WO2022206782A1 - 一种通信方法及装置 - Google Patents
一种通信方法及装置 Download PDFInfo
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- WO2022206782A1 WO2022206782A1 PCT/CN2022/083818 CN2022083818W WO2022206782A1 WO 2022206782 A1 WO2022206782 A1 WO 2022206782A1 CN 2022083818 W CN2022083818 W CN 2022083818W WO 2022206782 A1 WO2022206782 A1 WO 2022206782A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- H—ELECTRICITY
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- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
Definitions
- Embodiments of the present invention relate to the field of communication technologies, and in particular, to a communication method and apparatus.
- the receiver before the transmitter sends data to the receiver, the receiver first needs to measure the channel and send the channel measurement result to the transmitter, so that the transmitter can select the appropriate channel measurement resource to send to the receiver according to the channel measurement result. data.
- the receiver can obtain accurate measurement results through channel measurement.
- multiple channels are used at the same time, due to interference between the multiple channels, it is impossible to obtain accurate measurement results through the existing channel measurement methods.
- Embodiments of the present invention disclose a communication method and device, which are used to improve the accuracy of channel measurement.
- a first aspect discloses a communication method.
- the communication method can be applied to a terminal device, and can also be applied to a module (eg, a chip) in the terminal device.
- the following description takes the application to the terminal device as an example.
- the communication method may include: receiving first configuration information from a wireless access network device, where the first configuration information includes multiple channel measurement resources, and the multiple channel measurement resources correspond to two groups of channel measurement resources; according to the Perform channel measurement on multiple channel measurement resources to obtain a first measurement result; send the first measurement result to the wireless access network device; the first measurement result includes a joint channel measurement result, and the joint channel measurement result is Channel measurement results of a first resource pair, where the first resource pair includes one or more resource pairs consisting of two channel measurement resources, and the two channel measurement resources belong to the two groups of channel measurement resources respectively, and the The joint channel measurement result includes the information of the first resource pair.
- the terminal device performs channel measurement on a resource pair consisting of two channel measurement resources, and can measure and obtain the measurement result that the two channel measurement resources included in the resource pair use different channels to transmit data at the same time, and the measurement result It is sent to the wireless access network device, so that the wireless access network device can select the most suitable channel measurement resource to transmit data according to the measurement result reported by the terminal device.
- the process of channel measurement the situation that multiple channel measurement resources use different channels at the same time is considered, so it can be avoided that when multiple channel measurement resources use different channels at the same time, the measurement results are inaccurate due to the mutual interference between different channels. , so that the accuracy of channel measurement can be improved.
- One channel measurement resource corresponds to one channel.
- the first configuration information includes first indication information, where the first indication information is used to indicate the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources N 1 , N 1 is an integer greater than or equal to 1.
- the terminal device may determine the first group of channels according to the multiple channel measurement resources included in the configuration information and the indication information used to indicate the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources
- the measurement resources include which channel measurement resources among the multiple channel measurement resources, and then it can be determined which channel measurement resources among the multiple channel measurement resources are included in the second group of channel measurement resources.
- the channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources are the first N 1 channel measurement resources or the last N 1 channel measurement resources in the plurality of channel measurement resources Channel measurement resources
- the channel measurement resources included in the second group of channel measurement resources in the two groups of channel measurement resources are channel measurement resources other than the N 1 channel measurement resources in the plurality of channel measurement resources.
- the terminal device can accurately determine the number of channel measurement resources included in the configuration information and the indication information used to indicate the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources.
- One group of channel measurement resources includes which channel measurement resources among the plurality of channel measurement resources, and which channel measurement resources among the plurality of channel measurement resources are included in the second group of channel measurement resources.
- the first configuration information further includes second indication information, where the second indication information is used to indicate a first resource, and the first resource is one of the multiple channel measurement resources used for One or more channel measurement resources for single channel measurement.
- the terminal device can determine, according to the indication information for indicating the channel measurement resources used for single-channel measurement, the channel measurement resources that need to perform single-channel measurement among the multiple channel measurement resources, which can avoid measuring multiple channels. All the resources are used for single-channel measurement, which can reduce the channel measurement resources required for single-channel measurement, thereby reducing the power consumption of the terminal device.
- the second indication information is used to indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the two groups of channel measurement resources, where M is Integer greater than or equal to 1.
- the wireless access network device can indicate all channel measurement resources that need to perform single-channel measurement in the two groups of channel measurement resources by a numerical value, which can reduce the information to be transmitted, thereby saving transmission resources.
- the terminal device can determine all channel measurement resources that need to perform single-channel measurement in the two groups of channel measurement resources according to a value, the processing process of the terminal device can be reduced, thereby reducing the power consumption of the terminal device.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources are the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources.
- the terminal device can directly determine the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources as the channel measurement resources that need to perform single-channel measurement, and can quickly determine that the channel measurement resources need to be measured. Channel measurement resources for single-channel measurement, thereby improving the rate at which the terminal device performs channel measurement.
- the second indication information is a first bitmap.
- the terminal device may determine, according to the first bitmap, whether single-channel measurement needs to be performed on each channel measurement resource in the multiple channel measurement resources, so as to accurately determine whether the multiple channel measurement resources need to perform single-channel measurement.
- Channel measurement resources for single-channel measurement may be determined, according to the first bitmap, whether single-channel measurement needs to be performed on each channel measurement resource in the multiple channel measurement resources, so as to accurately determine whether the multiple channel measurement resources need to perform single-channel measurement.
- the first configuration information further includes third indication information, where the third indication information is used to indicate a second resource pair, and the second resource pair is a resource pair used for joint channel measurement , the second resource pair includes the first resource pair.
- the terminal device can determine the resource pair that needs to perform joint channel measurement according to the indication information used to indicate the resource pair used for joint channel measurement, and can avoid jointing all resource pairs composed of multiple channel measurement resources.
- Channel measurement can reduce resource pairs that need to perform joint channel measurement, thereby reducing power consumption of terminal equipment.
- the terminal device can determine the resource pair that needs to perform joint channel measurement according to the indication information used to indicate the resource pair used for joint channel measurement, and then perform joint channel measurement through these resource pairs, so that the radio access network device can perform joint channel measurement according to the joint channel measurement.
- the channel measurement result that is, the joint channel measurement result, determines the channel measurement resource or resource pair that is most suitable for sending data to the terminal device.
- the third indication information is a second bitmap.
- the terminal device can determine whether each resource pair in the resource pair needs to perform joint channel measurement according to the second bitmap, so as to accurately determine the resource pair that needs to perform joint channel measurement.
- the first bitmap and the second bitmap are two parts of the third bitmap.
- the wireless access network device can indicate channel measurement resources and resource pairs that need to be measured through a bitmap, which can reduce the quantity of indication information that needs to be transmitted, and can reduce the data that needs to be transmitted. Save transmission resources.
- the terminal device can determine channel measurement resources and resource pairs that need to be measured according to a bitmap, the processing process of the terminal device can be reduced, thereby reducing the power consumption of the terminal device.
- the (i-1)*N 2 +j th bit or the (j-1)*N 1 +i th bit in the second bitmap corresponds to the first group A resource pair consisting of the i-th channel measurement resource in the channel measurement resources and the j-th channel measurement resource in the second group of channel measurement resources, and N1 is the number of channel measurement resources included in the first group of channel measurement resources , and N 2 is the number of channel measurement resources included in the second group of channel measurement resources.
- the terminal device can quickly determine the resource pair to be measured according to the bits in the second bitmap.
- different resource pairs in the second resource pair include different channel measurement resources.
- different resource pairs in the resource pair to be measured include different channel measurement resources, which can avoid the failure of channel measurement resource pairs due to beam problems. question.
- the first configuration information further includes fourth indication information, where the fourth indication information is used to indicate a reporting mode, and the reporting mode includes at least a first mode and a second mode; the first One mode reports a group of joint channel measurement results and at least one group of single-channel measurement results; the second mode reports Y groups of joint channel measurement results and X groups of single-channel measurement results, where the value of Y is 1 or Configured by the radio access network device, and the value of X is configured by the radio access network device.
- the terminal device can determine the reporting mode according to the indication information used to indicate the reporting mode, and then can determine the measurement results to be reported according to the reporting mode, which can prevent the terminal device from reporting all the measurement results, and can reduce the measurements that need to be reported. As a result, transmission resources can thus be saved.
- the fourth indication information includes two options.
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the second mode.
- the terminal device can quickly determine the reporting mode according to the configuration information, and then can quickly determine the measurement result to be reported, which can improve the reporting rate.
- the reporting mode further includes a third mode, and the third mode only reports a single-channel measurement result;
- the fourth indication information includes three options, when the fourth indication information is the first When an option is selected, the fourth indication information is used to indicate the first mode; when the fourth indication information is a second option, the fourth indication information is used to indicate the second mode; When the fourth indication information is the third option, the fourth indication information is used to indicate the third mode.
- the terminal device can quickly determine the reporting mode according to the configuration information, and then can quickly determine the measurement result to be reported, which can improve the reporting rate.
- the first configuration information does not include one or more of the following information: the second indication information, the third indication information, and the Describe the fourth indication information.
- the measurement method may be single-channel measurement, or may be joint channel measurement.
- the terminal device only needs to perform single-channel measurement, that is, only measure a single channel measurement resource.
- the measurement method is joint channel measurement
- the terminal equipment not only needs to perform joint channel measurement, but may also need to perform single channel measurement.
- the configuration information may include second indication information, third indication information and fourth indication information.
- the configuration information may not include one or more of the second indication information, the third indication information and the fourth indication information.
- the third resource pair when measuring the third resource pair, use the receive beams of the two channel measurement resources in the third resource pair to simultaneously receive the reference on each channel measurement resource in the two channel measurement resources signal, the third resource pair is any resource pair in the second resource pair.
- the receiving beams of the two channel measurement resources in the resource pair are used to simultaneously receive the reference signals on each channel measurement resource of the two channel measurement resources, so that one channel can be measured against the other. a channel of interference.
- the number of channel status information (channel status information, CSI) processing units (CSI processing units, CPU) occupied by the measurement is 2*P, Q+2*P or Q+k*P, Q is the number of channel measurement resources included in the first resource, P is the number of resource pairs included in the second resource pair, and k is a value reported by the terminal device or configured by the radio access network device.
- the terminal device may first determine the number of CPUs according to the above method, and then may determine whether the current number of idle CPUs is greater than or equal to the determined number of CPUs, and when determining whether the current number of idle CPUs is If the number of CPUs is greater than or equal to the determined number of CPUs, the channel measurement is performed according to the above-mentioned multiple channel measurement resources, which can avoid the situation that the above-mentioned measurement is forced to stop after a period of time due to insufficient number of idle CPUs, and can reduce unnecessary operations of the terminal equipment, thereby The power consumption of the terminal device can be reduced.
- the first measurement result further includes information of a second resource
- the second resource is a channel measurement resource to be reported in the first resource
- the information of the second resource is the following Either: a local index of the second resource in a group of channel measurement resources corresponding to the second resource; the second resource belongs to the first resource in a group of channel measurement resources corresponding to the second resource The local index in the channel measurement resource of a resource; the index of the bit corresponding to the second resource in the first bit bitmap.
- the information of the second resource may be a local index of the second resource in a group of channel measurement resources corresponding to the second resource, rather than the index of the second resource in multiple channel measurement resources, which can reduce reporting The number of bits required for the information of the second resource reduces the amount of data to be transmitted, thereby saving transmission resources.
- the information of the second resource may also be a local index of the second resource in the channel measurement resource belonging to the first resource in a group of channel measurement resources corresponding to the second resource, rather than a local index of the second resource in a channel measurement resource corresponding to the second resource.
- the local index in the group channel measurement resource can further reduce the number of bits required to report the information of the second resource, reduce the amount of data to be transmitted, and save energy transfer resources.
- the information of the second resource may also be an index of the bit corresponding to the second resource in the first bitmap, so that the radio access network device can quickly determine the reported channel measurement resource according to the bit index.
- the information of the first resource pair is an index of a bit corresponding to the first resource pair in the second bitmap.
- the information of the first resource pair is the index of the bit corresponding to the first resource pair in the second bitmap, so that the radio access network device can quickly determine the reported resource pair according to the bit index.
- the first measurement result includes at least one group of joint channel measurement results and/or at least one group of single-channel measurement results, the at least one group of joint channel measurement results and/or at least one group of single-channel measurement results There is a first reporting priority between measurement results, the at least one group of joint channel measurement results is in one-to-one correspondence with the resource pairs included in the first resource pair, and each group of single-channel measurement results in the at least one group of single-channel measurement results The result corresponds to one group of channel measurement resources in the two groups of channel measurement resources.
- reporting priority between at least one group of joint channel measurement results and/or at least one group of single-channel measurement results there is a reporting priority between at least one group of joint channel measurement results and/or at least one group of single-channel measurement results. Reporting according to the reporting priority between at least one group of joint channel measurement results and/or at least one group of single-channel measurement results can ensure the reporting of measurement results with higher reporting priorities, that is, ensure the reporting of important measurement results, which can reduce The impact that the measurement results cannot be reported in full.
- the first reporting priority includes: the reporting priority of the at least one group of joint channel measurement results is lower than the reporting priority of the at least one group of single-channel measurement results.
- the first reporting priority includes: the reporting priority of the at least one group of joint channel measurement results and/or the at least one group of single-channel measurement results is based on the channel corresponding to each group of measurement results.
- the quality indicator (channel quality indicator, CQI) is determined.
- the reporting priorities of at least one group of joint channel measurement results and/or at least one group of single-channel measurement results are determined according to the CQI corresponding to each group of measurement results, and the measurement results that need to be reported preferentially can be determined according to the CQI, which can reduce The impact that the measurement results cannot be reported in full.
- the reporting priority of the at least one group of joint channel measurement results and/or the at least one group of single-channel measurement results is determined according to the CQI corresponding to each group of measurement results, including: when the two groups of measurement results When the corresponding CQIs are different, the measurement result with higher CQI has a higher reporting priority; when the CQIs corresponding to the two sets of measurement results are the same, the reporting priority of the two sets of measurement results is based on the corresponding two sets of measurement results.
- the configuration sequence of the two groups of channel measurement resources is determined.
- the measurement result with higher CQI has a higher reporting priority, which can ensure the priority reporting of the measurement result with higher CQI, that is, the measurement with good channel quality is guaranteed
- the priority reporting of the results can reduce the impact that all measurement results cannot be reported.
- the communication method may further include: receiving second configuration information from the wireless access network device, where the first configuration information is different from the second configuration information; Perform channel measurement on the second configuration information to obtain a second measurement result; a second reporting priority exists between the first measurement result and the second measurement result; the terminal device first determines the first reporting priority according to the second reporting priority A reporting priority between a measurement result and the second measurement result, and then determine the difference between at least two sets of measurement results included in the first measurement result and the second measurement result according to the first reporting priority. escalation priority.
- the reporting priorities of measurement results corresponding to different configuration information may be determined according to the reporting priorities corresponding to different configuration information, and the measurement results corresponding to the same configuration information may be determined according to the above method.
- the reporting priorities between different groups of measurement results can achieve compatibility between reporting priorities between different configurations and reporting priorities within the same configuration.
- the terminal device first determines the reporting priority among at least one group of measurement results included in the first measurement result according to the first reporting priority, and then determines the at least one reporting priority according to the third reporting priority.
- the reporting priority between the measurement results corresponding to the even-numbered subbands and the measurement results corresponding to the odd-numbered subbands included in each group of measurement results in the group measurement results.
- the reporting priorities between different groups of measurement results corresponding to the same configuration information, and the reporting priorities of the measurement results corresponding to even subbands and odd subbands in one measurement result can be determined according to the above method. Compatibility of reporting priorities between different groups corresponding to the same configuration and reporting priorities between different subbands of the same measurement result is implemented.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to the sum of the Q and the P; the interference measurement resource
- the type is non-zero power (none zero power, NZP) channel status information reference signal (channel status information reference signal, CSI-RS) resources or channel status information interference measurement (channel status information interference measurement, CSI-IM) resources, or other Type of interference measurement resource.
- the terminal device may measure the interference corresponding to each channel measurement resource or resource pair according to the interference measurement resource included in the first configuration information, thereby determining the CQI corresponding to each channel measurement resource or resource pair.
- the first Q interference measurement resources in the at least one interference measurement resource are in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining ones in the at least one interference measurement resource are in one-to-one correspondence.
- the P interference measurement resources are in one-to-one correspondence with the P resource pairs included in the second resource pair.
- the interference measurement resources are in one-to-one correspondence with the channel measurement resources to be measured, and the terminal device may determine the corresponding CQI for each channel measurement resource to be measured.
- the interference measurement resources are in one-to-one correspondence with resource pairs to be measured, and the terminal device may determine a corresponding CQI for each resource pair to be measured.
- the spatial reception parameters or quasi-co-location (QCL) assumptions of the two channel measurement resources in the third resource pair are used to measure, so
- the third resource pair is any resource pair in the second resource pair.
- the spatial reception parameters or quasi-colocation assumptions of the two channel measurement resources in the resource pair are used to simultaneously receive the reference signal on each channel measurement resource in the two channel measurement resources, so that the reference signal on each channel measurement resource in the two channel measurement resources can be received simultaneously. Interference from one channel to another is measured.
- the first configuration information includes a second index
- the second index includes the second indication information and the third indication information
- the second index includes P+Q indices value
- the wireless access network device can indicate the channel measurement resource and resource pair that need to be measured through an index, which can reduce the quantity of indication information that needs to be transmitted, and can reduce the data that needs to be transmitted, thereby saving transmission. resource.
- the terminal device can determine the channel measurement resource and resource pair to be measured according to an index, the processing process of the terminal device can be reduced, thereby reducing the power consumption of the terminal device.
- the reporting mode when the reporting mode is the first reporting mode, the information of the second resource and the information of the first resource pair are represented by the same parameter or index; when the reporting mode is In the second reporting mode, the information of the second resource and the information of the first resource pair are respectively represented by different parameters or indexes.
- the terminal device can indicate the channel measurement resource and resource pair information that needs to be reported through an index or parameter, which can reduce the amount of information to be transmitted and the data that needs to be transmitted, thereby saving transmission. resource.
- the radio access network device can determine the channel measurement resource and resource pair to be reported according to an index or parameter, the processing process of the radio access network device can be reduced, thereby reducing the power consumption of the radio access network device.
- the first measurement result further includes a first field, where the first field is used to indicate a rank indicator (rank indicator, RI) of the channel, when the first field indicates an RI , the measurement result included in the first measurement result is a single-channel measurement result, and when the first field indicates an RI combination composed of two RIs, the measurement result included in the first measurement result is a joint channel measurement result.
- rank indicator rank indicator
- the first interference measurement resource when measuring the first interference measurement resource, is measured by using the receiving beam or spatial reception parameters or QCL assumptions of the two channel measurement resources in the third resource pair. is the interference measurement resource corresponding to the third resource pair in the at least one interference measurement resource.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to Q+2*P; the type of the interference measurement resource is NZPCSI - RS resources or CSI-IM resources, or other types of interference measurement resources.
- the Q interference measurement resources in the at least one interference measurement resource are in a one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining 2 of the at least one interference measurement resource are in one-to-one correspondence.
- the *P interference measurement resources are in one-to-one correspondence with the 2*P channel measurement resources included in the second resource pair.
- the first interference measurement resource when measuring the first interference measurement resource, is measured by using the receiving beam or spatial reception parameters or QCL assumptions of the two channel measurement resources in the third resource pair. is the interference measurement resource corresponding to the third resource pair in the at least one interference measurement resource.
- a second aspect discloses a communication method.
- the communication method can be applied to a wireless access network device, and can also be applied to a module (eg, a chip) in the wireless access network device.
- the communication method may include: sending first configuration information to a terminal device, where the first configuration information includes a plurality of channel measurement resources, the plurality of channel measurement resources corresponding to two groups of channel measurement resources; receiving information from the terminal device; a first measurement result; the first measurement result includes a joint channel measurement result, and the joint channel measurement result is a channel measurement result of a first resource pair, and the first resource pair includes one or more resources measured by two channels
- the two channel measurement resources respectively belong to the two groups of channel measurement resources, and the joint channel measurement result includes the information of the first resource pair.
- the wireless access network device is configured with multiple channel measurement resources corresponding to two sets of channel measurement resources, so that the terminal device can perform channel measurement on a resource pair composed of two channel measurement resources, and obtain the Two channel measurement resources use different channels to transmit data measurement results at the same time, and report the measurement results to the wireless access network equipment. After that, the wireless access network equipment can select the most appropriate channel measurement resource to the terminal according to the measurement results reported by the terminal equipment. The device transmits data. Since the terminal equipment considers the situation that multiple channel measurement resources use different channels at the same time in the process of channel measurement, it can avoid the measurement results caused by the mutual interference between different channels when multiple channel measurement resources use different channels at the same time. Inaccurate problem, which can improve the accuracy of channel measurement.
- One channel measurement resource corresponds to one channel.
- the first configuration information includes first indication information, where the first indication information is used to indicate the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources N 1 , N 1 is an integer greater than or equal to 1.
- the wireless access network device configures the terminal device with multiple channel measurement resources and indication information for indicating the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources, so that the terminal device can According to the multiple channel measurement resources and the indication information, it can be determined which channel measurement resources among the multiple channel measurement resources are included in the first group of channel measurement resources, and then which channel measurement resources among the multiple channel measurement resources are included in the second group of channel measurement resources can be determined. resource.
- the channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources are the first N 1 channel measurement resources or the last N 1 channel measurement resources in the plurality of channel measurement resources Channel measurement resources
- the channel measurement resources included in the second group of channel measurement resources in the two groups of channel measurement resources are channel measurement resources other than the N 1 channel measurement resources in the plurality of channel measurement resources.
- the wireless access network device configures the terminal device with multiple channel measurement resources and indication information for indicating the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources, so that the terminal device can According to the multiple channel measurement resources and the indication information, it can be accurately determined which channel measurement resources among the multiple channel measurement resources are included in the first group of channel measurement resources, and which channel measurement resources among the multiple channel measurement resources are included in the second group of channel measurement resources. resource.
- the first configuration information further includes second indication information, where the second indication information is used to indicate a first resource, and the first resource is one of the multiple channel measurement resources used for One or more channel measurement resources for single channel measurement.
- the wireless access network device configures the terminal device with indication information indicating channel measurement resources used for single-channel measurement, so that the terminal device can determine, according to the indication information, that single-channel measurement needs to be performed among multiple channel measurement resources.
- the measured channel measurement resources can avoid performing single-channel measurement on all of the multiple channel measurement resources, and can reduce the channel measurement resources required to perform single-channel measurement, thereby reducing the power consumption of the terminal device.
- the second indication information is used to indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the two groups of channel measurement resources, where M is Integer greater than or equal to 1.
- the wireless access network device can indicate all channel measurement resources that need to perform single-channel measurement in the two groups of channel measurement resources by a numerical value, which can reduce the information to be transmitted, thereby saving transmission resources.
- the terminal device can determine all the channel measurement resources that need to perform single-channel measurement in the two groups of channel measurement resources according to a value configured by the wireless access network device, the processing process of the terminal device can be reduced, and the terminal device can be reduced. power consumption.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources are the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources.
- the terminal device may directly determine the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources as the channel that needs to perform single-channel measurement according to the value configured by the wireless access network device.
- the measurement resource can quickly determine the channel measurement resource that needs to perform single-channel measurement, so that the rate of channel measurement by the terminal device can be improved.
- the second indication information is a first bitmap.
- the wireless access network device may indicate the channel measurement resource that the terminal device needs to measure the single-channel measurement through a bitmap, so that the terminal device can determine each of the multiple channel measurement resources according to the bitmap. Whether the channel measurement resource needs to perform single-channel measurement, so that the channel measurement resource that needs to perform single-channel measurement among multiple channel measurement resources can be accurately determined.
- the first configuration information further includes third indication information, where the third indication information is used to indicate a second resource pair, and the second resource pair is a resource pair used for joint channel measurement , the second resource pair includes the first resource pair.
- the wireless access network device configures the terminal device with indication information indicating the resource pair used for joint channel measurement, so that it can be determined according to the indication information used to indicate the resource pair used for joint channel measurement that the The resource pair for joint channel measurement can avoid performing joint channel measurement on all resource pairs composed of multiple channel measurement resources, and can reduce the resource pairs required for joint channel measurement, thereby reducing the power consumption of the terminal device.
- the radio access network device configures the terminal device with indication information indicating the resource pair used for joint channel measurement, so that the terminal device can determine the resource pair that needs to perform joint channel measurement according to the indication information, and then use these resource pairs to perform In joint channel measurement, the radio access network device can determine the most suitable channel measurement resource or resource pair for sending data to the terminal device according to the joint channel measurement result, that is, the joint channel measurement result.
- the third indication information is a second bitmap.
