WO2019071573A1 - 干扰处理方法、终端设备、网络设备及计算机存储介质 - Google Patents
干扰处理方法、终端设备、网络设备及计算机存储介质 Download PDFInfo
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- WO2019071573A1 WO2019071573A1 PCT/CN2017/106063 CN2017106063W WO2019071573A1 WO 2019071573 A1 WO2019071573 A1 WO 2019071573A1 CN 2017106063 W CN2017106063 W CN 2017106063W WO 2019071573 A1 WO2019071573 A1 WO 2019071573A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
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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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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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
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/535—Allocation or scheduling criteria for wireless resources based on resource usage policies
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
- H04J11/0056—Inter-base station aspects
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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
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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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
- H04L5/0058—Allocation criteria
- H04L5/0073—Allocation arrangements that take into account other cell interferences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
- H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Definitions
- the present invention relates to the field of information processing technologies, and in particular, to an interference processing method, a terminal device, a network device, and a computer storage medium.
- the interference processing method provided by the embodiment of the present invention is applied to a terminal device, and includes:
- the internal interference level comprises at least one of: whether there is an internal interference indication, an internal interference level.
- the embodiment of the invention further provides a terminal device, including:
- a first processing unit when the terminal device is in the dual connectivity mode, detecting an internal interference level when at least one subband on a carrier of the first cell simultaneously transmits and receives data with the second cell; according to the subband and the second cell The internal interference level of the data is transmitted and received at the same time, and the use priority of the sub-band is determined; wherein, in the dual connectivity mode, the terminal device can establish a connection with the first cell and the second cell;
- the embodiment of the invention further provides a first network device, including:
- a second communication unit when the terminal device is in the dual connectivity mode, acquiring, by the terminal device, at least one sub-band corresponding to the first cell and the internal interference level information when the second cell receives data at the same time, and the sub-band corresponding to the sub-band Use priority; wherein, in the dual connectivity mode
- the terminal device can establish a connection with the first cell and the second cell;
- the embodiment of the invention further provides a terminal device, comprising: a processor and a memory for storing a computer program capable of running on the processor,
- processor is configured to perform the steps of the above method when the computer program is run.
- the embodiment of the invention further provides a first network device, comprising: a processor and a memory for storing a computer program capable of running on the processor,
- Embodiments of the present invention also provide a computer storage medium storing computer executable instructions that are implemented when the computer executable instructions are executed.
- the terminal device reports the internal interference level corresponding to the data received and received by the first cell and the second cell simultaneously, and the terminal device uses the priority information of the frequency segment to the network side in the dual connectivity mode;
- the network side selects an appropriate sub-band to the terminal device by referring to the information reported by the terminal device.
- FIG. 1 is a schematic flowchart 1 of an interference processing method according to an embodiment of the present invention.
- FIG. 2 is a schematic flowchart 2 of an interference processing method according to an embodiment of the present invention.
- FIG. 3 is a schematic structural diagram of a terminal device according to an embodiment of the present invention.
- FIG. 4 is a schematic structural diagram of a first network device according to an embodiment of the present invention.
- FIG. 5 is a schematic diagram of a hardware architecture according to an embodiment of the present invention.
- An embodiment of the present invention provides an interference processing method, which is applied to a terminal device, as shown in FIG. 1 , and includes:
- Step 101 When the terminal device is in the dual connectivity mode, detecting an internal interference level when at least one subband on the carrier of the first cell and the second cell simultaneously send and receive data; wherein the terminal in the dual connectivity mode The device can establish a connection with the first cell and the second cell;
- Step 102 Determine a usage priority of the sub-band according to an internal interference level when the sub-band and the second cell simultaneously send and receive data;
- Step 103 Report the sub-band and the corresponding internal interference level and the usage priority to the network side, where the internal interference level includes at least one of: whether there is an internal interference indication, an internal interference level.
- the terminal device in the embodiment of the present invention may be a mobile terminal capable of dual connectivity.
- it may be a smart phone, a user device, a tablet computer, etc., and is not exhaustive.
- the foregoing dual connectivity mode may be a terminal device, such as a UE, entering the EN-DC mode in the network side configuration.
- the EN-DC mode may perform LTE cell and NR cell dual connectivity for the terminal device.
- the first cell may be an NR cell
- the second cell may be an LTE cell.
- first cell and the second cell simultaneously send and receive data, and may send data for the first cell (NR cell), and the second cell (LTE cell) performs processing of receiving data.
- the internal interference level when the second cell simultaneously transmits and receives data may detect the interference of the terminal device to the frequency band corresponding to the second cell when the first cell performs data transmission.
