WO2018059508A1 - 一种上报信道质量信息的方法、装置及系统 - Google Patents
一种上报信道质量信息的方法、装置及系统 Download PDFInfo
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- WO2018059508A1 WO2018059508A1 PCT/CN2017/104068 CN2017104068W WO2018059508A1 WO 2018059508 A1 WO2018059508 A1 WO 2018059508A1 CN 2017104068 W CN2017104068 W CN 2017104068W WO 2018059508 A1 WO2018059508 A1 WO 2018059508A1
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- quality information
- channel quality
- base station
- granularity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
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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
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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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
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0636—Feedback format
- H04B7/0641—Differential feedback
Definitions
- the present invention relates to the field of communications technologies, and in particular, to a method, device, and system for reporting channel quality information.
- the beamforming technology is that the base station generates a directional beam by adjusting the weighting coefficient of each antenna in the antenna array of the base station, thereby obtaining a larger antenna gain to compensate the base station in transmitting the downlink signal to the user equipment (UE). Loss of the downlink signal.
- the base station uses the beamforming technology to transmit the downlink signal to the UE, in order to avoid the movement of the UE, the downlink signal sent by the base station may not reach the UE in the direction of the current shaped beam, and the UE frequently receives the downlink signal.
- the UE needs to dynamically report the channel quality information that can reflect the channel state between the base station and the UE to the base station. Specifically, after the UE obtains the channel quality information, the UE needs to report the channel quality information to the base station, so that the base station can reselect the new shaped beam according to the channel quality information reported by the UE, so as to ensure that the base station sends the downlink to the UE.
- the signal can successfully reach the UE in the direction of the new shaped beam.
- the channel quality information needs to be reported to the base station after the UE obtains the channel quality information, so that the channel quality information that the UE needs to report is more, which may cause the UE to report the channel quality information.
- the overhead is relatively large.
- the present application provides a method, an apparatus, and a system for reporting channel quality information, which can reduce the overhead when a UE reports channel quality information.
- the first aspect provides a method for reporting channel quality information, where the method includes: the base station acquires a reporting manner of the channel quality information reported by the UE, and receives the channel quality information reported by the UE in the reporting manner; and according to the reporting manner, Adjust the channel quality information.
- the agreed reporting manner can better adapt to the requirement of the UE to report the channel quality information, so that the UE uses the agreed reporting.
- the method of reporting channel quality information can reduce the overhead when the UE reports channel quality information.
- the receiving, by the base station, the channel quality information that is reported by the UE may include: receiving, by the base station, channel quality information reported by the UE, where the physical channel includes a physical uplink control channel, and At least one of the physical uplink shared channels.
- the base station when the UE reports the channel quality information to the base station on the physical uplink control channel, the base station receives the channel quality information reported by the UE from the physical uplink control channel; when the UE reports the channel quality information to the base station on the physical uplink control channel, The base station receives the channel quality information reported by the UE from the physical uplink shared channel.
- the method further includes: the base station configuring the UE to report the channel quality for the UE The way information is reported.
- the base station configures the UE to report the channel quality information reported by the base station, and the UE can report the channel quality information to the base station by using the reporting manner after receiving the reporting mode configured by the base station.
- configuring the reporting manner for the UE may include: the foregoing base station sending the high layer signaling and/or the physical layer control signaling that includes the indication information of the reporting manner to the UE .
- the base station sends the high layer signaling and/or the physical layer control signaling including the indication information of the reporting mode to the UE, so that the UE can receive the high layer signaling and/or the physical layer control signaling after the UE receives the high layer signaling and/or the physical layer control signaling.
- the indication information in the high layer signaling and/or the physical layer control signaling determines the reporting manner, and then the UE can report the channel quality information to the base station by using the reporting manner.
- a method for reporting channel quality information may include: the UE acquiring a reporting manner of reporting channel quality information by the UE; and reporting the channel quality information to the base station by using the reporting manner.
- the agreed reporting manner can better adapt to the requirement of the UE to report the channel quality information, so that the UE uses the agreed reporting.
- the method of reporting channel quality information can reduce the overhead when the UE reports channel quality information.
- the reporting by the UE, the channel quality information to the base station, by using the reporting manner, the UE reporting the channel quality information to the base station on the physical channel, where the physical channel is used.
- the physical channel is used.
- At least one of a physical uplink control channel and a physical uplink shared channel is included.
- the UE may report the channel quality information to the base station on the physical uplink control channel and/or the physical uplink shared channel by using the foregoing reporting manner, so that the UE may report the channel quality information to the base station from different physical channels.
- the method for the UE to obtain the reporting of the channel quality information by the UE may include: determining, by the UE, the reporting manner according to the channel quality information, where the UE reports the channel quality information to the base station. It also includes indication information of the reporting method.
- the indication information in the channel quality information reported by the UE to the base station may indicate to the base station the reporting manner used when the UE currently reports the channel quality information, and the base station may learn the reporting manner of the channel quality information reported by the UE.
- the manner of the UE acquiring the channel quality information reported by the UE may include: receiving, by the UE, the reporting manner of the channel quality information reported by the UE configured by the base station.
- the receiving, by the UE, the reporting manner of the configuration of the base station may include: the UE receiving the high layer signaling and/or the physical layer control signaling that is sent by the base station and includes the indication information of the reporting manner. .
- the foregoing UE receives the high layer signaling that is sent by the base station and includes the indication information of the foregoing reporting manner. And after the physical layer control signaling, the UE may determine the reporting manner according to the indication information in the high layer signaling and/or the physical layer control signaling, and then the UE may report the channel quality information to the base station by using the reporting manner.
- a base station in a third aspect, includes an acquisition module, a receiving module, and a demodulation module.
- the obtaining module is configured to determine a reporting manner of the channel quality information reported by the user equipment UE, and the receiving module is configured to receive channel quality information reported by the UE in the reporting manner, and the demodulation module is configured to receive, according to the reporting manner, the demodulation receiving module receives the Channel quality information.
- the receiving module is configured to receive, by using a physical channel, channel quality information that is reported by the UE, where the physical channel includes at least one of a physical uplink control channel and a physical uplink shared channel. .
- the foregoing base station further includes: a configuration module, configured to: after the obtaining module determines, by the acquiring module, the reporting manner of the channel quality information, the receiving module receives the reported by the UE Before the channel quality information, the UE is configured to report the channel quality information reported by the UE.
- a configuration module configured to: after the obtaining module determines, by the acquiring module, the reporting manner of the channel quality information, the receiving module receives the reported by the UE Before the channel quality information, the UE is configured to report the channel quality information reported by the UE.
- the foregoing configuration module is specifically configured to send, to the UE, high layer signaling and/or physical layer control signaling that includes the indication information of the reporting manner.
- the foregoing reporting manner may be predefined in the base station.
- the foregoing reporting manner is pre-defined in the base station (that is, pre-stored), and the pre-defined reporting manner in the base station is the same as the pre-defined reporting manner in the UE, so that the UE adopts the predefined reporting manner.
- the base station can learn the reporting manner used by the UE to report the channel quality information.
- a UE in a fourth aspect, includes an obtaining module and a reporting module.
- the obtaining module is configured to obtain a reporting manner of the channel quality information reported by the UE
- the reporting module is configured to report the channel quality information to the base station by using the reporting manner.
- the reporting module is configured to report channel quality information to the base station by using the reporting manner, where the physical channel includes a physical uplink control channel and a physical uplink shared channel. At least one of them.
- the acquiring module is specifically configured to determine, according to the channel quality information, a reporting manner of the channel quality information reported by the UE, where the reporting module sends the channel quality information reported by the reporting unit to the base station.
- the indication information of the reporting method is included.