- the wireless access network device can indicate the resource pair that the terminal device needs to measure the joint channel measurement through a bitmap, so that the terminal device can determine whether each resource pair in the resource pair needs to be measured according to the bitmap.
- the joint channel measurement is performed, so that the resource pair that needs to perform the joint channel measurement can be accurately determined.
- the first bitmap and the second bitmap are two parts of the third bitmap.
- the wireless access network device can indicate the channel measurement resource and resource pair that the terminal device needs to measure through a bitmap, which can reduce the quantity of indication information to be transmitted and the data to be transmitted, thereby reducing the amount of data to be transmitted. Transmission resources can be saved.
- the terminal device can determine the channel measurement resource and resource pair to be measured according to a bitmap configured by the radio access network device, the processing process of the terminal device can be reduced, thereby reducing the power consumption of the terminal device.
- the (i-1)*N 2 +j th bit or the (j-1)*N 1 +i th bit in the second bitmap corresponds to the first group A resource pair consisting of the i-th channel measurement resource in the channel measurement resources and the j-th channel measurement resource in the second group of channel measurement resources, and N1 is the number of channel measurement resources included in the first group of channel measurement resources , and N 2 is the number of channel measurement resources included in the second group of channel measurement resources.
- each bit in the second bit bitmap indicates a resource pair consisting of one channel measurement resource in the first group of channel measurement resources and one channel measurement resource in the second group of channel measurement resources, so that the terminal The device can quickly determine the resource pair to be measured according to the bits in the second bitmap.
- different resource pairs in the second resource pair include different channel measurement resources.
- different resource pairs in the resource pair to be measured include different channel measurement resources, which can avoid the failure of channel measurement resource pairs due to beam problems. question.
- the first configuration information further includes fourth indication information, where the fourth indication information is used to indicate a reporting mode, and the reporting mode includes at least a first mode and a second mode; the first One mode reports a group of joint channel measurement results and at least one group of single-channel measurement results; the second mode reports Y groups of joint channel measurement results and X groups of single-channel measurement results, where the value of Y is 1 or Configured by the radio access network device, and the value of X is configured by the radio access network device.
- the wireless access network device may configure indication information for indicating the reporting mode for the terminal device, so that the terminal device can determine the reporting mode according to the indication information, and then can determine the measurement result to be reported according to the reporting mode. Avoiding the terminal equipment from reporting all the measurement results can reduce the measurement results that need to be reported, thereby saving transmission resources.
- the fourth indication information includes two options.
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the second mode.
- the wireless access network device configures the reporting mode for the terminal device, so that the terminal device can quickly determine the reporting mode according to the configuration information, and then can quickly determine the measurement result to be reported, which can improve the reporting rate.
- the reporting mode further includes a third mode, and the third mode only reports a single-channel measurement result;
- the fourth indication information includes three options, when the fourth indication information is the first When an option is selected, the fourth indication information is used to indicate the first mode; when the fourth indication information is a second option, the fourth indication information is used to indicate the second mode; When the fourth indication information is the third option, the fourth indication information is used to indicate the third mode.
- the wireless access network device configures the reporting mode for the terminal device, so that the terminal device can quickly determine the reporting mode according to the configuration information, and then can quickly determine the measurement result to be reported, which can improve the reporting rate.
- the first configuration information does not include one or more of the following information: the second indication information, the third indication information, and the Describe the fourth indication information.
- the measurement method may be single-channel measurement, or may be joint channel measurement.
- the wireless access network device may only configure the terminal device to perform single-channel measurement, that is, the terminal device only measures a single channel measurement resource.
- the wireless access network device can configure the terminal device to perform not only joint channel measurement, but also single-channel measurement, that is, resource pair measurement is required.
- the configuration information may include second indication information, third indication information and fourth indication information.
- the configuration information may not include one or more of the second indication information, the third indication information and the fourth indication information.
- the first measurement result further includes information of a second resource
- the second resource is a channel measurement resource to be reported in the first resource
- the information of the second resource is the following Either: a local index of the second resource in a group of channel measurement resources corresponding to the second resource; the second resource belongs to the first resource in a group of channel measurement resources corresponding to the second resource The local index in the channel measurement resource of a resource; the index of the bit corresponding to the second resource in the first bit bitmap.
- the information of the second resource may be the local index of the second resource in a group of channel measurement resources corresponding to the second resource, rather than the index of the second resource in multiple channel measurement resources, which can reduce the number of terminal The number of bits required by the device to report the information of the second resource reduces the amount of data to be transmitted, thereby saving transmission resources.
- the information of the second resource may also be a local index of the second resource in the channel measurement resource belonging to the first resource in a group of channel measurement resources corresponding to the second resource, rather than a local index of the second resource in a channel measurement resource corresponding to the second resource.
- the local index in the group channel measurement resource can further reduce the number of bits required by the terminal equipment to report the information of the second resource, reduce the amount of data that needs to be transmitted, and further Transmission resources can be saved.
- the information of the second resource may also be an index of the bit corresponding to the second resource in the first bitmap, and the radio access network device may quickly determine the reported channel measurement resource according to the index of the bit.
- the information of the first resource pair is an index of a bit corresponding to the first resource pair in the second bitmap.
- the information of the first resource pair is the index of the bit corresponding to the first resource pair in the second bitmap, and the radio access network device can quickly determine the reported resource pair according to the bit index.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to the sum of the Q and the P; the interference measurement resource The type of NZP CSI-RS resource or CSI-IM resource, or other types of interference measurement resources.
- the wireless access network device configures the terminal device with interference measurement resources equal to the number of channel measurement resources to be measured and the sum of the logarithm of the resources, so that the terminal device can determine the required interference measurement resources according to the interference measurement resources included in the configuration information.
- the measured channel measures the resource and the CQI corresponding to the resource pair.
- the first Q interference measurement resources in the at least one interference measurement resource are in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining ones in the at least one interference measurement resource are in one-to-one correspondence.
- the P interference measurement resources are in one-to-one correspondence with the P resource pairs included in the second resource pair.
- the interference measurement resources configured by the wireless access network equipment for the terminal equipment correspond one-to-one with the channel measurement resources to be measured, so that the terminal equipment can determine the corresponding CQI for each channel measurement resource to be measured.
- the interference measurement resources configured by the radio access network device for the terminal device correspond one-to-one with the resource pair to be measured, so that the terminal device can determine the corresponding CQI for each resource pair to be measured.
- the first configuration information includes a second index
- the second index includes the second indication information and the third indication information
- the second index includes P+Q indices value
- Q is the number of channel measurement resources included in the first resource
- P is the number of resource pairs included in the second resource pair.
- the wireless access network device can indicate the channel measurement resource and resource pair that need to be measured through an index, which can reduce the quantity of indication information that needs to be transmitted, and can reduce the data that needs to be transmitted, thereby saving transmission. resource.
- the terminal device can determine the channel measurement resource and resource pair to be measured according to an index, the processing process of the terminal device can be reduced, thereby reducing the power consumption of the terminal device.
- the reporting mode when the reporting mode is the first reporting mode, the information of the second resource and the information of the first resource pair are represented by the same parameter or index; when the reporting mode is In the second reporting mode, the information of the second resource and the information of the first resource pair are respectively represented by different parameters or indexes.
- the terminal device can indicate the channel measurement resource and resource pair information that needs to be reported through an index or parameter, which can reduce the amount of information to be transmitted and the data that needs to be transmitted, thereby saving transmission. resource.
- the radio access network device can determine the channel measurement resource and resource pair to be reported according to an index or parameter, the processing process of the radio access network device can be reduced, thereby reducing the power consumption of the radio access network device.
- the first measurement result further includes a first field, where the first field is used to indicate an RI, and when the first field indicates an RI, the measurement result included in the first measurement result
- the result is a single-channel measurement result, and when the first field indicates an RI combination composed of two RIs, the measurement result included in the first measurement result is a joint channel measurement result.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to Q+2*P; the type of the interference measurement resource is NZPCSI - RS resources or CSI-IM resources, or other types of interference measurement resources.
- the Q interference measurement resources in the at least one interference measurement resource are in a one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining 2 of the at least one interference measurement resource are in one-to-one correspondence.
- the *P interference measurement resources are in one-to-one correspondence with the 2*P channel measurement resources included in the second resource pair.
- a third aspect discloses a communication apparatus, where the communication apparatus may be a terminal device or a module (eg, a chip) in the terminal device.
- the communication apparatus may include: a receiving unit configured to receive first configuration information from a wireless access network device, where the first configuration information includes multiple channel measurement resources, and the multiple channel measurement resources correspond to two groups of channel measurements resources; a measuring unit, configured to perform channel measurement according to the multiple channel measurement resources, to obtain a first measurement result; a sending unit, configured to send the first measurement result to the wireless access network device; the first The measurement result includes a joint channel measurement result, and the joint channel measurement result is a channel measurement result of a first resource pair, and the first resource pair includes one or more resource pairs consisting of two channel measurement resources, the two The channel measurement resources respectively belong to the two groups of channel measurement resources, and the joint channel measurement result includes information of the first resource pair.
- the first configuration information includes first indication information, where the first indication information is used to indicate the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources N 1 , N 1 is an integer greater than or equal to 1.
- the channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources are the first N 1 channel measurement resources or the last N 1 channel measurement resources in the plurality of channel measurement resources Channel measurement resources
- the channel measurement resources included in the second group of channel measurement resources in the two groups of channel measurement resources are channel measurement resources other than the N 1 channel measurement resources in the plurality of channel measurement resources.
- the first configuration information further includes second indication information, where the second indication information is used to indicate a first resource, and the first resource is one of the multiple channel measurement resources used for One or more channel measurement resources for single channel measurement.
- the second indication information is used to indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the two groups of channel measurement resources, where M is Integer greater than or equal to 1.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources are the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources.
- the second indication information is a first bitmap.
- the first configuration information further includes third indication information, where the third indication information is used to indicate a second resource pair, and the second resource pair is a resource pair used for joint channel measurement , the second resource pair includes the first resource pair.
- the third indication information is a second bitmap.
- the first bitmap and the second bitmap are two parts of the third bitmap.
- the (i-1)*N 2 +j th bit or the (j-1)*N 1 +i th bit in the second bitmap corresponds to the first group A resource pair consisting of the i-th channel measurement resource in the channel measurement resources and the j-th channel measurement resource in the second group of channel measurement resources, and N1 is the number of channel measurement resources included in the first group of channel measurement resources , and N 2 is the number of channel measurement resources included in the second group of channel measurement resources.
- different resource pairs in the second resource pair include different channel measurement resources.
- the first configuration information further includes fourth indication information, where the fourth indication information is used to indicate a reporting mode, and the reporting mode includes at least a first mode and a second mode; the first One mode reports a group of joint channel measurement results and at least one group of single-channel measurement results; the second mode reports Y groups of joint channel measurement results and X groups of single-channel measurement results, where the value of Y is 1 or Configured by the radio access network device, and the value of X is configured by the radio access network device.
- the fourth indication information includes two options.
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the second mode.
- the reporting mode further includes a third mode, and the third mode only reports a single-channel measurement result;
- the fourth indication information includes three options, when the fourth indication information is the first When an option is selected, the fourth indication information is used to indicate the first mode; when the fourth indication information is a second option, the fourth indication information is used to indicate the second mode; When the fourth indication information is the third option, the fourth indication information is used to indicate the third mode.
- the first configuration information does not include one or more of the following information: the second indication information, the third indication information, and the Describe the fourth indication information.
- the third resource pair when measuring the third resource pair, use the receive beams of the two channel measurement resources in the third resource pair to simultaneously receive the reference on each channel measurement resource in the two channel measurement resources signal, the third resource pair is any resource pair in the second resource pair.
- the number of CPUs occupied by the measurement is 2*P, Q+2*P, or Q+k*P, where Q is the number of channel measurement resources included in the first resource, and P is the The number of resource pairs included in the second resource pair, and k is a value reported by the terminal device or configured by the radio access network device.
- the first measurement result further includes information of a second resource
- the second resource is a channel measurement resource to be reported in the first resource
- the information of the second resource is the following Either: a local index of the second resource in a group of channel measurement resources corresponding to the second resource; the second resource belongs to the first resource in a group of channel measurement resources corresponding to the second resource The local index in the channel measurement resource of a resource; the index of the bit corresponding to the second resource in the first bit bitmap.
- the information of the first resource pair is an index of a bit corresponding to the first resource pair in the second bitmap.
- the first measurement result includes at least one group of joint channel measurement results and/or at least one group of single-channel measurement results, the at least one group of joint channel measurement results and/or at least one group of single-channel measurement results There is a first reporting priority between measurement results, the at least one group of joint channel measurement results is in one-to-one correspondence with the resource pairs included in the first resource pair, and each group of single-channel measurement results in the at least one group of single-channel measurement results The result corresponds to one group of channel measurement resources in the two groups of channel measurement resources.
- the first reporting priority includes: the reporting priority of the at least one group of joint channel measurement results is lower than the reporting priority of the at least one group of single-channel measurement results.
- the first reporting priority includes: the reporting priority of the at least one group of joint channel measurement results and/or the at least one group of single-channel measurement results is based on the CQI corresponding to each group of measurement results Sure.
- the reporting priority of the at least one group of joint channel measurement results and/or the at least one group of single-channel measurement results is determined according to the CQI corresponding to each group of measurement results, including: when the two groups of measurement results When the corresponding CQIs are different, the measurement result with higher CQI has a higher reporting priority; when the CQIs corresponding to the two sets of measurement results are the same, the reporting priority of the two sets of measurement results is based on the corresponding two sets of measurement results.
- the configuration sequence of the two groups of channel measurement resources is determined.
- the receiving unit is further configured to receive second configuration information from the wireless access network device, where the first configuration information is different from the second configuration information; the measuring unit , and is further used to perform channel measurement according to the second configuration information to obtain a second measurement result; a second reporting priority exists between the first measurement result and the second measurement result; The second reporting priority determines the reporting priority between the first measurement result and the second measurement result, and then determines the first measurement result and the second measurement result respectively according to the first reporting priority, including: The reporting priority between at least two sets of measurement results.
- the terminal device first determines the reporting priority among at least one group of measurement results included in the first measurement result according to the first reporting priority, and then determines the at least one reporting priority according to the third reporting priority.
- the reporting priority between the measurement results corresponding to the even-numbered subbands and the measurement results corresponding to the odd-numbered subbands included in each group of measurement results in the group measurement results.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to the sum of the Q and the P; the interference measurement resource The type is NZP CSI-RS resource or CSI-IM resource.
- the first Q interference measurement resources in the at least one interference measurement resource are in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining ones in the at least one interference measurement resource are in one-to-one correspondence.
- the P interference measurement resources are in one-to-one correspondence with the P resource pairs included in the second resource pair.
- the spatial reception parameters or quasi-co-location (QCL) assumptions of the two channel measurement resources in the third resource pair are used to measure, so
- the third resource pair is any resource pair in the second resource pair.
- the first configuration information includes a second index
- the second index includes the second indication information and the third indication information
- the second index includes P+Q indices value
- the reporting mode when the reporting mode is the first reporting mode, the information of the second resource and the information of the first resource pair are represented by the same parameter or index; when the reporting mode is In the second reporting mode, the information of the second resource and the information of the first resource pair are respectively represented by different parameters or indexes.
- the first measurement result further includes a first field, where the first field is used to indicate a rank indicator (rank indicator, RI) of the channel, when the first field indicates an RI , the measurement result included in the first measurement result is a single-channel measurement result, and when the first field indicates an RI combination composed of two RIs, the measurement result included in the first measurement result is a joint channel measurement result.
- rank indicator rank indicator
- the first interference measurement resource when measuring the first interference measurement resource, is measured by using the receiving beam or spatial reception parameters or QCL assumptions of the two channel measurement resources in the third resource pair. is the interference measurement resource corresponding to the third resource pair in the at least one interference measurement resource.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to Q+2*P; the type of the interference measurement resource is NZPCSI - RS resources or CSI-IM resources, or other types of interference measurement resources.
- the Q interference measurement resources in the at least one interference measurement resource are in a one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining 2 of the at least one interference measurement resource are in one-to-one correspondence.
- the *P interference measurement resources are in one-to-one correspondence with the 2*P channel measurement resources included in the second resource pair.
- the first interference measurement resource when measuring the first interference measurement resource, is measured by using the receiving beam or spatial reception parameters or QCL assumptions of the two channel measurement resources in the third resource pair. is the interference measurement resource corresponding to the third resource pair in the at least one interference measurement resource.
- a fourth aspect discloses a communication apparatus, where the communication apparatus may be a wireless access network device or a module (eg, a chip) in the wireless access network device.
- the communication apparatus may include: a sending unit configured to send first configuration information to a terminal device, where the first configuration information includes multiple channel measurement resources, the multiple channel measurement resources corresponding to two groups of channel measurement resources; the receiving unit , for receiving the first measurement result from the terminal device; the first measurement result includes a joint channel measurement result, and the joint channel measurement result is a channel measurement result of a first resource pair, and the first resource pair includes One or more resource pairs consisting of two channel measurement resources, the two channel measurement resources belong to the two groups of channel measurement resources respectively, and the joint channel measurement result includes information of the first resource pair.
- the first configuration information includes first indication information, where the first indication information is used to indicate the number of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources N 1 , N 1 is an integer greater than or equal to 1.
- the channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources are the first N 1 channel measurement resources or the last N 1 channel measurement resources in the plurality of channel measurement resources Channel measurement resources
- the channel measurement resources included in the second group of channel measurement resources in the two groups of channel measurement resources are channel measurement resources other than the N 1 channel measurement resources in the plurality of channel measurement resources.
- the first configuration information further includes second indication information, where the second indication information is used to indicate a first resource, and the first resource is one of the multiple channel measurement resources used for One or more channel measurement resources for single channel measurement.
- the second indication information is used to indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the two groups of channel measurement resources, where M is Integer greater than or equal to 1.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources are the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources.
- the second indication information is a first bitmap.
- the first configuration information further includes third indication information, where the third indication information is used to indicate a second resource pair, and the second resource pair is a resource pair used for joint channel measurement , the second resource pair includes the first resource pair.
- the third indication information is a second bitmap.
- the first bitmap and the second bitmap are two parts of the third bitmap.
- the (i-1)*N 2 +j th bit or the (j-1)*N 1 +i th bit in the second bitmap corresponds to the first group A resource pair consisting of the i-th channel measurement resource in the channel measurement resources and the j-th channel measurement resource in the second group of channel measurement resources, and N1 is the number of channel measurement resources included in the first group of channel measurement resources , and N 2 is the number of channel measurement resources included in the second group of channel measurement resources.
- different resource pairs in the second resource pair include different channel measurement resources.
- the first configuration information further includes fourth indication information, where the fourth indication information is used to indicate a reporting mode, and the reporting mode includes at least a first mode and a second mode; the first One mode reports a group of joint channel measurement results and at least one group of single-channel measurement results; the second mode reports Y groups of joint channel measurement results and X groups of single-channel measurement results, where the value of Y is 1 or Configured by the radio access network device, and the value of X is configured by the radio access network device.
- the fourth indication information includes two options.
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the first mode
- the fourth indication information is used to indicate the second mode.
- the reporting mode further includes a third mode, and the third mode only reports a single-channel measurement result;
- the fourth indication information includes three options, when the fourth indication information is the first When an option is selected, the fourth indication information is used to indicate the first mode; when the fourth indication information is a second option, the fourth indication information is used to indicate the second mode; When the fourth indication information is the third option, the fourth indication information is used to indicate the third mode.
- the first configuration information does not include one or more of the following information: the second indication information, the third indication information, and the Describe the fourth indication information.
- the first measurement result further includes information of a second resource
- the second resource is a channel measurement resource to be reported in the first resource
- the information of the second resource is the following Either: a local index of the second resource in a group of channel measurement resources corresponding to the second resource; the second resource belongs to the first resource in a group of channel measurement resources corresponding to the second resource The local index in the channel measurement resource of a resource; the index of the bit corresponding to the second resource in the first bit bitmap.
- the information of the first resource pair is an index of a bit corresponding to the first resource pair in the second bitmap.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to the sum of the Q and the P; the interference measurement resource The type is NZP CSI-RS resource or CSI-IM resource.
- the first Q interference measurement resources in the at least one interference measurement resource are in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining ones in the at least one interference measurement resource are in one-to-one correspondence.
- the P interference measurement resources are in one-to-one correspondence with the P resource pairs included in the second resource pair.
- the first configuration information includes a second index
- the second index includes the second indication information and the third indication information
- the second index includes P+Q indices value
- Q is the number of channel measurement resources included in the first resource
- P is the number of resource pairs included in the second resource pair.
- the reporting mode when the reporting mode is the first reporting mode, the information of the second resource and the information of the first resource pair are represented by the same parameter or index; when the reporting mode is In the second reporting mode, the information of the second resource and the information of the first resource pair are respectively represented by different parameters or indexes.
- the first measurement result further includes a first field, where the first field is used to indicate an RI, and when the first field indicates an RI, the measurement result included in the first measurement result
- the result is a single-channel measurement result, and when the first field indicates an RI combination composed of two RIs, the measurement result included in the first measurement result is a joint channel measurement result.
- the first configuration information further includes at least one interference measurement resource; the number of interference measurement resources of the at least one interference measurement resource is equal to Q+2*P; the type of the interference measurement resource is NZPCSI - RS resources or CSI-IM resources, or other types of interference measurement resources.
- the Q interference measurement resources in the at least one interference measurement resource are in a one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining 2 of the at least one interference measurement resource are in one-to-one correspondence.
- the *P interference measurement resources are in one-to-one correspondence with the 2*P channel measurement resources included in the second resource pair.
- a fifth aspect discloses a communication apparatus, where the communication apparatus may be a terminal device or a module (eg, a chip) in the terminal device.
- the communication device may include a processor, a memory, and a transceiver for receiving information from other communication devices than the communication device, and outputting information to other communication devices than the communication device, when When the processor executes the computer program stored in the memory, the processor is caused to execute the communication method disclosed in the first aspect or any implementation manner of the first aspect.
- a sixth aspect discloses a communication apparatus, where the communication apparatus may be a radio access network device or a module (eg, a chip) in the radio access network device.
- the communication device may include a processor, a memory, and a transceiver for receiving information from other communication devices than the communication device, and outputting information to other communication devices than the communication device, when When the processor executes the computer program stored in the memory, the processor is caused to execute the communication method disclosed in the second aspect or any implementation manner of the second aspect.
- a seventh aspect discloses a communication system including the communication device of the fifth aspect and the communication device of the sixth aspect.
- An eighth aspect discloses a computer-readable storage medium, where a computer program or computer instruction is stored thereon, and when the computer program or computer instruction is executed, the communication method disclosed in the above aspects is implemented.
- a ninth aspect discloses a chip including a processor for executing a program stored in a memory, and when the program is executed, causes the chip to execute the above method.
- the memory is located off-chip.
- a tenth aspect discloses a computer program product comprising computer program code which, when executed, causes the above communication method to be performed.
- FIG. 1 is a schematic diagram of a network architecture disclosed in an embodiment of the present application.
- FIG. 2 is a schematic diagram of a joint channel measurement disclosed in an embodiment of the present invention.
- FIG. 3 is a schematic diagram of another joint channel measurement disclosed in an embodiment of the present invention.
- FIG. 4 is a schematic flowchart of a communication method disclosed in an embodiment of the present invention.
- FIG. 5 is a schematic flowchart of another communication method disclosed in an embodiment of the present invention.
- FIG. 6 is a schematic structural diagram of a communication device disclosed in an embodiment of the present invention.
- FIG. 7 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- FIG. 8 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- FIG. 9 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- FIG. 10 is a schematic structural diagram of a communication system disclosed in an embodiment of the present invention.
- Embodiments of the present invention disclose a communication method and device, which are used to improve the accuracy of channel measurement. Each of them will be described in detail below.
- FIG. 1 is a schematic diagram of a network architecture disclosed in an embodiment of the present application.
- the network architecture may include at least one terminal device and at least one radio access network device.
- a radio access network device can send information to one or more terminal devices at the same time.
- Multiple radio access network devices can simultaneously send information to one terminal device.
- Terminal equipment also known as UE, mobile station (mobile station, MS), mobile terminal (mobile terminal, MT), etc.
- the terminal device can be a handheld terminal, a notebook computer, a subscriber unit, a cellular phone, a smart phone, a wireless data card, a personal digital assistant (PDA) computer, a tablet computer , wireless modem (modem), handheld device (handheld), laptop computer (laptop computer), cordless phone (cordless phone) or wireless local loop (wireless local loop, WLL) station, machine type communication (machine type communication, MTC) terminals, wearable devices (such as smart watches, smart bracelets, pedometers, etc.), in-vehicle devices (such as cars, bicycles, electric vehicles, airplanes, ships, trains, high-speed rail, etc.), virtual reality (virtual reality, VR ) equipment, augmented reality (AR) equipment, wireless terminals in industrial control (industrial control), smart home equipment (such as refrigerators, TVs, air
- a radio access network device is a device deployed in a radio access network to provide a wireless communication function for a terminal device.