- the internal interference level includes at least one of: whether there is an internal interference indication, an internal interference level; that is, an internal interference indication indicating whether there is interference in each sub-band on at least one sub-band in the first cell.
- the weak interference refers to the case where the interference value is lower than the preset interference threshold, and the preset interference threshold can be set according to the actual situation.
- weaker interference can also refer to the case where the signal-to-noise ratio is lower than the preset threshold, or the case where the signal strength is higher than the preset threshold, and is not exhaustive here.
- the internal interference level can also be expressed as an internal interference level.
- the internal interference level of the sub-band without interference can be 0, and the sub-band with interference (that is, the signal-to-noise ratio is lower than the minimum SNR threshold, Alternatively, the sub-band with the interference value higher than the highest interference threshold may be set to 5; then the internal interference level corresponding to other interference values may also be set according to other level thresholds.
- the usage priority of the sub-band may be determined according to the internal interference level when the sub-band and the second cell simultaneously transmit and receive data, as shown in the foregoing step 102. It can be set for the terminal device according to actual needs. For example, the setting of the sub-band with lower interference value (that is, the lower internal interference level) can be used with higher priority, and the longer used sub-band can be set higher. Use priority.
- the terminal device also transmits to the network side whether or not the indication information of at least a part of the sub-bands in which interference exists is used.
- the terminal device such as the UE, according to the carrier and bandwidth of the NR cell and the carrier and bandwidth of the LTE cell working together with the NR, and then analyzing whether there is internal interference on different subbands on the NR carrier, and then the terminal device reports the entire NR bandwidth. Which parts of the sub-band do not exist Partial interference and the priority that the terminal device wishes to use, which part of the subband must have internal interference and the priority that the terminal device wishes to use, which part of the subband has weak internal interference and the priority that the terminal device wishes to use, and whether it is recommended If it interferes with the indication of part of the subband.
- the representation of the sub-band information in which the terminal device reports the internal interference of the NR sub-band may be:
- each sub-band is represented in terms of a central frequency point and a bandwidth form. That is, within the NR carrier spectrum, each subband information is represented in terms of frequency band and bandwidth.
- each subband is represented by a subband index.
- the method for setting the index identifier may be: dividing the spectrum of the carrier of the first cell to obtain at least one spectrum; and setting an index identifier for each spectrum based on a frequency corresponding to at least one spectrum.
- the terminal device divides the spectrum of the entire NR cell carrier according to a certain bandwidth and the like, and then labels the spectrum according to the frequency from low to high, for example, 1, 2, 3, and the like.
- the terminal device reports the internal interference condition of the NR carrier spectrum according to the spectral index of the block, and identifies the priority information of the spectrum for the terminal device for each block.
- each sub-band is represented in terms of a frequency start position and a bandwidth length. That is to say, within the NR carrier spectrum, each subband information is represented in the form of a frequency point start position and a bandwidth length.
- base station LTE base station or NR base station
- receives the internal interference assistance information reported by the terminal device it is forwarded to another base station.
- the NB base station When the NR base station commands the terminal device to use the BWP (that is, the sub-band), the NB base station preferentially assigns the BWP to the terminal device on the sub-band with the higher priority.
- the foregoing scheme gives the processing of the terminal device in the scenario where the NR and the LTE cell are dual-connected. the way.
- the processing method of the terminal device is as follows:
- the method for detecting an internal interference level when at least one sub-band on a carrier of the first cell and the second cell simultaneously send and receive data further includes:
- the method further includes: determining, according to an internal interference level when the at least one sub-band on the carrier of the first cell and the second cell simultaneously send and receive data, determining a corresponding use priority; further, the first At least one sub-band on the carrier of the cell and the internal interference level when the second cell simultaneously transmits and receives data, and the corresponding use priority are reported to the network side.
- the terminal device reports the interference level distribution between the spectrum of the cell in the NR carrier cell for the serving cell terminal device in each LTE CA according to the foregoing solution.
- the base station After receiving the internal interference assistance information reported by the terminal device, the base station (the LTE base station or the NR base station) forwards the information to the other base station.
- LTE sets a pattern of each LTE cell scheduling and then sends it to the NR; the NR is based on the pattern of the LTE cell scheduling, and the LTE CA cell list identified by the terminal device.
- an appropriate BWP is selected for the terminal device.
- the terminal device reports the internal interference level corresponding to the first cell and the second cell simultaneously transmitting and receiving data in the dual connectivity mode, and the terminal device uses the priority information of the frequency segment to the network side;
- the terminal device uses the priority information of the frequency segment to the network side;
- dynamically assigning a sub-band refer to the information reported by the terminal device, and select an appropriate sub-band for the terminal device.
