WO2018202191A1 - 一种测量上报的方法和装置 - Google Patents
一种测量上报的方法和装置 Download PDFInfo
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- WO2018202191A1 WO2018202191A1 PCT/CN2018/085758 CN2018085758W WO2018202191A1 WO 2018202191 A1 WO2018202191 A1 WO 2018202191A1 CN 2018085758 W CN2018085758 W CN 2018085758W WO 2018202191 A1 WO2018202191 A1 WO 2018202191A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
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- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
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- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- 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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- 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
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- 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
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- 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
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- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
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- H04L5/0092—Indication of how the channel is divided
Definitions
- the present application relates to communication technologies, and in particular, to a method and apparatus for measuring reports.
- a terminal In a long term evolution (LTE) system, in order to improve the transmission performance of an LTE system, a terminal usually measures a channel state information (CSI) reference signal (RS) and feeds back a channel shape to the base station. Body information.
- CSI channel state information
- RS reference signal
- the method and apparatus for information reporting provided by the embodiments of the present application are for improving performance of a wireless communication system.
- the embodiment of the present application provides a measurement reporting method, including: acquiring, by a terminal, a value of a plurality of measurement reporting parameters; and sending, by the terminal, a value of a part of the measurement reporting parameters in the multiple measurement reporting parameters to the base station, where Some measurement reporting parameters satisfy the reporting rules.
- the value of the above-mentioned measurement reporting parameter may be obtained by measurement, or may be obtained by measurement after measurement.
- the above partial measurement reporting parameters may be one, or may be multiple.
- the above measurement reporting parameters may include one or more measurement reporting parameters associated with spatial resources. For example: air separation feature.
- the method further includes: the terminal receiving the reporting rule.
- the reporting rule may be carried in high-level signaling, such as RRC (radio resource control) signaling, and sent to the terminal.
- RRC radio resource control
- reporting rules may be as specified by the communication standard.
- the method further includes: the terminal receiving a report setting, where the report setting includes the plurality of measurement report parameters.
- the above report settings can be carried in the measurement configuration and sent to the terminal.
- the measurement configuration can be carried in the RRC signaling and sent to the terminal.
- the method further includes: the terminal receiving the reporting activation indication associated with the multiple measurement reporting parameters.
- the above activation indication is used to activate the behavior of reporting the measurement reporting parameters.
- the reporting activation indication may be carried in the MAC-CE or DCI and sent to the terminal.
- the method further includes: the terminal sending the reporting capability of the terminal to the base station, where the multiple measurement reporting parameters are associated with the reporting capability of the terminal. It can be understood that the terminal has the capability of measuring and reporting the plurality of measurement reports.
- the acquiring, by the terminal, the value of the multiple measurement reporting parameters includes: the terminal measuring the pilot of the base station, and obtaining a value of the multiple measurement reporting parameters.
- the terminal sends, to the base station, a value of a part of the measurement reporting parameters in the multiple measurement reporting parameters, including: if a reporting conflict occurs, the terminal sends the part to the base station Measure the value of the reported parameter.
- the terminal can feed back the measurement result of the pilot on each spatial resource to the base station as needed, so that the base station can adapt the data transmission scheduling and the space resource management of each spatial resource, thereby improving the performance of the wireless communication system.
- the method is simple and elegant in implementation, and can be compatible with CSI measurement reporting.
- the embodiment of the present application provides a measurement reporting method, including: a base station transmitting a pilot; and the base station receiving, by the terminal, a value of a part of the measurement reporting parameters in the plurality of measurement reporting parameters associated with the pilot, where Some measurement reporting parameters satisfy the reporting rules.
- the method further includes: the base station sending the reporting rule to the terminal.
- the method further includes: the base station sending a report setting to the terminal, where the report setting includes the multiple measurement report parameters.
- the method further includes: sending, by the base station, the reporting activation indication associated with the multiple measurement reporting parameters to the terminal.
- the method further includes: the base station receiving the reporting capability of the terminal, where the multiple measurement reporting parameters are associated with the reporting capability of the terminal.
- the base station can obtain the measurement result of the pilot on each spatial resource as needed, and can adapt the data transmission scheduling and the space resource management of each spatial resource according to the measurement result, thereby improving the performance of the wireless communication system.
- the method is simple and elegant in implementation, and can be compatible with CSI measurement reporting.
- an embodiment of the present application provides a communication apparatus for implementing the method in the first aspect.
- the communication device can be a terminal or a baseband chip.
- the communication device includes a processor and a transceiver component.
- the processor and transceiver component can be used to implement the functions of various portions of the method of the first aspect described above.
- its transceiver component may be a transceiver
- its transceiver component may be an input/output circuit of a baseband chip.
- the communication device includes a processor.
- the processor is operative to run the above described program such that the method of the first aspect described above is implemented.
- the communication device may further comprise a memory for storing a program implementing the method of the first aspect.
- an embodiment of the present application provides a communication apparatus for implementing the method in the second aspect.
- the communication device can be a base station, or a baseband chip, or a baseband single board.
- the communication device includes a processor and a transceiver component.
- the processor and transceiver component can be used to implement the functions of various portions of the method of the second aspect above.
- the communication device is a base station
- its transceiver component can be a transceiver.
- the transceiver component can be a baseband chip or an input/output circuit of a baseband single board.
- the communication device includes a processor.
- the processor is operative to run the above program such that the method of the second aspect described above is performed.
- the communication device may further comprise a memory for storing a program implementing the method of the second aspect.
- the embodiment of the present application further provides a computer program product, where the program product includes a program, and when the program is executed, the method of the first aspect or the fourth aspect is performed.
- the embodiment of the present application further provides a computer readable storage medium, where a program is stored, and when it is executed, the method of the first aspect or the fourth aspect is performed.
- the reporting rule includes at least one of the following:
- the first type of measurement reporting parameter is prior to the second type of measurement reporting parameter, and the first type of measurement reporting parameter includes: a receiving beam index indication, or a sending beam index indication, or a reference signal resource index indication, and the second type of measurement reporting Parameters include: rank indication RI, or precoding matrix indicating PMI, or channel quality indication; and/or,
- Partial bandwidth measurement reporting takes precedence over subband measurement reporting
- Partial measurement bandwidth reporting takes precedence over full bandwidth measurement reporting
- Aperiodic measurement reporting takes precedence over semi-static measurement reporting
- Aperiodic measurement reporting takes precedence over periodic measurement reporting
- the reporting type including the beam index indication takes precedence over the reporting type including the RI;
- the reporting type including the beam index indication takes precedence over the reporting type including the PMI;
- the reporting type including the beam index indication takes precedence over the reporting type including the channel quality
- the small identifier of the escalation setting is better than the report setting identifier
- the service cell identifier is smaller than the service cell identifier.
- the reporting type includes at least one of the following:
- the design of the measurement information reporting framework for example, the design of the reporting type, or the design of the reporting priority, enables the terminal to report the measurement reporting parameters required by the network, thereby improving the performance of the wireless communication system.
- FIG. 1 is a simplified schematic diagram of a wireless communication system
- FIG. 2 is a schematic diagram showing a simplified structure of a terminal
- FIG. 3 is a simplified schematic diagram of a structure of a base station
- FIG. 4 is a signaling interaction diagram of a method for measuring reporting.