- the acquiring module is specifically configured to receive a reporting manner of the channel quality information reported by the UE configured by the base station.
- the acquiring module is specifically configured to receive, by the base station, high layer signaling and/or physical layer control signaling that includes the indication information of the reporting manner.
- the foregoing reporting manner may be predefined in the UE.
- the foregoing reporting manner is pre-defined in the UE (ie, pre-stored), and the pre-defined reporting manner in the UE is the same as the pre-defined reporting manner in the base station, so that the UE adopts the predefined reporting manner.
- the base station can learn the reporting manner used by the UE to report the channel quality information.
- the reporting manner includes at least one of a reporting granularity, a reporting range, and a reporting mode.
- the foregoing reporting manner may include at least one of a reporting granularity, a reporting range, and a reporting mode, so that multiple reporting manners for reporting channel quality information may be provided, and the UE may flexibly select at least one of the multiple reporting manners.
- the item reports channel quality information to the base station.
- the foregoing reporting mode includes a first reporting mode and a second reporting mode, wherein the number of bits of the channel quality information reported by the UE in the first reporting mode is greater than or equal to that reported by the UE in the second reporting mode. The number of bits of channel quality information.
- the first reporting mode is a non-differential reporting mode
- the second reporting mode is a differential reporting mode
- the UE may report the channel quality information to the base station according to the differential reporting mode. Specifically, the UE reports the difference between the channel quality information obtained by the current measurement and the channel quality information obtained by the UE to the base station, and the UE does not need to obtain the absolute information of the channel quality information obtained by the current measurement (that is, the channel quality).
- the specific value of the information is reported to the base station, that is, the channel quality information reported by the UE is relatively small, so that the overhead when the UE reports the channel quality information to the base station can be reduced.
- the foregoing reporting granularity includes a first reporting granularity and a second reporting granularity, where the first reporting granularity is that the UE reports the reporting quality of the channel quality information on the physical uplink control channel, and the second The reporting granularity is the reporting granularity of the channel quality information reported by the UE on the physical uplink shared channel.
- the first reporting granularity is greater than or equal to the second reporting granularity.
- the base station and the UE may obtain a larger first reporting granularity for the UE to report channel quality information to the base station through the physical uplink control channel, thereby reducing the UE to the base station.
- the overhead of reporting the channel quality information can further save the resources of the physical uplink control channel.
- the base station and the UE can obtain a smaller second reporting granularity for the UE to report the channel quality information to the base station through the physical uplink shared channel, thereby The accuracy of the UE reporting channel quality information to the base station can be improved.
- a base station comprising: a processor, a transceiver, and a memory.
- the memory is configured to store a computer execution instruction, and when the base station is running, the processor executes the computer-executed instruction stored in the memory, so that the base station performs the reporting channel in the first aspect or any optional implementation manner thereof. Method of quality information.
- a computer readable storage medium comprising computer instructions.
- the base station is caused to perform the method of reporting channel quality information in the above-described first aspect or any alternative implementation thereof.
- a seventh aspect a computer program product comprising instructions for causing a base station to perform channel quality information reporting in the first aspect or any of the alternative implementations described above when the computer program product is running on a base station method.
- a UE comprising: a processor, a transceiver, and a memory.
- the memory For storing computer execution instructions, when the UE is running, the processor executes the computer-executed instructions stored by the memory to enable the UE to perform channel quality information reporting in the second aspect or any alternative implementation thereof. method.
- a computer readable storage medium comprising computer instructions.
- the computer instruction When the computer instruction is run on the UE, the UE is caused to perform the method for reporting channel quality information in the foregoing second aspect or any alternative implementation thereof.
- a tenth aspect a computer program product comprising instructions for causing a UE to perform channel quality information reporting in the second aspect or any alternative implementation thereof when the computer program product is running on a UE method.
- a communication system comprising the base station in the third aspect or any alternative implementation thereof, and the fourth aspect or any one of the alternative implementations thereof UE.
- the communication system includes the base station in the above fifth aspect and the UE in the eighth aspect.
- FIG. 1 is a schematic structural diagram of a communication system according to an embodiment of the present invention.
- FIG. 2 is a schematic structural diagram of hardware of a base station according to an embodiment of the present invention.
- FIG. 3 is a schematic structural diagram of hardware of a mobile phone according to an embodiment of the present disclosure.
- FIG. 4 is a schematic diagram 1 of a method for reporting channel quality information according to an embodiment of the present invention.
- FIG. 5 is a second schematic diagram of a method for reporting channel quality information according to an embodiment of the present disclosure
- FIG. 6 is a third schematic diagram of a method for reporting channel quality information according to an embodiment of the present disclosure.
- FIG. 7 is a schematic structural diagram 1 of a base station according to an embodiment of the present disclosure.
- FIG. 8 is a schematic structural diagram 2 of a base station according to an embodiment of the present disclosure.
- FIG. 9 is a schematic structural diagram 1 of a UE according to an embodiment of the present disclosure.
- FIG. 10 is a schematic structural diagram 2 of a UE according to an embodiment of the present invention.
- first and second in the specification and claims of the present application are used to distinguish different objects, and are not intended to describe a particular order of the objects.
- first reporting granularity and the second reporting granularity, etc. are used to distinguish different reporting granularities, rather than to describe a specific order of reporting granularity.
- the words “exemplary” or “such as” are used to mean an example, illustration, or illustration. Any embodiment or design described as “exemplary” or “for example” in the embodiments of the invention should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of the words “exemplary” or “such as” is intended to present the concepts in a particular manner.
- a plurality means two or more unless otherwise indicated.
- multiple shaped beams refer to two or more shaped beams.
- the following describes a method, an apparatus, and a system involved in reporting channel quality information provided by an embodiment of the present invention.
- Channel quality information refers to the channel measurement result obtained by the UE to measure the downlink reference signal, such as the channel state information reference signal.
- the UE uses the beamforming technology to send the downlink reference signal to the UE, and the UE
- the measured channel quality information may include: a reference signal index or a beam index, a reference signal receiving power (RSRP) corresponding to the reference signal index or the beam index, and a reference signal received quality (RSRQ). And at least one of a channel quality indicator (CQI) and the like.
- RSRP reference signal receiving power
- RSRQ reference signal received quality
- CQI channel quality indicator
- the channel quality information may be channel state information (CSI) in a long term evolution (LTE) system, such as a channel state information reference signal indicator (CRI). At least one of a rank indication (RI), a pre-coding matrix indicator (PMI), and a channel quality indication (CQI).
- the channel quality information may also be channel quality information measured by radio resource management (RRM), such as at least one of RSRP and RSRQ.
- RRM radio resource management
- the channel quality information may also be any one or more channel quality information other than the foregoing information, or include any other one or more channel quality information in addition to the foregoing information. This is not limited.
- the UE when the UE reports the RSRP, the RSRQ, or the CQI, the UE generally refers to the index value of the RSRP, the RSRQ, or the CQI reported by the UE.
- the base station uses the beamforming technology to send a downlink signal to the UE
- the downlink signal sent by the base station may not reach the UE in the direction of the current shaped beam, and the UE may frequently receive the downlink signal.
- the UE needs to report the channel quality information obtained by each measurement to the base station, so that the base station can reselect the new shaped beam according to the channel quality information reported by the UE, so as to ensure that the downlink signal sent by the base station to the UE along the new The direction of the shaped beam can successfully reach the UE.
- the downlink signal may be a certain downlink reference signal, such as a channel state information-reference signal (CSI-RS), or any other downlink signal, which is not limited in the embodiment of the present invention.
- CSI-RS channel state information-reference signal
- the embodiment of the present invention provides a method, a device, and a system for reporting channel quality information.