- An embodiment of the present invention provides an interference processing method, which is applied to a first network device, as shown in FIG. 2, and includes:
- Step 201 When the terminal device is in the dual connectivity mode, acquire the internal interference level information when the at least one sub-band corresponding to the first cell and the second cell corresponding to the first cell, and the usage priority corresponding to the sub-band The terminal device is capable of establishing a connection with the first cell and the second cell in the dual connectivity mode;
- Step 202 Specify a used sub-band for the terminal device based on internal interference level information when the at least one sub-band and the second cell simultaneously receive data and a usage priority corresponding to the sub-band.
- the terminal device in the embodiment of the present invention may be a mobile terminal capable of dual connectivity.
- it may be a smart phone, a user device (terminal device), a tablet computer, etc., and is not exhaustive.
- the foregoing dual connectivity mode may be a terminal device, such as a UE, entering the EN-DC mode in the network side configuration.
- the EN-DC mode may perform LTE cell and NR cell dual connectivity for the terminal device.
- the first cell may be an NR cell
- the second cell may be an LTE cell.
- first cell and the second cell simultaneously send and receive data, and may send data for the first cell (NR cell), and the second cell (LTE cell) performs processing of receiving data.
- the internal interference level includes at least one of: whether there is an internal interference indication, an internal interference level; that is, an internal interference indication indicating whether there is interference in each sub-band on at least one sub-band in the first cell.
- the presence of weaker interference means that the interference value is lower than the preset interference threshold.
- the preset interference threshold can be set according to the actual situation.
- weaker interference can also refer to the case where the signal-to-noise ratio is lower than the preset threshold, or the case where the signal strength is higher than the preset threshold, and is not exhaustive here.
- the internal interference level can also be expressed as an internal interference level.
- the internal interference level of the sub-band without interference can be 0, and the sub-band with interference (that is, the signal-to-noise ratio is lower than the minimum SNR threshold, Alternatively, the sub-band with the interference value higher than the highest interference threshold may be set to 5; then the internal interference level corresponding to other interference values may also be set according to other level thresholds.
- the use priority of the sub-band may be determined according to an internal interference level when the sub-band and the second cell simultaneously transmit and receive data. It can be set for the terminal device according to actual needs. For example, the setting of the sub-band with lower interference value (that is, the lower internal interference level) can be used with higher priority, and the longer used sub-band can be set higher. Use priority.
- the terminal device also transmits to the network side whether or not the indication information of at least a part of the sub-bands in which interference exists is used.
- the terminal device such as the UE, according to the carrier and bandwidth of the NR cell and the carrier and bandwidth of the LTE cell working together with the NR, and then analyzing whether there is internal interference on different subbands on the NR carrier, and then the terminal device reports the entire NR bandwidth. Which part of the subband does not have internal interference and the priority that the terminal device wishes to use, which part of the subband must have internal interference and the priority that the terminal device wishes to use, which part of the subband has weak internal interference and the terminal device wishes to use Priority, and whether it is recommended to use an indication that interferes with partial subbands.
- the representation of the sub-band information in which the terminal device reports the internal interference of the NR sub-band may be:
- each sub-band is represented in terms of a central frequency point and a bandwidth form. That is, within the NR carrier spectrum, each block is represented in terms of frequency band and bandwidth. Subband information.
- each subband is represented by a subband index.
- the method for setting the index identifier may be: dividing the spectrum of the carrier of the first cell to obtain at least one spectrum; and setting an index identifier for each spectrum based on a frequency corresponding to at least one spectrum.
- the terminal device divides the spectrum of the entire NR cell carrier according to a certain bandwidth and the like, and then labels the spectrum according to the frequency from low to high, for example, 1, 2, 3, and the like.
- the terminal device reports the internal interference condition of the NR carrier spectrum according to the spectral index of the block, and identifies the priority information of the spectrum for the terminal device for each block.
- each sub-band is represented in terms of a frequency start position and a bandwidth length. That is to say, within the NR carrier spectrum, each subband information is represented in the form of a frequency point start position and a bandwidth length.
- base station LTE base station or NR base station
- receives the internal interference assistance information reported by the terminal device it is forwarded to another base station.
- base station LTE base station or NR base station
- it can include:
- the first type transmitting the received internal interference level information when the at least one sub-band corresponding to the first cell and the second cell simultaneously receive data, and the usage priority corresponding to the sub-band, to the management second The second network device of the cell.
