WO2024099125A1 - 测量信息反馈方法、接收方法及通信设备 - Google Patents

测量信息反馈方法、接收方法及通信设备 Download PDF

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WO2024099125A1
WO2024099125A1 PCT/CN2023/127469 CN2023127469W WO2024099125A1 WO 2024099125 A1 WO2024099125 A1 WO 2024099125A1 CN 2023127469 W CN2023127469 W CN 2023127469W WO 2024099125 A1 WO2024099125 A1 WO 2024099125A1
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signal
measurement
information
performance indicator
measurement result
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PCT/CN2023/127469
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English (en)
French (fr)
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姚健
姜大洁
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维沃移动通信有限公司
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Publication of WO2024099125A1 publication Critical patent/WO2024099125A1/zh

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  • the present application belongs to the field of communication technology, and specifically relates to a measurement information feedback method, a receiving method and a communication device.
  • Communication equipment often needs to perform measurements during actual operation.
  • communication equipment often performs measurements based on a fixed signal, specifically, based on a fixed reference signal.
  • how to feedback measurement information is still in the research stage, resulting in poor measurement performance of communication equipment.
  • the embodiments of the present application provide a measurement information feedback method, a receiving method and a communication device, which can solve the problem of poor measurement performance of the communication device.
  • a measurement information feedback method comprising:
  • the first device sends measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • a method for receiving measurement information including:
  • the second device receives measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • a measurement information feedback device comprising:
  • a sending module configured to send measurement feedback information, wherein the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • a measurement information receiving device comprising:
  • a receiving module configured to receive measurement feedback information, wherein the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • a communication device which includes a processor and a memory, wherein the memory stores a program or instruction that can be run on the processor, and when the program or instruction is executed by the processor, the steps of the measurement information feedback method provided in the embodiment of the present application are implemented.
  • a communication device comprising a processor and a communication interface, wherein the communication interface is used to send measurement feedback information, and the measurement feedback information is associated with at least one of the following measurement methods: measurement based on a first signal, measurement based on a second signal, and measurement based on a first signal and a second signal; wherein the first signal includes at least one of the following: a reference signal, a synchronization signal, and a perception signal; and the second signal includes: a communication data signal.
  • a communication device which includes a processor and a memory, wherein the memory stores a program or instruction that can be run on the processor, and when the program or instruction is executed by the processor, the steps of the measurement information receiving method provided in the embodiment of the present application are implemented.
  • a communication device comprising a processor and a communication interface, wherein the communication interface is used to receive measurement feedback information, and the measurement feedback information is associated with at least one of the following measurement methods: measurement based on a first signal, measurement based on a second signal, and measurement based on a first signal and a second signal; wherein the first signal includes at least one of the following: a reference signal, a synchronization signal, and a perception signal; and the second signal includes: a communication data signal.
  • a measurement information feedback system comprising: a first device and a second device, wherein the first device can be used to execute the steps of the measurement information feedback method provided in an embodiment of the present application, and the second device can be used to execute the steps of the measurement information receiving method provided in an embodiment of the present application.
  • a readable storage medium on which a program or instruction is stored.
  • the program or instruction is executed by a processor, the steps of the measurement information feedback method provided in the embodiment of the present application are implemented, or the steps of the measurement information receiving method provided in the embodiment of the present application are implemented.
  • a chip comprising a processor and a communication interface, wherein the communication interface is coupled to the processor, and the processor is used to run a program or instruction to implement a measurement information feedback method as provided in an embodiment of the present application, or to implement a measurement information receiving method as provided in an embodiment of the present application.
  • a computer program/program product is provided, wherein the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement the steps of the measurement information feedback method provided in the embodiment of the present application, or the computer program/program product is executed by at least one processor to implement the steps of the measurement information receiving method provided in the embodiment of the present application.