- the base station uses the beamforming technology to send a downlink signal to the UE, the base station may The method for reporting the channel quality information reported by the UE is determined, and then the base station receives the channel quality information reported by the UE in the reporting manner, and demodulates the received channel quality information according to the reporting manner.
- the base station and the UE can flexibly and adaptively agree on the reporting manner of the channel quality information reported by the UE, so the agreed reporting manner can better adapt to the requirement of the UE to report channel quality information, so that the UE adopts the convention.
- Reporting channel quality information in the reporting mode can reduce the channel quality information reported by the UE.
- the overhead can reduce the channel quality information reported by the UE.
- FIG. 1 is a schematic structural diagram of a communication system according to an embodiment of the present invention.
- the communication system includes a base station 100 and a UE 101.
- the base station uses a beamforming technique to send a downlink signal to the UE.
- FIG. 2 is a schematic diagram of a hardware of a base station according to an embodiment of the present invention.
- the base station shown in FIG. 2 includes: a baseband unit (BBU) 200, a radio remote unit (RRU) 201, and an antenna. 202.
- the BBU 200 and the RRU 201 can be connected by using an optical fiber.
- the RRU 201 is connected to the antenna 202 through a coaxial cable and a power splitter (coupler).
- one BBU 200 can connect multiple RRUs 201.
- the BBU 200 is used to complete the baseband processing functions (encoding, multiplexing, modulation, and spreading) of the Uu interface (ie, the interface between the UE and the base station), and between the radio network controller (RNC) and the base station.
- the RRU 201 can include four modules: a digital intermediate frequency module, a transceiver module, a power amplifier module, and a filtering module.
- the digital intermediate frequency module is used for modulation and demodulation of optical transmission, digital up-conversion, digital-to-analog conversion, etc.; the transceiver module completes the conversion of the intermediate frequency signal to the radio frequency signal; and after the amplification of the power amplifier module and the filtering of the filtering module, the RF signal is transmitted through the antenna. Launched.
- the UE in the embodiment of the present invention may be: a mobile phone, a tablet computer, a notebook computer, an ultra-mobile personal computer (UMPC), a netbook, a personal digital assistant (PDA), and the like.
- UMPC ultra-mobile personal computer
- PDA personal digital assistant
- the UE in the embodiment of the present invention may be the mobile phone shown in FIG. 1 .
- the components of the mobile phone in the embodiment of the present invention are specifically described below with reference to FIG. 3 .
- the mobile phone provided by the embodiment of the present invention includes: a processor 11, a radio frequency (RF) circuit 12, a power source 13, a memory 14, an input unit 15, a display unit 16, an audio circuit 17, and the like.
- RF radio frequency
- FIG. 3 does not constitute a limitation to the mobile phone, and may include more or less components such as those shown in FIG. 3, or may be combined as shown in FIG. Some of the components may be different from the components shown in Figure 3.
- the processor 11 is the control center of the handset, which connects various portions of the entire handset using various interfaces and lines, by executing or executing software programs and/or modules stored in the memory 14, and recalling data stored in the memory 14, executing The phone's various functions and processing data, so that the overall monitoring of the phone.
- the processor 11 may include one or more processing units; preferably, the processor 11 may integrate an application processor and a modem processor, where the application processor mainly processes an operating system, a user interface, an application, and the like.
- the modem processor primarily handles wireless communications. It can be understood that the above modem processor may not be integrated into the processor 11.
- the RF circuit 12 can be used for receiving and transmitting signals during the transmission or reception of information or during a call. Specifically, after receiving the downlink information of the base station, it is processed by the processor 11; in addition, the uplink data is transmitted to the base station.
- RF circuits include, but are not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier (LNA), a duplexer, and the like.
- RF circuitry 12 can also communicate with the network and other devices via wireless communication.
- Wireless communication can use any communication standard or protocol, including but not limited to global system of mobile communication (GSM), general packet radio service (GPRS), code division multiple Access, CDMA), wideband code division multiple access (wideband code division multiple access, WCDMA), long term evolution (LTE), e-mail, short messaging service (SMS), and the like.
- GSM global system of mobile communication
- GPRS general packet radio service
- CDMA code division multiple Access
- CDMA wideband code division multiple access
- WCDMA wideband code division multiple access
- LTE long term evolution
- SMS short messaging service
- the mobile phone includes a power source 13 (such as a battery) that supplies power to various components.
- a power source can be logically connected to the processor 11 through a power management system to manage functions such as charging, discharging, and power management through the power management system.
- the memory 14 can be used to store software programs and modules, and the processor 11 executes various functional applications and data processing of the mobile phone by running software programs and modules stored in the memory 14.
- the memory 14 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may be stored according to Data created by the use of the mobile phone (such as audio data, image data, phone book, etc.).
- memory 14 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
- the input unit 15 can be used to receive input numeric or character information and to generate key signal inputs related to user settings and function control of the handset.
- the input unit 15 may include a touch screen 151 and other input devices 152.
- the touch screen 151 also referred to as a touch panel, can collect touch operations on or near the user (such as the operation of the user using any suitable object or accessory on the touch screen 151 or near the touch screen 151 using a finger, a stylus, etc.), and according to The preset program drives the corresponding connection device.
- the touch screen 151 may include two parts of a touch detection device and a touch controller.
- the touch detection device detects the touch orientation of the user, and detects a signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts the touch information into contact coordinates, and sends the touch information.
- the processor 11 is provided and can receive commands from the processor 11 and execute them.
- the touch screen 151 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic waves.
- Other input devices 152 may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control buttons, power switch buttons, etc.), trackballs, mice, joysticks, and the like.
- the display unit 16 can be used to display information input by the user or information provided to the user as well as various menus of the mobile phone.
- the display unit 16 may include a display panel 161.
- the display panel 161 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
- the touch screen 151 may cover the display panel 161, and when the touch screen 151 detects a touch operation thereon or nearby, it is transmitted to the processor 11 to determine the type of the touch event, and then the processor 11 displays the panel according to the type of the touch event.
- a corresponding visual output is provided on the 161.
- the touch screen 151 and the display panel 161 are used as two separate components to implement the input and output functions of the mobile phone, in some embodiments, the touch screen 151 can be integrated with the display panel 161 to implement the input of the mobile phone. And output function.
- the audio circuit 17, the speaker 171 and the microphone 172 are used to provide an audio interface between the user and the handset.
- the audio circuit 17 can transmit the converted electrical data of the received audio data to the speaker 171, and convert it into a sound signal output by the speaker 171; on the other hand, the microphone 172 converts the collected sound signal into an electrical signal, and the audio circuit 17 After receiving, it is converted into audio data, and the audio data is output to the RF circuit 12 for transmission to, for example, another mobile phone, or the audio data is output to the memory 14 for further processing.
- the mobile phone shown in FIG. 3 may further include various sensors.
- a gyro sensor, a hygrometer sensor, an infrared sensor, a magnetometer sensor, and the like are not described herein.
- the mobile phone shown in FIG. 3 may further include a wireless fidelity (WiFi) module, and a blue Dental modules, etc., will not be described here.
- WiFi wireless fidelity
- blue Dental modules etc.
- the method for reporting channel quality information provided by the embodiments of the present invention is exemplarily described in the embodiment of the present invention.
- the base station can obtain the reporting manner of the channel quality information reported by the UE, and configure the reporting mode to the UE, so that the UE can report the channel quality information to the base station by using the reporting manner (such as the reporting channel shown in FIG. 4).
- Method 2 The UE obtains the reporting manner of the channel quality information reported by the UE, and reports the channel quality information to the base station by using the reporting manner (such as the method for reporting the channel quality information shown in FIG.
- the base station and the UE respectively obtain a pre-defined reporting manner of the channel quality information reported by the UE, and the UE reports the channel quality information to the base station by using the reporting manner (such as the method for reporting the channel quality information shown in FIG. 5).