- the first cell may be an NR cell
- the first network device may be a network device capable of processing the NR cell
- the second cell may be an LTE cell
- the second network device is a network for managing a cell in the LTE network. device.
- the first network device and the second network device may be base stations, and the first network device and the second network device are different entities, that is, the LTE cell and the NR cell may be separately managed by two different base stations.
- the NR cell receives the internal interference level information reported by the terminal device and the usage priority corresponding to the sub-band, and then sends the information to the second network device of the second cell;
- the other is the second cell (such as an LTE cell), first receiving the internal interference level information reported by the terminal device and the usage priority corresponding to the sub-band, and then transmitting the information to the first network device, so that the first network device is Used when dealing with the interference coordination situation of the first cell.
- Determining a bandwidth portion for the terminal device based on an internal interference situation of the at least one sub-band including:
- the target sub-band is assigned to the terminal device.
- the base station of the NR cell (that is, the first network device of the first cell) preferentially assigns the BWP to the terminal device on the sub-band with the higher priority when the terminal device is commanded to use the BWP (that is, the sub-band).
- the foregoing scheme provides a processing manner of the terminal device in a scenario where the NR and the LTE cell are dual-connected.
- the processing method of the terminal device is as follows:
- the method further includes: acquiring, by the second network device, style information for scheduling at least one second cell in the carrier aggregation mode.
- style information for scheduling at least one second cell in the carrier aggregation mode.
- an internal interference level between each second cell and the first cell in the at least one second cell identified by the terminal device, and corresponding use Priority selecting a target sub-band for the terminal device.
- the terminal device reports the interference level distribution between the spectrum of the cell in the NR carrier cell for the serving cell terminal device in each LTE CA according to the foregoing solution.
- the base station After receiving the internal interference assistance information reported by the terminal device, the base station (the LTE base station or the NR base station) forwards the information to the other base station.
- LTE sets a pattern of each LTE cell scheduling and then sends it to the NR; the NR is based on the pattern of the LTE cell scheduling, and the LTE CA cell list identified by the terminal device.
- an appropriate BWP is selected for the terminal device.
- the pattern of the LTE per serving cell scheduling is configured by one for each LTE serving cell, and the style information for the at least one second cell scheduling in the carrier aggregation mode includes:
- a bitmap corresponding to the period information, the timing offset, and the scheduled style information is provided.
- the pattern contains a period information, a timing offset, and a bitmap of the dispatched pattern.
- the bitmap corresponding to the scheduled style information is used to indicate whether the second cell is scheduled in a time unit corresponding to the bitmap;
- the time unit is one of the following: a subframe, a time slot, and a symbol.
- each bit represents a time unit, which may be a subframe or a time slot or symbol.
- a time unit which may be a subframe or a time slot or symbol.
- the terminal device reports the internal interference level corresponding to the first cell and the second cell simultaneously transmitting and receiving data in the dual connectivity mode, and the terminal device uses the priority information of the frequency segment to the network side;
- the terminal device uses the priority information of the frequency segment to the network side;
- dynamically assigning a sub-band refer to the information reported by the terminal device, and select an appropriate sub-band for the terminal device. So, you can reach two small In the scenario where the area simultaneously transmits and receives data, the effect of self-interference and data demodulation performance is improved, thereby improving the reliability and throughput of data transmission.
- An embodiment of the present invention provides a terminal device, as shown in FIG. 3, including:
- the first processing unit 31 when the terminal device is in the dual connectivity mode, detecting an internal interference level when at least one subband on the carrier of the first cell simultaneously transmits and receives data with the second cell; according to the subband and the second Determining a usage priority of the sub-band when the cell simultaneously transmits and receives data; wherein, in the dual connectivity mode, the terminal device can establish a connection with the first cell and the second cell;
- the first communication unit 32 reports the sub-band and the corresponding internal interference level and the usage priority to the network side; wherein the internal interference level includes at least one of: whether there is an internal interference indication, an internal interference level.
- the terminal device in the embodiment of the present invention may be a mobile terminal capable of dual connectivity.
- it may be a smart phone, a user device (terminal device), a tablet computer, etc., and is not exhaustive.
- the foregoing dual connectivity mode may be a terminal device, such as a UE, entering the EN-DC mode in the network side configuration.
- the EN-DC mode may perform LTE cell and NR cell dual connectivity for the terminal device.
- the first cell may be an NR cell
- the second cell may be an LTE cell.
- the first processing unit 31 is configured to detect an internal interference level when at least one sub-band on the carrier of the first cell and the second cell simultaneously send and receive data, and may detect, by the terminal device, that the second cell is used when the first cell performs data transmission.