- a communication device is a device having a communication function.
- the communication device may be a base station, or a terminal, or a baseband chip, or a communication chip, or a sensor chip or the like.
- the technical solution of the present application can be applied to different communication devices.
- the embodiments of the present application are mainly described by using a base station and a terminal as an example.
- the term “comprises” and variations thereof may mean non-limiting inclusion; the term “or” and its variants may mean “and/or”; the terms “associated”, “associated”, “corresponding” And their variants can refer to “bound”, “bound to”, “mapped”, “configured”, “allocated”, “based on”, or “according to...
- the term “pass” and its variants may mean “utilizing", “using", or “on”, etc.; the terms “acquiring”, “determining” and their variants may mean “selecting", “query” “,” “calculation”, etc.; the term “when” can mean “if", "under” conditions, and the like.
- a field is sometimes referred to as a field.
- the content in parentheses "()" may be an example, or may be another expression, which may be a description that may be omitted, or may be further explained and explained.
- a signal is a form of expression of information.
- Signals can sometimes be referred to as wireless signals, communication signals.
- signals can be transmitted from one communication node to another by electromagnetic waves.
- the signal can have many types depending on the content of the information.
- CSI-RS channel state information reference signal
- the reference signal can also be referred to as a pilot.
- the technical solution of the present application is mainly described by taking CSI-RS as an example. It should be understood by those skilled in the art that the technical solution of the present application can also apply measurement reporting with other reference channels.
- the pilot can also be referred to as a pilot signal.
- a beam is a communication resource.
- the beam can be a wide beam, or a narrow beam, or other type of beam.
- the beamforming technique can be beamforming techniques or other technical means.
- the beamforming technology can be specifically digital beamforming technology, analog beamforming technology, and hybrid digital/analog beamforming technology. Beamforming can also be referred to as beamforming. Different beams can be considered as different resources. The same information or different information can be transmitted through different beams.
- the beam can be divided into a receive beam and a transmit beam.
- the transmit beam may refer to a distribution of signal strengths formed in different directions of the space after the signal is transmitted through the antenna, and the receive beam may refer to a wireless signal received from the antenna in different directions in space. Signal strength distribution.
- the beam can have multiple names. For example, the beam can be called space resource, space weight, spatial direction, spatial orientation, etc. With the development of technology, the beam may have different titles in different periods and different scenarios. limit.
- a communication resource for receiving a signal may be referred to as a reception resource, and a communication resource for transmitting a signal may be referred to as a transmission resource.
- the receiving beam is a receiving resource
- the transmitting beam is a transmitting resource.
- one receiving resource and one sending resource can be regarded as one resource pair.
- one receive beam and one transmit beam can form a beam pair.
- the path space of wireless signal transmission may be referred to as a link.
- the path space for wireless signal transmission using resource pairs may be referred to as a resource pair link.
- the path space for signal transmission using a beam pair may be referred to as a beam pari link (BPL).
- BPL beam pari link
- the beam pair link can be expressed by a logical number, which can be used to indicate a receive beam, or a transmit beam, or a transmit beam and a receive beam.
- 3GPP third generation partnership project
- a communication feature is information used to characterize transmission characteristics.
- communication characteristics may include: average gain, average delay, delay distribution, Doppler shift, Doppler distribution, etc.
- reporting is sometimes referred to as feedback.
- the measurement report parameter may also be referred to as a report parameter, a pilot report parameter, a measurement quantity, a report quantity, a measurement report quantity, a measurement report content, a report content, and the like.
- the measurement report type may also be referred to as a report format, or a measurement report format.
- the measurement reporting rule may also be referred to as a reporting rule, a pilot reporting rule, a priority rule, or a reporting priority rule.
- a quasi-co-location (QCL) relationship is used to indicate that one or more identical or similar communication features are present between multiple resources.
- QCL quasi-co-location
- the same or similar communication configuration can be used.
- the beam pair links can be considered to be the same or similar, and the same or similar power control can be used.
- related content of QCL reference may be made to 3GPP's proposals R1-167970, R1-168436, R1-1610825, R1-1610520, R1-1613719, and R1-1613108 related content and 3GPP standards, such as TS 36.211 v13.0.0.
- the technical solution of the present application can be applied to communication between different network nodes. For example, it can be applied to communication between a base station and a terminal, communication between a base station and a base station, communication between a terminal and a terminal, and the like.
- the embodiment of the present application mainly describes communication between a base station and a terminal as an example.
- the technical solution of the present application can be used in a wireless communication system as shown in FIG. 1.
- the beam formed by the beamforming technique can be used in the wireless communication system shown in FIG. 1 to obtain signal coverage at a longer distance.
- Beamforming technology is mostly used for high frequency resources and can also be used for low frequency resources.
- the wireless communication system includes a base station B200 and a terminal T100.
- the base station B200 can form a signal coverage of a high-frequency signal similar to a narrow beam shape by a beamforming technique, for example, a narrow beam, such as B21, B22, B23. Narrow beams are also directional, with narrow coverage over a wider beam.
- the base station can transmit one or more different narrow beams for communication.
- the number and direction of narrow beams transmitted by the base station may be different at different times. For example, at time T1, base station B200 generates beams B21 and B22, and at time T2, beam B23 is transmitted.
- the base station can communicate with the terminal using one or more narrow beams at the same time.
- the base station B200 can transmit a communication signal to the terminal T100 through B21 and B22 (for example, B22 can still be received by the terminal T100 after encountering the obstruction).
- the communication signals can also be transmitted to the base station B200 by using the beams B11 and B12. Different narrow beams can be used to send different information or to send the same information.
- the wireless communication system may be a 4G communication system, such as an LTE (long term evolution) system, a 5G communication system, such as an NR (new radio) system, and a communication system in which various communication technologies are integrated (for example, LTE technology). Communication system integrated with NR technology).
- LTE long term evolution
- 5G communication system such as an NR (new radio) system
- LTE technology for example, LTE technology
- NR new radio
- the terminal T100 is a device having a wireless communication function, and may be a handheld device having a wireless communication function, an in-vehicle device, a wearable device, a computing device, or other processing device connected to a wireless modem.
- Terminals can be called different names in different networks, such as: user equipment, mobile stations, subscriber units, stations, cellular phones, personal digital assistants, wireless modems, wireless communication devices, handheld devices, laptops, cordless phones, Wireless local loop station, etc.
- FIG. 2 A schematic diagram of the structure of the terminal T100 can be as shown in FIG. 2.
- the terminal T100 includes a processor, a memory, a radio frequency circuit, an antenna, and an input and output device.
- the processor is mainly used for processing communication protocols and communication data, and controlling terminals, executing software programs, processing data of software programs, and the like.
- Memory is primarily used to store software programs and data.
- the RF circuit is mainly used for the conversion of the baseband signal and the RF signal and the processing of the RF signal.
- the antenna is mainly used to transmit and receive RF signals in the form of electromagnetic waves.
- Input and output devices such as touch screens, display screens, keyboards, etc., are primarily used to receive user input data and output data to the user. Some types of terminals do not have input and output devices.
- the processor can read the software program (instruction) in the storage unit, interpret and execute the instructions of the software program, and process the data of the software program.
- the processor performs baseband processing on the data to be sent, and outputs the baseband signal to the radio frequency circuit.