- the embodiment of the present invention provides a method for reporting channel quality information, and the method may include:
- the base station acquires a reporting manner of reporting channel quality information by the UE.
- the UE when the UE reports the channel quality information to the base station, the UE needs to report the channel quality information to the base station by using the reporting manner of the channel quality information reported by the UE, and the base station can demodulate the reported by the UE according to the reporting manner.
- Channel quality information The reporting manner of the channel quality information reported by the UE may be obtained by the base station, and specifically, the base station determines the reporting manner of the channel quality information reported by the UE.
- the reporting manner may be at least one of a reporting granularity, a reporting range, and a reporting mode.
- the reporting granularity when the reporting manner is the reporting granularity, the reporting granularity may be specifically determined by the following method.
- the base station may divide the value range of the channel quality information into multiple intervals, and refer to the length of each interval as a reporting granularity.
- the base station may uniformly divide the value range of the channel quality information into multiple intervals.
- the division of the value range of the channel quality information may be non-uniform, that is, after the base station divides the value range of the channel quality information into multiple intervals in a non-uniform manner, the reporting quality of the channel quality information may have at least Two.
- the base station first divides the value range of the channel quality information into two parts, and then divides the two parts into multiple intervals, so that the length of each interval in the first part may be referred to as reporting granularity A.
- the length of each interval in the second part may be referred to as the reporting granularity B, and the reporting granularity A and the reporting granularity B may not be equal, for example, the reporting granularity A is greater than the reporting granularity B, or the reporting granularity A is smaller than the reporting granularity B.
- the value range of the channel quality information is [0, 100]
- the base station Obtaining the above-mentioned reporting granularity is 1
- the smaller the number of bits required for the UE to report the channel quality information the lower the cost of reporting the channel quality information.
- the base station may divide the value range of the channel quality information into multiple intervals, and each interval may be Corresponds to a reported index value.
- the reporting granularity of the foregoing channel quality information may include a first reporting granularity and a second reporting granularity.
- the reporting granularity of the channel quality information is the first reporting granularity; when the UE reports the channel quality information to the base station through the physical uplink shared channel, the channel quality information is used.
- the reporting granularity is the second reporting granularity, where the first reporting granularity is greater than or equal to the second reporting granularity.
- the physical uplink control channel has a limited resource. Therefore, the base station can determine that the first first reporting granularity is used by the UE to report the channel quality to the base station through the physical uplink control channel. The information can reduce the overhead of the UE reporting channel quality information to the base station, and further save the resources of the physical uplink control channel. On the other hand, the base station can determine that the second second reporting granularity is used for the UE to reach the base station through the physical uplink shared channel. The channel quality information is reported, so that the accuracy of the UE reporting channel quality information to the base station can be improved.
- the base station may determine the reporting granularity according to different scenarios and requirements. For example, in the process of selecting the shaped beam by the UE, when the UE initially scans the shaped beam, the base station may determine a larger reporting granularity (also referred to as The coarse-grained granularity is used for the UE to select the shaped beam according to the coarse-grained granularity; in the stage of the shaping and optimization of the shaped beam, the base station can configure a smaller reporting granularity (also referred to as fine-grained granularity) for the UE to accurately accurately according to the fine-grained Select the shaped beam.
- a larger reporting granularity also referred to as The coarse-grained granularity is used for the UE to select the shaped beam according to the coarse-grained granularity
- fine-grained granularity also referred to as fine-grained granularity
- the base station can determine a larger reporting granularity; when the base station receives the channel quality information reported by the UE, the base station reports the multiple times according to the UE.
- the size of the channel quality information determines a reporting range of channel quality information, and determines a smaller reporting granularity within the reporting range.
- the base station may determine a reporting range of the channel quality information reported by the UE. Specifically, the base station determines, according to the energy information of the shaped beam, a first preset threshold and a second preset threshold, where the second preset threshold is greater than Or a range equal to the first preset threshold, and the range in which the channel quality information is greater than or equal to the first preset threshold and less than or equal to the second preset threshold is determined as the reporting range of the channel quality information reported by the UE.
- the reporting range may include a first reporting range and a second reporting range, where the first reporting range is a reporting range of the channel quality information reported by the UE on the physical uplink control channel, where the second reporting range is The UE reports the reporting range of the channel quality information on the physical uplink shared channel, where the first reporting range is less than or equal to the second reporting range.
- the physical uplink control channel has a limited resource. Therefore, the base station can determine that the first reporting range is used by the UE to report channel quality information to the base station through the physical uplink control channel. Therefore, the cost of the UE to report channel quality information to the base station can be reduced, and the resource of the physical uplink control channel can be further saved.
- the base station can configure a larger second reporting range for the UE to report the channel to the base station through the physical uplink shared channel. The quality information can improve the accuracy of the UE reporting channel quality information to the base station.
- the base station may determine a reporting mode in which the UE reports the channel quality information.
- the reporting mode may include a first reporting mode and a second reporting mode, where the first reporting mode is that the UE is in the physical uplink shared channel.
- the reporting mode of the channel quality information is reported
- the second reporting mode is a reporting mode in which the UE reports the channel quality information on the physical uplink control channel, where the UE reports the channel quality information by using the first reporting mode.
- the number of bits of the information is greater than or equal to the number of bits used by the UE to report channel quality information in the second reporting mode.
- the first reporting mode may be a non-differential reporting mode
- the second reporting mode may be a differential reporting mode.
- the base station determines that the reporting mode of the next time the channel quality information is reported by the UE may be a differential reporting mode, that is, the difference between the current channel quality information and the previous channel quality information.
- the base station determines that the reporting mode of the next time the channel quality information is reported by the UE may be a non-differential reporting mode, that is, the UE reports all current channel quality information. To the base station.
- the physical uplink control channel has a limited resource. Therefore, the base station can determine the second reporting mode in which the number of feedback bits (the number of bits of the channel quality information reported by the UE) is small.
- the UE can report the channel quality information to the base station through the physical uplink control channel, thereby reducing the overhead of the UE reporting the channel quality information to the base station, and further saving the resources of the physical uplink control channel; on the other hand, the base station can determine the feedback bit number (
- the first reporting mode that determines the number of bits of the channel quality information reported by the UE is used by the UE to report the channel quality information to the base station through the physical uplink shared channel, so that the accuracy of the UE reporting the channel quality information to the base station can be improved.
- the base station configures, for the UE, a reporting manner of reporting channel quality information.
- the base station after the base station acquires the reporting manner of the channel quality information reported by the UE, the base station needs to configure the reporting mode for the UE, so that the UE can report the channel quality information to the base station by using the reporting manner.
- the reporting manner that the base station is configured to report the channel quality information of the UE may be that the base station sends the high layer signaling and/or the physical layer control signaling that includes the indication information of the reporting manner to the UE, After the UE receives the high layer signaling and/or the physical layer control signaling, the UE may determine the reporting manner according to the indication information in the high layer signaling and/or the physical layer control signaling, and then the UE may report the reporting manner to the base station by using the reporting manner. Channel quality information.
- the base station may configure the reporting mode for the UE, which may be: the base station sends the high layer signaling and/or the physical layer control signaling to the UE.
- An increase of 1 bit is used to indicate that the reporting mode is a differential reporting mode, so that the UE can report channel quality information to the base station by using the reporting manner.
- the UE receives a reporting manner of reporting channel quality information by the UE configured by the base station.
- the UE reports the channel quality information to the base station by reporting the channel quality information reported by the UE configured by the base station.
- the UE may report the channel quality information to the base station by using the reporting manner.
- the UE when the reporting manner received by the UE is the reporting granularity, the UE reports the channel quality information by using the reporting granularity.