- the internal interference level includes at least one of: whether there is an internal interference indication, an internal interference level; that is, An internal interference indication of interference may be indicated for each subband on at least one of the sub-bands in the first cell.
- the weak interference refers to the case where the interference value is lower than the preset interference threshold, and the preset interference threshold can be set according to the actual situation.
- weaker interference can also refer to the case where the signal-to-noise ratio is lower than the preset threshold, or the case where the signal strength is higher than the preset threshold, and is not exhaustive here.
- the internal interference level can also be expressed as an internal interference level.
- the internal interference level of the sub-band without interference can be 0, and the sub-band with interference (that is, the signal-to-noise ratio is lower than the minimum SNR threshold, Alternatively, the sub-band with the interference value higher than the highest interference threshold may be set to 5; then the internal interference level corresponding to other interference values may also be set according to other level thresholds.
- the first processing unit 31 determines the use priority of the sub-band based on the internal interference level when the sub-band and the second cell simultaneously transmit and receive data. It can be set for the terminal device according to actual needs. For example, the setting of the sub-band with lower interference value (that is, the lower internal interference level) can be used with higher priority, and the longer used sub-band can be set higher. Use priority.
- the terminal device also transmits to the network side whether or not the indication information of at least a part of the sub-bands in which interference exists is used.
- the first processing unit 31 analyzes whether there is internal interference on different subbands on the NR carrier according to the carrier and bandwidth of the NR cell and the carrier and bandwidth of the LTE cell working together with the NR, and then the terminal device reports the entire NR bandwidth. Which part of the subband does not have internal interference and the priority that the terminal device wishes to use, which part of the subband must have internal interference and the priority that the terminal device wishes to use, which part of the subband has weak internal interference and the terminal device wishes to use Priority, and whether it is recommended to use an indication that interferes with partial subbands.
- the first processing unit 31 the representation of the subband information reporting whether the NR subband has internal interference may be:
- each sub-band is represented in terms of a central frequency point and a bandwidth form. That is, within the NR carrier spectrum, each subband information is represented in terms of frequency band and bandwidth.
- each subband is represented by a subband index.
- the method for setting the index identifier may be: dividing the spectrum of the carrier of the first cell to obtain at least one spectrum; and setting an index identifier for each spectrum based on a frequency corresponding to at least one spectrum.
- the terminal device divides the spectrum of the entire NR cell carrier according to a certain bandwidth and the like, and then labels the spectrum according to the frequency from low to high, for example, 1, 2, 3, and the like.
- the terminal device reports the internal interference condition of the NR carrier spectrum according to the spectral index of the block, and identifies the priority information of the spectrum for the terminal device for each block.
- each sub-band is represented in terms of a frequency start position and a bandwidth length. That is to say, within the NR carrier spectrum, each subband information is represented in the form of a frequency point start position and a bandwidth length.
- base station LTE base station or NR base station
- receives the internal interference assistance information reported by the terminal device it is forwarded to another base station.
- the foregoing scheme provides a processing manner of the terminal device in a scenario where the NR and the LTE cell are dual-connected.
- the processing method of the terminal device is as follows:
- the first processing unit 31 is configured to: at least one second small that is configured by using a carrier aggregation Each of the second cells in the area detects an internal interference level when at least one sub-band on the carrier of the first cell and each second cell simultaneously transmit and receive data.
- the terminal device reports the interference level distribution between the spectrum of the cell in the NR carrier cell for the serving cell terminal device in each LTE CA according to the foregoing solution.
- the base station After receiving the internal interference assistance information reported by the terminal device, the base station (the LTE base station or the NR base station) forwards the information to the other base station.
- LTE sets a pattern of each LTE cell scheduling and then sends it to the NR; the NR is based on the pattern of the LTE cell scheduling, and the LTE CA cell list identified by the terminal device.
- an appropriate BWP is selected for the terminal device.
- the terminal device reports the internal interference level corresponding to the first cell and the second cell simultaneously transmitting and receiving data in the dual connectivity mode, and the terminal device uses the priority information of the frequency segment to the network side;
- the terminal device uses the priority information of the frequency segment to the network side;
- dynamically assigning a sub-band refer to the information reported by the terminal device, and select an appropriate sub-band for the terminal device.
- An embodiment of the present invention provides a first network device, as shown in FIG. 4, including:
- the second communication unit 41 acquires the terminal device when the terminal device is in the dual connectivity mode
- the second processing unit 42 specifies the used sub-band for the terminal device based on the internal interference level information when the at least one sub-band and the second cell simultaneously receive data and the usage priority corresponding to the sub-band.