- the radio access network equipment may include various forms of base stations. For example, a macro base station, a micro base station (also called a small cell), a relay station, an access point, and the like.
- the names of radio access network devices may be different.
- GSM global system for mobile communication
- CDMA code division multiple access
- WCDMA wideband NB
- eNB or eNodeB evolutional NodeB
- the radio access network device may also be a wireless controller in a cloud radio access network (cloud radio access network, CRAN) scenario.
- the radio access network device may also be a base station device in a future network (such as 6G, etc.) or a radio access network device in a future evolved public land mobile network (public land mobile network, PLMN) network.
- the radio access network device may also be a wearable device or a vehicle-mounted device.
- the radio access network device may also be a transmission and reception point (transmission and reception point, TRP).
- the network architecture shown in FIG. 1 is not limited to include only the radio access network equipment and terminal equipment shown in the figure.
- Channel measurement is a measurement process in the R15 protocol, which is used to measure channel status information (CSI) of specific measurement resources.
- the CSI may include a channel quality indicator (channel quality indicator, CQI) and the like.
- Channel measurement can be divided into downlink channel measurement and uplink channel measurement.
- Downlink channel measurement may include the following steps.
- the wireless access network device sends configuration information to the terminal device.
- the radio access network device may send configuration information to the terminal device through radio resource control (radio resource control, RRC) signaling.
- the configuration information may include resource configuration information and reporting configuration information.
- the resource configuration information is used to configure information related to measurement resources.
- the 3GPP protocol such as the 38.331 protocol
- it can be configured through a three-level structure, that is, resource configuration (resourceConfig)-resource set (resourceSet)-measurement resource (resource).
- the radio access network device may configure one or more measurement resource configurations for the terminal device, each measurement resource configuration may include one or more resource sets, and each resource set may include one or more measurement resources.
- Each resource configuration/resource set/measurement resource may include an own index.
- each resource configuration/resource set/measurement resource may further include some other parameters, such as the period of the measurement resource, the signal type corresponding to the measurement resource, and the like.
- Each measurement resource may also include one or more antenna ports.
- resourceConfig (ie resourceconfiguration) can also be written as resourceSetting, which can correspond to resourceConfigIE in RRC signaling.
- the measurement resources may include channel measurement resources and interference measurement resources.
- the reporting configuration information is used to configure information related to measurement result reporting.
- the 3GPP protocol such as the 38.331 protocol
- it can be configured by reporting the configuration ReportConfig.
- the wireless access network device may configure one or more reporting configurations ReportConfig for the terminal device, and each reporting configuration may include at least one of reporting indicators, reporting time, reporting period, reporting format, etc., and reporting-related information.
- the reported configuration information also includes an index of the resource configuration, which is used to indicate through which resource configuration the reported measurement result is measured.
- Interference signals can be measured by measuring interference measurement resources.
- the interference measurement resources may be configured to the terminal equipment together with the channel measurement resources, and are configured in different resourceConfigs respectively.
- RRC signaling configures two resourceConfigs, one of which is used to configure channel measurement resources, and the other is used to configure interference measurement resources.
- the types of interference measurement resources are non-zero power (none zero power, NZP) channel status information reference signal (channel status information reference signal, CSI-RS) and channel status information interference measurement (channel status information interference measurement, CSI-IM) two kinds.
- the radio access network device also needs to configure the beam information of each channel measurement resource for the terminal device, so that the terminal device can determine the beam corresponding to each channel measurement resource and determine which receiving beam should be used to receive the reference signal.
- the beam information may be encapsulated in a transmission configuration index (transmission configuration index, TCI)-state (state), and each channel measurement resource may include a TCI-state, which is used to indicate the beam information of the channel measurement resource.
- TCI transmission configuration index
- each channel measurement resource may include a TCI-state, which is used to indicate the beam information of the channel measurement resource.
- the beam information of the interference measurement resource does not need to be configured, but the beam information of the associated channel measurement resource is adopted by default. For example, when CSI-IM resources are used as interference measurement resources, the number of CSI-IM resources must be equal to the number of channel measurement resources and correspond one-to-one.
- Each CSI-IM uses the beam of its corresponding channel measurement resource by default, and the terminal device can use the same receiving beam to receive the channel measurement resource and the CSI-IM resource.
- the NZPCSI-RS resource is used as the interference measurement resource, it is stipulated that only one channel measurement resource can be configured, and all NZPCSI-RS interference measurement resources use the beam of the channel measurement resource.
- One channel measurement resource can uniquely correspond to one transmit beam.
- a beam corresponding to a channel measurement resource can be understood as a transmission beam of the radio access network device on the channel measurement resource.
- resource configuration information and reporting configuration information in R15 protocol (such as 38.331 protocol) is as follows:
- CSI-ResourceConfig is the resource configuration
- csi-ResourceConfigId is the index of the resource configuration
- csi-RS-ResourceSetList is the resource set list
- nzp-CSI-RS-SSB-ResourceSetList is the nzp-CSI-RS-synchronization signal block (synchronization signal block, SSB) resource set list
- csi-SSB-ResourceSetList is the csi-IM resource set list
- csi-IM-ResourceSetList is the csi-IM resource set
- CSI-IM-ResourceSetId is the csi-IM resource set identifier
- bwp (bandwidth part )-Id is used to represent the identifier of the bandwidth block
- resourceType is the time domain transmission characteristic of the resource in the resource configuration.
- CSI-ReportConfig is the reporting configuration, and reportConfigId is the index of the reporting configuration.
- resourcesForChannelMeasurement is the resource configuration for measuring channel information.
- csi-IM-ResourcesForInterference is a resource configuration for measuring interference information, and the resource types included in the resource configuration are all csi-IM.
- nzp-CSI-RS-ResourcesForInterference is a resource configuration for measuring interference information, and the resource types included in the resource configuration are all nzp-CSI-RS.
- reportQuantity is the reported parameter.
- the terminal device receives configuration information from the wireless access network device.
- the radio access network device sends the reference signal on the resource configured by the resource configuration information.
- the terminal device measures the reference signal according to the measurement configuration information.
- the terminal device may determine the relevant parameters of the reference signal according to the configuration information.
- the relevant parameters of a reference signal are encapsulated in a resource (resource) information element (information element, IE).
- resource resource
- information element information element
- One resource corresponds to one reference signal, and the resource may include relevant parameters of the reference signal.
- the relevant parameters of the reference signal may include transmission period, transmission time, signal type, transmission beam information, and the like.
- the terminal device sends the measurement result to the wireless access network device.
- the measurement result may include indexes of one or more channel measurement resources and channel information corresponding to the one or more channel measurement resources.
- the channel information may include a CQI, a rank indicator (RI) of a channel, a precoding matrix indicator (PMI), a layer indicator (LI), and the like.
- the channel measurement can be understood as: the radio access network device sends a reference signal to the terminal device, and the terminal device determines the channel information by measuring the reference signal and reports it to the radio access network device.
- the radio access network device can configure multiple channel measurement resources for the terminal device, and the multiple channel measurement resources can correspond to multiple different transmit beams, that is, the radio access network device uses different transmit beams to transmit each channel measurement.
- the terminal device can measure the channel information corresponding to each transmit beam.
- Multiple channel measurement resources may also correspond to multiple different TRPs, that is, the radio access network device may use different TRPs to send reference signals corresponding to each channel measurement resource, and the terminal device may measure channel information corresponding to each TRP.
- the terminal device After the terminal device has measured multiple channel measurement resources, it can select the channel measurement resource with the best channel quality, and report the index of its channel measurement resource and the corresponding channel information to the wireless access network device, so that the wireless access network device can
- the beam/TRP corresponding to the channel measurement resource is used to communicate with the terminal device, and transmission parameters are determined according to the channel information corresponding to the channel measurement resource.
- a measurement resource may be referred to as a resource for short. At high frequencies, one TRP corresponds to one transmit beam.
- the TRP may be a radio access network device, or may be a part of the radio access network device, such as a transceiver part.
- the downlink signals in the cell are simultaneously sent to the terminal equipment through multiple TRPs.
- these multiple TRPs can be regarded as radio access network equipment at the same time, or the multiple TRPs can be regarded as wireless access network equipment at the same time.
- TRP is regarded as multiple transmitters of the whole radio access network equipment.
- two terms, radio access network equipment and TRP are used at the same time, and the relationship between the two can be understood with reference to the above definitions.
- multiple TRPs can also be jointly measured (ie, joint channel measurement) to acquire joint channel information of multiple TRPs.
- the joint channel information is used for joint measurement of multiple TRPs. That is, before the wireless access network device wants to use multiple TRPs to simultaneously transmit data for the terminal device, the wireless access network device needs to obtain joint channel information of the multiple TRPs. How to perform joint channel measurement has become an urgent technical problem to be solved.
- FIG. 2 is a schematic diagram of a joint channel measurement disclosed in an embodiment of the present invention. As shown in Figure 2, joint measurements are performed on channel H1 and channel H2.
- the radio access network device can configure a channel measurement resource for the terminal device, and the channel measurement resource can include multiple ports. These ports can be divided into two parts, and each part can correspond to a TRP. Each port corresponds to a reference signal, and each TRP transmits the reference signal corresponding to that part of the port.
- the terminal equipment can measure all ports jointly, that is, to realize multi-TRP joint measurement (ie joint channel measurement).
- FIG. 3 is a schematic diagram of another joint channel measurement disclosed by an embodiment of the present invention.
- one channel measurement resource includes two ports, port #1 corresponds to TRP1, and port #2 corresponds to TRP2.
- TRP1 sends the reference signal corresponding to port #1
- TRP2 sends the reference signal corresponding to port #2.
- the terminal device can measure the joint channel information corresponding to the two TRPs by measuring the reference signal corresponding to the two ports.
- both data and reference signals corresponding to channel measurement resources need to be transmitted using a specific transmit beam.
- the transmission beam used by the channel measurement resource is configured by the radio access network device, that is, configured as a parameter in the channel measurement resource.
- currently only one transmit beam can be configured for one channel measurement resource.
- different ports of a channel measurement resource use different TRPs for transmission, and different TRPs use different transmission beams, which requires at least two transmission beams to be configured for one channel measurement resource. Since it is impossible to configure at least two transmit beams for one channel measurement resource, the method of using one channel measurement resource to perform multi-TRP joint channel measurement cannot be applied in a high-frequency transmission scenario.
- FIG. 4 is a schematic flowchart of a communication method disclosed in an embodiment of the present invention. As shown in FIG. 4 , the communication method may include the following steps.
- the radio access network device sends first configuration information including multiple channel measurement resources to a terminal device.
- the terminal device receives the first configuration information from the wireless access network device.
- the wireless access network device may first determine the first configuration information, and then may send the first configuration information to the terminal device.
- the first configuration information may include multiple channel measurement resources.
- the above-mentioned multiple channel measurement resources may correspond to at least one group of channel measurement resources, that is, one or more groups of channel measurement resources, that is, one or more groups of channel measurement resources.
- the radio access network equipment can determine the measurement method of the terminal equipment.
- the first configuration information may further include indication information for indicating the measurement manner.
- the measurement method may be single channel measurement or joint channel measurement.
- the measurement method is single-channel measurement
- the above-mentioned multiple channel measurement resources correspond to a group of channel measurement resources
- the terminal device performs single-channel measurement
- the measurement result is a single-channel measurement result.
- the measurement method is joint channel measurement
- the above-mentioned multiple channel measurement resources correspond to at least two groups of channel measurement resources
- the terminal device performs joint channel measurement, and correspondingly, the measurement result includes joint channel measurement results.
- the measurement method is joint channel measurement
- the terminal device may also perform single-channel measurement, and correspondingly, the measurement result may also include a single-channel measurement result.
- Single-channel measurement can be understood as measuring each channel measurement resource independently, determining the channel information corresponding to each channel measurement resource, and reporting the single-channel measurement result.
- the single-channel measurement result may include one or more of the following: channel measurement resource information, RI, PMI, CQI, and LI.
- channel measurement resources 1, 2, and 3 are separately measured to obtain the channel information of TRP1.
- the channel measurement resources 4 and 5 are measured separately to obtain the channel information of TRP2.
- Different channel measurement resources of the same TRP may correspond to different transmit beams, and are used to measure the corresponding channel information when the TRP uses different transmit beams.
- the terminal equipment can report the channel measurement resource with the best quality among the channel measurement resources corresponding to each TRP and the corresponding channel information, that is, the single-channel measurement result with the best quality among the single-channel measurement results corresponding to each TRP can be reported.
- the information of the channel measurement resource may be information that can identify the channel measurement resource, such as an index and an identifier of the channel measurement resource.
- Joint channel measurement can be understood as combining channel measurement resources in different groups of channel measurement resources, then measuring each resource combination (or resource pair), determining the channel information corresponding to each resource combination (or resource pair), and reporting the joint channel measurement results.
- the joint channel measurement result may include one or more of the following: resource combination (or resource pair) information, RI, PMI, CQI, and LI.
- the reported resource pair information may be an index of the resource pair, or may be an index of two channel measurement resources included in the resource pair.
- the first group of channel measurement resources ⁇ 1, 2, 3 ⁇ and the second group of channel measurement resources ⁇ 4, 5 ⁇ can form 6 resource pairs: ⁇ 1, 4 ⁇ , ⁇ 2, 4 ⁇ , ⁇ 3, 4 ⁇ , ⁇ 1,5 ⁇ , ⁇ 2,5 ⁇ , ⁇ 3,5 ⁇ .
- Each resource pair represents a corresponding joint channel when two TRPs use a specific transmit beam for transmission.
- the terminal device can report the resource pair with the best quality among the respective resource pairs and the corresponding channel information, that is, can report a set of joint channel measurement results with the best quality among the joint channel measurement results.
- the reported set of joint channel measurement results may include one or more of the following: information about the resource pair, and RI, PMI, CQI and The LI, that is, the information of the resource combination (or resource pair) may be information such as an index and an identifier of the resource combination (or resource pair) that can identify the resource combination (or resource pair).
- two sets of channel measurement resources correspond to two TRPs, that is, each TRP is allocated a set of channel measurement resources; similarly, three sets of channel measurement resources correspond to three TRPs, and so on.
- the resource combination may also be referred to as a resource pair, and may be composed of two channel measurement resources belonging to the two groups of channel measurement resources.
- the resource combination may consist of at least two channel measurement resources belonging to at least two groups of channel measurement resources.
- the number of channel measurement resources included in the resource combination may be the number of at least two groups of channel measurement resources, and the channel measurement resources included in the resource combination respectively correspond to at least two groups of channel measurement resources.
- the above-mentioned multiple channel measurement resources are 1, 2, 3, 4, 5, and 6, which are divided into two groups of channel measurement resources, wherein the first group of channel measurement resources is 1, 2, and 3, and the second group of channel measurement resources is 4, 5, 6.
- Resource pairs can be ⁇ 1, 4 ⁇ , ⁇ 1, 5 ⁇ , ⁇ 1, 6 ⁇ , ⁇ 2, 4 ⁇ , ⁇ 2, 5 ⁇ , ⁇ 2, 6 ⁇ , ⁇ 3, 4 ⁇ , ⁇ 3, 5 ⁇ and ⁇ 3, 6 ⁇ .
- the above-mentioned multiple channel measurement resources are 1, 2, 3, 4, 5, and 6, which are divided into three groups of channel measurement resources, wherein the first group of channel measurement resources is 1, 2, and the second group of channel measurement resources is 3 and 4, the third group of channel measurement resources are 5 and 6.
- Resource combinations can be ⁇ 1, 3, 5 ⁇ , ⁇ 1, 3, 6 ⁇ , ⁇ 2, 3, 5 ⁇ , ⁇ 2, 3, 6 ⁇ , ⁇ 1, 4, 5 ⁇ , ⁇ 1, 4, 6 ⁇ , ⁇ 2, 4, 5 ⁇ and ⁇ 2, 4, 6 ⁇ .
- the numbers 1, 2, 3, 4, 5, and 6 in the above channel measurement resources 1, 2, 3, 4, 5, and 6 are to distinguish different channel measurement resources, and these numbers can be the identifiers of the channel measurement resources. , sequence number, index and other information that can distinguish different channel measurement resources.
- the first configuration information may include a channel measurement resource set, and the channel measurement resource set may include the foregoing multiple channel measurement resources.
- the above-mentioned multiple channel measurement resources may correspond to at least one group of channel measurement resources, that is, the channel measurement resource set may include at least one group of channel measurement resources.
- Each group of channel measurement resources in the at least one group of channel measurement resources may correspond to one TRP, and each group of channel measurement resources may include one or more channel measurement resources for measuring the channel corresponding to this TRP.
- the radio access network device is configured with a channel measurement resource set ⁇ 1, 2, 3, 4, 5 ⁇ .
- the first group of channel measurement resources in the two groups of channel measurement resources may include ⁇ 1, 2, 3 ⁇ , that is, ⁇ 1, 2, 3 ⁇ are the channel measurement resources of TRP1; the second group of the two groups of channel measurement resources
- the channel measurement resources may include ⁇ 4, 5 ⁇ , that is, ⁇ 4, 5 ⁇ are channel measurement resources of TRP2.
- the radio access network device may determine the number N 1 of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources, and then may determine the first indication information according to N 1 .
- the first configuration information may further include first indication information, where the first indication information may indicate the number N 1 of channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources.
- the channel measurement resources included in the first group of channel measurement resources in the two groups of channel measurement resources may be the first N 1 channel measurement resources in the above-mentioned multiple channel measurement resources, or may be the last N 1 in the above-mentioned multiple channel measurement resources.
- the number of channel measurement resources may also be N 1 channel measurement resources selected in other ways from the above-mentioned multiple channel measurement resources, which are not limited herein. Which N 1 channel measurement resources are the N 1 channel measurement resources among the above-mentioned multiple channel measurement resources, which may be the default configuration or protocol setting between the terminal device and the wireless access network device, or may be the wireless access network device
- the device indicates to the terminal device.
- the channel measurement resources included in the second group of channel measurement resources in the two groups of channel measurement resources may be channel measurement resources other than the N 1 channel measurement resources in the above-mentioned multiple channel measurement resources.
- the first indication information may be N 1 or information of N 1 , that is, N 1 may be indicated by one piece of information.
- N 1 is an integer greater than or equal to 1.
- the radio access network device may also determine the number N 2 of channel measurement resources included in the second group of channel measurement resources in the two groups of channel measurement resources, and then may determine the first indication information according to N 1 and N 2 .
- the first indication information may include N 1 and N 2 , and may also include information of N 1 and information of N 2 , that is, the number of channel measurement resources included in the two groups of channel measurement resources is directly configured.
- the values of N 1 and N 2 can be set by the radio access network equipment as required.
- the radio access network equipment can be set according to the ratio of the number of beams on the two TRPs. For example, when the ratio of the number of beams on the two TRPs is 2:1, N 1 and N 2 should also be set to 2:1.
- the wireless access network device may also be set according to other information, which is not limited here.
- the sum of N 1 and N 2 is equal to the number of the above-mentioned multiple channel measurement resources.
- N1 is 0 or N
- the above - mentioned multiple channel measurement resources may correspond to one group of channel measurement resources, and when N1 is not 0 or N, the above-mentioned multiple channel measurement resources may correspond to two groups of channel measurement resources.
- N 2 is 0 or N
- the above multiple channel measurement resources may correspond to one group of channel measurement resources, and when N 2 is not 0 or N, the above multiple channel measurement resources may correspond to two groups of channel measurement resources.
- N is the sum of N1 and N2 , which may be the number of channel measurement resources of the above-mentioned multiple channel measurement resources.
- the number of channel measurement resources can be understood as the number of channel measurement resources.
- N 1 or N 2 is an integer greater than or equal to 0 and less than or equal to N.
- the network device can configure N 2 only when two sets of channel measurement resources are configured. At this time, N 1 or N 2 can be an integer greater than 0 and less than N .
- the first indication information may include information of N 1 , N 2 , ⁇ , NA -1 (or N 1 , N 2 , ⁇ , NA -1 ) , may also include the information of N 1 , N 2 , . . . , NA -1 , NA (or N 1 , N 2 , . . . , NA -1 , NA ).
- A is an integer greater than or equal to 3.
- the first indication information includes the information of N 1 , N 2 , . . . , N A-1 , and N A
- the radio access network device may set a channel measurement resource subset according to the above-mentioned multiple channel measurement resources.
- a channel measurement resource subset may be set, that is, the channel measurement resource set may include a channel measurement resource subset, that is, the first configuration information may include a channel measurement resource. Subset.
- two channel measurement resource subsets may be set, that is, the channel measurement resource set may include two channel measurement resource subsets, that is, the first configuration information may include two A subset of channel measurement resources.
- the two channel measurement resource subsets may respectively correspond to two groups of channel measurement resources (that is, two TRPs), that is, the two channel measurement resource subsets are in one-to-one correspondence with the two groups of channel measurement resources.
- Each channel measurement resource subset in the two channel measurement resource subsets may include one or more channel measurement resources among the above-mentioned multiple channel measurement resources.
- the number of channel measurement resources included in the two channel measurement resource subsets is equal to the number of the above-mentioned multiple channel measurement resources.
- Two channel measurement resource subsets cannot include the same channel measurement resource, that is, there is no intersection between the two channel measurement resource subsets.
- a channel measurement resource subsets may be set, that is, the channel measurement resource set may include A channel measurement resource subsets, that is, the first configuration information may include A channel measurement resource subsets A subset of channel measurement resources.
- the A channel measurement resource subsets may respectively correspond to the A group of channel measurement resources, that is, the A channel measurement resource subsets are in one-to-one correspondence with the A group of channel measurement resources.
- Each channel measurement resource subset in the A channel measurement resource subsets may include one or more channel measurement resources among the above-mentioned multiple channel measurement resources.
- the number of channel measurement resources included in the A channel measurement resource subsets is equal to the number of the above-mentioned multiple channel measurement resources. Any two channel measurement resource subsets in the A channel measurement resource subsets cannot include the same channel measurement resource, that is, there is no intersection between any two channel measurement resource subsets.
- the radio access network device may establish an association relationship (or a correspondence relationship) between each channel measurement resource in the plurality of channel measurement resources and an index value of the first index.
- the radio access network device may establish an association relationship (or a corresponding relationship between each channel measurement resource in the group of channel measurement resources and the index value of the first index) ), that is, the index value of the first index corresponding to each channel measurement resource in the group of channel measurement resources is the same, that is, the same index value of the first index corresponds to all channel measurement resources in a group of channel measurement resources.
- the radio access network device may establish a correspondence between each channel measurement resource in the plurality of channel measurement resources and the two index values of the first index.
- One of the two index values of the first index may correspond to one or more channel measurement resources in the above-mentioned multiple channel measurement resources, but the same channel measurement resource can only correspond to or be associated with two indexes of the above-mentioned first index.
- An index value in the value which cannot correspond to or be associated with the above two index values at the same time.
- the sum of the number of channel measurement resources corresponding to the two index values is the number of channel measurement resources of the above-mentioned multiple channel measurement resources.
- the two index values of the first index respectively correspond to the above-mentioned two groups of channel measurement resources, that is, the two index values are in one-to-one correspondence with the two groups of channel measurement resources.
- the radio access network device may establish a correspondence between each of the above-mentioned multiple channel measurement resources and the A index values of the first index.
- One of the A index values may correspond to one or more channel measurement resources among the above-mentioned multiple channel measurement resources, but the same channel measurement resource can only correspond to or be associated with one of the above-mentioned A index values, and cannot Corresponds or associates two index values at the same time.
- the sum of the number of channel measurement resources corresponding to the A index values is the number of channel measurement resources of the above-mentioned multiple channel measurement resources.
- the A index values of the first index respectively correspond to the above-mentioned A group of channel measurement resources, that is, the A index values are in one-to-one correspondence with the A group of channel measurement resources.
- first index may be the index of the TRP, may also be the index of a group of channel measurement resources, or may be other indexes, which are not limited herein.
- the radio access network device may determine the group number B of channel measurement resources, and the first configuration information may include B, and may also include information of B.
- B is an integer greater than or equal to 1.
- the radio access network device may not indicate that the terminal device needs channel measurement resources for single-channel measurement.
- the measurement mode is single-channel measurement, it may indicate that the terminal device needs to measure all channel measurement resources in the above-mentioned multiple channel measurement resources independently.
- the measurement method is joint channel measurement, it may indicate that the terminal device needs to measure all channel measurement resources in the above-mentioned multiple channel measurement resources independently.
- the measurement method is joint channel measurement, it can also indicate that the terminal device does not need to measure all the channel measurement resources of the above-mentioned multiple channel measurement resources separately, and it can also indicate that the terminal device needs to measure a group of channels in at least two sets of channel measurement resources independently.