- the UE when the reporting manner received by the UE is the reporting range, the UE reports the channel quality information in the reporting range, and the UE reports the measured channel quality information in the reporting range to the base station.
- the channel quality information outside the reporting range does not need to be reported to the base station, and the number and times of channel quality information reported by the UE to the base station can be reduced, thereby reducing the overhead when the UE reports channel quality information to the base station.
- the UE when the reporting mode received by the UE is the reporting mode, the UE reports the channel quality information by using the reporting mode, where the reporting mode may include the first reporting mode and the second reporting mode, and the first reporting is performed.
- the mode may be a non-differential reporting mode
- the second reporting mode may be a differential reporting mode.
- the UE may report the channel quality information to the base station according to the differential reporting mode. Specifically, the UE reports the difference between the channel quality information obtained by the current measurement and the channel quality information obtained by the UE to the base station, and the UE does not need to obtain the absolute information of the channel quality information obtained by the current measurement (that is, the channel quality).
- the specific value of the information is reported to the base station, that is, the channel quality information reported by the UE is relatively small, so that the overhead when the UE reports the channel quality information to the base station can be reduced.
- the UE when the base station sends the downlink signal to the UE by using multiple shaped beams, the UE needs to simultaneously report the average value and the optimal value (ie, the maximum value) of the multiple channel quality information to the base station, and the UE may average the channel quality information. And the difference between the average channel quality information and the optimal channel quality information is reported to the base station, and the UE does not need to report the absolute information of the optimal channel quality information to the base station; or the UE may optimize the channel quality information and the average channel quality information.
- the average value and the optimal value ie, the maximum value
- the UE does not need to report the absolute information of the channel quality information to the base station, that is, the channel quality information reported by the UE is relatively small, thereby reducing the overhead when the UE reports the channel quality information to the base station.
- the above difference (eg., the difference between the average channel quality information and the optimal channel quality information) may be an index value of the difference.
- the UE may report the channel quality information to the base station on the physical uplink control channel, or report the channel quality information to the base station on the physical uplink shared channel, and may also be on the physical uplink control channel and the physical uplink shared channel.
- the channel quality information is reported by the base station, and may be selected according to actual usage requirements, which is not limited in the embodiment of the present invention.
- the base station receives channel quality information reported by the UE in a reporting manner in which the channel quality information is reported by the UE configured by the base station.
- the base station may receive the channel quality information reported by the UE from the physical channel, where the physical channel includes at least one of a physical uplink control channel and a physical uplink shared channel.
- the base station when the UE reports the channel quality information to the base station on the physical uplink control channel, the base station receives the channel quality information reported by the UE from the physical uplink control channel; when the UE reports the channel quality to the base station on the physical uplink control channel The information, the base station receives the channel quality information reported by the UE from the physical uplink shared channel.
- the base station demodulates the channel quality information received by the base station according to the reporting manner of the channel quality information reported by the UE.
- the base station after receiving the channel quality information reported by the UE in the reporting mode, the base station needs to demodulate the channel quality information received by the base station according to the reporting manner, so that the base station can determine according to the channel quality information reported by the UE. Whether a downlink signal needs to be sent to the UE by using a new shaped beam to ensure that the downlink signal sent by the base station to the UE can successfully reach the UE.
- the method for reporting the channel quality information in the process of the base station transmitting the downlink signal to the UE by using the beamforming technology, the base station may determine the reporting manner of the channel quality information reported by the UE.
- the reporting manner may include reporting the channel quality information. At least one of a granularity, a reporting range of channel quality information, and a reporting mode of channel quality information, and then the base station configures the reporting mode for the UE, and the UE receives the reporting party configured by the base station.
- the UE may report the channel quality information to the base station by using the reporting manner, and the base station receives the channel quality information reported by the UE, and demodulates the channel quality information according to the reporting manner.
- the base station and the UE can flexibly and adaptively agree on the reporting manner of the channel quality information reported by the UE, so the agreed reporting manner can better adapt to the requirement of the UE to report channel quality information. Therefore, the UE reports the channel quality information by using the agreed reporting manner, which can reduce the overhead when the UE reports channel quality information.
- the embodiment of the present invention provides a method for reporting channel quality information, and the method may include:
- the UE determines, according to the channel quality information, a reporting manner of the channel quality information reported by the UE.
- the channel quality information may be a channel measurement result obtained by the UE measuring the downlink channel reference signal.
- the reporting manner may be at least one of a reporting granularity, a reporting range, and a reporting mode.
- a reporting granularity For the description of the reporting manner, refer to the foregoing description of the reporting manner in S101. No longer.
- the UE determines whether the range of the channel quality information reported by the UE is converge to a certain smaller range, and determines whether the reporting granularity or the reporting range of the channel quality information reported by the UE needs to be adjusted. .
- the reporting mode includes a first reporting mode and a second reporting mode, where the first reporting mode may be a non-differential reporting mode in S101, or any other feedback bit number.
- the channel quality information corresponding to the first reporting mode includes at least two of a reference signal index or a beam index, a reference signal received power, and a channel quality indicator; and the second reporting mode may be a differential reporting mode in S101.
- the channel quality information corresponding to the second reporting mode is a subset of the channel quality information corresponding to the first reporting mode, for example, the feedback amount corresponding to the second reporting mode includes Reference signal index or beam index, one of reference signal received power, channel quality indication.
- the UE reports the channel quality information to the base station by using a reporting manner of the reported channel quality information determined by the UE.
- the channel quality information reported by the UE to the base station includes the indication information of the reporting manner, where the indication information is used to indicate to the base station, the reporting manner is adopted when the UE currently reports the channel quality information, and the base station may learn that the UE reports the channel. The way the quality information is reported.
- the base station and the UE side have a preset set of reporting granularity, and the UE reports the index number of a reporting granularity in the reporting granularity set while reporting the channel quality information.
- the channel quality information is channel quality information corresponding to the reporting granularity.
- the base station and the UE side have a preset set of reporting ranges, and the UE reports the index number of a reporting range in the reporting range set while reporting the channel quality information.
- the channel quality information is channel quality information in the reporting range.
- the UE reports the indication information of the reporting mode while reporting the channel quality information.
- the channel quality information is channel quality information corresponding to the reporting mode.
- the channel quality that the UE can report on the UE when reporting the channel quality information to the base station The information is reserved for one or more bits, and the indication information is set at the reserved one or more bits, and the indication information is used to indicate to the base station the reporting mode used when the UE currently reports the channel quality information.
- the UE may reserve 1 bit in the channel quality information reported by the UE, and set a 1 in the 1 bit to indicate the reporting mode used when the UE currently reports channel quality information.
- the "0" mode may be set to indicate that the reporting mode used by the UE to report the channel quality information is the second reporting mode. If the value of "1" is used, the reporting mode used by the UE to report the channel quality information is the first. In the reporting mode, the "0" is used to indicate that the reporting mode used by the UE to report channel quality information is the second reporting mode.
- the embodiment of the present invention may also set the indication information by using other identifiers that meet the actual usage requirements, which are not enumerated in the embodiments of the present invention.
- the base station receives the channel quality information reported by the UE in the reporting manner of reporting the channel quality information determined by the UE.
- the base station demodulates the channel quality information received by the base station according to the reporting manner indicated by the indication information in the channel quality information reported by the UE.
- the channel quality information received by the base station includes the indication information of the reporting manner, and the base station may demodulate the channel quality information received by the base station according to the reporting manner indicated by the indication information, so that the base station may The channel quality information reported by the UE determines whether a new shaped beam needs to be used to send a downlink signal to the UE, so as to ensure that the downlink signal sent by the base station to the UE successfully arrives at the UE.