- the first cell may be an NR cell
- the second cell may be an LTE cell.
- the weak interference refers to the case where the interference value is lower than the preset interference threshold, and the preset interference threshold can be set according to the actual situation.
- weaker interference can also refer to the case where the signal-to-noise ratio is lower than the preset threshold, or the case where the signal strength is higher than the preset threshold, and is not exhaustive here.
- the internal interference level can also be expressed as an internal interference level.
- the internal interference level of the sub-band without interference can be 0, and the sub-band with interference (that is, the signal-to-noise ratio is lower than The lowest signal-to-noise ratio threshold, or the sub-band with the interference value higher than the highest interference threshold, can be set to 5; then the internal interference level corresponding to other interference values can also be set according to other level thresholds.
- the use priority of the sub-band may be determined according to an internal interference level when the sub-band and the second cell simultaneously transmit and receive data. It can be set for the terminal device according to actual needs. For example, the setting of the sub-band with lower interference value (that is, the lower internal interference level) can be used with higher priority, and the longer used sub-band can be set higher. Use priority.
- the terminal device also transmits to the network side whether or not the indication information of at least a part of the sub-bands in which interference exists is used.
- each subband is represented by a subband index.
- the method for setting the index identifier may be: dividing the spectrum of the carrier of the first cell to obtain at least one spectrum; and based on the frequency corresponding to at least one spectrum, Each piece of spectrum sets an index identifier.
- the terminal device divides the spectrum of the entire NR cell carrier according to a certain bandwidth and the like, and then labels the spectrum according to the frequency from low to high, for example, 1, 2, 3, and the like.
- the terminal device reports the internal interference condition of the NR carrier spectrum according to the spectral index of the block, and identifies the priority information of the spectrum for the terminal device for each block.
- each sub-band is represented in terms of a frequency start position and a bandwidth length. That is to say, within the NR carrier spectrum, each subband information is represented in the form of a frequency point start position and a bandwidth length.
- the first type the second communication unit 41 sends the received internal interference level information when the at least one sub-band corresponding to the first cell and the second cell receive data simultaneously, and the usage priority corresponding to the sub-band.
- a second network device that manages the second cell.
- the second processing unit selects a target sub-band for the terminal device based on a usage priority corresponding to the sub-band;
- the target sub-band is assigned to the terminal device.
- the foregoing scheme provides a processing manner of the terminal device in a scenario where the NR and the LTE cell are dual-connected.
- the processing method of the terminal device is as follows:
- the second communication unit receives an internal interference level corresponding to each second cell in the carrier aggregation mode and a corresponding use priority sent by the terminal device.
- the second communications unit acquires style information sent by the second network device for at least one second cell scheduled in the carrier aggregation mode.
- the second processing unit is configured to: based on the style information of the at least one second cell scheduling, and an internal interference level between each of the at least one second cell and the first cell identified by the terminal device And a corresponding use priority, selecting a target sub-band for the terminal device.
- the terminal device reports the interference level distribution between the spectrum of the cell in the NR carrier cell for the serving cell terminal device in each LTE CA according to the foregoing solution.
- the base station After receiving the internal interference assistance information reported by the terminal device, the base station (the LTE base station or the NR base station) forwards the information to the other base station.
- LTE sets a pattern of each LTE cell scheduling and then sends it to the NR; the NR is based on the pattern of the LTE cell scheduling, and the LTE CA cell list identified by the terminal device.
- Each cell with NR For the internal interference of the BWP in the cell, select the appropriate BWP for the terminal device.
- the pattern of the LTE per serving cell scheduling is configured by one for each LTE serving cell, and the style information for the at least one second cell scheduling in the carrier aggregation mode includes:
- a bitmap corresponding to the period information, the timing offset, and the scheduled style information is provided.
- the pattern contains a period information, a timing offset, and a bitmap of the dispatched pattern.
- the bitmap corresponding to the scheduled style information is used to indicate whether the second cell is scheduled in a time unit corresponding to the bitmap;
- the processor 501 is configured to be able to perform all the method steps described in the first embodiment or the second embodiment, and details are not described herein.
- an embodiment of the present invention further provides a computer storage medium, wherein a computer program is configured, and the computer program is configured to execute a data scheduling method according to an embodiment of the present invention.