- Measurement resources may also indicate other meanings, which are not limited here. What is specifically indicated can be determined by the default configuration between the radio access network device and the terminal device.
- the radio access network device may also indicate that the terminal device needs channel measurement resources for single-channel measurement. Regardless of whether the measurement method is single-channel measurement or joint channel measurement, the wireless access network device can indicate the channel measurement resources that the terminal device needs to perform single-channel measurement.
- the radio access network device may determine the first resource, and the first resource may be one or more channel measurement resources used for single-channel measurement in the above-mentioned multiple channel measurement resources, that is, the terminal equipment needs to perform single-channel measurement in the above-mentioned multiple channel measurement resources. All channel measurement resources for channel measurement. Afterwards, the radio access network device may determine second indication information according to the first resource, the first configuration information may include second indication information, and the second indication information may indicate the first resource.
- the second indication information may indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the at least one group of channel measurement resources.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources may be the first M channel measurement resources in each group of channel measurement resources, or the last M channel measurement resources in each group of channel measurement resources, or For any M channel measurement resources in each group of channel measurement resources, it may also be for M channel measurement resources selected in other ways in each group of channel measurement resources, which is not limited herein. M is an integer greater than or equal to 1.
- the second indication information can indicate the channel measurement resources that need to be measured by the terminal device among the channel measurement resources included in each group of channel measurement resources in the at least two groups of channel measurement resources through the value M, or the information of M.
- the first group of channel measurement resources is ⁇ 1, 2, 3 ⁇
- the second group of channel measurement resources is ⁇ 4, 5 ⁇
- M is 2.
- the second indication information may indicate that the first two channel measurement resources 1, 2 in the first group of channel measurement resources are channel measurement resources that need to be measured, and the first two channel measurement resources in the second group of channel measurement resources ⁇ 4, 5 ⁇ is the channel measurement resource to be measured.
- the second indication information may indicate the number M i of channel measurement resources used for single-channel measurement in the i-th group of channel measurement resources.
- the M i used for single-channel measurement in the i-th group of channel measurement resources may be the first M i channel measurement resources in the i-th group of channel measurement resources, or the latter M i channels in the i-th group of channel measurement resources
- the measurement resources may also be any M i channel measurement resources in the i-th group of channel measurement resources, or M i channel measurement resources selected by other methods in the i-th group of channel measurement resources, which are not limited here.
- the second indication information may be the first bitmap.
- the number of bits included in the first bitmap is equal to the number of channel measurement resources of the plurality of channel measurement resources, and one bit in the first bitmap is used to indicate whether a channel measurement resource in the plurality of channel measurement resources needs to be performed.
- Single-channel measurement that is, the bits in the first bitmap correspond to the above-mentioned multiple channel measurement resources one-to-one, that is, each bit in the first bitmap corresponds to one channel measurement resource. For example, when the value of a bit (bit) is 1, it may indicate that the channel measurement resource corresponding to this bit needs to be measured, and when the value of this bit is 0, it may indicate that the channel measurement resource corresponding to this bit does not need to be measured.
- the mapping relationship between the bits in the first bitmap and the channel measurement resources may be that the ith channel measurement resource in the channel measurement resource set corresponds to the ith bit in the first bitmap.
- channel measurement resources 1, 2, 3, 4, and 5 in the channel measurement resource set may be indicated by a 5-bit bitmap.
- the second indication information may include at least two bitmaps.
- the radio access network device may respectively indicate channel measurement resources that need to be independently measured by the terminal device in at least two groups of channel measurement resources through at least two bitmaps, where each bitmap corresponds to a group of channel measurement resources.
- Each bit in the bitmap corresponds to one channel measurement resource. For example, when the value of a bit is 1, it may indicate that the channel measurement resource corresponding to this bit needs to be measured, and when the value of this bit is 0, it may indicate that the channel measurement resource corresponding to this bit does not need to be measured.
- the mapping relationship between the bitmap and the channel measurement resources may be the number of bits in the bitmap corresponding to the number of channel measurement resources in a group of channel measurement resources.
- the first group of channel measurement resources 1, 2, and 3 may be indicated by a 3-bit bitmap
- the second group of channel measurement resources 4 and 5 may be indicated by a 2-bit bitmap.
- the radio access network device may not indicate the resource combination (or resource pair) that the terminal device needs to perform joint channel measurement. At this time, it can be indicated that the terminal device needs to jointly measure all resource combinations (or resource pairs) composed of at least two groups of channel measurement resources.
- the radio access network device may also indicate the resource combination (or resource pair) that the terminal device needs to perform joint channel measurement.
- the wireless access network device may first determine the second resource pair that needs to be measured by the terminal device, and then may determine the third indication information according to the second resource pair.
- the first configuration information may include third indication information, where the third indication information is used to indicate a second resource pair, and the second resource pair is a resource pair used for joint channel measurement.
- the second resource pair may include one or more resource pairs, and the number of resource pairs included in the second resource pair may be greater than or equal to 1, and less than or equal to all the resource pairs composed of the first group of channel measurement resources and the second group of channel measurement resources The number of resource pairs.
- the radio access network device may first determine a resource combination that needs to be measured by the terminal device, and then may determine the third indication information according to the determined resource combination.
- the first configuration information may include third indication information, where the third indication information is used to indicate a determined resource combination, and the determined resource combination is a resource combination used for joint channel measurement.
- the determined resource combination may include one or more resource combinations, and the number of resource combinations included in the determined resource combination may be greater than or equal to 1, and less than or equal to the number of all resource combinations consisting of at least three groups of channel measurement resources.
- the third indication information may be the second bitmap, that is, the radio access network device may use the bitmap to indicate the resource pair (or resource combination) to be measured.
- Each bit in the second bitmap may correspond to a resource pair (or resource combination). For example, when the value of the bit is 1, it may indicate that the terminal device needs to measure the corresponding resource pair (or resource combination), and when the value of the bit is 0, it may indicate that the terminal device does not need to measure the corresponding resource pair (or resource combination). For another example, when the value of the bit is 0, it may indicate that the terminal device needs to measure the corresponding resource pair (or resource combination), and when the value of the bit is 1, it may indicate that the terminal device does not need to measure the corresponding resource pair (or resource combination). .
- the corresponding relationship between bits and resource pairs in the second bitmap may be (i-1)*N 2 + in the second bitmap
- the j bits correspond to the resource pair composed of the i-th channel measurement resource in the first group of channel measurement resources and the j-th channel measurement resource in the second group of channel measurement resources, and may also be the ( j-1)*N 1 +i bits correspond to a resource pair composed of the i-th channel measurement resource in the first group of channel measurement resources and the j-th channel measurement resource in the second group of channel measurement resources.
- N 1 is the number of channel measurement resources included in the first group of channel measurement resources
- N 2 is the number of channel measurement resources included in the second group of channel measurement resources.
- the resource pair is composed of two channel measurement resources, and the two channel measurement resources belong to two groups of channel measurement resources respectively.
- different resource pairs in the second resource pair include different channel measurement resources. That is, any two resource pairs in the second resource pair cannot have a common channel measurement resource, that is, one channel measurement resource cannot simultaneously appear in two resource pairs to be measured. That is, when the frequency band used by the radio access network equipment is within FR2, the different resource pairs to be measured cannot include the same channel measurement resource.
- resource pairs ⁇ 1,4 ⁇ , ⁇ 1,5 ⁇ both include the same channel measurement resource 1, and the radio access network equipment cannot instruct the terminal equipment to measure these two resource pairs; resource pairs ⁇ 1,4 ⁇ , ⁇ There are no common channel measurement resources in 2,5 ⁇ , and the radio access network device can instruct the terminal device to measure the two resource pairs.
- the frequency band used by the radio access network device is within FR2, the number of resource pairs included in the second resource pair cannot exceed one. That is, only a single resource pair can be measured, thus avoiding that multiple resource pairs to be measured include the same channel measurement resource.
- the first bitmap and the second bitmap may be two parts of the third bitmap. It can be seen that the radio access network device can indicate, through a bitmap, channel measurement resources and resource pairs (or resource combinations) that need to be measured by the terminal device. Some bits in a bitmap may indicate channel measurement resources that need to be measured, and some bits may indicate resource pairs (or resource combinations) that need to be measured. Bits indicating channel measurement resources may be ranked first, and bits indicating resource pairs (or combinations of resources) may be ranked last. Alternatively, the bits indicating the channel measurement resources may be ordered later, and the bits indicating the resource pair (or combination of resources) may be ordered earlier. For the correspondence between bits in the bitmap and channel measurement resources and resource pairs (or resource combinations), reference may be made to the above related descriptions.
- the wireless access network device may determine a reporting mode for the terminal device, and then may determine the fourth indication information according to the reporting mode.
- the first configuration information may further include fourth indication information, where the fourth indication information is used to indicate the reporting mode.
- the reporting mode may include a first mode and a second mode.
- the first mode is to report one set of joint channel measurement results and at least one set of single channel measurement results. It can be seen that when the reporting mode is the first mode, only one of the joint channel measurement results and the single channel measurement results needs to be reported, and only one group of measurement results needs to be reported.
- the radio access network device configures two sets of channel measurement resources for the terminal device, and three sets of measurement results can be determined according to the two sets of channel measurement resources, that is, a set of joint measurement results (for example, the best resource pair with the corresponding measurement result ) and two sets of single-channel measurement results (for example, the measurement results corresponding to the channel measurement resource with the best quality determined respectively in the two sets of channel measurement resources).
- the joint channel measurement result can be understood as the joint channel measurement result
- the single-channel measurement result can be understood as the single-channel measurement result.
- the second mode can report Y groups of joint channel measurement results and X groups of single-channel measurement results.
- the value of Y can be 1 by default, or a value configured for the wireless access network device, such as 0 or 1, which is not limited here. Whether single-channel measurement results need to be reported and how many groups are reported depends on the value of X.
- the value of X may be configured by the radio access network device. The value of X can be 0, 1, 2, or other values.
- the upper limit value of X is reported by the terminal device to the wireless access network device.
- the upper limit value of X may be reported to the wireless access network device during the process of reporting the capability information by the terminal device.
- the upper limit value of X may be determined by the terminal device according to its own capability information.
- the radio access network device may configure two options for the fourth indication information, that is, the fourth indication information may include two options.
- the wireless access network device may set the fourth indication information as the first option
- the wireless access network device may set the fourth indication information as the second option options.
- the reporting mode may further include a third mode, and the third mode may only report a single-channel measurement result.
- the reporting mode is the third mode
- the wireless access network device only configures one set of channel measurement resources for the terminal device, and the terminal device only needs to perform single-channel measurement.
- the radio access network device may configure three options for the fourth indication information, that is, the fourth indication information may include three options.
- the reporting mode is the first mode
- the wireless access network device may set the fourth indication information as the first option
- the reporting mode is the second mode
- the wireless access network device may set the fourth indication information as the second option option
- the wireless access network device may set the fourth indication information as the third option.
- the first configuration information may further include first reporting configuration information.
- the first reporting configuration information may include parameters such as cqi-FormatIndicator, pmi-FormatIndicator, csi-ReportingBand, codebookConfig, CQI-table, non-PMI-PortIndication, subbandSize, and aperiodicTriggeringOffset.
- these parameters above were used for single-channel measurements.
- the measurement method is joint channel measurement, if these parameters in the first reporting configuration information are to be retained, the meaning or quantity of these parameters needs to be redesigned.
- the value of this parameter is suitable for joint channel measurement, that is, suitable for channel measurement of at least two groups of channel measurement resources.
- the CQIs in the measurement results corresponding to at least two sets of channel measurement resources all use wideband.
- At least one same parameter can be added, that is, the number of each parameter can be increased to at least two, and each of the at least two parameters can correspond to one TRP or each of the at least two parameters may correspond to the channel measurement of one group of channel measurement resources in the at least two groups of channel measurement resources.
- the radio access network device may explicitly indicate the measurement mode, or may indicate the measurement mode implicitly.
- the radio access network device may indicate the measurement method through the first indication information, that is, the first indication information may also indicate the measurement method.
- the first indication information may indicate that the measurement method is single-channel measurement, and when N 1 is greater than 0, the first indication information may indicate that the measurement method is joint channel measurement.
- N 1 should be smaller than N.
- the first indication information may indicate that the measurement method is single-channel measurement, and when N1 is greater than 0 and less than N, the first indication information may indicate that the measurement method is joint channel measurement.
- N 2 is 0 or N
- the first indication information may indicate that the measurement method is single-channel measurement, and when N 2 is greater than 0 and less than N, the first indication information may indicate that the measurement method is joint channel measurement.
- the radio access network device may indicate the measurement mode through the number of channel measurement resource subsets.
- the measurement method may be indicated as single-channel measurement, and when the first configuration information includes multiple channel measurement resource subsets, the measurement method may be indicated as joint channel measurement.
- the radio access network device may indicate the measurement mode through the number of groups of channel measurement resources.
- the radio access network device may indicate that the measurement method is single-channel measurement, and when the above-mentioned B is greater than 1, it may indicate that the measurement method is joint measurement channel measurement.
- the radio access network device may indicate through a parameter whether the channel measurement resource set includes at least two groups of channel measurement resources.
- the first configuration information may include this parameter.
- this parameter may indicate whether the channel measurement resource set includes the second group of channel measurement resources (channel measurement resources of the second TRP/channel measurement resource group), that is, whether to include.
- this parameter when this parameter is 1, it can indicate that the measurement method is joint channel measurement; when this parameter is 0 or not configured, it can indicate that the measurement method is single-channel measurement.
- this parameter when this parameter is 0, it may indicate that the measurement method is joint channel measurement; when this parameter is 1 or not configured, it may indicate that the measurement method is single-channel measurement.
- the radio access network device may configure the measurement mode through a parameter.
- This parameter can include at least two options.
- the wireless access network device can set this parameter as the first option.
- the wireless access network device can use this parameter.
- the parameter is set to the second option.
- This parameter may also include an option.
- the radio access network device may configure this parameter, and when the measurement mode is single channel measurement, the radio access network device may not configure this parameter.
- the radio access network device may indicate the measurement mode through the first reporting configuration information.
- the radio access network device may configure the first configuration information to include multiple (ie, two or more) first parameters; that is, when multiple (ie, two or more) first parameters are included
- the first parameter indicates that joint channel measurement is adopted.
- the radio access network device may configure the first configuration information to include a first parameter. That is, when a single first parameter is included, it means that single-channel measurement is adopted.
- the first parameter may include one or more of the following: cqi-FormatIndicator, pmi-FormatIndicator, csi-ReportingBand, codebookConfig, CQI-table, non-PMI-PortIndication, subbandSize, and aperiodicTriggeringOffset.
- the radio access network device may indicate the measurement mode through a report Quantity parameter.
- the wireless access network device can set the value of the reportQuantity parameter to a certain or some special value; when the measurement method is single-channel measurement, the wireless access network device can set the value of the reportQuantity parameter is not the above value.
- One or some of the above-mentioned special values may be used exclusively for joint channel measurements.
- the radio access network device will not set the value of the reportQuantity parameter to these values.
- the radio access network device may set one or more types of indication information among the second indication information, the third indication information and the fourth indication information.
- the radio access network device may configure interference measurement resources for the terminal device.
- the first configuration information may also include at least one interference measurement resource.
- Each channel measurement resource that needs to be measured may correspond to one interference measurement resource.
- Each resource pair (or resource combination) to be measured may respectively correspond to one interference measurement resource, or each resource pair (or resource combination) to be measured may respectively correspond to C interference measurement resources.
- C is the number of channel measurement resources included in the resource pair (or resource combination), and the C channel measurement resources included in the resource pair (or resource combination) are in one-to-one correspondence with the C interference measurement resources.
- the radio access network device may determine the number of interference measurement resources according to the number of channel measurement resources to be measured and the number of resource pairs (or the number of resource combinations).
- the radio access network device may determine the number of channel measurement resources used for single-channel measurement.
- the radio access network device may also determine the number of resource pairs (or resource combinations) to measure.
- the radio access network device may determine the sum of the number of channel measurement resources used for single-channel measurement and the number of resource logarithms (or resource combinations) to be measured as the number of interference measurement resources.
- the first configuration information may further include a number of interference measurement resources.
- Channel measurement resources used for single-channel measurement and resource pairs (or resource combinations) to be measured are in one-to-one correspondence with interference measurement resources, that is, channel measurement resources used for single-channel measurement are in one-to-one correspondence with some interference measurement resources.
- the resource pair (or resource combination) is in one-to-one correspondence with another part of the interference measurement resources.
- the radio access network device may determine the number Q of channel measurement resources included in the first resource.
- the radio access network device may further determine the resource logarithm P included in the second resource pair.
- the radio access network device may determine Q+P as the number of interference measurement resources.
- the first configuration information may further include Q+P interference measurement resources.
- the Q+P interference measurement resources are in one-to-one correspondence with the Q channel measurement resources and the P resource pairs (or resource combinations).
- the first Q interference measurement resources in the Q+P interference measurement resources may be in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the last P interference measurement resources in the Q+P interference measurement resources (ie The remaining P interference measurement resources) may be in one-to-one correspondence with the P resource pairs included in the second resource pair.
- the first P interference measurement resources in the Q+P interference measurement resources may be in one-to-one correspondence with the P resource pairs included in the second resource pair, and the last Q interference measurement resources in the Q+P interference measurement resources may be.
- the radio access network device may determine the number of interference measurement resources according to the configured number of channel measurement resources and the number of resource pairs (or the number of resource combinations).
- the radio access network device may determine the number of channel measurement resources included in the above-mentioned multiple channel measurement resources, that is, the number of channel measurement resources.
- the radio access network device may also determine the number of all resource pairs (or the number of all resource combinations) composed of at least two groups of channel measurement resources corresponding to the above-mentioned multiple channel measurement resources, that is, the number of all resource pairs (or the number of all resource combinations) ).
- the radio access network device may determine the number of interference measurement resources as the sum of the number of channel measurement resources included in the above-mentioned multiple channel measurement resources and the number of all resource logarithms (or the number of all resource combinations).
- the first configuration information may further include a number of interference measurement resources.
- the above-mentioned multiple channel measurement resources and all resource pairs (or all resource combinations) are in one-to-one correspondence with interference measurement resources, that is, the above-mentioned multiple channel measurement resources are in one-to-one correspondence with some interference measurement resources, and all resource pairs (or all resource combinations) are in one-to-one correspondence with the interference measurement resources.
- the other part of the interference measurement resources is in one-to-one correspondence.
- the set of channel measurement resources is ⁇ 1, 2, 3, 4, 5 ⁇
- the channel measurement resources 1, 2, 3, 4, 5 correspond to the first group of channel measurement resources ⁇ 1, 2, 3 ⁇ and the second group of channels Measure resource ⁇ 4,5 ⁇ .
- the radio access network device may determine the number 5 of channel measurement resources included in the channel measurement resource set.
- the radio access network device may also determine the resource logarithm 6 consisting of the first set of channel measurement resources ⁇ 1, 2, 3 ⁇ and the second set of channel measurement resources ⁇ 4, 5 ⁇ . Afterwards, the radio access network device may determine that the number of interference measurement resources (ie, the number of interference measurement resources) is 11 (ie, 5+6).
- the radio access network device may configure 11 interference measurement resources for the terminal device, that is, the first configuration information may include 11 interference measurement resources.
- Channel measurement resources 1, 2, 3, 4, and 5 are in one-to-one correspondence with 5 interference measurement resources in the 11 interference measurement resources, which can be the first 5 interference measurement resources in the 11 interference measurement resources, or can be The last 5 interference measurement resources among the 11 interference measurement resources may also be 5 interference measurement resources among the 11 interference measurement resources determined in other ways.
- the 6 resource pairs formed by the above-mentioned two groups of channel measurement resources are in one-to-one correspondence with 5 interference measurement resources in the 11 interference measurement resources, and may be the first 6 interference measurement resources in the 11 interference measurement resources, or may be The last 6 interference measurement resources among the 11 interference measurement resources may also be 6 interference measurement resources among the 11 interference measurement resources determined in other ways.
- Each channel measurement resource that needs to be measured may correspond to one interference measurement resource, and each channel measurement resource in each resource pair (or resource combination) that needs to be measured may respectively correspond to one interference measurement resource. It should be understood that the above interference measurement resources do not have the same interference measurement resource, that is, the interference measurement resource corresponding to one channel measurement resource used for single channel measurement is different from the interference measurement resource corresponding to this channel measurement resource used for joint channel measurement.
- the radio access network device may determine the number of channel measurement resources for single-channel measurement.
- the radio access network device may also determine the number of resource pairs (or resource combinations) to measure.
- the radio access network device may multiply the number of resource pairs (or resource combinations) to be measured by C, and then sum the number of channel measurement resources used for single-channel measurement, and determine the summation result as the number of interference measurement resources.
- the first configuration information may further include a number of interference measurement resources.
- Channel measurement resources used for single-channel measurement are in one-to-one correspondence with interference measurement resources.
- Each resource pair (or resource combination) to be measured corresponds to C interference measurement resources, and the C channel measurement resources in the resource pair (or resource combination) are in one-to-one correspondence with the C interference measurement resources.
- the correspondence between each resource pair (or resource combination) and its corresponding multiple interference measurement resources may be determined according to the configuration sequence of the multiple interference measurement resources. For example, the first resource pair corresponds to the first and second interference measurement resources in the plurality of interference measurement resources, and the second resource pair corresponds to the third and fourth interference measurement resources in the above-mentioned plurality of interference measurement resources, And so on.
- the radio access network device may determine the number Q of channel measurement resources included in the first resource.
- the radio access network device may further determine the resource logarithm P included in the second resource pair.
- the radio access network device may determine Q+2*P as the number of interference measurement resources.
- the first configuration information may further include Q+2*P interference measurement resources.
- the Q+2*P interference measurement resources are in one-to-one correspondence with the Q channel measurement resources and the 2*P channel measurement resources included in the P resource pairs (or resource combinations).
- the first Q interference measurement resources in the Q+2*P interference measurement resources may be in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the last 2*P in the Q+2*P interference measurement resources
- the interference measurement resources ie the remaining 2*P interference measurement resources
- One-to-one correspondence between measurement resources may be another example, the first 2*P interference measurement resources in the Q+2*P interference measurement resources may be in one-to-one correspondence with the P resource pairs included in the second resource pair, that is, with the P resource pairs included in the second resource pair.
- the 2*P channel measurement resources in the Q+2*P interference measurement resources are in one-to-one correspondence; the last Q interference measurement resources in the Q+2*P interference measurement resources may be in a one-to-one correspondence with the Q channel measurement resources included in the first resource.
- the radio access network device may determine the number of channel measurement resources included in the above-mentioned multiple channel measurement resources.
- the radio access network device may also determine all resource logarithms (or all resource combinations) composed of at least two groups of channel measurement resources corresponding to the above-mentioned multiple channel measurement resources.
- the radio access network device may multiply the logarithm of all resources (or the number of all resource combinations) by C, and then sum the number of channel measurement resources, and determine the summation result as the number of interference measurement resources.
- the first configuration information may further include a number of interference measurement resources.
- Each channel measurement resource is in one-to-one correspondence with the interference measurement resource.
- Each resource pair (or resource combination) corresponds to C interference measurement resources, and the C channel measurement resources in the resource pair (or resource combination) are in one-to-one correspondence with the C interference measurement resources.
- the set of channel measurement resources is ⁇ 1, 2, 3, 4, 5 ⁇
- the channel measurement resources 1, 2, 3, 4, 5 correspond to the first group of channel measurement resources ⁇ 1, 2, 3 ⁇ and the second group of channels Measure resource ⁇ 4,5 ⁇ .
- the radio access network device may determine the number 5 of channel measurement resources included in the channel measurement resource set.
- the radio access network device may also determine the resource logarithm 6 consisting of the first set of channel measurement resources ⁇ 1, 2, 3 ⁇ and the second set of channel measurement resources ⁇ 4, 5 ⁇ . After that, the radio access network device can determine that the number of interference measurement resources is 17 (ie, 5+2*6).
- the radio access network device may configure 17 interference measurement resources for the terminal device, that is, the first configuration information may include 17 interference measurement resources.
- Channel measurement resources 1, 2, 3, 4, and 5 are in one-to-one correspondence with 5 interference measurement resources among the 17 interference measurement resources, which can be the first 5 interference measurement resources among the 17 interference measurement resources, or 17 interference measurement resources.
- the last 5 interference measurement resources in the interference measurement resources may also be 5 interference measurement resources among the 17 interference measurement resources determined in other ways.
- the 6 resource pairs formed by the above two groups of channel measurement resources correspond to 12 interference measurement resources in the 17 interference measurement resources, which may be the first 12 interference measurement resources in the 17 interference measurement resources, or may be 17 interference measurement resources.
- the last 12 interference measurement resources in the resources may also be 12 interference measurement resources among the 17 interference measurement resources determined in other ways.