- the method for reporting the channel quality information in the process of the base station transmitting the downlink signal to the UE by using the beamforming technology, the UE may determine the reporting manner of the channel quality information reported by the UE.
- the reporting manner may include reporting granularity and reporting range.
- the UE may report the channel quality information including the indication information of the reporting manner to the base station by using the reporting manner, and the base station receives the channel quality information reported by the UE, and reports the indication according to the indication information.
- the channel quality information is demodulated.
- the base station and the UE can flexibly and adaptively agree on the reporting manner of the channel quality information reported by the UE, so the agreed reporting manner can better adapt to the requirement of the UE to report channel quality information. Therefore, the UE reports the channel quality information by using the agreed reporting manner, which can reduce the overhead when the UE reports channel quality information.
- the embodiment of the present invention provides a method for reporting channel quality information, and the method may include:
- the base station acquires a pre-defined manner of reporting channel quality information reported by the UE.
- the UE obtains a pre-defined manner of reporting channel quality information reported by the UE.
- the foregoing reporting manner is predefined, and may be pre-defined in the base station and the UE (that is, pre-stored), and the foregoing predefined reporting manner obtained by the base station and the predefined reporting obtained by the UE are obtained.
- the method is the same, so that when the UE reports the channel quality information by using the pre-defined reporting manner, the base station can learn the reporting manner used by the UE to report the channel quality information.
- the reporting manner of the channel quality information reported by the UE may be predefined in the UE and the base station according to the channel type of the UE transmitting the channel quality information.
- the reporting manner may include at least one of a reporting granularity, a reporting range, and a reporting mode.
- the channel type in which the UE transmits the channel quality information may be a physical uplink control channel or a physical uplink shared channel, or may be any other uplink physical channel, which is not limited in the embodiment of the present invention.
- the embodiment of the present invention may not limit the execution order of S301 and S302. That is, in the embodiment of the present invention, S301 may be performed first, and then S302 may be performed; S302 may be executed first, then S301 may be performed; and S301 and S302 may be simultaneously executed.
- the UE reports the channel quality information to the base station by using a predefined reporting manner obtained by the UE.
- the base station receives channel quality information reported by the UE in a predefined reporting manner that is acquired by the UE.
- the base station demodulates channel quality information according to a predefined reporting manner obtained by the base station.
- the method for reporting the channel quality information provided by the embodiment of the present invention, the base station and the UE may separately obtain the reporting manner of the channel quality information reported by the UE by using the beamforming technology to send the downlink signal to the UE.
- the at least one of the reporting granularity, the reporting range, and the reporting mode the UE may report the channel quality information to the base station by using the reporting manner, and the base station receives the channel quality information reported by the UE, and demodulates the channel quality according to the reporting manner. information.
- the base station and the UE can flexibly and adaptively agree on the reporting manner of the channel quality information reported by the UE, so the agreed reporting manner can better adapt to the requirement of the UE to report channel quality information. Therefore, the UE reports the channel quality information by using the agreed reporting manner, which can reduce the overhead when the UE reports channel quality information.
- each device such as a base station and a UE, etc.
- each device in order to implement the above functions, includes hardware structures and/or software modules corresponding to the execution of the respective functions.
- the present invention can be implemented in a combination of hardware or hardware and computer software in combination with the elements and algorithm steps of the various examples described in the embodiments disclosed herein. Whether a function is implemented in hardware or computer software to drive hardware depends on the specific application and design constraints of the solution. A person skilled in the art can use different methods for implementing the described functions for each particular application, but such implementation should not be considered to be beyond the scope of the present invention.
- the embodiments of the present invention may divide the function modules of the base station and the UE according to the foregoing method.
- each function module may be divided according to each function, or two or more functions may be integrated into one processing module.
- the above integrated modules can be implemented in the form of hardware or in the form of software functional modules. It should be noted that the division of the module in the embodiment of the present invention is schematic, and is only a logical function division, and the actual implementation may have another division manner.
- FIG. 7 is a schematic structural diagram of a base station involved in the foregoing embodiment.
- the base station includes an acquisition module 110, a configuration module 120, a receiving module 130, and a demodulation module 140.
- the obtaining module 110 is configured to support the base station to perform S101 and S301 in the foregoing method embodiments.
- the configuration module 120 is configured to support the base station to perform S102 in the foregoing method embodiment.
- the receiving module 130 is configured to support the base station to perform S105, S203, and S304 in the foregoing method embodiments.
- the demodulation module is configured to support the base station to perform S106, S204, and S305 in the foregoing method embodiments. Among them, on All relevant content of each step involved in the method embodiment may be referred to the function description of the corresponding function module, and details are not described herein again.
- FIG. 8 shows a possible structural diagram of the base station involved in the above embodiment.
- the base station includes a processing module 220 and a communication module 230.
- the processing module 220 is configured to control and manage the actions of the base station, for example, the processing module 220 is configured to support the base station to perform the steps performed by the obtaining module 120 and the demodulation module 140, and/or other processes for performing the techniques described herein.
- the communication module 230 is configured to support communication between the base station and other network entities.
- the communication module 230 is configured to support the base station to perform the steps performed by the configuration module 110 and the receiving module 130.
- the base station may further include a storage module 210 and a bus 240, and the storage module 210 is configured to store program codes and data of the base station.
- the processing module 220 may be a processor or a controller in the base station.
- the baseband processing unit 200 in the base station shown in FIG. 2 includes at least one processor or controller, and the processor or controller may implement or Various exemplary logical blocks, modules and circuits are described in connection with the present disclosure.
- the processor or controller may be a central processing unit (CPU), a general purpose processor, a digital signal processor (DSP), an application-specific integrated circuit (ASIC), and an on-site A field programmable gate array (FPGA) or other programmable logic device, transistor logic device, hardware component, or any combination thereof. It is possible to implement or carry out the various illustrative logical blocks, modules and circuits described in connection with the present disclosure.
- the processor may also be a combination of computing functions, such as one or more microprocessor combinations, a combination of a DSP and a microprocessor, and the like.
- the communication module 230 may be a transceiver, a transceiver circuit, or a communication interface in the base station.
- the transceiver, the transceiver circuit, or the communication interface may be the radio remote unit 201 and the antenna 202 in the base station shown in FIG. 2 described above.
- the storage module 210 may be a memory or the like in the base station, and the memory may be integrated in the baseband processing unit 200 as shown in FIG. 2.
- the memory may include a volatile memory such as a random-access memory (RAM); the memory may also include a non-volatile memory such as a read-only memory (read) -only memory, ROM), flash memory, hard disk drive (HDD) or solid-state drive (SSD); the memory may also include a combination of the above types of memory.
- the bus 240 may be a peripheral component interconnect (PCI) bus or an extended industry standard architecture (EISA) bus or the like.
- PCI peripheral component interconnect
- EISA extended industry standard architecture
- the bus 240 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 8, but it does not mean that there is only one bus or one type of bus.
- the embodiment of the present invention further provides a computer readable storage medium, where the computer readable storage medium stores one or more programs, and the one or more programs include instructions, when the processor of the base station executes the instruction, the base station performs The various steps performed by the base station in the method flow shown in the foregoing method embodiments.
- FIG. 9 is a schematic structural diagram of a base station involved in the foregoing embodiment.
- the UE includes an obtaining module 310 and a reporting module 320.
- the obtaining module 310 is configured to support the UE to perform S103, S201, and S302 in the foregoing method embodiments.
- the reporting module 320 is configured to support the UE to perform S104, S202, and S303 in the foregoing method embodiments. All relevant content of each step involved in the foregoing method embodiments may be referred to the work of the corresponding functional module. Can be described, will not repeat them here.
- FIG. 10 shows a possible structural diagram of the UE involved in the above embodiment.