- the radio frequency circuit performs radio frequency processing on the baseband signal, and then sends the radio frequency signal to the outside through the antenna in the form of electromagnetic waves.
- the RF circuit receives the RF signal through the antenna, converts the RF signal into a baseband signal, and outputs the baseband signal to the processor, which converts the baseband signal into data and processes the data.
- Figure 2 shows only one memory and processor. In an actual user equipment, there may be multiple processors and multiple memories.
- the memory may also be referred to as a storage medium or a storage device, and the like.
- the processor may include a baseband processor and/or a central processing unit.
- the baseband processor is mainly used to process a communication protocol and communication data
- the central processing unit is mainly used to control the entire terminal. Execute a software program that processes the data of the software program.
- the processor in FIG. 2 integrates the functions of the baseband processor and the central processing unit.
- the baseband processor and the central processing unit can also be independent processors and interconnected by technologies such as a bus.
- the terminal may include multiple baseband processors to adapt to different network standards.
- the terminal may include multiple central processors to enhance its processing capabilities.
- the functions of the baseband processor and the central processing unit can be integrated on one processor.
- the various components of the terminal can be connected via various buses.
- the baseband processor can also be expressed as a baseband processing circuit or a baseband processing chip.
- the central processing unit can also be expressed as a central processing circuit or a central processing chip.
- the function of processing the communication protocol and the communication data may be built in the processor, or may be stored in the storage unit in the form of a software program, and the processor executes the software program to implement the baseband processing function.
- the antenna and the radio frequency circuit having the transceiving function can be regarded as the transceiving unit of the terminal, and the processor having the processing function can be regarded as the processing unit of the terminal.
- the terminal T100 includes a transceiver unit 101 and a processing unit 102.
- the transceiver unit can also be referred to as a transceiver, a transceiver, a transceiver, and the like.
- the processing unit may also be referred to as a processor, a processing board, a processing module, a processing device, and the like.
- the device for implementing the receiving function in the transceiver unit 101 can be regarded as a receiving unit, and the device for implementing the sending function in the transceiver unit 101 is regarded as a sending unit, that is, the transceiver unit 101 includes a receiving unit and a sending unit.
- the receiving unit may also be referred to as a receiver, a receiver, a receiving circuit, etc.
- the transmitting unit may be referred to as a transmitter, a transmitter, or a transmitting circuit or the like.
- the base station B200 which may also be referred to as a base station device, is a device deployed in a wireless access network to provide wireless communication functions.
- a base station in an LTE network is called an evolved Node B (eNB or eNodeB)
- a base station in an NR network is called a TRP (transmission reception point) or a gNB (generation node B, next generation Node B).
- the structure of the base station B200 can be as shown in FIG.
- the base station B200 shown in FIG. 3 may be a split base station.
- FIG. 3 shows, on the left, a distributed base station including antennas, a remote radio unit (RRU), and a baseband unit (BBU).
- RRU remote radio unit
- BBU baseband unit
- a base station includes a 201 portion and a 202 portion.
- Part 201 is mainly used for the transmission and reception of radio frequency signals and the conversion of radio frequency signals and baseband signals; the 202 part is mainly used for baseband processing and base station control.
- Section 201 can be generally referred to as a transceiver unit, a transceiver, a transceiver circuit, a transceiver, and the like.
- Section 202 can generally be referred to as a processing unit.
- part 202 is the control center of the base station.
- part 201 may include an antenna and a radio frequency unit, wherein the radio frequency unit is mainly used for radio frequency processing.
- the device for implementing the receiving function in part 201 may be regarded as a receiving unit, and the device for implementing the transmitting function may be regarded as a transmitting unit, that is, the part 201 includes a receiving unit and a transmitting unit.
- the receiving unit may also be referred to as a receiver, a receiver, a receiving circuit, etc.
- the transmitting unit may be referred to as a transmitter, a transmitter, or a transmitting circuit or the like.
- the 202 part may include one or more boards, each of the boards may include a processor and a memory, and the processor is configured to read and execute a program in the memory to implement a baseband processing function and a base station. control. If multiple boards exist, the boards can be interconnected to increase processing power.
- SoC system-on-chip
- all or part of the functions of the 202 part and the 201 part may be implemented by the SoC technology, for example, by A base station function chip is implemented.
- the base station function chip integrates a processor, a memory, an antenna interface and the like.
- the program of the base station related function is stored in the memory, and the program is executed by the processor to implement the related functions of the base station.
- the base station function chip can also read the memory external to the chip to implement related functions of the base station.
- the measurement of the reference signal is also referred to as the measurement of the pilot, referred to as the pilot measurement; for the measurement reporting of the reference signal, also referred to as the measurement report for the pilot, referred to as the pilot.
- Measurement report or measurement report For the report setting of the pilot measurement, it is simply referred to as the report setting.
- the wireless communication system for the measurement of the pilot measurement, from the perspective of the time domain, it can be divided into aperiodic measurement reporting, periodic measurement reporting, and semi-static measurement reporting.
- the aperiodic measurement report is dynamically triggered; the measurement and reporting parameters are configured through a high layer, such as a radio resource control (RRC) layer, and a MAC-CE (media access control control element) Or DCI (downlink control information) dynamic activation reporting the measurement reporting parameter; for example, during the user's movement, when the base station detects that the current link signal quality is poor, the user is dynamically triggered to perform neighboring area measurement and reporting.
- RRC radio resource control
- MAC-CE media access control control element
- DCI downlink control information
- the periodic measurement report refers to periodically reporting the measurement report parameters at a specific time interval; configuring the measurement report parameters and the reporting period through a high layer (for example, the RRC layer); for example, after the user accesses the base station, the measurement configuration sent by the base station is received.
- the measurement report parameters that need to be reported periodically are periodically reported, and the terminal periodically reports the value of the measurement report parameter according to the reporting period.
- Semi-static measurement reporting means that the measurement report can be dynamically activated and deactivated; the measurement reporting parameters and the reporting period are configured by the upper layer (for example, the RRC layer), and the above-mentioned measurement reporting parameters are dynamically activated or deactivated by MAC-CE or DCI. Reporting; when activated, the measurement report is similar to periodic measurement reporting; when deactivated, the reporting of the above-mentioned measurement reporting parameters is not required.
- the wireless communication system for the measurement of the pilot measurement, from the perspective of the frequency domain, it can be divided into a full-band measurement report, a partial band measurement report, and a sub-band measurement report.
- the full bandwidth measurement report is a measurement report of the entire working frequency band of the serving base station; for example, the current working frequency band is 10 MHz, and the user needs to measure and combine the pilots of the full bandwidth, and report the value of the measurement reporting parameter for the full bandwidth.
- the partial bandwidth measurement report is a report of the measurement of a part of the working frequency band of the serving base station; for example, the serving base station can support different service type services, and different service types occupy part of the bandwidth of the entire working frequency band, and only need to report according to the current service type of the user.
- the value of the parameter is reported for the measurement of the partial bandwidth.
- the sub-band measurement reporting refers to dividing the entire working frequency band of the serving base station into multiple sub-bands, and the base station or the user side selects the reported value of the measurement reporting parameter for one or more sub-bands.
- beam management can be achieved by measuring pilots.