- one resource pair may correspond to one interference measurement resource, and the interference information of each channel measurement resource in the resource pair may be measured through the interference measurement resource.
- a resource pair can also correspond to C interference measurement resources, and the C interference measurement resources are in one-to-one correspondence with the C channel measurement resources in this resource pair, and each channel in this resource pair is measured by each interference measurement resource.
- Interference information for measurement resources which of the above two methods to use can be determined by the wireless access network device, and then configured to the terminal device through configuration information; or determined by the terminal device, and then the terminal device can report to the wireless access network device. For example, the terminal device may report in the process of reporting the capability information of the terminal device.
- the radio access network device may determine channel measurement resources for single channel measurement, and resource pairs (or resource combinations) for joint channel measurement. It is assumed that the channel measurement resources used for single-channel measurement and the channel measurement resources included in the resource pair (or resource combination) used for joint channel measurement together include D different channel measurement resources.
- the radio access network equipment needs to configure D interference measurement resources, and the D channel measurement resources are in one-to-one correspondence with the D interference measurement resources.
- the set of channel measurement resources is ⁇ 1, 2, 3, 4, 5 ⁇
- the channel measurement resources 1, 2, 3, 4, 5 correspond to the first group of channel measurement resources ⁇ 1, 2, 3 ⁇ and the second group of channels Measure resource ⁇ 4,5 ⁇
- the channel measurement resources used for single-channel measurement are channel measurement resources 1, 2 and 4.
- the resource pairs used for joint channel measurement are resource pairs ⁇ 1,4 ⁇ and ⁇ 2,5 ⁇ .
- the channel measurement resources included in the channel measurement resource for single-channel measurement and the resource pair for joint channel measurement include 4 different channel measurement resources 1, 2, 4 and 5 in total. Therefore, the radio access network device needs to configure four interference measurement resources, which are in one-to-one correspondence with the four channel measurement resources.
- a channel measurement resource is associated with an interference measurement resource
- the terminal device needs to measure the interference measurement resource by using the receive beam of the channel measurement resource.
- a resource pair (or resource combination) is associated with an interference measurement resource
- the terminal device needs to use the receiving beams of multiple channel measurement resources included in the resource pair to measure the interference measurement resource, for example, using the reception beams of the multiple channel measurement resources beams to measure this interference measurement resource simultaneously.
- a resource pair is associated with C interference measurement resources, that is, the C channel measurement resources included in a resource pair are in one-to-one correspondence with the C interference measurement resources, for each interference measurement resource in the C interference measurement resources Measuring resources, using the receive beams of the channel measurement resources associated with the interference measurement resources to measure the interference measurement resources.
- the receive beam related information of the channel measurement resource is configured in the configuration information.
- Each channel measurement resource in a resource pair (or resource combination) has a corresponding receive beam.
- all receivers corresponding to all channel measurement resources in the resource pair (or resource combination) should be used.
- This measurement method may be referred to as resource pair (or resource combination) measurement method 1.
- the receive beams for resource pair ⁇ 1, 2 ⁇ may be receive beam 1 and receive beam 2.
- the terminal device When measuring channel measurement resource 1, the terminal device needs to use receive beam 1 and receive beam 2 to simultaneously receive and measure the reference signal corresponding to channel measurement resource 1; similarly, when measuring channel measurement resource 2, the terminal device needs to use receive Beam 1 and receiving beam 2 simultaneously receive and measure the reference signal corresponding to channel measurement resource 2 .
- resource pair (or resource combination) measurement method II When measuring a resource pair (or resource combination), for any channel measurement resource in the resource pair (or resource combination), only the receiving beam corresponding to the channel measurement resource can be used to measure the channel measurement resource, that is, the channel measurement resource is not measured.
- the channel measurement resource needs to be measured using the receive beams of other channel measurement resources in the resource pair (or resource combination). This measurement method may be referred to as resource pair (or resource combination) measurement method II.
- Which of the above-mentioned resource pair (or resource combination) measurement method 1 and resource pair (or resource combination) measurement method 2 is specifically adopted can be configured by the radio access network equipment.
- the network device can configure whether to use the resource pair (or resource combination) measurement method 1, and whether to use the resource pair (or resource combination) measurement method 2; it can also be configured to use the resource pair (or resource combination) measurement method 1 and resource pair ( or resource combination) which of the two measurement methods.
- Which of the above-mentioned resource pair (or resource combination) measurement method 1 and resource pair (or resource combination) measurement method 2 is specifically adopted may also be reported by the terminal device.
- the terminal device may report in the process of reporting the capability information of the terminal device.
- the terminal equipment can report whether the resource pair (or resource combination) measurement method 1 is adopted, and whether the resource pair (or resource combination) measurement method 2 is adopted; it can also report whether the resource pair (or resource combination) measurement method 1 and resource pair (or resource combination) measurement method Resource combination) which of the two measurement methods.
- the terminal device can report in the process of reporting terminal device capability information: whether to support receiving/measurement using multiple (eg two) receive beams/spatial receive parameters/quasi-co-location (QCL) assumptions One measurement resource/channel.
- the terminal equipment can report in the terminal equipment capability information reporting process: whether to support receiving/measuring a measurement using multiple (eg two) receiving beams/spatial receiving parameters/QCL assumptions on the receiving antenna panel of multiple terminal equipments resource/channel.
- the receive beams may in turn be expressed as spatial receive parameters, QCL assumptions, or further as QCL assumptions of type D.
- Using the receiving beam/spatial receiving parameter/QCL assumption of a certain channel measurement resource to receive the interference measurement resource is equivalent to the terminal equipment assuming that the interference measurement resource and the channel measurement resource have a QCL relationship, such as a typeD type of QCL relationship.
- Using the receiving beams/spatial receiving parameters/QCL assumptions of multiple channel measurement resources to receive interference measurement resources is equivalent to the terminal equipment assuming that the interference measurement resources have a QCL relationship with the multiple channel measurement resources, such as a typeD type of QCL relationship.
- interference measurement resource corresponds to which channel measurement resource or which resource pair (or resource combination) corresponds to, may be configured by default by the radio access network device and the terminal device, or may be indicated by the radio access network device to the terminal device. .
- the channel measurement resources used for single-channel measurement may be all channel measurement resources in the above-mentioned multiple channel measurement resources, or may be part of the channel measurement resources in the above-mentioned multiple channel measurement resources.
- the channel measurement resources used for single-channel measurement, the channel measurement resources required for measurement, the channel measurement resources required for single-channel measurement, the channel measurement resources used for single-channel measurement, and the first resource can be replaced with each other.
- the resource combination (or resource pair) that needs to perform joint channel measurement can be all resource combinations (or all resource pairs) composed of at least two groups of channel measurement resources corresponding to the above-mentioned multiple channel measurement resources, or can be A partial resource combination (or partial resource pair) composed of at least two groups of channel measurement resources corresponding to the above-mentioned multiple channel measurement resources.
- the resource pair (or resource combination) that needs to perform joint channel measurement, the resource pair (or resource combination) that needs to be measured, and the second resource pair (or resource combination) can be replaced with each other.
- the type of the above-mentioned interference measurement resources may be NZP CSI-RS resources, may also be CSI-IM resources, or may be other types of interference measurement resources.
- the terminal device performs channel measurement according to multiple channel measurement resources to obtain a first measurement result.
- the terminal device may determine the above-mentioned multiple channel measurement resources and the corresponding interference measurement resources according to the first configuration information, and determine the channel measurement resources and the interference measurement resources according to the relationship between the channel measurement resources and the interference measurement resources. Corresponding relationship and QCL relationship, perform single-channel measurement and/or joint channel measurement, and obtain a first measurement result.
- the first measurement result may be a measurement result that needs to be reported among all the measurement results measured by the terminal device.
- the terminal device may further determine a measurement mode corresponding to the first configuration information according to the first configuration information.
- the measurement mode is single-channel measurement
- the terminal device may measure a part or all of the determined multiple channel measurement resources individually to obtain all measurement results.
- all measurement results only include single-channel measurement results, and the number of single-channel measurement results is the number of channel measurement resources that are independently measured.
- the terminal device can first determine the resource combination (or resource pair) that needs to be measured, and then can perform joint measurement on the resource combination (or resource pair) that needs to be measured.
- the measurement results of the terminal equipment may include at least one group of joint channel measurement results, and each resource combination (or resource pair) may correspond to a group of joint channel measurement results.
- the terminal device may also perform single-channel measurement, which may be to perform single-channel measurement on part or all of the channel measurement resources in at least one group of channel measurement resources in the at least two groups of channel measurement resources, or The single-channel measurement may be performed on part or all of the channel measurement resources in each group of the at least two groups of channel measurement resources.
- the measurement result of the terminal device may further include at least one group of single-channel measurement results.
- the terminal device may first determine the channel measurement resource set included in the first configuration information, and then may determine the multiple channel measurement resources included in the channel measurement resource set, and then may determine at least one group of channel measurement resources corresponding to the multiple channel measurement resources.
- the first configuration information may include first indication information.
- the terminal device may first obtain N 1 according to the first indication information, and then may determine that the first group of channel measurement resources in the two groups of channel measurement resources includes the above multiple The N1 channel measurement resources in the channel measurement resources, and it can be determined that the second group of channel measurement resources in the two groups of channel measurement resources include channel measurement resources other than the above-mentioned N1 channel measurement resources among the plurality of channel measurement resources.
- the terminal device can first determine or acquire N 1 and N 2 according to the first indication information, and then can determine two groups of channels
- the first group of channel measurement resources in the measurement resources includes N 1 channel measurement resources in the above-mentioned plurality of channel measurement resources, and it may be determined that the second group of channel measurement resources in the two groups of channel measurement resources includes the above-mentioned plurality of channel measurement resources.
- the N 1 channel measurement resources may be the first N 1 channel measurement resources in the above-mentioned multiple channel measurement resources, or may be the last N 1 channel measurement resources in the above-mentioned multiple channel measurement resources, and may also be the above-mentioned multiple channel measurement resources.
- the N 1 channel measurement resources selected by other methods among the measurement resources are not limited here.
- the above - mentioned multiple channel measurement resources correspond to one group of channel measurement resources
- the above-mentioned multiple channel measurement resources correspond to two groups of channel measurement resources.
- the terminal device determines or obtains N 1 (and N 2 ) according to the first indication information, it can first determine whether N 1 is 0 or N, and when it is determined that N 1 is 0 or N, it indicates that the above-mentioned multiple channel measurement resources correspond to For a group of channel measurement resources, the above-mentioned multiple channel measurement resources may be directly determined as a group of channel measurement resources.
- the terminal device may determine two groups of channel measurement resources according to the configuration sequence of the above-mentioned multiple channel measurement resources or the reverse sequence of the configuration sequence. For example, the terminal device may determine the first N 1 channel measurement resources in the above-mentioned multiple channel measurement resources as the first group of channel measurement resources, and may determine the remaining channel measurement resources in the above-mentioned multiple channel measurement resources as the second group of channels. Measure resources.
- the terminal device may determine the last N 1 channel measurement resources in the above-mentioned multiple channel measurement resources as the first group of channel measurement resources, and may determine the remaining channel measurement resources in the above-mentioned multiple channel measurement resources as the second group. Channel measurement resources.
- the first indication information includes N 1 , N 2 , . . . , N A-1 , or information of N 1 , N 2 , . A , or the information of N 1 , N 2 , ..., N A-1 , N A ), the terminal device may first determine or acquire N 1 , N 2 , ..., N A-1 ( or N 1 , N 2 , ..., N A - 1 , N A ) , after which the ) and the above-mentioned multiple channel measurement resources to determine the A group of channel measurement resources.
- the terminal device may determine the channel measurement resource of group A according to the configuration sequence of the above-mentioned multiple channel measurement resources or the reverse sequence of the configuration sequence.
- the above-mentioned multiple channel measurement resources are 1, 2, 3, 4, 5, and 6, A is 3, and when N 1 , N 2 and N 3 are all 2, the terminal device can 2 is determined as the first group of channel measurement resources, the channel measurement resources 3 and 4 may be determined as the second group of channel measurement resources, and the channel measurement resources 5 and 6 may be determined as the third group of channel measurement resources terminal equipment.
- the terminal device may also determine the channel measurement resources 5 and 6 as the first group of channel measurement resources, the channel measurement resources 3 and 4 as the second group of channel measurements, and the channel measurement resources 1 and 2 as the third group of channels. Measure resource terminal equipment.
- the first indication information when the first indication information includes multiple values or information of multiple values, none of the multiple values can be 0 or N.
- the terminal device may first determine a subset of channel measurement resources included in the first configuration information, and then may determine each subset of channel measurement resources as a group of channel measurement resources.
- the terminal device may determine a group of channel measurement resources.
- the terminal device may determine two sets of channel measurement resources.
- the terminal device may determine A group of channel measurement resources. The terminal device may determine each group of channel measurement resources according to the configuration sequence of the channel measurement resource subsets or the reverse sequence of the configuration sequence.
- the terminal device may determine the first channel measurement resource subset as the first group of channel measurement resources, and may determine the second channel measurement resource subset as The second group of channel measurement resources. For another example, the terminal device may determine the second channel measurement resource subset as the first group of channel measurement resources, and may determine the first channel measurement resource subset as the second group of channel measurement resources.
- the terminal device may determine or acquire the first index corresponding to each channel measurement resource in the above-mentioned multiple channel measurement resources according to the first configuration information, and then may determine or obtain the first index corresponding to the channel measurement resource according to the index value of the first index corresponding to the channel measurement resource.
- the channel measurement resources corresponding to the same index value can be divided into the same group of channel measurement resources.
- the terminal device may determine a group of channel measurement resources, that is, all the channel measurement resources in the above-mentioned multiple channel measurement resources are divided into the same group of channel measurement resources;
- the terminal device can determine two groups of channel measurement resources;
- the terminal device can determine the A group of channel measurement resources.
- the terminal device may determine each group of measurement resources in descending order of index values or in descending order.
- the terminal device may determine the channel measurement resource corresponding to the smaller index value as the first group of channel measurement resources, and the channel measurement resource corresponding to the larger index value as the first group of channel measurement resources. Two sets of channel measurement resources.
- the terminal device may determine the channel measurement resource corresponding to the larger index value as the first group of channel measurement resources, and the channel measurement resource corresponding to the smaller index value as the channel measurement resource. The second group of channel measurement resources.
- the terminal device and the radio access network device configure a set of channel measurement resources by default, or the radio access network device indicates to the terminal device in advance that a set of channel measurement resources is configured, or the value of P is 1 , the terminal device can acquire a group of channel measurement resources according to the above-mentioned multiple channel measurement resources.
- the terminal device and the radio access network device are configured with two sets of channel measurement resources by default, or the radio access network device indicates to the terminal device in advance that two sets of channel measurement resources are configured, or the value of P is 2, the terminal device can Each channel measurement resource is equally divided into two groups of channel measurement resources.
- the terminal equipment may be divided according to the arrangement order of the channel measurement resources, the first half of the channel measurement resources in the above-mentioned multiple channel measurement resources may be determined as the first group of channel measurement resources, and the second half of the channel measurement resources in the above-mentioned multiple channel measurement resources may be determined.
- the measurement resource is determined as the second group of channel measurement resources, and two groups of channel measurement resources are obtained. vice versa.
- the terminal equipment may also be divided according to the parity of the channel measurement resources, the odd-numbered channel measurement resources among the above-mentioned multiple channel measurement resources may be determined as the first group of channel measurement resources according to the order, and the above-mentioned multiple channel measurement resources may be sorted according to the order.
- the even-numbered channel measurement resources in the middle are determined as the second group of channel measurement resources, and two groups of channel measurement resources are obtained. vice versa.
- the number of resources of the above-mentioned multiple channel measurement resources is an even number, the number of channel measurement resources included in the two groups of channel measurement resources is the same.
- the channel measurement resources included in a group of channel measurement resources corresponding to the first half of the channel measurement resources may be more than the channel measurement resources included in a group of channel measurement resources corresponding to the second half of the channel measurement resources.
- There is one more channel measurement resource, or the channel measurement resource included in the group of channel measurement resources corresponding to the second half of the channel measurement resources is one more channel measurement resource than the channel measurement resource included in the group of channel measurement resources corresponding to the first half of the channel measurement resources. .
- the terminal equipment and the wireless access network equipment are configured with the channel measurement resources of group A by default, or the wireless access network equipment indicates to the terminal equipment in advance that the channel measurement resources of group A are configured, or the value of P is A
- the terminal equipment can The channel measurement resources are equally divided into A group of channel measurement resources.
- the number of channel measurement resources of the above-mentioned multiple channel measurement resources can be an integer A
- the number of channel measurement resources included in the A group of channel measurement resources is the same.
- the channel measurement resources included in the partial group of channel measurement resources in the A group of channel measurement resources may be one more channel measurement resources than the channel measurement resources included in the partial group of channel measurement resources. .
- the terminal equipment may be divided according to the order of channel measurement resources, or may be divided according to other ways. For example, assuming that the above-mentioned multiple channel measurement resources are 1, 2, 3, 4, and 5, and A is 3, 1 and 4 can be divided into a group, 2 and 5 can be divided into a group, and 3 can be divided into a group.
- the measurement manner corresponding to the first configuration information determined by the terminal device according to the first configuration information may be as follows.
- the terminal device may determine the above measurement manner according to the first indication information. After determining N 1 according to the first indication information, the terminal device can first determine whether N 1 is 0 or N, and when it is determined that N 1 is 0 or N, it can determine that the above measurement method is single-channel measurement. When it is determined that N 1 is not 0 or N, it can be determined that the above measurement method is joint channel measurement.
- the terminal device may determine the foregoing measurement manner according to the number of channel measurement resource subsets included in the first configuration information. After determining the channel measurement resource subset included in the first configuration information, the terminal device may determine whether the number of resource subsets is greater than 1, and when it is determined that the number of channel measurement resource subsets is greater than 1, it may determine that the measurement method is joint channel measurement , when it is determined that the number of channel measurement resource subsets is equal to 1, it can be determined that the measurement mode is single-channel measurement.
- the terminal device may first determine whether the first configuration information includes the group number B of the channel measurement resources, or the information of B, and when it determines that the first configuration information includes the group number B of the channel measurement resources, or the information of B When the information is received, it can continue to judge whether B is greater than 1, and when it is judged that B is greater than 1, it can be determined that the measurement method is joint channel measurement. When it is determined that B is equal to 1, or when it is determined that the first configuration information does not include information on the number of groups B or B of the channel measurement resources, it may be determined that the measurement mode is single-channel measurement.
- the terminal device may first determine whether the first configuration information includes a parameter, and this parameter may indicate whether the channel measurement resource set includes at least two groups of channel measurement resources. When it is determined that the first configuration information includes this parameter, it can continue to determine whether the value of this parameter is a preset value, and when it is determined that the value of this parameter is a preset value, it can be determined that the measurement method is joint channel measurement. When it is determined that the first configuration information does not include this parameter, or the value of this parameter is not a preset value, it may be determined that the measurement mode is single-channel measurement.
- the preset value may be 0, may also be 1, or may be other values, which are not limited herein.
- the terminal device may first determine whether the first configuration information includes a parameter, and this parameter may indicate the above measurement method. When judging that the first configuration information includes this parameter, the terminal device can directly determine that the measurement method is joint channel measurement; it can also continue to identify whether the parameter is the first option or the second option, and when identifying that the parameter is the second option, It can be determined that the measurement method is joint channel measurement. When judging that the first configuration information does not include this parameter, or recognizing that this parameter is the first option, the terminal device may determine that the measurement mode is single-channel measurement.
- the terminal device may first determine the included first reporting configuration information according to the first configuration information, and then may determine the number of first parameters included in the first reporting configuration information. When the number of the first parameters is greater than 1, the terminal device may determine that the measurement mode is joint channel measurement. When the number of the first parameter is equal to 1, the terminal device may determine that the measurement mode is single-channel measurement.
- the terminal device may first determine the reportQuantity parameter according to the first configuration information, and when the value of the reportQuantity parameter is a certain or some special value, it may be determined that the measurement method is joint channel measurement; When the value of the parameter is not the above value, it can be determined that the measurement method is single-channel measurement.
- the terminal device can determine whether the number of groups of channel measurement resources is greater than 1, and when it is determined that the number of groups of channel measurement resources is greater than 1, it can determine the measurement method For joint channel measurement, when it is determined that it is equal to 1, it can be determined that the measurement method is single-channel measurement.
- the terminal device can also determine the channel measurement resource that needs to perform single-channel measurement.
- the terminal device may first determine whether the first configuration information includes the second indication information. When it is determined that the first configuration information does not include the second indication information, and the measurement method is single-channel measurement, the terminal device may determine that all channel measurement resources in the above-mentioned multiple channel measurement resources need to be individually measured.
- the terminal device may determine that all channel measurement resources in the above-mentioned multiple channel measurement resources need to be measured individually, or it may determine that individual measurement is not required. For all the channel measurement resources in the above-mentioned multiple channel measurement resources, it may also be determined that one group of channel measurement resources in at least two groups of channel measurement resources needs to be measured separately, and other meanings may also be determined, which are not limited herein. What is specifically determined can be determined by the default configuration between the radio access network device and the terminal device.
- the terminal device may use the first resource according to the second indication information.
- the terminal device may determine or acquire M according to the second indication information, and when the measurement method is single-channel measurement, the first M channel measurement resources in the above-mentioned multiple channel measurement resources may be determined as the first resource, The last M channel measurement resources in the above-mentioned multiple channel measurement resources can also be determined as the first resource, and any M channel measurement resources in the above-mentioned multiple channel measurement resources can also be determined as the first resource, and other channel measurement resources can also be determined.
- the method determines M channel measurement resources among the above-mentioned multiple channel measurement resources as the first resource, which is not limited herein.
- the terminal device may determine the first M channel measurement resources in each group of channel measurement resources in the at least two groups of channel measurement resources as the first resource, or may determine each channel measurement resource in the at least two groups of channel measurement resources as the first resource.
- the last M channel measurement resources in the group of channel measurement resources are determined as the first resources, and any M channel measurement resources in each group of channel measurement resources in the at least two groups of channel measurement resources may be determined as the first resources.
- M channel measurement resources in each group of channel measurement resources in the at least two groups of channel measurement resources are determined as the first resources, which are not limited herein.
- the terminal device may determine or acquire M i according to the second indication information, and then may determine the first M i channel measurement resources in the i-th group of channel measurement resources as the first resources, or may determine the i-th channel measurement resources as the first resource.
- the last M i channel measurement resources in the group of channel measurement resources are determined as the first resources, and any M i channel measurement resources in the i-th group of channel measurement resources can also be determined as the first resources, and the i-th channel measurement resources can also be determined in other ways.
- M i channel measurement resources in the i group of channel measurement resources are determined as the first resources, which are not limited herein.
- the detailed description of M i and i can refer to the related description in step 401 .
- the terminal device may determine the first resource according to the value of each bit in the first bitmap. For example, the terminal device may determine the channel measurement resource whose bit value is 1 in the above-mentioned multiple channel measurement resources corresponding to the first bitmap as the first resource. For another example, the terminal device may determine a channel measurement resource with a bit value of 0 corresponding to the first bitmap among the above-mentioned multiple channel measurement resources as the first resource.
- the terminal device may determine the first resource according to the values of the bits included in the at least two bitmaps. For example, the terminal device may determine the channel measurement resource whose bit value in the corresponding bitmap is 1 in the at least two groups of channel measurement resources as the first resource. For another example, the terminal device may determine the channel measurement resource whose bit value in the corresponding bitmap is 0 in the at least two groups of channel measurement resources as the first resource.
- the terminal device may also determine a resource combination (or resource pair) for which joint channel measurement needs to be performed.
- the terminal device may first determine whether the first configuration information includes the third indication information, and when it is determined that the first configuration information does not include the third indication information, the terminal device may determine that it needs to measure all resource combinations (or combinations of at least two groups of channel measurement resources). resource pair).
- the terminal device may determine the second resource pair according to the third indication information.
- the terminal device may determine the resource combination that needs to be measured according to the third indication information.
- the terminal device may determine the second resource pair, or the resource combination to be measured, according to the second bitmap. For example, the terminal device may determine the resource pair (or resource combination) with the bit value of 1 corresponding to the second bit map in all resource pairs (or all resource combinations) as the second resource pair (or the resource that needs to be measured) combination). For another example, the terminal device may determine the resource pair (or resource combination) whose bit value in the corresponding second bit bitmap is 0 in all resource pairs (or all resource combinations) as the second resource pair (or the one that needs to be measured). resource mix).
- the terminal device may first determine the third bitmap according to the first configuration information, and then may determine the first bitmap and the second bitmap according to the third bitmap, and then may determine the first bitmap and the second bitmap according to the first bitmap.
- the map determines the first resource, and the second resource pair (or combination of resources to be measured) may be determined from the second bitmap.
- the terminal device may determine the reporting mode according to the fourth indication information.