- the UE includes a processing module 420 and a communication module 430.
- the processing module 420 is configured to control management of actions of the UE, for example, to perform the steps performed by the acquisition module 310 described above, and/or to perform other processes of the techniques described herein.
- the communication module 430 is configured to support communication between the UE and other network entities, for example, performing the steps performed by the reporting module 320 and the obtaining module 310.
- the UE may further include a storage module 410 and a bus 440, where the storage module 410 is configured to store program codes and data of the UE.
- the processing module 420 may be a processor or a controller in the UE, and the processor or controller may be the processor 11 in the mobile phone as shown in FIG. 3, and the processor or controller may implement or perform the combination.
- the processor or controller can be a central processing unit, a general purpose processor, a digital signal processor, an application specific integrated circuit, a field programmable gate array or other programmable logic device, a transistor logic device, a hardware component, or any combination thereof. It is possible to implement or carry out the various illustrative logical blocks, modules and circuits described in connection with the present disclosure.
- the processor may also be a combination of computing functions, such as one or more microprocessor combinations, a combination of a DSP and a microprocessor, and the like.
- the communication module 430 can be a transceiver, a transceiver circuit or a communication interface in the UE, and the transceiver, the transceiver circuit or the communication interface, etc. can be the RF circuit 12 in the mobile phone as shown in FIG.
- the storage module 410 may be a memory or the like in the UE, and the memory may be the memory 14 in the mobile phone as shown in FIG. 3 described above.
- the memory may include volatile memory, such as random access memory; the memory may also include non-volatile memory, such as read only memory, flash memory, hard disk or solid state hard disk; the memory may also include a memory of the kind described above combination.
- the bus 440 can be an EISA bus or the like.
- the bus 440 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in FIG. 10, but it does not mean that there is only one bus or one type of bus.
- the embodiment of the invention provides a communication system, which can include a base station and a UE.
- a communication system which can include a base station and a UE.
- the foregoing base station may be a base station as shown in FIG. 1; the foregoing UE may be a UE as shown in FIG. 1; for the description of the base station and the UE, refer to the related description in the foregoing method embodiment and the device embodiment, where not Let me repeat.
- the above embodiments it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
- a software program it may be implemented in whole or in part in the form of a computer program product.
- the computer program product includes one or more computer instructions. When the computer instructions are loaded and executed on a computer, the processes or functions in accordance with embodiments of the present invention are generated in whole or in part.
- the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
- the computer instructions can be stored in a computer readable storage medium or transferred from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions can be wired from a website site, computer, server or data center (for example, coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (eg infrared, wireless, microwave, etc.) to another website, computer, server or data center.
- the computer readable storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or the like that includes one or more available media.
- the usable medium may be a magnetic medium (for example, a floppy disk, a magnetic disk, a magnetic tape), an optical medium (for example, a digital video disc (DVD)), or a semiconductor medium (such as a solid state drives (SSD)).
- a magnetic medium for example, a floppy disk, a magnetic disk, a magnetic tape
- an optical medium for example, a digital video disc (DVD)
- a semiconductor medium such as a solid state drives (SSD)
- the disclosed system, apparatus, and method may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the modules or units is only a logical function division.
- there may be another division manner for example, multiple units or components may be used. Combinations can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
- the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
- the technical solution of the present invention which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium.
- a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) or processor to perform all or part of the steps of the methods described in various embodiments of the present invention.
- the foregoing storage medium includes: a flash memory, a mobile hard disk, a read only memory, a random access memory, a magnetic disk, or an optical disk, and the like, which can store program codes.
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Abstract
Description
Claims (49)