- the base station transmits pilots through different beams (which can be simply understood as transmitting pilots in different directions), and the terminal measures pilots on different beams to obtain pilot measurements on the respective beams, and feeds back the measurement results.
- the pilots transmitted using different beams described above may be CSI-RS.
- the measurement reporting of the pilot can be used for both beam management and link adaptive scheduling.
- the measurement reporting parameters reported by the terminal may include one or more of the following:
- Receive beam indication used to indicate the user side or base station side receive beam index or number.
- the receive beam indication may indicate one receive beam or multiple receive beams.
- the receive beam indication can be expressed using a logical identifier.
- the logical identifier may identify a single beam or may identify a group of beams.
- the logical identifier can be an identification of a beam.
- the logical identifier can be considered as a group identifier.
- the group identity can be the identity of the BPL, or the identity of the QCL.
- a group of identities have some or some of the same or similar communication or spatial characteristics.
- the receive beam indication may also be referred to as a receive beam index indication, and the receive beam index indication is a beam index indication.
- the transmit beam indication may indicate one transmit beam or multiple transmit beams. Similar to the receive beam indication, it can be expressed by using a logical identifier. For related content, refer to the relevant content of the receive beam indication.
- the transmit beam indication may also be identified by using a resource identifier of the reference signal or an antenna port number. For example, the resource identifier or the antenna port number of the CSI-RS is used to identify the transmission beam, or the combination of the resource identifier of the CSI-RS and the antenna port number is used to identify the transmission beam.
- the transmit beam indication may also be referred to as a transmit beam index indication, and the transmit beam index indication is a beam index indication.
- Beam quality used to reflect the quality of the beam.
- the beam quality can be expressed by the received power of the reference signal, such as layer-by-CSI-RS reference signal received power (L1CSI-RS RSRP), that is, the linearity of the CSI-RS measured at the antenna connection of the terminal. Average power in watts [W].
- L1CSI-RS RSRP layer-by-CSI-RS reference signal received power
- Spatial parameters The spatial characteristics of the transmission channel used to indicate the base station and the user. For example, the mean zenith angle of arrival or the mean angle of arrival can be understood as a space-dividing characteristic.
- the resource selection indicator is used to indicate the current resource set of the pilot corresponding to the measurement, or the pilot resource, or the pilot port, or the beam information of the pilot resource.
- the resource selection indication may refer to a channel state information reference singal resource indicator (CRI) in LTE.
- Rank indicator used to indicate the number of transmission layers that the current user can use.
- a precoding matrix indicator for indicating precoding information that can be used by the current user.
- the PMI can be divided into two parts, one part is long-term channel quality precoding information or beam selection (represented by W1), and the other part is short-term/ Instantaneous channel quality precoding information (represented by W2); when the base station uses multiple antenna panels, the PMI can be divided into three parts, one part is W1, one part is W2, and the other part is the bandwidth between multiple antenna panels. Or the phase information (co-phasing factor) of the subband (represented by W3). Among them, W3 can be reported independently, or embedded in W1 or W2. W1 is sometimes referred to as the first PMI, and W2 is sometimes referred to as the second PMI.
- Channel quality used to indicate the channel quality of the current user.
- CQI channel quality indicator
- MCS modulation and coding scheme
- Precoding based on a linear merged codebook for indicating the final precoding information.
- W1 is used to feed back selected multiple beam indications
- W2 is used to indicate one or more sets of weighting vectors of multiple beams selected by W1, and the two parts can be jointly indicated by the above two parts. Precoded information.
- Covariance matrix used to indicate long-term, wide-band channel covariance matrices.
- Hybrid CSI for indicating joint feedback of precoding based on linear combining codebook and beamforming CSI-RS (beamformed CSI-RS) measurement.
- the amount of interference is used to indicate the amount of interference of the paired users in the cell, or the amount of interference between cells, or the amount of interference between beams.
- the measurement setting may be issued by the network side for the terminal.
- the measurement configuration may include one or more links corresponding to a reporting setting and a resource setting; each resource setting includes one or more resource sets ( Each of the resource sets further includes one or more pilot (eg, CSI-RS) resources, and each pilot resource corresponds to a resource index for uniquely identifying the pilot resource.
- This measurement configuration can be used for the above beam measurements as well as for the pilot measurements described above.
- the measurement reporting parameters that the terminal needs to report are different. For example, for a P2 beam scan, a transmit beam indication needs to be reported. For a P3 beam scan, a receive beam indication needs to be reported. Therefore, the measurement reporting parameters reported by the terminal may change according to the network application scenario or the mode of beam scanning. Through the above measurement configuration, it can be applied to beam management and link adaptive scheduling.
- an index can be understood as an identifier, and an index can also be referred to as a number.
- the resource setting can be understood as indicating which resources (such as frequency domain resources, time domain resources, or spatial resources) the reference signal (pilot) is transmitted.
- the reporting setting can be understood as indicating the measurement report to be reported.
- Parameters, links can be understood as the relationship between measurement resource settings and measurement report settings.
- the base station and terminal in FIG. 4 may be the base station and the terminal in FIG. 2 and FIG. 3, and the network scenario in FIG. 4 may be as shown in FIG. 1.
- S101 The terminal sends the reporting capability to the base station.
- the above transmission function can be implemented by the transceiver of the terminal.
- the base station receives the reporting capability from the terminal.
- the above receiving function can be implemented by the transceiver of the base station.
- the reporting capability can be understood as measurement capability and measurement reporting capability.
- the reporting capability includes: a maximum working bandwidth that the terminal can support, a number of receiving antennas of the terminal, and the like.
- the terminal may send the foregoing measurement capability information to the base station by using RRC signaling or physical layer signaling.
- the base station sends a measurement configuration including one or more reporting settings to the terminal.
- the above transmission function can be implemented by the transceiver of the base station.
- the terminal receives the above measurement configuration from the base station.
- the above receiving function can be implemented by the transceiver of the terminal.
- each reporting setting includes one or more of the following information: an index of the report setting, which is used to uniquely identify a report setting; and the pilot measurement report Time domain characteristics (eg, periodic, aperiodic, semi-static); pilot measurement and reported frequency domain granularity (eg sub-band feedback for terminal decision, sub-band feedback for base station configuration, full bandwidth feedback, partial bandwidth) Feedback); measuring the reported content (for example: PMI, RI, CQI, CRI); indication information of the beam scanning method; optionally, the measurement configuration may also include measurement limitation, codebook configuration, if periodic reporting, each The reporting setting also includes a reporting period and a reporting time offset corresponding to the reporting amount.
- an index of the report setting which is used to uniquely identify a report setting
- the pilot measurement report Time domain characteristics eg, periodic, aperiodic, semi-static
- pilot measurement and reported frequency domain granularity eg sub-band feedback for terminal decision, sub-band feedback for base station configuration, full bandwidth feedback, partial bandwidth
- the measurement configuration may also include
- the measurement report parameter may be considered to be included in the measurement configuration, or the measurement report parameter may be considered to be included in the report setting.
- the measurement limit is configured for the report setting, and is used to notify the user of the current measurement behavior, for example, whether it is based on the measurement result of a single sampling point or based on the measurement average result in a period of time; the codebook configuration is used to indicate the PMI.
- the codebook set index used for retribution.