- the reporting mode only includes the first mode and the second mode
- the terminal device may determine that the reporting mode is the first mode
- the terminal device may It is determined that the reporting mode is the second mode.
- the reporting mode includes the first mode, the second mode and the third mode
- the terminal device may determine that the reporting mode is the first mode
- the fourth indication information is the second option
- the terminal device may determine that the reporting mode is the second mode, and when the fourth indication information is the third option, the terminal device may determine that the reporting mode is the third mode.
- the terminal device may determine that the measurement method is joint channel measurement according to one or more types of indication information among the second indication information, the third indication information, and the fourth indication information. For example, when the first configuration information includes the third indication information, the terminal device may determine that the measurement method is joint channel measurement. For another example, in the case where the first configuration information can include the second indication information only when the measurement method is joint channel measurement, when the first configuration information includes the second indication information, the terminal device can determine that the measurement method is joint channel measurement. Measurement. For another example, since the first configuration information can include the fourth indication information only when the measurement method is joint channel measurement, the terminal device can determine that the measurement method is joint channel measurement when the first configuration information includes the fourth indication information. .
- the measurement method determined by the terminal device is single-channel measurement
- the terminal device determines the channel measurement resources that need to perform single-channel measurement and measurement, it can measure each channel measurement resource in these channel measurement resources independently to obtain all measurement results.
- all measurement results only include single-channel measurement results, and the number of single-channel measurement results is the same as the number of channel measurement resources to be measured, that is, one channel measurement resource to be measured corresponds to one single-channel measurement result.
- the measurement method determined by the terminal device is joint channel measurement, and the above-mentioned multiple channel measurement resources correspond to at least two groups of channel measurement resources
- the terminal device determines the resource pair (or resource combination) that needs to perform single-channel measurement, it can Joint measurement is performed on each resource pair (or resource combination) in the resource pair (or resource combination) to obtain at least one set of joint channel measurement results.
- all measurement results may include at least one group of joint channel measurement results, and the number of groups of joint channel measurement results is the same as the number of resource pairs (or resource combinations) that need to be measured, that is, one resource pair (or resource combination) that needs to be measured. combination) corresponds to a set of joint channel measurement results.
- the terminal device When the measurement method determined by the terminal device is joint channel measurement, the terminal device also needs to determine whether to perform single-channel measurement, and can determine whether there are channel measurement resources that need to be channeled (or single-channel measurement). When the measured channel is used to measure the resource, it indicates that single-channel measurement needs to be performed.
- the terminal device may measure each channel measurement resource individually in the determined channel measurement resources that need to perform single-channel measurement, to obtain at least one set of single-channel measurement results. At this time, all measurement results may further include at least one group of single-channel measurement results, and the number of groups of single-channel measurement results may be less than or equal to the number of groups of channel measurement resources corresponding to the above-mentioned multiple channel measurement resources.
- a set of channel measurement resources corresponds to a set of single-channel measurement results.
- it indicates that it is not necessary to perform single-channel measurement.
- all measurement results only include at least one set of joint channel measurement results.
- the terminal device can simultaneously receive the reference signal on each channel measurement resource of the two channel measurement resources by using the receiving beams of the two channel measurement resources in the third resource pair.
- the third resource pair is any resource pair in the resource pair that needs to be measured, for example, it can be any resource pair in the second resource pair.
- the receiving beams of the two channel measurement resources in the third resource pair may be one receiving beam or two receiving beams.
- the terminal device when measuring a resource pair, the terminal device needs to use the receive beams corresponding to the two channel measurement resources in the resource pair to measure each channel measurement resource simultaneously.
- the second channel measurement resource may be used as interference.
- the terminal device measures the interference of the second channel measurement resource to the first channel measurement resource, and can use the receiving beam of the first channel measurement resource to receive the second channel measurement resource.
- the first channel measurement resource may be regarded as interference.
- the terminal device measures the interference of the first channel measurement resource to the second channel measurement resource, and may use the receiving beam of the second channel measurement resource to receive the first channel measurement resource.
- the terminal device needs to use the receive beams of channel measurement resources 1 and 4 to measure channel measurement resource 1, and use the receive beams of channel measurement resources 1 and 4 to measure channel measurement Resource 4.
- Channel measurement has a certain complexity, and the greater the number of channel measurement resources to be measured, the higher the complexity.
- the complexity of the channel measurement can be quantified, which can be quantified by the CPU.
- the complexity corresponding to one channel measurement can be expressed as S CPUs, and the larger S is, the higher the complexity of the channel measurement is.
- the number of CPUs indicates the computing capability of the terminal device to process channel measurement.
- Each terminal device has a corresponding upper limit of the number of CPUs.
- Each channel measurement report occupies a part of the CPU. When the CPU is insufficient, the terminal device cannot handle more channel measurement requirements. .
- the complexity of channel measurement is related to the number of channel measurement resources to be measured. The more the number of channel measurement resources to be measured, the more CPU is occupied.
- the number of CPUs occupied by the measurement can be calculated first, and then it can be determined whether the current number of idle CPUs of the terminal device is greater than or equal to the number of CPUs occupied by the measurement. When it is determined that the current number of idle CPUs of the terminal device is greater than or equal to the number of CPUs occupied by the measurement, it can be indicated that the CPU is sufficient, and the terminal device can perform channel measurement. When it is determined that the current number of idle CPUs of the terminal device is less than the number of CPUs occupied by the measurement, it can indicate that the CPU is insufficient, and the terminal device may not perform this channel measurement, or may wait until there is enough CPU before performing this channel measurement.
- the number of CPUs occupied by the measurement is the number of channel measurement resources of the channel measurement resources that need to be measured.
- the number of CPUs occupied by the measurement may be 2*P, Q+2*P, or Q+k*P.
- Q is the number of channel measurement resources included in the first resource, that is, the number of channel measurement resources that need to perform single-channel measurement.
- P is the number of resource pairs (or resource combinations) that need to perform joint channel measurement, for example, the number of resource pairs included in the second resource pair.
- k is a constant, the value reported by the terminal device or configured by the wireless access network device. The value of k can be 0, 1, 2, or a value between 0 and 1.
- P is an integer greater than or equal to 1
- Q is an integer greater than or equal to 0.
- the terminal device Before the terminal device performs channel measurement, at least one interference measurement resource needs to be determined according to the first configuration information. Afterwards, the terminal device may determine the corresponding interference measurement resource for each channel measurement resource to be measured. The terminal device may determine the corresponding interference measurement resource for each resource pair (or each resource combination) to be measured. The interference measurement resources corresponding to different channel measurement resources to be measured are different, and the interference measurement resources corresponding to different resource pairs (or resource combinations) to be measured are different. The interference measurement resources corresponding to the channel measurement resources to be measured are different from the resources to be measured.
- the interference measurement resources corresponding to the pair (or resource combination) are different, that is, the channel measurement resources to be measured are in one-to-one correspondence with the corresponding interference measurement resources, and the resource pair (or resource combination) to be measured can be in a one-to-one correspondence with the corresponding interference measurement resources .
- the first resource includes channel measurement resources 1, 2, and 3
- the second resource pair includes resource pairs ⁇ 1, 4 ⁇ , ⁇ 2, 5 ⁇ , interference measurement resources 1, 2, 3, 4, and 5, and channel measurement resources 1, 2, and 3 are in one-to-one correspondence with interference measurement resources 1, 2, and 3, and resource pairs ⁇ 1, 4 ⁇ , ⁇ 2, 5 ⁇ are in one-to-one correspondence with interference measurement resources 4 and 5.
- the terminal device can perform single-channel measurement according to the channel measurement resource and the corresponding interference channel measurement.
- a channel measurement resource and the interference channel measurement corresponding to the channel measurement resource may be measured simultaneously or separately, but they may use the same receive beam.
- the terminal device may perform joint channel measurements according to resource pairs (or resource combinations) and corresponding interference channel measurements.
- the interference channel measurement corresponding to a resource pair (or resource combination) and this resource pair (or resource combination) may be measured simultaneously, and they may use the same receive beam.
- the measurement result to be reported may be selected from the measurement result to obtain the first measurement result.
- the terminal device sends the first measurement result to the wireless access network device.
- the terminal device After the terminal device performs channel measurement according to the multiple channel measurement resources to obtain the first measurement result, the terminal device sends the first measurement result to the radio access network device.
- the first measurement result may include all single-channel measurement results, or may include one or more single-channel measurement results among all single-channel measurement results.
- the one or more single-channel measurement results may be one single-channel measurement result with the best channel quality among all the single-channel measurement results, or may be multiple single-channel measurement results with better channel quality among all the single-channel measurement results.
- the single-channel measurement result may include channel measurement resource information, RI, PMI, CQI, and LI.
- the information of the channel measurement resource may be the index of the channel measurement resource in the above-mentioned multiple channel measurement resources, may also be the index of the bit corresponding to the channel measurement resource in the first bitmap, or may be used to indicate other channel measurement resources. Instructions.
- the first measurement result may include only one group of channel measurement results.
- the reporting mode is the first mode
- the terminal device only reports one group of channel measurement results
- the group of channel measurements may be single-channel measurement results or joint channel measurement results.
- the first measurement result may also include multiple groups of channel measurement results.
- the terminal device reports Y groups of joint channel measurement results and X groups of single-channel measurement results.
- the terminal device may select a set of joint channel measurement results from the joint channel measurement results corresponding to each resource pair used for joint channel measurement Results, such as joint channel measurement results with the best channel quality, and a set of single-channel measurement results corresponding to each group of channel measurement resources in the two groups of channel measurement resources can be determined. Single channel measurement results. Afterwards, the terminal device may select a group from the above-determined multiple groups of measurement results to report, for example, the group with the best quality.
- the terminal device can first determine X and Y, and then select Y groups of joint channel measurement results and X groups of single-channel measurement results from all measurement results, and can use the Y groups of joint channel measurement results and X groups of single-channel measurement results are determined to be the first measurement results.
- the Y group of joint channel measurement results may be the Y group of joint channel measurement results with the best channel quality among at least one group of joint channel measurement results included in all measurement results, or may be at least one group of joint channel measurement results included in all measurement results. Any Y groups of joint channel measurement results may also be Y groups of joint channel measurement results selected from at least one group of joint channel measurement results included in all measurement results in other ways.
- the X groups of single-channel measurement results may be X groups of single-channel measurement results with the best channel quality among at least one group of single-channel measurement results included in all measurement results, or may be at least one group of single-channel measurement results included in all measurement results. Any X groups of single-channel measurement results may also be X groups of joint channel measurement results selected from at least one group of single-channel measurement results included in all measurement results by other means.
- the terminal device may determine all single-channel measurement results in all measurement results as the first measurement result, or may determine that the channel quality is the best among at least one group of single-channel measurement results included in all measurement results One or more sets of single-channel measurement results are determined as the first measurement results.
- the first measurement result may further include information of the second resource, where the second resource is the channel measurement resource to be reported in the first resource, that is, the channel measurement resource to be reported. It can be understood that each group of single-channel measurement results in the at least one group of single-channel measurement results includes information on channel measurement resources.
- the information of the channel measurement resource may be an index of the channel measurement resource.
- the information of the second resource may be a local index of the second resource within the channel measurement resource set.
- the channel measurement resource set may include channel measurement resources ⁇ 1, 2, 3, 4, 5 ⁇ , and the corresponding local indices may be #0, #1, #2, #3, #4. If the channel measurement resource 3 is to be reported, the corresponding index #2 is reported.
- the information of the second resource may be: a local index of the second resource in a group of channel measurement resources corresponding to the second resource.
- the channel measurement resource set includes channel measurement resources ⁇ 1, 2, 3, 4, 5 ⁇
- the first group of channel measurement resources is ⁇ 1, 2, 3 ⁇
- the second group of channel measurement resources is ⁇ 4, 5 ⁇ .
- the local indices of the three channel measurement resources in the first group of channel measurement resources ⁇ 1, 2, 3 ⁇ are #0, #1, and #2, and the two channel measurement resources in the second group of channel measurement resources ⁇ 4, 5 ⁇ .
- the local indices of the channel measurement resources in the group are #0, #1. If the channel measurement resource 3 is to be reported, the local index #2 is reported, and if the channel measurement resource 4 is to be reported, the local index #0 is reported.
- the information of the second resource may be: a local index of the second resource in a channel measurement resource belonging to the first resource in a group of channel measurement resources corresponding to the second resource.
- the channel measurement resource set includes channel measurement resources ⁇ 1, 2, 3, 4, 5 ⁇
- the first group of channel measurement resources is ⁇ 1, 2, 3 ⁇
- the second group of channel measurement resources is ⁇ 4, 5 ⁇ .
- the number of channel measurement resources to be measured in each group of channel measurement resources is 2, that is, only the first two channel measurement resources in each group of channel measurement resources are measured, that is, the measured channel measurement resources are 1, 2 and 4, 5.
- the index of the channel measurement resource may be a local index of the channel measurement resource among all the channel measurement resources to be measured.
- the local indices corresponding to channel measurement resources 1, 2 and 4, 5 may be #0, #1, #2, #3. If channel measurement resource 1 is to be reported, local index #0 is reported, and if channel measurement resource 5 is to be reported, local index #3 is reported.
- the index of the channel measurement resource may also be a local index in the channel measurement resource to be measured in the channel measurement resource group where it is located. For example, the local indices corresponding to 1,2 are #0,#1, and the local indices corresponding to 4,5 are #0,#1. If channel measurement resource 1 is to be reported, local index #0 is reported, and if channel measurement resource 5 is to be reported, local index #1 is reported.
- the information of the second resource may be an index of a bit corresponding to the second resource in the first bit bitmap.
- the index of the bit may refer to the arrangement position of the bit in the first bit map.
- the index of the bit of the third-ranked bit may be #2.
- the information of the first resource pair may be an index of a bit corresponding to the first resource pair in the second bitmap.
- the resource pair ⁇ 1,4 ⁇ 1,5 ⁇ 2,4 ⁇ 2,5 ⁇ 3,4 ⁇ 3,5 ⁇ corresponds to a 6-bit bitmap, and the bits corresponding to these six resource pairs They are the 1st to 6th bits, respectively, and the indices of the corresponding bits are #0, #1, #2, #3, #4, #5, respectively.
- the information of the first resource pair may also be a local index of the first resource pair in all resource pairs. For example, in the above 6 resource pairs ⁇ 1,4 ⁇ 1,5 ⁇ 2,4 ⁇ 2,5 ⁇ 3,4 ⁇ 3,5 ⁇ , the local indexes of each resource pair are #0, #1, #2, #3, #4, #5.
- the information of the first resource pair may also be a local index of the first resource pair in the resource pair to be measured, for example, a local index in the second resource pair.
- the resource pair to be measured is ⁇ 1,4 ⁇ 2,5 ⁇ , if the first resource pair is ⁇ 1,4 ⁇ , then its corresponding local index is #0; if the first resource pair is ⁇ 2,5 ⁇ , then its corresponding local index is #1 .
- the information of the first resource pair may also be an index of a channel measurement resource included in the first resource pair.
- the second pair of resources may include the first pair of resources.
- the first resource pair can be understood as the resource pair to be reported, that is, the second resource pair, the resource pair that needs to be reported.
- the first configuration information may include a second index, the second index includes the second indication information and the third indication information, and the second index may include P+Q index values. That is, the pair of the second resource and the first resource may also be represented by the same index.
- the number of channel measurement resources to be measured is Q
- the number of resource pairs to be measured is P
- the value of the index is #0, #1,...,#(P+Q-1), a total of P +Q index values.
- Each index value corresponds to a channel measurement resource or resource pair, for example, the first Q index values correspond to the above-mentioned Q channel measurement resources, and the last P index values correspond to the above-mentioned P resource pairs.
- the first P index values correspond to the above P resource pairs
- the last Q index values correspond to the above Q channel measurement resources.
- the field length corresponding to the index is bits.
- the index values corresponding to the channel measurement resource and the resource pair are different, and the reported index value can be used to distinguish whether the second resource or the first resource pair is reported.
- the reporting mode is the first mode
- the channel measurement result reported by the terminal device may be a single-channel measurement result or a joint channel measurement result. Which one is specific can be judged according to the above index.
- the reporting mode when the reporting mode is the first mode, the above index is used to represent the pair of the second resource and the first resource, that is, when the reporting mode is the first reporting mode, the information of the second resource and the first resource Pairs of information can be represented by the same parameter or index.
- the reporting mode is other modes, such as the second mode, the above other methods are used to report the information of the second resource and the first resource pair, that is, when the reporting mode is the second reporting mode, the information of the second resource and the first resource are reported. Pairs of information can be represented by different parameters or indices, respectively.
- P may also be replaced by S, where S is the number of configured resource pairs
- Q may be replaced by R, where R is the number of configured channel measurement resources.
- the measurement results reported by the terminal equipment may be different.
- the terminal device may report a group of single-channel measurement results, or may report a group of joint channel measurement results.
- the reporting mode is the second mode, the terminal equipment reports Y groups of joint measurement results and X groups of single-channel measurement results.
- the reporting format of these measurement results needs to be specified, so that the terminal equipment knows what format to report the measurement results in, and the radio access network equipment knows how to interpret the reported measurement results.
- the terminal equipment reports a set of channel measurement results.
- This group of channel measurement results may be single-channel measurement results, or may be joint channel measurement results. The specific one can be judged by the value of an index included in the channel measurement result. For example, using the method described above, when the second resource and the first resource pair can be represented by the same index, the index values corresponding to the second resource and the first resource pair are different, and the group of channel measurements can be determined by the index value. Whether the result is a single channel measurement result or a joint channel measurement result.
- the reporting format can be divided into two parts: the first part and the second part. Various information included in the reported channel measurement results are carried in these two parts. The two parts can be transmitted using different signaling, or using different reporting priorities. The contents of the first and second parts are described in detail below. This reporting format can be adopted when the reporting mode is the first mode.
- the first part can include one or more of the following:
- the first information may indicate a channel measurement resource or a resource pair, and is used to indicate which channel measurement resource or which resource pair the group of channel measurement results are based on. Specifically, it may be an index value, through which a channel measurement resource or a resource pair can be determined.
- the fourth information is used to indicate whether the group of channel measurement results is a single-channel channel measurement result corresponding to a channel measurement resource, or a joint channel measurement result corresponding to a resource pair.
- the fifth information further indicates which channel measurement resource group the channel measurement resource corresponding to the group of single-channel measurement results belongs to.
- the sixth channel is information of channel measurement resources or resource pairs, such as index information. If the fourth information indicates that the group of channel measurement results is a single-channel measurement result corresponding to a channel measurement resource, then the sixth information is information of a channel measurement resource; if the fourth information indicates that the group of channel measurement results is a resource pair corresponding , then the sixth information is information of a resource pair.
- the sixth information is information of a channel measurement resource
- its specific form may be several specific forms of the information of the second resource introduced above.
- the sixth information is information of a resource pair
- its specific form may be several specific forms of the information of the first resource pair introduced above.
- One or two RI information can be determined by using the first information. If the first information indicates one channel measurement resource, there is only one RI information. If the first information indicates a resource pair, there are two RI information.
- the first measurement result may also include a first field, and the first field is used to indicate an RI. When the first field indicates one RI, the measurement result included in the first measurement result is a single-channel measurement result, and when the first field indicates two RIs When the formed RIs are combined, the measurement results included in the first measurement result are joint channel measurement results.
- the above-mentioned one or two RI information can also be indicated by a field. There are multiple field values in this field.
- Some field values correspond to a single RI information, and some field values correspond to two RI information.
- the network device can report it through the terminal device.
- the field value determines the number of reported RI information and the specific RI value.
- the field length is 3 bits, including 8 field values, corresponding to 8 pieces of RI information: ⁇ 1,2,3,4 1+1,1+2,2+1,2+2 ⁇ , where reporting 1 means reporting A single RI, and the value of RI is 1.
- reporting 2, 3, and 4 means reporting a single RI
- the RI values are 2, 3, and 4.
- To report 1+1 means to report two RIs.
- the value of the first RI is 1, and the value of the second RI is 1.
- the principles of reporting 1+2, 2+1, and 2+2 are similar. Further, in this case, the number of RIs can be used to determine whether the group of channel measurement results is a single-channel measurement result or a joint channel measurement result.
- CQI information for the first codeword Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the second part may include one or more of the following:
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- One or two LI messages One or two LI messages. Specifically, whether it is one or two pieces of LI information can be determined by the first information. If the first information indicates one channel measurement resource, there is only one LI information. If the first information indicates a resource pair, there are two LI information.
- One or two PMI information can be determined by using the first information. If the first information indicates one channel measurement resource, there is only one PMI information. If the first information indicates one resource pair, there are two PMI information.
- the PMI information may include wideband PMI information and subband PMI information. It is also possible to include only broadband information.
- the second part can be further subdivided into two parts: a broadband part and a subband part.
- the subband information in the above second part such as subband CQI and subband PMI, etc.
- the CQI of the first codeword may also be placed in the second part; or the subband CQI of the first codeword may be placed in the second part, such as the subband part in the second part.
- the terminal equipment reports Y groups of joint channel measurement results and X groups of single-channel measurement results.
- the value of Y can be 1 by default, or can be configured by the wireless access network device, for example, 0 or 1.
- the value of X can be configured by the radio access network device, such as 0, 1 or 2. It can be divided into two implementations. In an implementation manner, each group of channel measurement results in the above Y+X groups of channel measurement results is separately divided into a first part and a second part. Another implementation manner is to combine the above-mentioned Y+X groups of channel measurement results, and then divide them into a first part and a second part. Both methods can be used when the reporting mode is the second mode.
- each group of channel measurement results in the above Y+X groups of channel measurement results is separately divided into a first part and a second part.
- the channel measurement results of Y+X groups are arranged in order. For example, the single-channel measurement results of the X group are ranked first, and the joint-channel measurement results of the Y group are ranked at the back. Alternatively, the combined channel measurement results of the Y groups are ranked first, and the single-channel measurement results of the X groups are ranked last.
- the sorting method of the X groups of single-channel measurement results may be according to the index size order or configuration order of the channel measurement resources included in the single-channel measurement results. The measurement results come first.
- the first part of the single-channel measurement can include one or more of the following:
- the second information may indicate a channel measurement resource, which is used to indicate which channel measurement resource the group of channel measurement results are obtained by measuring. How the second information indicates a channel measurement resource may adopt the method for indicating the second resource in the foregoing.
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the second portion of the single-channel measurement may include one or more of the following:
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the PMI information may include wideband PMI information and subband PMI information. It is also possible to include only broadband information.
- the second part can be further subdivided into two parts: a broadband part and a subband part.
- the subband information in the above second part such as subband CQI and subband PMI, etc., can be carried in the subband part, and the rest of the information can be carried in the broadband part.
- the first part of the joint channel measurement results may include one or more of the following:
- the third information may indicate a resource pair, and is used to indicate which resource pair is obtained by measuring the set of channel measurement results. How the third information indicates a resource pair may adopt the method for indicating the first resource pair in the foregoing.
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the second part of the joint channel measurement results may include one or more of the following:
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the PMI information may include wideband PMI information and subband PMI information. It is also possible to include only broadband information.
- the second part can be further subdivided into two parts: a broadband part and a subband part.
- the subband information in the above second part such as subband CQI and subband PMI, etc.
- the CQI of the first codeword may also be placed in the second part; or the subband CQI of the first codeword may be placed in the second part, such as the subband part in the second part.
- the above-mentioned Y+X groups of channel measurement results may also be combined together, and then divided into a first part and a second part.
- the first part can include one or more of the following:
- Y third messages and X second messages Used to indicate Y resource pairs and X channel measurement resources.
- RI information corresponding to the Y resource pairs For example, 2Y pieces of RI information.
- RI information corresponding to the X channel measurement resources For example, X pieces of RI information.
- the first codeword CQI information corresponding to the Y resource pairs The first codeword CQI information corresponding to the Y resource pairs.
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the first codeword CQI information of the X channel measurement resources may be included. Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the second part may include one or more of the following:
- the LI information corresponding to the Y resource pairs For example, 2Y pieces of LI information.
- LI information corresponding to the X channel measurement resources For example, X LI information.
- the second codeword CQI information corresponding to the Y resource pairs.
- Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the second codeword CQI information of the X channel measurement resources may be included. Wideband CQI information and subband CQI information may be included. It is also possible to include only wideband CQI information.
- the PMI information corresponding to the Y resource pairs For example, 2Y pieces of PMI information.
- Broadband PMI information and subband PMI information may be included. It is also possible to include only broadband PMI information.
- PMI information corresponding to the X channel measurement resources. Broadband PMI information and subband PMI information may be included. It is also possible to include only broadband PMI information.
- the second part can be further subdivided into two parts: a broadband part and a subband part.
- the subband information in the above second part such as subband CQI and subband PMI, etc.
- the CQI of the first codeword may also be placed in the second part; or the subband CQI of the first codeword may be placed in the second part, such as the subband part in the second part.