- 一种上报信道质量信息的方法,其特征在于,包括:基站获取用户设备UE上报信道质量信息的上报方式;所述基站接收所述UE上报的所述信道质量信息,所述信道质量信息为所述UE采用所述上报方式上报的;所述基站根据所述上报方式,解调所述信道质量信息。
- 根据权利要求1所述的方法,其特征在于,所述上报方式包括上报粒度、上报范围和上报模式中的至少一项。
- 根据权利要求2所述的方法,其特征在于,所述上报模式包括第一上报模式和第二上报模式;其中,所述UE采用所述第一上报模式上报所述信道质量信息的比特数大于或者等于所述UE采用所述第二上报模式上报所述信道质量信息的比特数。
- 根据权利要求3所述的方法,其特征在于,所述第一上报模式为非差分上报模式,所述第二上报模式为差分上报模式。
- 根据权利要求1至4任意一项所述的方法,其特征在于,所述基站接收所述UE上报的所述信道质量信息,包括:所述基站从物理信道上接收所述UE上报的所述信道质量信息,所述物理信道包括物理上行控制信道和物理上行共享信道中的至少一个。
- 根据权利要求5所述的方法,其特征在于,所述上报方式至少包括所述上报粒度,所述上报粒度包括第一上报粒度和第二上报粒度,所述第一上报粒度为所述UE在所述物理上行控制信道上上报所述信道质量信息的上报粒度,所述第二上报粒度为所述UE在所述物理上行共享信道上上报所述信道质量信息的上报粒度。
- 根据权利要求6所述的方法,其特征在于,所述第一上报粒度大于或者等于所述第二上报粒度。
- 根据权利要求1至7任意一项所述的方法,其特征在于,所述上报方式为预定义的。
- 根据权利要求1至7任意一项所述的方法,其特征在于,所述基站获取UE上报信道质量信息的上报方式之后,所述基站接收所述UE上报的所述信道质量信息之前,所述方法还包括:所述基站为所述UE配置所述上报方式。
- 根据权利要求9所述的方法,其特征在于,所述基站为所述UE配置所述上报方式,包括:所述基站向所述UE发送高层信令和/或物理层控制信令,所述高层信令或者所述物理层控制信令包括所述上报方式的指示信息,所述指示信息用于指示所述UE上报信道质量信息的上报方式。
- 一种上报信道质量信息的方法,其特征在于,包括:用户设备UE获取所述UE上报信道质量信息的上报方式;所述UE采用所述上报方式,向所述基站上报所述信道质量信息。
- 根据权利要求11所述的方法,其特征在于,所述上报方式包括上报粒度、上报范围和上报模式中的至少一项。
- 根据权利要求11或12所述的方法,其特征在于,所述上报模式包括第一上报模式和第二上报模式,其中,所述UE采用所述第一上报模式上报所述信道质量信息的比特数大于或者等于所述UE采用所述第二上报模式上报所述信道质量信息的比特数。
- 根据权利要求13所述的方法,其特征在于,所述第一上报模式为非差分上报模式,所述第二上报模式为差分上报模式。
- 根据权利要求11至14任意一项所述的方法,其特征在于,所述UE采用所述上报方式,向所述基站上报所述信道质量信息,包括:所述UE采用所述上报方式,在物理信道上向所述基站上报所述信道质量信息,所述物理信道包括物理上行控制信道和物理上行共享信道中的至少一个。
- 根据权利要求15所述的方法,其特征在于,所述上报方式至少包括所述上报粒度,所述上报粒度包括第一上报粒度和第二上报粒度,所述第一上报粒度为所述UE在所述物理上行控制信道上上报所述信道质量信息的上报粒度,所述第二上报粒度为所述UE在所述物理上行共享信道上上报所述信道质量信息的上报粒度。
- 根据权利要求16所述的方法,其特征在于,所述第一上报粒度大于或者等于所述第二上报粒度。
- 根据权利要求11至17任意一项所述的方法,其特征在于,所述上报方式为预定义的。
- 根据权利要求11至17任意一项所述的方法,其特征在于,所述UE获取所述UE上报信道质量信息的上报方式,包括:所述UE根据所述信道质量信息,确定所述上报方式;其中,所述UE向所述基站上报的所述信道质量信息中还包括所述上报方式的指示信息。
- 根据权利要求11至17任意一项所述的方法,其特征在于,所述UE获取所述UE上报信道质量信息的上报方式,包括:所述UE接收所述基站配置的所述上报方式。
- 根据权利要求20所述的方法,其特征在于,所述UE接收所述基站配置的所述上报方式,包括:所述UE接收所述基站发送的高层信令和/或物理层控制信令,所述高层信令或者所述物理层控制信令包括所述上报方式。
- 一种基站,其特征在于,包括获取模块、接收模块和解调模块;所述获取模块,用于确定用户设备UE上报信道质量信息的上报方式;所述接收模块,用于接收所述UE上报的所述信道质量信息,所述信道质量信息为所述UE采用所述上报方式上报的;所述解调模块,用于根据所述上报方式,解调所述接收模块接收到的所述信道质量信息。
- 根据权利要求22所述的基站,其特征在于,所述上报方式包括上报粒度、上报范围和上报模式中的至少一项。
- 根据权利要求23所述的基站,其特征在于,所述上报模式包括第一上报模式和第二上报模式;其中,所述UE采用所述第一上报模式上报所述信道质量信息的比特数大于或者等于所述UE采用所述第二上报模式上报所述信道质量信息的比特数。
- 根据权利要求24所述的基站,其特征在于,所述第一上报模式为非差分上报模式,所述第二上报模式为差分上报模式。
- 根据权利要求22至25任意一项所述的基站,其特征在于,所述接收模块具体用于,从物理信道上接收所述UE上报的所述信道质量信息,所述物理信道包括物理上行控制信道和物理上行共享信道中的至少一个。
- 根据权利要求26所述的基站,其特征在于,所述上报方式至少包括所述上报粒度,所述上报粒度包括第一上报粒度和第二上报粒度,所述第一上报粒度为所述UE在所述物理上行控制信道上上报所述信道质量信息的上报粒度,所述第二上报粒度为所述UE在所述物理上行共享信道上上报所述信道质量信息的上报粒度。
- 根据权利要求27所述的基站,其特征在于,所述第一上报粒度大于或者等于所述第二上报粒度。
- 根据权利要求22至28任意一项所述的基站,其特征在于,所述上报方式为预定义的。
- 根据权利要求22至28任意一项所述的基站,其特征在于,所述基站还包括配置模块;所述配置模块,用于为所述UE配置所述上报方式。
- 根据权利要求30所述的基站,其特征在于,所述配置模块具体用于向所述UE发送高层信令和/或物理层控制信令,所述高层信令或者所述物理层控制信令包括所述上报方式的指示信息,所述指示信息用于指示所述UE上报信道质量信息的上报方式。
- 一种用户设备UE,其特征在于,包括获取模块和上报模块;所述获取模块,用于获取所述UE上报信道质量信息的上报方式;所述上报模块,用于采用所述上报方式,向所述基站上报所述信道质量信息。
- 根据权利要求32所述的UE,其特征在于,所述上报方式包括上报粒度、上报范围和上报模式中的至少一项。
- 根据权利要求32或33所述的UE,其特征在于,所述上报模式包括第一上报模式和第二上报模式;其中,所述UE采用所述第一上报模式上报所述信道质量信息的比特数大于或者等于所述UE采用所述第二上报模式上报所述信道质量信息的比特数。
- 根据权利要求34所述的UE,其特征在于,所述第一上报模式为非差分上报模式,所述第二上报模式为差分上报模式。
- 根据权利要求32至35任意一项所述的UE,其特征在于,所述上报模块具体用于采用所述上报方式,在物理信道上向所述基站上报所述信道质量信息,所述物理信道包括物理上行控制信道和物理上行共享信道中的至少一个。
- 根据权利要求36所述的UE,其特征在于,所述上报方式至少包括所述上报粒度,所述上报粒度包括第一上报粒度和第二上报粒度,所述第一上报粒度为所述UE在所述物理上行控制信道上上报所述信道质量信息的上报粒度,所述第二上报粒度为所述UE在所述物理上行共享信道上上报所述信道质量信息的上报粒度。
- 根据权利要求37所述的UE,其特征在于,所述第一上报粒度大于或者等于所述第二上报粒度。
- 根据权利要求32至38任意一项所述的UE,其特征在于,所述上报方式为预定义的。
- 根据权利要求32至38任意一项所述的UE,其特征在于,所述获取模块具体用于根据所述信道质量信息,确定所述上报方式;其中,所述上报模块向所述基站上报的所述信道质量信息中还包括所述上报方式的指示信息。
- 根据权利要求32至38任意一项所述的UE,其特征在于,所述获取模块具体用于接收所述基站配置的所述上报方式。
- 根据权利要求41所述的UE,其特征在于,所述获取模块具体用于接收所述基站发送的高层信令和/或物理层控制信令,所述高层信令或者所述物理层控制信令包括所述上报方的指示信息,所述指示信息用于指示所述UE上报信道质量信息的上报方式。
- 一种基站,其特征在于,包括处理器、收发器和存储器;所述存储器用于存储计算机执行指令,当所述基站运行时,所述处理器执行所述存储器存储的所述计算机执行指令,以使所述基站执行如权利要求1至10任意一项所述的上报信道质量信息的方法。
- 一种用户设备UE,其特征在于,包括处理器、收发器和存储器;所述存储器用于存储计算机执行指令,当所述UE运行时,所述处理器执行所述存储器存储的所述计算机执行指令,以使所述UE执行如权利要求11至21意一项所述的上报信道质量信息的方法。
- 一种计算机可读存储介质,其特征在于,包括计算机指令,当所述计算机指令在基站上运行时,使得所述基站执行如权利要求1至10任意一项所述的上报信道质量信息的方法。
- 一种计算机可读存储介质,其特征在于,包括计算机指令,当所述计算机指令在用户设备UE上运行时,使得所述UE执行如权利要求11至21任意一项所述的上报信道质量信息的方法。
- 一种包含指令的计算机程序产品,当所述计算机程序产品在基站上运行时,使得所述基站执行如权利要求1至10任意一项所述的上报信道质量信息的方法。
- 一种包含指令的计算机程序产品,当所述计算机程序产品在用户设备UE 上运行时,使得所述UE执行如权利要求11至21任意一项所述的上报信道质量信息的方法。
- 一种通信系统,其特征在于,包括基站和用户设备UE,所述基站为如权利要求22至31任意一项或43所述的基站,所述UE为如权利要求32至42任意一项或44所述的UE。
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2017
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- 2017-09-28 KR KR1020197012169A patent/KR20190054158A/ko not_active Application Discontinuation
- 2017-09-28 BR BR112019006406A patent/BR112019006406A2/pt unknown
- 2017-09-28 WO PCT/CN2017/104068 patent/WO2018059508A1/zh unknown
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- 2017-09-28 CA CA3038844A patent/CA3038844A1/en not_active Abandoned
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2019
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CN107889149B (zh) | 2023-11-03 |
EP3518446A4 (en) | 2019-08-21 |
CN107889149A (zh) | 2018-04-06 |
EP3518446A1 (en) | 2019-07-31 |
KR20190054158A (ko) | 2019-05-21 |
CA3038844A1 (en) | 2018-04-05 |
BR112019006406A2 (pt) | 2019-06-25 |
JP2019530369A (ja) | 2019-10-17 |
US20190229793A1 (en) | 2019-07-25 |
CN110120851B (zh) | 2020-11-24 |
US11128363B2 (en) | 2021-09-21 |
CN110086572B (zh) | 2020-11-24 |
CN110086572A (zh) | 2019-08-02 |
CN110120851A (zh) | 2019-08-13 |
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