- the time domain feature is configured for the reporting settings and is applicable to all measurement reporting parameters included in the reporting settings; the frequency domain characteristics are configured for measuring reporting parameters, such as the above-mentioned measurement reporting parameters 3), 4), 7), 8), 9), 10), 11), 12) Configurable frequency domain characteristics.
- the measurement configuration can be sent to the terminal through high layer signaling.
- the high layer signaling may be radio resource control (RRC) signaling.
- RRC radio resource control
- the terminal after receiving the measurement configuration, the terminal can make measurements according to the measurement configuration. As shown in S103 and S104 of Figure 4:
- S103 The base station sends a reference signal (pilot);
- the transmission function of S103 can be implemented by the transceiver of the base station.
- S104 The terminal performs measurement on the reference signal, and acquires values of multiple measurement reporting parameters.
- the measurement and acquisition functions in S104 can be implemented by the processor and transceiver of the terminal.
- the terminal after receiving the measurement configuration, the terminal does not immediately perform the measurement report according to the measurement configuration, and needs to wait for the report activation indication sent by the base station to determine whether to open the report of the measurement report parameter in the measurement configuration.
- the base station may send a report activation indication to the terminal according to the function of the reference signal, or the current transmission mode, or the application scenario, or the beam scanning mode, for activating the measurement report that the terminal needs to report.
- the parameter is the reporting behavior of the active terminal for the measurement reported parameter. As shown in S105 in Figure 4:
- S105 The base station sends a report activation indication to the terminal.
- the transmitting function of S105 can be implemented by the transceiver of the base station.
- the terminal receives the report activation indication from the base station.
- This receiving function can be implemented by the transceiver of the terminal.
- the above report activation indication can be understood as a switch for reporting whether the measurement report parameter is to be reported.
- the measurement configuration indicates that the measurement report reporting parameter 1, the measurement reporting parameter 2, and the measurement reporting parameter 3 are required, and the reporting activation indication may indicate that the measurement reporting parameters 1 and 2 are activated, and the terminal reports the parameters 1 and 2 according to the measurement configuration. Reporting is performed without reporting the reporting of parameter 3.
- the base station may send the reporting activation indication to the terminal by using RRC signaling, MAC-CE, or DCI.
- the measurement configuration or the report setting in the S102 part can also be regarded as a report activation indication, and the S105 part does not need to be executed at this time.
- the base station may perform S103 again to change the measurement reporting parameter of the terminal. For example, you can turn off some of the active measurement reporting parameters or turn on some new measurement reporting parameters. Among them, closing can be understood as deactivation, and opening can be understood as activation.
- the terminal may report the measurement and report parameters according to the foregoing report setting.
- S106 The terminal sends a value of the measurement reporting parameter to the base station.
- the transmitting function in S106 can be implemented by the transceiver of the terminal.
- the base station receives the value of the measurement reporting parameter from the terminal.
- This receiving function can be implemented by the transceiver of the base station.
- the terminal may send a value of the measurement reporting parameter to the base station according to the reporting setting.
- the terminal may report the measurement reporting parameter according to the measurement reporting parameter and its corresponding reporting period or reporting time offset.
- the terminal can report the CQ, PMI, receive beam indication, and beam quality in the Kth subframe according to the measurement configuration, and the terminal can report the CQ, PMI, receive beam indication, and beam quality in the Kth subframe.
- the measurement report type can be agreed upon, which is referred to as the report type.
- the terminal reports the measurement and report parameters, it needs to report the measurement report parameters specified in the report type.
- the terminal needs to report CQ, PMI, receive beam indication, and beam quality in the Kth subframe according to the measurement configuration.
- the measurement report type X specifies that the terminal can simultaneously report CQ, PMI, and in one subframe. The beam quality, and there is no measurement reporting type.
- the terminal can report CQ, PMI, beam quality and receive beam indication in one subframe at the same time.
- the terminal will report CQ, PMI and K in the Kth subframe according to the measurement reporting type X. Beam quality without reporting the receive beam indication.
- Report type 1 beam index indication (beam indication); this reporting type is used to inform the base station which of the receiving/transmitting beams are best for the terminal, or meets the quality requirements, or is available.
- the beam index indication may indicate one or more (eg, N) receive/transmit beams.
- the number N may be specified by a communication standard or signaled by a base station through RRC, MAC-CE, DCI, etc., or one or more (e.g., N) receive/transmit beams independently selected by the terminal.
- Report Type 2 Channel Quality; This report type is used to inform the base station of the channel or beam quality.
- the terminal selects the best one beam pair (ie, the receiving beam of the terminal and a best transmitting beam of the base station it receives), and reports the channel quality of the beam pair;
- the channel quality may be layer 1 reference signal received power (L1-RSRP), or layer 1 reference signal received quality (L1-RSRQ), or CQI.
- Report Type 3 Channel Quality and Corresponding Beam Index Indicator.
- the reporting type is used to inform the base station which of the receiving/transmitting beams are best for the terminal, or meets quality requirements, or is available, and the corresponding channel quality.
- the terminal reports one or more (for example, N) beam indexes configured by the base station, and the channel quality corresponding to the foregoing beam.
- one or more (for example, N) receiving/transmitting beams selected by the terminal independently report the index indication and channel quality of the selected receiving/transmitting beam.
- Each of the beam index indications may correspond to one or more beam qualities.
- the channel quality may be one or more of the following parameters: L1-RSRP, L1-RSRQ, CQI.
- Report Type 4 Channel Quality, Space Division Characteristics, and corresponding beam index indication.
- the reporting type is used to inform the base station which of the receiving/transmitting beams are best for the terminal, or meets the quality requirements, or is available, and the corresponding channel quality and spatial characteristics of the above beams.
- the best receiving/transmitting beam is selected, and the receiving/transmitting beam index indication, channel quality, and space division characteristics are reported.
- the pilot resources of one or more (for example, N) beams configured by the base station report beam index indication, channel quality, and space division characteristics.
- Each of the beam index indications may correspond to one or more channel qualities and space division characteristics, in accordance with the order of the base station configuration.
- one or more (for example, N) receive/transmit beams selected by the terminal independently report the receive/transmit beam index indication and the corresponding beam quality and space division characteristics.
- Each of the receive/transmit beam index indications may correspond to one or more beam quality and space division characteristics.
- Report Type 5 Report beam index indication and RI.
- the reporting type is used to inform the base station which of the receiving/transmitting beams are best/good/available for the terminal and the corresponding number of transmission layers. Specifically, as an optional implementation manner, the best one of the transmit beams is selected, and the receive/transmit beam index indication and the RI are reported.
- the pilot resources of one or more (for example, N) beams configured by the base station report the beam index indication and the RI.
- one or more (for example, N) receiving/transmitting beams selected by the terminal independently report the receiving/transmitting beam index indication and the RI.
- Report Type 6 Report beam index indication, RI, and PMI.
- the reporting type is used to inform the base station which of the receiving/transmitting beams are best/good/available for the terminal and the corresponding number of transmission layers and precoding matrix indications. Specifically, as an optional implementation manner, the best one of the transmit beams is selected, and the receive/transmit beam index indication, the RI, and the precoding matrix indication are reported.
- one or more (for example, N) receiving/transmitting beams selected by the terminal independently report the receiving/transmitting beam index indication, the RI, and the precoding matrix indication.