- the joint channel measurement result and part of the single channel measurement result may be the same, so only one copy needs to be reported.
- the above method is also applicable to the reporting of PMI and LI.
- the single-channel measurement result may not be divided into the first part and the second part, but only includes one part, which includes one channel measurement resource information, one RI information, one LI information, one PMI information and one CQI information. one or more of etc.
- the joint channel measurement result may not be divided into the first part and the second part, but only includes one part, which includes the information of one resource pair, two RI information, two LI information, two PMI information and one or one or more of two CQI information, etc.
- the terminal device only reports one set of channel measurement results, and the set of channel measurement results may be single-channel measurement results, or may be joint channel measurement results.
- the single-channel measurement result can include the first part and the second part as described above, or only one part, which includes the information of a channel measurement resource, an RI information, an LI information, a PMI information and One or more of a CQI information, etc.
- the joint channel measurement result can include the first part and the second part as described above, or only one part, which includes the information of one resource pair, two RI information, two LI information, and two PMI information. information and one or more of one or two CQI information, etc.
- whether the single-channel measurement result or the joint-channel measurement result specifically includes one part or two parts can be determined by the frequency domain granularity of the channel measurement.
- One part can be used when the frequency domain granularity is broadband, and two parts can be used when the frequency domain granularity is subband.
- each single-channel measurement result may include the first part and the second part as described above, or only one part, where It includes information of a channel measurement resource, one or more of an RI information, an LI information, a PMI information, and a CQI information.
- Each joint channel measurement result may include the first part and the second part as described above, or only one part, which includes information of one resource pair, two RI information, two LI information, two PMI information and one or two.
- whether the single-channel measurement result or the joint-channel measurement result specifically includes one part or two parts can be determined by the frequency domain granularity of the channel measurement. One part can be used when the frequency domain granularity is broadband, and two parts can be used when the frequency domain granularity is subband.
- multiple sets of measurement results may include either only one component, or both components.
- the joint channel measurement results may also include joint channel information.
- the joint channel information may include only one part, or may include two parts, the first part and the second part.
- the joint channel information may include at least two CRIs, at least two RIs, at least two LIs, at least two PMIs, and at least one or two CQIs.
- the first part may include at least two CRIs, at least two RIs, the CQI of the first codeword (including wideband CQI and subband CQI), and the second part may be further divided into wideband information and subband information.
- the wideband information in the second part may include wideband CQI information of the second codeword, at least two LIs, and at least two wideband PMI information.
- the subband information in the second part may include subband CQI information of the second codeword, and at least two subband PMI information.
- Mode 1 Multiple groups of channel information can be divided separately. For example, each group of channel information is divided into at least two parts, and each part includes the same content as the single-channel information or the joint-channel information described above.
- Mode 2 Multiple groups of channel information are combined together for division. For example, the first part of each group of channel information is combined as one part, and the second part of each group of channel information is combined together as another part.
- the terminal device can select the measurement results with higher reporting priority from the first measurement results to perform report.
- the first measurement result may include at least one group of joint channel measurement results and/or at least one group of single-channel measurement results, and a first reporting priority exists between at least one group of joint channel measurement results and/or at least one group of single-channel measurement results.
- At least one group of joint channel measurement results is in one-to-one correspondence with the resource pairs included in the first resource pair, that is, each group of joint channel measurement results in the at least one group of joint channel measurement results The result corresponds to one resource pair in the first resource pair; each group of single-channel measurement results in the at least one group of single-channel measurement results corresponds to one group of channel measurement resources in the above-mentioned two groups of channel measurement resources.
- first reporting priority between at least one set of joint channel measurement results and/or at least one set of single-channel measurement results can be understood as the existence of a first reporting priority between at least one set of joint channel measurement results and at least one set of single-channel measurement results
- the priority can also be understood as the existence of a first reporting priority among at least one group of joint channel measurement results, and can also be understood as the existence of a first reporting priority among at least one group of single-channel measurement results.
- the first reporting priority between at least one group of single-channel measurement results can be determined according to the configuration order of the corresponding measurement resource groups, and the higher the configuration order, the higher the corresponding reporting priority, or the later the configuration order.
- the corresponding reporting priority is lower.
- the channel measurement resource set includes channel measurement resources ⁇ 1, 2, 3, 4, 5 ⁇
- the first group of channel measurement resources is ⁇ 1, 2, 3 ⁇
- the second group of channel measurement resources is ⁇ 4, 5 ⁇
- the reporting priority of a group of single-channel measurement results corresponding to the first group of channel measurement resources may be higher than the reporting priority of a group of single-channel measurement results corresponding to the second group of channel measurement resources.
- the reporting priority of the single-channel measurement result may also be lower than the reporting priority of a group of single-channel measurement results corresponding to the second group of channel measurement resources.
- the first reporting priority between at least one group of single-channel measurement results may also be determined according to the configuration sequence of the channel measurement resources corresponding to the channel measurement results or the index value relationship, and may be the higher the configuration sequence of the corresponding channel measurement resources.
- the channel measurement result with a smaller index value corresponds to a higher reporting priority, or the higher the configuration order of the corresponding channel measurement resources or the lower the reporting priority corresponding to the channel measurement result with a smaller index value.
- the channel measurement resource set includes channel measurement resources ⁇ 1, 2, 3, 4, 5 ⁇ , and the channel measurement resources corresponding to the two sets of single-channel measurement results to be reported are 1 and 2, respectively.
- the higher the reporting priority is the higher the reporting priority corresponding to the first group of single-channel measurement results is. Otherwise, the reporting priority corresponding to the second group of single-channel measurement results is higher. If the index value of the channel measurement resource corresponding to the single-channel measurement result is smaller, the reporting priority is higher, then the reporting priority corresponding to the first group of single-channel channel measurement results is higher. Otherwise, the reporting priority corresponding to the second group of single-channel channel measurement results is higher.
- the first reporting priority between at least one group of single-channel measurement results may also be determined according to the CQI corresponding to each group of measurement results.
- the CQIs corresponding to the two groups of the single-channel measurement results in the at least one group of single-channel measurement results are different, the group of single-channel measurement results with a higher CQI has a higher reporting priority. It can be understood that in different groups of single-channel measurement results, the larger the CQI, the higher the reporting priority.
- the reporting priority of the two sets of single-channel measurement results can be based on the configuration of the two sets of channel measurement resources corresponding to the two sets of single-channel measurement results
- the sequence is determined, or determined according to the configuration sequence or index size relationship of the channel measurement resources corresponding to the two sets of channel measurement results. It can be seen that the reporting priorities between different groups of single-channel measurement results can be determined first according to the corresponding CQI, and when the same CQI exists, it can be determined according to the configuration sequence of the corresponding channel measurement resources.
- the first reporting priority between at least one group of joint channel measurement results may be determined according to the configuration order of the corresponding resource pair (or resource combination), and the higher the configuration order, the higher the corresponding reporting priority, or the configuration The higher the order, the lower the reporting priority.
- the terminal device may determine that the resource pair corresponding to the earlier bit in the second bitmap has a higher reporting priority, and may also determine that the resource pair corresponding to the later bit in the second bitmap has a higher reporting priority. .
- the first reporting priority among at least one group of joint channel measurement results may also be determined according to the CQI corresponding to each group of measurement results.
- the CQIs corresponding to the two groups of joint channel measurement results in the at least one group of joint channel measurement results are different, a group of joint channel measurement results with a higher CQI has a higher reporting priority.
- the reporting priority of the two groups of joint channel measurement results can be based on the resource pair (or resource combination) corresponding to the two groups of joint channel measurement results.
- the order of configuration is determined. It can be seen that the reporting priorities between different groups of joint channel measurement results can be determined according to the corresponding CQIs, and when the same CQI exists, they can be determined according to the configuration sequence of the corresponding resource pairs (or resource combinations).
- the reporting priorities between the joint channel measurement results and the single-channel measurement results may be determined first.
- the reporting priority of at least one group of joint channel measurement results may be lower than the reporting priority of at least one group of single-channel measurement results, and the reporting priority of at least one group of joint channel measurement results may be higher than that of at least one group of single-channel measurement results.
- Reporting priority the reporting priority of at least one group of joint channel measurement results may be between the reporting priorities of at least one group of single-channel measurement results.
- the reporting priority of the joint channel measurement results may be between the two groups of single-channel measurement results.
- the reporting priorities among at least one group of single-channel measurement results may be determined according to the above-mentioned manner of determining the reporting priorities of the single-channel measurement results.
- the reporting priorities among at least one group of joint channel measurement results may be determined according to the above-mentioned manner of determining the reporting priorities of the joint channel measurement results.
- the first reporting priority of at least one group of joint channel measurement results and at least one group of single-channel measurement results may also be determined according to the CQI corresponding to each group of measurement results.
- the terminal device may first determine at least one set of joint channel measurement results and at least one set of single-channel measurement results corresponding to each set of CQIs, and then may determine at least one set of joint channel measurement results and at least one set of single-channel measurement results according to the corresponding CQI.
- the reporting priority of the result The higher the CQI, the higher the reporting priority.
- the reporting priorities of the two groups of single-channel measurement results may be determined according to the configuration sequence of the two groups of channel measurement resources corresponding to the two groups of single-channel measurement results.
- the reporting priorities of the two sets of joint channel measurement results may be determined according to the configuration sequence of resource pairs (or resource combinations) corresponding to the two sets of joint channel measurement results.
- the reporting priority of the single-channel measurement results may be higher than the reporting priority of the joint-channel measurement results, or the reporting priority of the joint-channel measurement results may be The reporting priority of the result is higher than the reporting priority of the single-channel measurement result.
- the first reporting priority of at least one group of joint channel measurement results and at least one group of single-channel measurement results can also be determined according to the transmission mode, and then can be determined according to the above
- the reporting priority among at least one group of single-channel measurement results can be determined by the method of reporting priority of single-channel measurement results, and the reporting priority between at least one group of joint-channel measurement results can be determined according to the above-mentioned method of determining the reporting priority of joint-channel measurement results. escalation priority.
- the transmission mode is the single TRP mode
- the reporting priority of the single channel measurement result is higher than the reporting priority of the joint channel measurement result.
- the single TRP mode can be understood as using a single TRP on the network side to communicate with the terminal device.
- the TCI-states activated for the physical downlink shared channel (PDSCH) are all a single TCI-state, and there is no TCI-state group.
- the multi-TRP mode can be understood as using multiple TRPs on the network side to communicate with the terminal device.
- TCI-states activated for PDSCH include TCI-state groups.
- the TCI-state group refers to a TCI-state group including multiple TCI-states, each TCI-state corresponds to one TRP, and the PDSCH uses the TCI-state group to transmit, that is, multi-TRP transmission.
- the CQI corresponding to each group of measurement results can be the largest CQI among the CQIs corresponding to each measurement result in each group of measurement results, or the smallest CQI among the CQIs corresponding to each measurement result in each group of measurement results, or the CQI corresponding to each group of measurement results.
- the average (or weighted average) of the CQIs corresponding to all the measurement results in the group of measurement results, or the sum (or weighted sum) or product of the CQIs corresponding to all the measurement results in each group of measurement results, or the The variance of the CQI corresponding to all the measurement results in the result may also be a value determined according to the CQI corresponding to all the measurement results in each group of measurement results by other means.
- the CQI corresponding to the single-channel measurement result may be the CQI included in this part.
- the CQI corresponding to the single-channel measurement result may be the CQI included in the first part, the wideband CQI included in the second part, or the second part.
- the subband CQI included may also be a value determined according to the wideband CQI and subband CQI included in the second part, or a value determined according to the CQI included in the first part and the wideband CQI and/or subband CQI included in the second part. .
- the CQI corresponding to the joint channel measurement result may be the CQI included in this part.
- the CQI corresponding to the joint channel measurement result may be the CQI included in the first part, the wideband CQI included in the second part, or the second part.
- the subband CQI included may also be a value determined according to the wideband CQI and subband CQI included in the second part, or a value determined according to the CQI included in the first part and the wideband CQI and/or subband CQI included in the second part. .
- the joint channel measurement result is obtained by measuring one resource pair, and corresponds to the channel measurement result of two channel measurement resources in the resource pair, such as two RIs, two PMIs, two LIs, and so on.
- the two channel measurement resources belong to two groups of channel measurement resources respectively, so a group of joint channel measurement results can be further subdivided into two groups of measurement results, and each group of measurement results corresponds to one channel measurement resource or a group of channel measurement resources.
- There may also be a reporting priority between the two groups of measurement results for example, the reporting priority of the measurement results corresponding to the first group of channel measurement resources is higher than the reporting priority of the measurement results corresponding to the second group of channel measurement resources. For another example, the reporting priority of the measurement results corresponding to the first group of channel measurement resources is lower than the reporting priority of the measurement results corresponding to the second group of channel measurement resources.
- the above-mentioned first reporting priority can also be performed by the radio access network equipment through RRC signaling, media access control (media access control, MAC) control element (control element, CE) signaling or downlink control information (downlink control information, DCI) Signaling to indicate, or reported by terminal equipment.
- RRC radio resource control
- media access control media access control
- CE control element
- DCI downlink control information
- the terminal device may first determine the reporting priority among at least one group of measurement results included in the first measurement result according to the first reporting priority, and then may determine each group of measurement results in the at least one group of measurement results according to the third reporting priority.
- the included even-numbered subbands correspond to the reporting priorities between the measurement results and the odd-numbered subbands correspond to the measurement results.
- the terminal device may also first determine the reporting priority between the measurement result corresponding to the even subband and the measurement result corresponding to the odd subband according to the third reporting priority, and then determine the measurement results corresponding to the even subband according to the first reporting priority.
- the third reporting priority may be that the reporting priority of the measurement results corresponding to the even-numbered subbands is higher than the reporting priority of the measurement results corresponding to the odd-numbered subbands, or the reporting priority of the measurement results corresponding to the even-numbered subbands is lower than that of the odd-numbered subbands The reporting priority of the measurement results.
- the measurement results corresponding to the even-numbered sub-bands can be further defined as the measurement results corresponding to the even-numbered sub-bands in the sub-band-level measurement results included in the second part of the reporting format, and the measurement results corresponding to the odd-numbered sub-bands are included in the second part of the reporting format.
- the odd-numbered subbands in the subband-level measurement results correspond to the measurement results.
- the above-mentioned determining the reporting priority between at least one group of measurement results included in the first measurement result according to the first reporting priority may also include: if a group of channel measurement results is a joint channel measurement result, the method described above may be further used.
- the two sets of measurement results in the set of joint channel measurement results ie, the two parts of the measurement results corresponding to the two channel measurement resources, or the two sets of channel measurement resources, respectively, are prioritized for reporting).
- the reporting priority of joint channel measurement results is higher than that of single channel measurement results, and the reporting priority of even-numbered subbands is higher than that of odd-numbered subbands.
- the first reporting priority and the third reporting priority may be coordinated in the manner shown in Table 1, so as to determine the reporting priority of each group of measurement results.
- the first reporting priority and the third reporting priority may be coordinated in the manner shown in Table 2, so as to determine the reporting priority of each group of measurement results.
- the radio access network equipment can configure the terminal equipment to perform multiple measurements simultaneously. For example, the current cell channel measurement, other cell channel measurement, CQI measurement, RSRP measurement, etc. Parameters related to each measurement (such as channel measurement resources, frequency domain granularity, etc.) are configured in a separate configuration information. Measurement results corresponding to multiple configuration information may be reported at different times, or may be reported at the same time using the same uplink transmission.
- the uplink transmission can be a physical uplink control channel (PUCCH) or a physical uplink shared channel (PUSCH).
- the terminal device can transmit the measurement results corresponding to the configuration information according to the configuration information.
- the reporting priority corresponding to the reporting configuration information sorts the measurement results corresponding to different configuration information, and the measurement results corresponding to the reporting configuration information with a lower priority can be discarded, so that the measurement results corresponding to the reporting configuration information with a higher priority can be reported. 's report.
- the following takes two configuration information as an example for description, but the quantity of the configuration information is not limited.
- the wireless access network device may send second configuration information to the terminal device, where the first configuration information is different from the second configuration information.
- the terminal device may receive the second configuration information from the wireless access network device, and then may perform channel measurement according to the second configuration information to obtain a second measurement result.
- a second reporting priority exists between the first measurement result and the second measurement result.
- the terminal device When the terminal device needs to report the first measurement result and the second measurement result through one uplink transmission, it may first determine the first reporting configuration information corresponding to the first measurement result and the second reporting configuration corresponding to the second measurement result according to the second reporting priority
- the reporting priority corresponding to the information that is, determining the reporting priority between the first measurement result and the second measurement result, and then corresponding to each reporting configuration, and further determining multiple sets of measurement results corresponding to each reporting configuration according to the first reporting priority
- the reporting priorities between the two that is, the reporting priorities between at least two groups of measurement results included in the first measurement result and the second measurement result are determined according to the first reporting priority.
- the above-mentioned determining the reporting priority between at least one group of measurement results included in the first measurement result according to the first reporting priority may also include: if a group of channel measurement results is a joint channel measurement result, the method described above may be further used.
- the two sets of measurement results in the set of joint channel measurement results ie, the two parts of the measurement results corresponding to the two channel measurement resources, or the two sets of channel measurement resources, respectively, are prioritized for reporting).
- the report priority of report configuration 1 is higher than that of report configuration 2
- the report priority of report configuration 2 is higher than that of report configuration 3, and so on.
- the reporting priority of the joint channel measurement result is higher than the reporting priority of the single channel measurement result.
- the first reporting priority and the second reporting priority may be coordinated in the manner shown in Table 3, so as to determine the reporting priorities of different channel measurement results in each reporting configuration.
- some reporting configurations may include multiple sets of measurement results, and some measurement results have a sub-band granularity in the frequency domain.
- the reporting priorities are used to comprehensively determine each group of measurement results in each reporting configuration in each reporting configuration, and the reporting priorities among the channel measurement results corresponding to the odd and even subbands in each channel measurement result.
- the terminal device may first determine priorities among measurement results corresponding to multiple reporting configurations according to the second reporting priority, and then, for each reporting configuration, may further determine multiple sets of measurements corresponding to each reporting configuration according to the first reporting priority.
- the reporting priority between the results, and finally, for each group of measurement results, the reporting priority between the measurement results corresponding to the odd-numbered subbands and the even-numbered subbands in the group of measurement results can be determined according to the third reporting priority.
- the terminal device may also first determine the reporting priorities among the measurement results corresponding to the multiple reporting configurations according to the second reporting priority, and then, for each reporting configuration, may further determine the measurement results and the corresponding measurement results of the even-numbered subbands according to the third reporting priority.
- the odd-numbered subbands correspond to the reporting priority between the measurement results, and then determine the reporting priority between the part of the measurement results belonging to each group of measurement results in the even-numbered subbands corresponding to the measurement results according to the first reporting priority, and the odd-numbered subbands
- the above-mentioned determining the reporting priority between at least one group of measurement results included in the first measurement result according to the first reporting priority may also include: if a group of channel measurement results is a joint channel measurement result, the method described above may be further used.
- the two sets of measurement results in the set of joint channel measurement results ie, the two parts of the measurement results corresponding to the two channel measurement resources, or the two sets of channel measurement resources, respectively, are prioritized for reporting).
- the report priority of report configuration 1 is higher than that of report configuration 2
- the report priority of report configuration 2 is higher than that of report configuration 3, and so on.
- the reporting priority of the joint channel measurement result is higher than the reporting priority of the single channel measurement result.
- the reporting priority of the measurement results of the even-numbered subbands is higher than the reporting priority of the measurement results of the odd-numbered subbands.
- the three reporting priorities can be coordinated in the manner shown in Table 4, so as to determine the reporting priorities of each group of channel measurement results in each reporting configuration.
- escalation priority Measurement results 1 Report the measurement results of the even-numbered subbands of the joint channel measurement results of configuration 1 2 Report the measurement results of the odd-numbered subbands of the joint channel measurement results of configuration 1 3 Report the measurement results of the even-numbered subbands of the single-channel measurement results of configuration 1 4 Report the measurement results of the odd subbands of the single-channel measurement results of configuration 1 5 Report the measurement results of the even-numbered subbands of the joint channel measurement results of configuration 2 6 Report the measurement results of the odd-numbered subbands of the joint channel measurement results of configuration 2 7 Report the measurement results of the even-numbered subbands of the single-channel measurement results of configuration 2 8 Report the measurement results of odd-numbered subbands of the single-channel measurement results of configuration 2 ... ... 4n-3 Report the measurement result of the even-numbered subbands of the joint channel measurement result of configuration n 4n-2 Report the measurement results of the odd subbands of the joint channel measurement results of configuration n 4n-1 Report the measurement results of the even-numbered subbands of the
- Tables 1 to 4 are only exemplary descriptions of reporting priorities of different measurement results, and do not constitute limitations.
- FIG. 5 is a schematic flowchart of another communication method disclosed in an embodiment of the present invention. As shown in FIG. 5 , the communication method may include the following steps.
- the radio access network device sends first configuration information including multiple channel measurement resources to a terminal device.
- the terminal device receives the first configuration information from the wireless access network device.
- the radio access network device sends a reference signal to the terminal device according to the multiple channel measurement resources.
- the terminal device receives the reference signal from the radio access network device according to the multiple channel measurement resources.
- the radio access network device After the radio access network device sends the first configuration information to the terminal device, it may send a reference signal to the terminal device according to multiple channel measurement resources.
- the radio access network device may send a reference signal to the terminal device according to the channel measurement resource and/or resource combination (or resource pair) that needs to be measured.
- the terminal device may receive the reference signal according to the determined channel measurement resource and/or resource combination (or resource pair) that needs to be measured.
- One channel measurement resource may correspond to one reference signal, and the channel measurement resource includes relevant parameters of the reference signal.
- the terminal device may determine the transmission resource of the reference signal according to the relevant parameters of the reference signal included in the channel measurement resource, and receive the reference signal on the determined transmission resource.
- the terminal device performs measurement according to the reference signal to obtain a first measurement result.
- the terminal device may perform measurement according to the reference signal to obtain a first measurement result.
- the terminal device sends the first measurement result to the wireless access network device.
- the radio access network device receives the first measurement result from the terminal device.
- steps 501 to 504 may refer to the relevant descriptions of steps 401 to 403 .
- the functions performed by the wireless access network device in the above communication method may also be performed by a module (for example, a chip) in the wireless access network device, and the function performed by the terminal device may also be performed by a module (for example, a chip) in the terminal device. For example, a chip) to perform.
- FIG. 6 is a schematic structural diagram of a communication device disclosed in an embodiment of the present invention.
- the communication device may include:
- a receiving unit 601 configured to receive first configuration information from a wireless access network device, where the first configuration information includes multiple channel measurement resources, and the multiple channel measurement resources correspond to two groups of channel measurement resources;
- a measurement unit 602 configured to perform channel measurement according to the above-mentioned multiple channel measurement resources to obtain a first measurement result
- a sending unit 603, configured to send the first measurement result to the wireless access network device
- the first measurement result includes a joint channel measurement result
- the above joint channel measurement result is a channel measurement result of a first resource pair
- the first resource pair includes one or more resource pairs consisting of two channel measurement resources
- the above two channel measurement results The resources respectively belong to the above-mentioned two groups of channel measurement resources
- the above-mentioned joint channel measurement result includes information of the first resource pair.
- the first configuration information includes first indication information, where the first indication information is used to indicate the number N 1 of channel measurement resources included in the first group of channel measurement resources in the foregoing two groups of channel measurement resources, where N 1 is greater than or equal to or an integer equal to 1.
- the channel measurement resources included in the first group of channel measurement resources in the above-mentioned two groups of channel measurement resources are the first N 1 channel measurement resources or the last N 1 channel measurement resources in the above-mentioned multiple channel measurement resources
- the channel measurement resources included in the second group of channel measurement resources in the above-mentioned two groups of channel measurement resources are channel measurement resources other than the above-mentioned N 1 channel measurement resources among the above-mentioned multiple channel measurement resources.
- the first configuration information further includes second indication information, where the second indication information is used to indicate a first resource, and the first resource is one or more channel measurements used for single-channel measurement in the above-mentioned multiple channel measurement resources resource.
- the second indication information is used to indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the above-mentioned two groups of channel measurement resources, where M is greater than or equal to 1 Integer.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources are the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources.
- the second indication information is the first bitmap.
- the first configuration information further includes third indication information, where the third indication information is used to indicate a second resource pair, the second resource pair is a resource pair used for joint channel measurement, and the second resource pair includes the first resource pair. resource pair.
- the third indication information is a second bitmap.
- the first bitmap and the second bitmap are two parts of the third bitmap.
- the (i-1)*N 2 +jth bit or the (j-1)*N 1 +ith bit in the second bitmap corresponds to the first group of channel measurement resources.
- different resource pairs in the second resource pair include different channel measurement resources.