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Abstract
Description
Claims (33)
- 一种干扰处理方法,应用于终端设备,包括:当所述终端设备处于双连接模式时,检测第一小区的载波上的至少一个子频带与第二小区同时收发数据时的内部干扰水平;其中,所述双连接模式下所述终端设备能够与第一小区以及第二小区建立连接;根据所述子频带与第二小区同时收发数据时的内部干扰水平,确定所述子频带的使用优先级;将所述子频带以及对应的内部干扰水平以及使用优先级,上报至网络侧;其中,所述内部干扰水平包括以下至少之一:是否存在内部干扰指示、内部干扰等级。
- 根据权利要求1所述的方法,其中,所述方法还包括:在第一小区的载波频谱内,按照中心频点以及带宽形式表示每一个子频带。
- 根据权利要求1所述的方法,其中,所述方法还包括:在第一小区的载波频谱内,按照子频带索引标识表示每一个子频带。
- 根据权利要求3所述的方法,其中,所述方法还包括:将所述第一小区的载波的频谱进行划分得到至少一块频谱;基于至少一块频谱所对应的频率,针对每一块频谱设置索引标识。
- 根据权利要求1所述的方法,其中,所述方法还包括:在第一小区的载波频谱的内,按照频点起始位置和带宽长度形式表示表示每一个子频带。
- 根据权利要求1所述的方法,其中,所述检测第一小区的载波上的至少一个子频带与第二小区同时收发数据时的内部干扰水平,所述方法还包括:针对所述采用载波聚合配置的至少一个第二小区中的每一个第二小 区,均检测所述第一小区的载波上的至少一个子频带与每一个第二小区同时收发数据时的内部干扰水平。
- 根据权利要求6所述的方法,其中,所述方法还包括:将所述子频带与每一个第二小区同时收发数据时对应的内部干扰水平、以及对应的使用优先级,上报至网络侧。
- 一种干扰处理方法,应用于第一网络设备,包括:当终端设备处于双连接模式时,获取所述终端设备上报的第一小区对应的至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级;其中,所述双连接模式下所述终端设备能够与第一小区以及第二小区建立连接;基于所述至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级,为所述终端设备指定使用的子频带。
- 根据权利要求8所述的方法,其中,所述方法还包括:将接收到的所述第一小区对应的至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级,发送至管理所述第二小区的第二网络设备;或者,从所述第二网络设备获取到所述终端设备上报的第一小区对应的至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级。
- 根据权利要求8所述的方法,其中,所述基于所述至少一个子频带的内部干扰情况,为所述终端设备指定带宽部分,包括:基于所述子频带对应的使用优先级,为所述终端设备选取目标子频带;在所述目标子频带指定给所述终端设备。
- 根据权利要求8所述的方法,其中,所述方法还包括:接收所述终端设备发来的针对处于载波聚合模式下的每一个第二小区对应的内部干扰水平、以及对应的使用优先级。
- 根据权利要求11所述的方法,其中,所述方法还包括:获取第二网络设备发来的针对处于载波聚合模式下的至少一个第二小区调度的样式信息。
- 根据权利要求12所述的方法,其中,所述方法还包括:基于所述至少一个第二小区调度的样式信息,以及终端设备识别到的至少一个第二小区中每一个第二小区与所述第一小区之间的内部干扰水平、以及对应的使用优先级,为所述终端设备选取目标子频带。
- 根据权利要求12所述的方法,其中,所述针对处于载波聚合模式下的至少一个第二小区调度的样式信息中包括:周期信息、定时偏置、调度的样式信息对应的位图。
- 根据权利要求14所述的方法,其中,所述调度的样式信息对应的位图用于指示所述第二小区在位图对应的时间单元内是否被调度;其中,所述时间单位为以下之一:子帧、时隙、符号。
- 一种终端设备,包括:第一处理单元,当所述终端设备处于双连接模式时,检测第一小区的载波上的至少一个子频带与第二小区同时收发数据时的内部干扰水平;根据所述子频带与第二小区同时收发数据时的内部干扰水平,确定所述子频带的使用优先级;其中,所述双连接模式下所述终端设备能够与第一小区以及第二小区建立连接;第一通信单元,将所述子频带以及对应的内部干扰水平以及使用优先级,上报至网络侧;其中,所述内部干扰水平包括以下至少之一:是否存在内部干扰指示、内部干扰等级。
- 根据权利要求16所述的终端设备,其中,所述第一处理单元,在 第一小区的载波频谱内,按照中心频点以及带宽形式表示每一个子频带。
- 根据权利要求16所述的终端设备,其中,所述第一处理单元,在第一小区的载波频谱内,按照子频带索引标识表示每一个子频带。
- 根据权利要求18所述的终端设备,其中,所述第一处理单元,将所述第一小区的载波的频谱进行划分得到至少一块频谱;基于至少一块频谱所对应的频率,针对每一块频谱设置索引标识。
- 根据权利要求16所述的终端设备,其中,所述第一处理单元,在第一小区的载波频谱的内,按照频点起始位置和带宽长度形式表示表示每一个子频带。