- Report Type 7 Report RI and PMI.
- the reporting type is used to inform the base station of the number of transmission layers and the precoding matrix indication that the terminal is optimal based on the current channel.
- the pilot resources of one or more (for example, N) beams configured by the base station report the RI and the precoding matrix indication based on the configuration of the base station.
- one or more (for example, N) receiving/transmitting beams selected by the terminal independently report the RI and the precoding matrix indication.
- Report Type 8 Report channel quality and PMI.
- the reporting type is used to inform the base station that the terminal is based on the current channel quality and the precoding matrix indication. Specifically, as an optional implementation manner, the pilot resources of one or more (for example, N) beams configured by the base station are reported based on the configuration of the base station and the precoding matrix indication. As an optional implementation manner, one or more (for example, N) receiving/transmitting beams selected by the terminal independently report channel quality and precoding matrix indication.
- the beam index indication may be a receive beam index indication, or may be a transmit beam index indication, or may be a transmit beam index indication and a receive beam index indication.
- the beam index indication may be set by the resource ID (identity), or may be a resource set ID, or may be a reference and signal resource ID, or may be a port number ID, or may be a resource setting ID, a resource set ID, a reference and a signal resource.
- Various combinations of the ID and the port number ID may be represented by a SS block time index (SS means Synchronization signal).
- the ID can mean the meaning of the logo.
- the receiving beam index indication may be a terminal receiving beam set, a terminal receiving beam, a terminal receiving antenna group, or a terminal receiving antenna. It can also be various combinations of receive beam sets and receive antenna sets.
- the beam index indication may also be a logical indication, such as a BPL identity, a QCL identity, or a tag identity, or an indicator identity.
- One identifier corresponds to one or more explicit resource setting IDs, resource collection IDs, and may also refer to various combinations of signal resource IDs, port number IDs, or resource setting IDs, resource collection IDs, reference signal resource IDs, and port number IDs. , or sync signal block time index.
- the terminal may need to report multiple measurement reporting parameters to the base station at the same time. If there is insufficient resources for reporting the measurement reporting parameters, or there is information redundancy between multiple measurement reporting parameters, it can be understood that the measurement reporting conflicts.
- the terminal may report the measurement report parameters of the selected part of the plurality of measurement report parameters according to the report rule, that is, the terminal sends the value of the partial measurement report parameter of the plurality of measurement report parameters to the base station, and the partial measurement report is performed.
- the parameters satisfy the reporting rules.
- Some of the measurement reporting parameters may be one or more.
- the above reporting rules may be predefined by a protocol or signaled by a base station to the UE, for example by RRC, MAC-CE or DCI.
- the reporting rules can include one or more of the following:
- the reporting priority of the aperiodic measurement is higher than that of the semi-static measurement, that is, the non-periodic measurement is prioritized over the semi-static measurement.
- the terminal when the terminal is configured to report the measurement reporting parameters corresponding to the aperiodic measurement reporting setting 1 and the semi-static measurement reporting setting 2 in the Kth subframe according to the measurement configuration, the terminal preferentially reports the aperiodic measurement reporting setting 1 correspondingly. The measured parameters are reported.
- Report rule 2 The aperiodic measurement report takes precedence over the periodic measurement report.
- Reporting rule 3 Semi-static measurement reporting takes precedence over periodic measurement reporting. For example, when the terminal is configured to report the measurement report parameters corresponding to the periodic measurement report setting 1 and the semi-static measurement report setting 2 in the Kth subframe, the terminal preferentially reports the measurement report corresponding to the semi-static measurement report setting 2 parameter.
- the above reporting rules 1-3 can be considered as a time domain reporting rule.
- the measurement reporting priority reported by the full-bandwidth measurement is higher than the measurement reporting reported by the sub-band measurement, that is, the full-bandwidth measurement reporting is prioritized over the sub-bandwidth measurement reporting; for example, when the terminal according to the measurement configuration, it is known that the K-th subframe needs to be reported.
- the channel quality of the full bandwidth is preferentially reported by the terminal to the channel quality of the full bandwidth.
- the channel quality of the full bandwidth and the measurement reporting parameters based on the quality of the subband channel selected by the user may be from the same reporting setting, or may be from different reporting settings.
- the measurement reporting priority reported by the partial bandwidth measurement is higher than the measurement reporting reported by the sub-band measurement, that is, the partial bandwidth measurement reporting is prioritized over the sub-band measurement reporting; for example, when the terminal according to the measurement configuration, it is known that the K-th subframe needs to be reported.
- the channel quality of part of the bandwidth and the quality of the sub-band channel selected by the user the terminal preferentially reports the channel quality of the part of the bandwidth.
- the part of the channel quality and the measurement reporting parameter based on the sub-band channel quality selected by the user may be from the same reporting setting, or may be from different reporting settings.
- the measurement reporting priority of the partial measurement report is higher than the full bandwidth measurement report, that is, the partial measurement bandwidth report is prioritized over the full bandwidth measurement report; for example, when the terminal according to the measurement configuration, it is known that the full bandwidth channel needs to be reported in the Kth subframe.
- the terminal preferentially reports the channel quality of the part of the bandwidth.
- the channel quality measurement reporting parameters of the full-bandwidth channel quality and the partial bandwidth may be from the same reporting setting, or may be from different reporting settings.
- the above reporting rule 4-6 can be considered as a frequency domain reporting rule.
- the priority of the first type of measurement reporting parameter is higher than that of the second type of measurement reporting parameter, that is, the first type of measurement reporting parameter takes precedence over the second type of measurement reporting parameter; for example, when the terminal according to the measurement configuration, the Kth subframe is known.
- the receiving beam and RI are required, and the terminal preferentially reports the receiving beam index identifier.
- the measurement parameters 1), 2), and 5) are the first type of measurement reporting parameters, and the measurement parameters 3), 6), 7), and 8) are reported as the second type of measurement.
- Reporting rule 8 The priority of the second type of measurement reporting parameter is higher than that of the third type of measurement reporting parameter, that is, the second type of measurement reporting parameter takes precedence over the third type of measurement reporting parameter. For example, the measurement parameters 3), 6), 7), and 8) are reported for the second type of measurement, and the measurement parameters 4), 9), 11), and 12) are reported for the third type of measurement.
- the reporting rule 7-8 can be considered as a reporting rule for reporting content.
- the reporting type including the beam index indication takes precedence over the reporting type including the RI; for example, when the terminal needs to report the measurement reporting type 1 and the measurement reporting type 7 in the Kth subframe according to the measurement configuration, the terminal preferentially reports the measurement report.
- Type 1 The measurement reporting type 1 including the beam index indication and the measurement reporting parameter of the measurement reporting type 7 including the RI may be from the same reporting setting, or may be from different reporting settings.
- Reporting rule 10 The reporting type including the beam index indication takes precedence over the reporting type including the PMI; for example, when the terminal needs to report the measurement reporting type 1 and the measurement reporting type 7 in the Kth subframe according to the measurement configuration, the terminal only reports the measurement report. Type 1.
- the measurement reporting parameters of the measurement report type 1 and the measurement report type 7 may be from the same report setting or from different report settings.