- the first configuration information further includes fourth indication information, where the fourth indication information is used to indicate a reporting mode, and the reporting mode includes at least the first mode and the second mode;
- the first mode reports one set of joint channel measurement results and at least one set of single-channel measurement results
- the second mode reports Y groups of joint channel measurement results and X groups of single-channel measurement results, where the value of Y is 1 or is configured by the radio access network device, and the value of X is configured by the radio access network device.
- the fourth indication information includes two options. When the fourth indication information is the first option, the fourth indication information is used to indicate the first mode. When the fourth indication information is the second option, the fourth indication information is used to indicate the first mode. The indication information is used to indicate the second mode.
- the reporting mode further includes a third mode, and the third mode only reports single-channel measurement results
- the fourth indication information includes three options. When the fourth indication information is the first option, the fourth indication information is used to indicate the first mode, and when the fourth indication information is the second option, the fourth indication information is used to indicate the first mode. In the second mode, when the fourth indication information is the third option, the fourth indication information is used to indicate the third mode.
- the first configuration information does not include one or more of the following information: second indication information, third indication information, and fourth indication information.
- a reference signal on each channel measurement resource of the two channel measurement resources is simultaneously received by using the receive beams of the two channel measurement resources in the third resource pair, and the third resource pair is any resource pair in the second resource pair.
- the number of CPUs occupied by measurement is 2*P, Q+2*P, or Q+k*P, where Q is the number of channel measurement resources included in the first resource, and P is the resource pair included in the second resource pair k is the value reported by the terminal device or configured by the wireless access network device.
- the first measurement result further includes information of a second resource, where the second resource is a channel measurement resource to be reported in the first resource;
- the information of the second resource is any of the following:
- the index of the bit corresponding to the second resource in the first bitmap is the index of the bit corresponding to the second resource in the first bitmap.
- the information of the first resource pair is an index of a bit corresponding to the first resource pair in the second bitmap.
- the first measurement result includes at least one group of joint channel measurement results and/or at least one group of single-channel measurement results, and there is a first A reporting priority, the at least one group of joint channel measurement results and the resource pairs included in the first resource pair are in one-to-one correspondence, and each group of single-channel measurement results in the at least one group of single-channel measurement results corresponds to a channel measurement resource in the two groups of channel measurement resources.
- the first reporting priority includes:
- the reporting priority of the at least one group of joint channel measurement results is lower than the reporting priority of the at least one group of single-channel measurement results.
- the first reporting priority includes:
- the reporting priority of the at least one group of joint channel measurement results and/or the at least one group of single-channel measurement results is determined according to the CQI corresponding to each group of measurement results.
- the reporting priority of the at least one group of joint channel measurement results and/or the at least one group of single-channel measurement results is determined according to the CQI corresponding to each group of channel measurement results, including:
- the measurement result with the higher CQI has a higher reporting priority
- the reporting priorities of the two groups of measurement results are determined according to the configuration order of the two groups of channel measurement resources corresponding to the two groups of measurement results.
- the receiving unit 601 is further configured to receive second configuration information from the wireless access network device, where the first configuration information is different from the second configuration information;
- the measurement unit 602 is further configured to perform channel measurement according to the second configuration information to obtain a second measurement result
- the terminal device first determines the reporting priority between the first measurement result and the second measurement result according to the second reporting priority, and then determines at least two sets of measurements included in the first measurement result and the second measurement result respectively according to the first reporting priority Escalation priority between results.
- the frequency domain granularity of channel measurement is subbands
- the terminal device first determines the reporting priorities among at least one group of measurement results included in the first measurement result according to the first reporting priority, and then determines the even numbers included in each group of measurement results in the at least one group of measurement results according to the third reporting priority.
- the reporting priority between the subband corresponding to the measurement result and the odd subband corresponding to the measurement result.
- the first configuration information further includes at least one interference measurement resource
- the number of interference measurement resources of the at least one interference measurement resource above is equal to the sum of Q and P;
- the types of interference measurement resources are NZP CSI-RS resources or CSI-IM resources, or other types of reference signal resources.
- the first Q interference measurement resources in the at least one interference measurement resource are in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining P interference measurement resources in the at least one interference measurement resource are the same as the Q channel measurement resources included in the first resource.
- the P resource pairs included in the second resource pair are in one-to-one correspondence.
- receiving unit 601, measuring unit 602, and sending unit 603 can be obtained directly by referring to the relevant descriptions of the terminal equipment in the method embodiments shown in FIG. 4 and FIG. 5, and will not be repeated here.
- FIG. 7 is a schematic structural diagram of another communication apparatus disclosed in an embodiment of the present invention.
- the communication device may include:
- a sending unit 701 configured to send first configuration information to a terminal device, where the first configuration information includes multiple channel measurement resources, and the multiple channel measurement resources correspond to two groups of channel measurement resources;
- a receiving unit 702 configured to receive the first measurement result from the terminal device
- the first measurement result includes a joint channel measurement result
- the above joint channel measurement result is a channel measurement result of a first resource pair
- the first resource pair includes one or more resource pairs consisting of two channel measurement resources
- the above two channel measurement results The resources respectively belong to the above-mentioned two groups of channel measurement resources
- the above-mentioned joint channel measurement result includes information of the first resource pair.
- the first configuration information includes first indication information, where the first indication information is used to indicate the number N 1 of channel measurement resources included in the first group of channel measurement resources in the foregoing two groups of channel measurement resources, where N 1 is greater than or equal to or an integer equal to 1.
- the channel measurement resources included in the first group of channel measurement resources in the above-mentioned two groups of channel measurement resources are the first N 1 channel measurement resources or the last N 1 channel measurement resources in the above-mentioned multiple channel measurement resources
- the channel measurement resources included in the second group of channel measurement resources in the above-mentioned two groups of channel measurement resources are channel measurement resources other than the above-mentioned N 1 channel measurement resources among the above-mentioned multiple channel measurement resources.
- the first configuration information further includes second indication information, where the second indication information is used to indicate a first resource, and the first resource is one or more channels used for single-channel measurement in the above-mentioned multiple channel measurement resources Measure resources.
- the second indication information is used to indicate the number M of channel measurement resources used for single-channel measurement in the channel measurement resources included in each group of channel measurement resources in the above-mentioned two groups of channel measurement resources, where M is greater than or equal to 1 Integer.
- the channel measurement resources used for single-channel measurement in each group of channel measurement resources are the first M channel measurement resources or the last M channel measurement resources in each group of channel measurement resources.
- the second indication information is the first bitmap.
- the first configuration information further includes third indication information, where the third indication information is used to indicate a second resource pair, the second resource pair is a resource pair used for joint channel measurement, and the second resource pair includes the first resource pair. resource pair.
- the third indication information is a second bitmap.
- the first bitmap and the second bitmap are two parts of the third bitmap.
- the (i-1)*N 2 +jth bit or the (j-1)*N 1 +ith bit in the second bitmap corresponds to the first group of channel measurement resources.
- different resource pairs in the second resource pair include different channel measurement resources.
- the first configuration information further includes fourth indication information, where the fourth indication information is used to indicate a reporting mode, and the reporting mode includes at least the first mode and the second mode;
- the first mode reports one set of joint channel measurement results and at least one set of single-channel measurement results
- the second mode reports Y groups of joint channel measurement results and X groups of single-channel measurement results, where the value of Y is 1 or is configured by the radio access network device, and the value of X is configured by the radio access network device.
- the fourth indication information includes two options. When the fourth indication information is the first option, the fourth indication information is used to indicate the first mode. When the fourth indication information is the second option, the fourth indication information is used to indicate the first mode. The indication information is used to indicate the second mode.
- the reporting mode further includes a third mode, and the third mode only reports single-channel measurement results
- the fourth indication information includes three options. When the fourth indication information is the first option, the fourth indication information is used to indicate the first mode, and when the fourth indication information is the second option, the fourth indication information is used to indicate the first mode. In the second mode, when the fourth indication information is the third option, the fourth indication information is used to indicate the third mode.
- the first configuration information does not include one or more of the following information: second indication information, third indication information, and fourth indication information.
- the first measurement result further includes information of a second resource, where the second resource is a channel measurement resource to be reported in the first resource;
- the information of the second resource is any of the following:
- the index of the bit corresponding to the second resource in the first bitmap is the index of the bit corresponding to the second resource in the first bitmap.
- the information of the first resource pair is an index of a bit corresponding to the first resource pair in the second bitmap.
- the first configuration information further includes at least one interference measurement resource
- the number of interference measurement resources of at least one interference measurement resource is equal to the sum of Q and P;
- the types of interference measurement resources are NZP CSI-RS resources or CSI-IM resources, or other types of interference measurement resources.
- the first Q interference measurement resources in the at least one interference measurement resource are in one-to-one correspondence with the Q channel measurement resources included in the first resource, and the remaining P interference measurement resources in the at least one interference measurement resource are in a one-to-one relationship with the second interference measurement resources.
- the P resource pairs included in the resource pair are in one-to-one correspondence.
- the communication apparatus may include a processor 801 , a memory 802 , a transceiver 803 and a bus 804 .
- the memory 802 may exist independently, and may be connected to the processor 801 through the bus 804 .
- the memory 802 may also be integrated with the processor 801 .
- the bus 804 is used to realize the connection between these components.
- the transceiver 803 may include a transmitter 8031 , a receiver 8032 and an antenna 8033 .
- transceiver 803 may include a transmitter (ie, output interface) and a receiver (ie, input interface).
- a transmitter may include a transmitter and an antenna, and a receiver may include a receiver and an antenna.
- the communication device may be a terminal device or a module (eg, a chip) in the terminal device.
- the processor 801 is used to control the receiving unit 601 and the sending unit 603 performs the operations performed in the foregoing embodiments
- the transceiver 803 is configured to perform the operations performed by the receiving unit 801 and the sending unit 603 in the foregoing embodiments.
- the foregoing terminal device or modules in the terminal device may also be used to execute various methods performed by the terminal device in the foregoing method embodiments shown in FIG. 4 and FIG. 5 , which will not be described again.
- the communication apparatus may be a radio access network device or a module (eg, a chip) in the radio access network device, and when the computer program instructions stored in the memory 802 are executed, the processor 801 is configured to control The sending unit 701 and the receiving unit 702 perform the operations performed in the foregoing embodiments, and the transceiver 803 is configured to perform the operations performed by the sending unit 701 and the receiving unit 702 in the foregoing embodiments.
- the wireless access network device or the modules in the wireless access network device may also be used to execute various methods performed by the wireless access network device in the method embodiments of FIG. 4 and FIG. 5 , which will not be described again.
- FIG. 9 is a schematic structural diagram of another communication device disclosed in an embodiment of the present invention.
- the communication device may include an input interface 901 , a logic circuit 902 and an output interface 903 .
- the input interface 901 and the output interface 903 are connected through the logic circuit 902 .
- the input interface 901 is used for receiving information from other communication devices, and the output interface 903 is used for outputting, scheduling or sending information to other communication devices.
- the logic circuit 902 is configured to perform operations other than the operations of the input interface 901 and the output interface 903, for example, to implement the functions implemented by the processor 801 in the above-mentioned embodiment.
- the communication device may be a terminal device or a module in the terminal device, or may be a wireless access network device or a module in the wireless access network device.
- the more detailed description of the input interface 901 , the logic circuit 902 and the output interface 903 can be obtained directly by referring to the relevant description of the terminal device or the wireless access network device in the above method embodiments, which will not be repeated here.
- FIG. 10 is a schematic structural diagram of a communication system disclosed in an embodiment of the present invention.
- the communication system may include a terminal device 1001 and a radio access network device 1002 .
- the detailed description may refer to the communication methods shown in FIG. 4 and FIG. 5 .
- the embodiment of the present invention further discloses a computer-readable storage medium, on which an instruction is stored, and when the instruction is executed, the method in the foregoing method embodiment is performed.
- the embodiment of the present invention also discloses a computer program product including an instruction, when the instruction is executed, the method in the foregoing method embodiment is performed.
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Abstract
Description
上报优先级 | 测量结果 |
1 | 联合信道测量结果中偶数子带的测量结果 |
2 | 联合信道测量结果中奇数子带的测量结果 |
3 | 单信道测量结果中偶数子带的测量结果 |
4 | 单信道测量结果中奇数子带的测量结果 |
上报优先级 | 测量结果 |
1 | 联合信道测量结果中偶数子带的测量结果 |
2 | 单信道测量结果中偶数子带的测量结果 |
3 | 联合信道测量结果中奇数子带的测量结果 |
4 | 单信道测量结果中奇数子带的测量结果 |
上报优先级 | 测量结果 |
1 | 上报配置1的联合信道测量结果 |
2 | 上报配置1的单信道测量结果 |
3 | 上报配置2的联合信道测量结果 |
4 | 上报配置2的单信道测量结果 |
… | … |
2n-1 | 上报配置n的联合信道测量结果 |
2n | 上报配置n的单信道测量结果 |
上报优先级 | 测量结果 |
1 | 上报配置1的联合信道测量结果的偶数子带的测量结果 |
2 | 上报配置1的联合信道测量结果的奇数子带的测量结果 |
3 | 上报配置1的单信道测量结果的偶数子带的测量结果 |
4 | 上报配置1的单信道测量结果的奇数子带的测量结果 |
5 | 上报配置2的联合信道测量结果的偶数子带的测量结果 |
6 | 上报配置2的联合信道测量结果的奇数子带的测量结果 |
7 | 上报配置2的单信道测量结果的偶数子带的测量结果 |
8 | 上报配置2的单信道测量结果的奇数子带的测量结果 |
… | … |
4n-3 | 上报配置n的联合信道测量结果的偶数子带的测量结果 |
4n-2 | 上报配置n的联合信道测量结果的奇数子带的测量结果 |
4n-1 | 上报配置n的单信道测量结果的偶数子带的测量结果 |
4n | 上报配置n的单信道测量结果的奇数子带的测量结果 |
Claims (36)
- 一种通信方法,其特征在于,包括:接收来自无线接入网设备的第一配置信息,所述第一配置信息用于配置多个信道测量资源;根据所述第一配置信息进行信道测量,得到第一测量结果;向所述无线接入网设备发送所述第一测量结果;所述第一测量结果包括联合信道测量结果,所述联合信道测量结果为第一资源对的信道测量结果,所述第一资源对包括一个或多个由两个信道测量资源组成的资源对,所述两个信道测量资源属于所述多个信道测量资源,所述联合信道测量结果包括所述第一资源对的指示信息。
- 根据权利要求1所述的方法,其特征在于,所述多个信道测量资源对应两组信道测量资源,所述第一资源对中的每个资源对的两个信道测量资源分别属于所述两组信道测量资源。
- 根据权利要求1或2所述的方法,其特征在于,所述第一资源对的指示信息为所述第一资源对的索引。
- 根据权利要求1-3任一项所述的方法,其特征在于,所述第一配置信息包括第二指示信息,所述第二指示信息用于指示第一资源,所述第一资源为所述多个信道测量资源中用于单信道测量的一个或多个信道测量资源。
- 根据权利要求1-4任一项所述的方法,其特征在于,所述第一配置信息还包括第三指示信息,所述第三指示信息用于指示第二资源对,所述第二资源对为所述多个信道测量资源中用于联合信道测量的一个或多个由两个信道测量资源组成的资源对,所述第二资源对包括所述第一资源对。
- 根据权利要求5所述的方法,其特征在于,当所述无线接入网设备使用的频段处于频率范围FR2内时,所述第二资源对中不同资源对的信道测量资源不同。
- 根据权利要求5或6所述的方法,其特征在于,所述信道测量占用的信道状态信息处理单元CPU数量为2*P、Q+2*P或者Q+k*P,其中,Q为所述第一资源包括的信道测量资源的数量,P为所述第二资源对包括的资源对的数量,k为终端设备上报或所述无线接入网设备配置的数值,Q、P和k为正整数。
- 根据权利要求4-7任一项所述的方法,其特征在于,所述第一测量结果还包括第二资源的信息,所述第二资源为所述第一资源中要上报的信道测量资源,所述多个信道测量资源对应两组信道测量资源,所述两个信道测量资源分别属于所述两组信道测量资源;所述第二资源的信息为以下任一种:所述第二资源在所述第二资源对应的一组信道测量资源中的局部索引;所述第二资源在所述第二资源对应的一组信道测量资源中属于所述第一资源的信道测量资源中的局部索引;所述第一比特位图中所述第二资源对应的比特的索引。
- 根据权利要求7或8所述的方法,其特征在于,所述第一配置信息还包括第五指示信息,所述第五指示信息指示至少一个干扰测量资源;所述至少一个干扰测量资源的干扰测量资源的数量等于所述Q与所述P的和;所述干扰测量资源的类型为非零功率信道状态信息-参考信号NZP CSI-RS资源或信道状态信息-干扰测量CSI-IM资源。
- 根据权利要求9所述的方法,其特征在于,所述至少一个干扰测量资源中的前Q个干扰测量资源与所述第一资源包括的Q个信道测量资源一一对应,所述至少一个干扰测量资源中的剩余P个干扰测量资源与所述第二资源对包括的P个资源对一一对应。
- 根据权利要求1-10任一项所述的方法,其特征在于,所述第一测量结果还包括至少一组单信道测量结果,所述联合信道测量结果和所述至少一组单信道测量结果之间存在第一上报优先级,所述联合信道测量结果与所述第一资源对包括的资源对一一对应,所述至少一组单信道测量结果中每组单信道测量结果对应所述两组信道测量资源中的一组信道测量资源。
- 根据权利要求11所述的方法,其特征在于,所述第一上报优先级包括:所述联合信道测量结果的上报优先级低于所述至少一组单信道测量结果的上报优先级。
- 根据权利要求11所述的方法,其特征在于,所述第一上报优先级包括:所述联合信道测量结果和所述至少一组单信道测量结果的上报优先级按照每组测量结果对应的信道质量标识CQI确定。
- 根据权利要求11-13任一项所述的方法,其特征在于,所述方法还包括:接收来自所述无线接入网设备的第二配置信息,所述第一配置信息与所述第二配置信息不同;根据所述第二配置信息进行信道测量,得到第二测量结果;所述第一测量结果与所述第二测量结果之间存在第二上报优先级;终端设备先按照所述第二上报优先级确定所述第一测量结果与所述第二测量结果之间的上报优先级,再按照所述第一上报优先级分别确定所述第一测量结果和所述第二测量结果包括的至少两组测量结果之间的上报优先级。
- 根据权利要求11-14任一项所述的方法,其特征在于,当信道测量的频域粒度为子带时,所述第一测量结果中同一组测量结果中偶数子带对应测量结果和奇数子带对应测量结果之间存在第三上报优先级;终端设备先按照所述第一上报优先级确定所述第一测量结果包括的至少一组测量结果之间的上报优先级,再按照所述第三上报优先级确定所述至少一组测量结果中每组测量结果包括的偶数子带对应测量结果和奇数子带对应测量结果之间的上报优先级。
- 一种通信装置,其特征在于,包括:接收单元,用于接收来自无线接入网设备的第一配置信息,所述第一配置信息用于配置多个信道测量资源;测量单元,用于根据所述第一配置信息对所述多个信道测量资源进行信道测量,得到第一测量结果;发送单元,用于向所述无线接入网设备发送所述第一测量结果;所述第一测量结果包括联合信道测量结果,所述联合信道测量结果为第一资源对的信道测量结果,所述第一资源对包括一个或多个由两个信道测量资源组成的资源对,所述两个信道测量资源属于所述多个信道测量资源,所述联合信道测量结果包括所述第一资源对的指示信息。
- 根据权利要求16所述的装置,其特征在于,所述多个信道测量资源对应两组信道测量资源,所述第一资源对中的每个资源对的两个信道测量资源分别属于所述两组信道测量资源。
- 根据权利要求16或17所述的装置,其特征在于,所述第一资源对的指示信息为所述第一资源对的索引。
- 根据权利要求16-18任一项所述的装置,其特征在于,所述第一配置信息包括第二指示信息,所述第二指示信息用于指示第一资源,所述第一资源为所述多个信道测量资源中用于单信道测量的一个或多个信道测量资源。
- 根据权利要求16-19任一项所述的装置,其特征在于,所述第一配置信息还包括第三指示信息,所述第三指示信息用于指示第二资源对,所述第二资源对为所述多个信道测量资源中用于联合信道测量的一个或多个由两个信道测量资源组成的资源对,所述第二资源对包括所述第一资源对。
- 根据权利要求20所述的装置,其特征在于,当所述无线接入网设备使用的频段处于频率范围FR2内时,所述第二资源对中不同资源对的信道测量资源不同。
- 根据权利要求20或21所述的装置,其特征在于,所述信道测量占用的信道状态信息处理单元CPU数量为2*P、Q+2*P或者Q+k*P,其中,Q为所述第一资源包括的信道测量资源的数量,P为所述第二资源对包括的资源对的数量,k为终端设备上报或所述无线接入网设备配置的数值,Q、P和k为正整数。
- 根据权利要求19-22任一项所述的装置,其特征在于,所述第一测量结果还包括第二资源的信息,所述第二资源为所述第一资源中要上报的信道测量资源,所述多个信道测量资源对应两组信道测量资源;所述第二资源的信息为以下任一种:所述第二资源在所述第二资源对应的一组信道测量资源中的局部索引;所述第二资源在所述第二资源对应的一组信道测量资源中属于所述第一资源的信道测量资源中的局部索引;所述第一比特位图中所述第二资源对应的比特的索引。
- 根据权利要求22或23所述的装置,其特征在于,所述第一配置信息还包括第五指示信息,所述第五指示信息指示至少一个干扰测量资源;所述至少一个干扰测量资源的干扰测量资源的数量等于所述Q与所述P的和;所述干扰测量资源的类型为非零功率信道状态信息-参考信号NZP CSI-RS资源或信道状态信息-干扰测量CSI-IM资源。
- 根据权利要求24所述的装置,其特征在于,所述至少一个干扰测量资源中的前Q个干扰测量资源与所述第一资源包括的Q个信道测量资源一一对应,所述至少一个干扰测量资源中的剩余P个干扰测量资源与所述第二资源对包括的P个资源对一一对应。
- 根据权利要求16-25任一项所述的装置,其特征在于,所述第一测量结果还包括至少一组单信道测量结果,所述联合信道测量结果和所述至少一组单信道测量结果之间存在第一上报优先级,所述联合信道测量结果与所述第一资源对包括的资源对一一对应,所述至少一组单信道测量结果中每组单信道测量结果对应所述两组信道测量资源中的一组信道测量资源。
- 根据权利要求26所述的装置,其特征在于,所述第一上报优先级包括:所述联合信道测量结果的上报优先级低于所述至少一组单信道测量结果的上报优先级。
- 根据权利要求26所述的装置,其特征在于,所述第一上报优先级包括:所述联合信道测量结果和所述至少一组单信道测量结果的上报优先级按照每组测量结果对应的信道质量标识CQI确定。
- 根据权利要求26-28任一项所述的装置,其特征在于,所述接收单元,还用于接收来自所述无线接入网设备的第二配置信息,所述第一配置信息与所述第二配置信息不同;所述测量单元,还用于根据所述第二配置信息进行信道测量,得到第二测量结果;所述第一测量结果与所述第二测量结果之间存在第二上报优先级;终端设备先按照所述第二上报优先级确定所述第一测量结果与所述第二测量结果之间的上报优先级,再按照所述第一上报优先级分别确定所述第一测量结果和所述第二测量结果包括的至少两组测量结果之间的上报优先级。
- 根据权利要求26-29任一项所述的装置,其特征在于,当信道测量的频域粒度为子带时,所述第一测量结果中同一组测量结果中偶数子带对应测量结果和奇数子带对应测量结果之间存在第三上报优先级;终端设备先按照所述第一上报优先级确定所述第一测量结果包括的至少一组测量结果之间的上报优先级,再按照所述第三上报优先级确定所述至少一组测量结果中每组测量结果包括的偶数子带对应测量结果和奇数子带对应测量结果之间的上报优先级。
- 一种通信装置,其特征在于,包括处理器,所述处理器用于实现如权利要求1-15任一项所述的方法。
- 一种通信装置,其特征在于,包括处理器和存储器,所述处理器调用所述存储器中存储的计算机程序实现如权利要求1-15任一项所述的方法。
- 一种通信装置,其特征在于,包括处理器、存储器和收发器,所述收发器用于接收来自所述通信装置之外的其它通信装置的信息,以及向所述通信装置之外的其它通信装置输出信息,所述处理器调用所述存储器中存储的计算机程序实现如权利要求1-15任一项所述的方法。
- 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质中存储有计算机程序或计算机指令,当所述计算机程序或计算机指令被运行时,实现如权利要求1-15任一项所述的方法。
- 一种芯片,其特征在于,包括处理器,用于执行存储器中存储的程序,当程序被执行时,使得所述芯片执行如权利要求1-15任一项所述的方法。
- 一种计算机程序产品,其特征在于,所述计算机程序产品包括计算机程序代码,当所述计算机程序代码被运行时,实现如权利要求1-15任一项所述的方法。
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