- 根据权利要求16所述的终端设备,其中,所述第一处理单元,针对所述采用载波聚合配置的至少一个第二小区中的每一个第二小区,均检测所述第一小区的载波上的至少一个子频带与每一个第二小区同时收发数据时的内部干扰水平。
- 根据权利要求21所述的终端设备,其中,所述第一处理单元,将所述子频带与每一个第二小区同时收发数据时对应的内部干扰水平、以及对应的使用优先级,上报至网络侧。
- 一种第一网络设备,包括:第二通信单元,当终端设备处于双连接模式时,获取所述终端设备上报的第一小区对应的至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级;其中,所述双连接模式下所述终端设备能够与第一小区以及第二小区建立连接;第二处理单元,基于所述至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级,为所述终端设备指定使用的子频带。
- 根据权利要求23所述的第一网络设备,其中,所述第二通信单元, 将接收到的所述第一小区对应的至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级,发送至管理所述第二小区的第二网络设备;或者,从所述第二网络设备获取到所述终端设备上报的第一小区对应的至少一个子频带与第二小区同时接收数据时的内部干扰水平信息和所述子频带对应的使用优先级。
- 根据权利要求23所述的第一网络设备,其中,所述第二处理单元,基于所述子频带对应的使用优先级,为所述终端设备选取目标子频带;在所述目标子频带指定给所述终端设备。
- 根据权利要求23所述的第一网络设备,其中,所述第二通信单元,接收所述终端设备发来的针对处于载波聚合模式下的每一个第二小区对应的内部干扰水平、以及对应的使用优先级。
- 根据权利要求26所述的第一网络设备,其中,所述第二通信单元,获取第二网络设备发来的针对处于载波聚合模式下的至少一个第二小区调度的样式信息。
- 根据权利要求23所述的第一网络设备,其中,所述第二处理单元,基于所述至少一个第二小区调度的样式信息,以及终端设备识别到的至少一个第二小区中每一个第二小区与所述第一小区之间的内部干扰水平、以及对应的使用优先级,为所述终端设备选取目标子频带。
- 根据权利要求23所述的第一网络设备,其中,所述针对处于载波聚合模式下的至少一个第二小区调度的样式信息中包括:周期信息、定时偏置、调度的样式信息对应的位图。
- 根据权利要求29所述的第一网络设备,其中,所述调度的样式信息对应的位图用于指示所述第二小区在位图对应的时间单元内是否被调 度;其中,所述时间单位为以下之一:子帧、时隙、符号。
- 一种终端设备,包括:处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行权利要求1-7任一项所述方法的步骤。
- 一种第一网络设备,包括:处理器和用于存储能够在处理器上运行的计算机程序的存储器,其中,所述处理器用于运行所述计算机程序时,执行权利要求8-15任一项所述方法的步骤。
- 一种计算机存储介质,所述计算机存储介质存储有计算机可执行指令,所述计算机可执行指令被执行时实现权利要求1-15任一项所述的方法步骤。
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CN103155448A (zh) * | 2010-10-11 | 2013-06-12 | 三星电子株式会社 | 用于配备有多通信的终端的设备内干扰避免方法以及装置 |
CN105430748A (zh) * | 2010-10-19 | 2016-03-23 | 索尼爱立信移动通讯有限公司 | 无线通信设备和操作无线通信设备的方法 |
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CN105307178A (zh) * | 2014-07-31 | 2016-02-03 | 展讯通信(上海)有限公司 | 双模双连接终端及其通信方法 |
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WO2022205392A1 (zh) * | 2021-04-01 | 2022-10-06 | Oppo广东移动通信有限公司 | 频段配置方法、终端设备、网络设备、芯片和存储介质 |
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CN111642020B (zh) | 2022-01-25 |
EP3648524B1 (en) | 2021-12-15 |
US11304250B2 (en) | 2022-04-12 |
CN110832924A (zh) | 2020-02-21 |
US20200275503A1 (en) | 2020-08-27 |
JP2021502721A (ja) | 2021-01-28 |
KR20200066327A (ko) | 2020-06-09 |
EP3648524A4 (en) | 2020-07-22 |
CN111642020A (zh) | 2020-09-08 |
EP3648524A1 (en) | 2020-05-06 |
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