- Reporting rule 11 The reporting type including the beam index indication takes precedence over the reporting type including the channel quality; for example, when the terminal needs to report the measurement reporting type 1 and the measurement reporting type 2 in the Kth subframe according to the measurement configuration, the terminal only reports the measurement. Report type 1.
- the measurement reporting parameters of the measurement report type 1 and the measurement report type 2 may be from the same report setting, or may be from different report settings.
- the reporting type including the RI takes precedence over the reporting type including the PMI; for example, when the terminal needs to report the measurement reporting type 7 and the measurement reporting type 8 in the Kth subframe according to the measurement configuration, the terminal preferentially reports the measurement reporting type 7 .
- the measurement report type 7 including the RI and the measurement report parameter of the measurement report type 8 including the PMI may be from the same report setting or from different report settings.
- Reporting rule 13 The reporting type including the PMI takes precedence over the reporting type including the channel quality; for example, when the terminal needs to report the measurement reporting type 8 and the measurement reporting type 2 in the Kth subframe according to the measurement configuration, the terminal preferentially reports the measurement reporting type. 8.
- the measurement reporting parameters of the measurement reporting type 8 and the measurement reporting type 2 may be from the same reporting setting, or may be from different reporting settings.
- the above reporting rule 9-13 can be regarded as a reporting type reporting rule.
- the reporting type of the reporting type has the following priorities: Reporting type with higher priority and less overhead. For example, if the terminal needs to report the type 6 (beam index indication, RI, and PMI) at the current time, but the reporting resource overhead cannot be reported at the same time, the reporting type 6 is rolled back to the report that only includes the beam index indication and the RI. Type 5.
- the terminal may stipulate a reporting rule of multiple reporting settings according to the configuration information of the report setting.
- a reporting rule of multiple reporting settings according to the configuration information of the report setting.
- the reporting rule 14 is configured to report the measurement reporting parameter with the low ID of the reporting ID and the lowering of the reporting setting ID ID. For example, when the terminal according to the measurement configuration, the measurement reporting parameter of reporting setting ID1 and reporting setting ID2 needs to be reported in the Kth subframe. The terminal only reports the measurement reporting parameters corresponding to the reporting setting ID1.
- the reporting rule 15 the reporting of the lowering of the serving cell ID corresponding to the lowering of the serving cell ID is higher than the measurement reporting parameter of the serving cell ID; for example, when the terminal according to the measurement configuration, the measurement report of the serving cell ID1 and the serving cell ID2 needs to be reported in the Kth subframe.
- the parameter only reports the measurement reporting parameter corresponding to the service cell ID1.
- the optional processing method is as follows: firstly, according to the reporting time domain characteristic of the user; if the reporting time domain features have the same priority, the processing is processed according to the reported content; if the reported content has the same priority, the processing is performed according to the reporting type;
- the domain attribute reporting rule +c* report content reporting rule +d* reporting type reporting rule +e* configuration information reporting rule; wherein, a, b, c, d, e> 0, the specific value may be configured by the base station, or The protocol is pre-agreed; wherein different time domain characteristics, different frequency domain characteristics, different reporting contents, different reporting types, different configuration information may take the same value, or may take different values, for example, periodic and semi-static
- the time domain feature is 1 and the aperiodic time domain feature is 2.
- the user is configured with two measurement reporting settings.
- the periodic measurement reporting setting 1 includes the reporting volume receiving beam index indication and the full bandwidth channel quality.
- the terminal may feed back the measurement result of the pilot on each spatial resource to the base station as needed, so that the base station can adapt the data transmission scheduling and the space resource management of each spatial resource, thereby improving the performance of the wireless communication system.
- the method is simple and elegant in implementation, and can be compatible with CSI measurement reporting.
- the embodiment of the present application further provides a measurement reporting method, where the method includes:
- the terminal acquires a value of the plurality of measurement reporting parameters; the terminal sends a value of the partial measurement reporting parameter of the plurality of measurement reporting parameters to the base station, where the partial measurement reporting parameter satisfies the reporting rule.
- the value of the above-mentioned measurement reporting parameter may be obtained by measurement, or may be obtained by measurement after measurement.
- the above partial measurement reporting parameters may be one, or may be multiple.
- the above measurement reporting parameters may include one or more measurement reporting parameters associated with spatial resources. For example: air separation feature.
- the method further includes: the terminal receiving the reporting rule.
- the reporting rule may be carried in high-level signaling, such as RRC (radio resource control) signaling, and sent to the terminal.
- RRC radio resource control
- reporting rules may be as specified by the communication standard.
- the method further includes: the terminal receiving a report setting, where the report setting includes the plurality of measurement report parameters.
- the above report settings can be carried in the measurement configuration and sent to the terminal.
- the measurement configuration can be carried in the RRC signaling and sent to the terminal.
- the method further includes: the terminal receiving the reporting activation indication associated with the multiple measurement reporting parameters.
- the above activation indication is used to activate the behavior of reporting the measurement reporting parameters.
- the reporting activation indication may be carried in the MAC-CE or DCI and sent to the terminal.
- the method further includes: the terminal sending the reporting capability of the terminal to the base station, where the multiple measurement reporting parameters are associated with the reporting capability of the terminal. It can be understood that the terminal has the capability of measuring and reporting the plurality of measurement reports.
- the acquiring, by the terminal, the value of the multiple measurement reporting parameters includes: the terminal measuring the pilot of the base station, and obtaining a value of the multiple measurement reporting parameters.
- the terminal sends, to the base station, a value of a part of the measurement reporting parameters in the multiple measurement reporting parameters, including: if a reporting conflict occurs, the terminal sends the part to the base station Measure the value of the reported parameter.
- the embodiment of the present application further provides a measurement reporting method.
- the method includes: the base station sends a pilot; the base station receives, from the terminal, a value of a part of the measurement reporting parameters of the plurality of measurement reporting parameters associated with the pilot, where the partial measurement reporting parameter satisfies a reporting rule.
- the embodiment of the present application further provides a communication apparatus for implementing the method on the terminal side in FIG.
- the communication device can be a terminal or a baseband chip.
- the structure of the terminal can be as shown in FIG. 2.
- the communication device includes a processor and a transceiver component.
- the processor and transceiver component can be used to implement the functions of various portions of the method on the terminal side described above.
- its transceiver component may be a transceiver
- its transceiver component may be an input/output circuit of a baseband chip.
- the communication device includes a processor.
- the processor is configured to run the above program to enable the above terminal side method to be implemented.
- the communication device may further include a memory for storing a program implementing the terminal side method.
- the embodiment of the present application further provides a communication apparatus, which is used to implement the method on the base station side.
- the communication device can be a base station, or a baseband chip, or a baseband single board.
- the communication device includes a processor and a transceiver component.
- the processor and transceiver component can be used to implement the functions of various portions of the method at the base station side described above.
- the communication device is a base station
- its transceiver component can be a transceiver.
- the transceiver component can be a baseband chip or an input/output circuit of a baseband single board.
- the communication device includes a processor.
- the processor is configured to run the above program to cause the above-described method on the base station side to be implemented.
- the communication device may further include a memory for storing a program for implementing the base station side method.
- the embodiment of the present application further provides a computer program product, the program product comprising a program, when the program is executed, causing the terminal side or base station side method to be executed.
- the embodiment of the present application further provides a computer readable storage medium on which a program is stored, and when it is executed, the terminal side or base station side method is executed.
- the disclosed apparatus and method may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or 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 application 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 hardware plus software functional units.
- the above software function parts can be stored in the storage unit.
- the storage unit includes instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) or a processor to perform some of the steps of the methods described in various embodiments of the present application.
- the storage unit includes: one or more memories, such as a read-only memory (ROM), a random access memory (RAM), and an electrically erasable programmable read only memory (EEPROM). and many more.
- the storage unit may exist independently or may be integrated with the processor.
- the above embodiments it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
- software 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.
- a program may also be referred to as a computer instruction.
- the computer program instructions When the computer program instructions are loaded and executed on a computer, the processes or functions described 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 from a website site, computer, server or data center Transfer to another website site, computer, server, or data center by wire (eg, coaxial cable, fiber optic, digital subscriber line (DSL), or wireless (eg, infrared, wireless, microwave, etc.).
- 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 (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a DVD), or a semiconductor medium (such as a solid state disk (SSD)).
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Abstract
Description
Claims (22)
- 一种测量上报的方法,其特征在于,包括:获取多个测量上报参数的值;向基站发送所述多个测量上报参数中部分测量上报参数的值,所述部分测量上报参数满足上报规则;其中,所述上报规则包括:(a)上报设置的标识小的优先于上报设置标识大的;(b)服务小区标识小的优先于服务小区标识大的;(c)包括波束索引指示的上报类型优先于包括RI的上报类型;(d)非周期性测量上报优先于半静态测量上报,或者半静态测量上报优先于周期性测量上报。
- 如权利要求1所述的方法,其特征在于,所述包括波束索引指示的上报类型为包括波束索引指示和波束质量的上报类型;所述部分测量上报参数满足所述包括波束索引指示和波束质量的上报类型。
- 如权利要求1或2所述的方法,其特征在于,所述部分测量上报参数属于第一测量上报设置,所述多个测量上报参数中除所述部分测量上报参数以外的测量上报参数属于第二测量上报设置;所述方法还包括:对所述上报规则进行加权以及合并处理,获取所述第一测量上报设置的优先级和所述第二测量上报设置的优先级;其中,所述第一测量上报设置的优先级高于所述第二测量上报设置的优先级。
- 如权利要求1-3任一所述的方法,其特征在于,还包括:接收所述第一测量上报设置和所述第二测量上报设置。
- 如权利要求1-4任一所述的方法,其特征在于,还包括:接收所述多个测量上报参数关联的上报激活指示。
- 如权利要求1-5任一所述的方法,其特征在于,还包括:所述基站发送所述终端的上报能力,所述多个测量上报参数与所述终端的上报能力有关联。
- 如权利要求1-6任一所述的方法,其特征在于,所述获取多个测量上报参数的值包括:对所述基站的导频进行测量,获得所述多个测量上报参数的值。
- 如权利要求1-7任一所述的方法,其特征在于,所述向基站发送所述多个测量上报参数中部分测量上报参数的值,包括:如果发生上报冲突,向所述基站发送所述部分测量上报参数的值。
- 一种测量上报的方法,其特征在于,包括:发送导频;从终端接收与所述导频关联的多个测量上报参数中部分测量上报参数的值,所述部分测量上报参数满足上报规则;其中,所述上报规则包括:(a)上报设置的标识小的优先于上报设置标识大的;(b)服务小区标识小的优先于服务小区标识大的;(c)包括波束索引指示的上报类型优先于包括RI的上报类型;(d)非周期性测量上报优先于半静态测量上报,或者半静态测量上报优先于周期性测量上报。
- 如权利要求9所述的方法,其特征在于,所述包括波束索引指示的上报类型为包括波束索引指示和波束质量的上报类型;所述部分测量上报参数满足所述包括波束索引指示和波束质量的上报类型。
- 如权利要求9或10所述的方法,其特征在于,所述部分测量上报参数属于第一测量上报设置,所述多个测量上报参数中除所述部分测量上报参数以外的测量上报参数属于第二测量上报设置;其中,所述第一测量上报设置的优先级高于所述第二测量上报设置的优先级,所述第一测量上报设置的优先级和所述第二测量上报设置的优先级是基于对所述上报规则进行加权以及合并处理获得的。
- 如权利要求9-11任一所述的方法,其特征在于,还包括:向所述终端发送所述第一测量上报设置和所述第二测量上报设置。
- 如权利要求9-12任一所述的方法,其特征在于,还包括:向所述终端发送所述多个测量上报参数关联的上报激活指示。
- 如权利要求9-13任一所述的方法,其特征在于,还包括:接收所述终端的上报能力,所述多个测量上报参数与所述终端的上报能力有关联。
- 一种通信装置,其特征在于,包括:处理器和接口组件;所述处理器用于通过接口组件读取并执行存储器中的指令,以实现如权1-8任一所述的方法。
- 如权利要求15所述的通信装置,其特征在于,还包括:所述存储器。
- 一种通信装置,其特征在于,包括:处理器和接口组件;所述处理器用于通过接口组件读取并执行存储器中的指令,以实现如权9-14任一所述的方法。
- 如权利要求17所述的通信装置,其特征在于,还包括:所述存储器。
- 一种计算机可读存储介质,包括指令,当其在通信装置上运行时,使得所述通信装置执行如权1-8任一所述的方法。
- 一种计算机可读存储介质,包括指令,当其在通信装置上运行时,使得所述通信装置执行如权9-14任一所述的方法。
- 一种计算机程序产品,包括指令,当其在通信装置上运行时,使得所述通信装置执行如权1-8任一所述的方法。
- 一种计算机程序产品,包括指令,当其在通信装置上运行时,使得所述通信装置执行如权9-14任一所述的方法。
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Cited By (6)
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WO2020164626A1 (en) | 2019-02-15 | 2020-08-20 | Qualcomm Incorporated | Partial-bandwidth feedback for beam combination codebook |
CN113454923A (zh) * | 2019-02-15 | 2021-09-28 | 高通股份有限公司 | 用于波束组合码本的部分带宽反馈 |
EP3925091A4 (en) * | 2019-02-15 | 2022-11-02 | Qualcomm Incorporated | PARTIAL BANDWIDTH FEEDBACK FOR BEAM COMBINATION CODE BOOK |
US11595097B2 (en) * | 2019-02-15 | 2023-02-28 | Qualcomm Incorporated | Partial-bandwidth feedback for beam combination codebook |
CN113766525A (zh) * | 2020-06-04 | 2021-12-07 | 中国移动通信集团吉林有限公司 | 一种波束扫描方法、装置、存储介质和基站 |
CN113766525B (zh) * | 2020-06-04 | 2023-09-19 | 中国移动通信集团吉林有限公司 | 一种波束扫描方法、装置、存储介质和基站 |
Also Published As
Publication number | Publication date |
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EP3618491A1 (en) | 2020-03-04 |
CN108810967A (zh) | 2018-11-13 |
EP3618491A4 (en) | 2020-03-25 |
EP3618491B1 (en) | 2021-08-11 |
CN108810967B (zh) | 2023-12-12 |
BR112019023213A2 (pt) | 2020-05-26 |
US11134406B2 (en) | 2021-09-28 |
US20200068422A1 (en) | 2020-02-27 |
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