  • the first device sends measurement feedback information
  • the measurement feedback information is associated with at least one of the following measurement methods: measurement based on a first signal, measurement based on a second signal, and measurement based on a first signal and a second signal; wherein the first signal includes at least one of the following: a reference signal, a synchronization signal, and a perception signal; and the second signal includes a communication data signal.
  • the first device can send the measurement feedback information associated with at least one of the above items, thereby improving the measurement performance of the communication device.
  • FIG1 is a block diagram of a wireless communication system to which an embodiment of the present application can be applied;
  • FIG2 is a schematic diagram of a scenario of perception measurement provided by an embodiment of the present application.
  • FIG3 is a flow chart of a measurement information feedback method provided in an embodiment of the present application.
  • FIG4 is a schematic diagram of an SNR calculation provided in an embodiment of the present application.
  • FIG5 is a schematic diagram of a signal transmission provided in an embodiment of the present application.
  • FIG6 is a flow chart of a method for receiving measurement information provided in an embodiment of the present application.
  • FIG7 is a schematic diagram of a measurement provided by an embodiment of the present application.
  • FIG8 is a schematic diagram of another measurement provided by an embodiment of the present application.
  • FIG9 is a structural diagram of a measurement information feedback device provided in an embodiment of the present application.
  • FIG. 10 is a structural diagram of a measurement information receiving device provided in an embodiment of the present application.
  • FIG11 is a structural diagram of a communication device provided in an embodiment of the present application.
  • FIG12 is a structural diagram of another communication device provided in an embodiment of the present application.
  • FIG13 is a structural diagram of another communication device provided in an embodiment of the present application.
  • first, second, etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the terms used in this way are interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by “first” and “second” are generally of the same type, and the number of objects is not limited.
  • the first object can be one or more.
  • “and/or” in the specification and claims represents at least one of the connected objects, and the character “/" generally represents that the objects associated with each other are in an "or” relationship.
  • the present invention relates to a wireless communication system comprising: a wireless communication system including a wireless communication network, a wireless communication system with a wireless transmission rate of 400 MHz and a wireless transmission rate of 500 MHz.
  • a wireless communication system including a wireless communication system with a wireless transmission rate of 400 MHz and a wireless transmission rate of 500 MHz.
  • the present invention relates to a wireless communication system including a wireless communication system with a wireless transmission rate of 400 MHz and a wireless transmission rate of 500 MHz.
  • the present invention relates to a wireless communication system including a wireless communication system with a wireless transmission rate of 400 MHz and a wireless transmission rate of 500 MHz.
  • the present invention relates to a wireless communication system including a wireless communication system with a wireless transmission rate of 400 MHz and a wireless transmission rate of 500 MHz.
  • FIG1 shows a block diagram of a wireless communication system applicable to an embodiment of the present application.
  • the wireless communication system includes a terminal 11 and a network side device 12 .
  • the terminal 11 may be a mobile phone, a tablet computer, a laptop computer or a notebook computer, a personal digital assistant (PDA), a handheld computer, a netbook, an ultra-mobile personal computer (UMPC), a mobile Internet device (MID), an augmented reality (AR)/virtual reality (VR) device, a robot, a wearable device (Wearable Device), a vehicle-mounted device (VUE), a pedestrian terminal (Pedestrian User Equipment, PUE), a smart home (a home appliance with wireless communication function, such as a refrigerator, a television, a washing machine or furniture, etc.), a game console, a personal computer (PC), a teller machine or a self-service machine and other terminal side devices, and the wearable device includes: a smart watch, a smart bracelet, a smart headset, a smart glasses, smart jewelry
  • the network side device 12 may include an access network device or a core network device, wherein the access network device may also be referred to as a radio access network device, a radio access network (RAN), a radio access network function or a radio access network unit.
  • the access network device may include a base station, a wireless local area network (WLAN) access point or a WiFi node, etc.
  • WLAN wireless local area network
  • the base station may be referred to as a node B, an evolved node B (eNB), an access point, a base transceiver station (BTS), a radio base station, a radio transceiver, a basic service set (BSS), an extended service set (ESS), a home B node, a home evolved B node, a transmission reception point (TRP) or other appropriate terms in the field, as long as the same technical effect is achieved, the base station is not limited to a specific technical vocabulary, it should be noted that in the embodiment of the present application, only the base station in the NR system is used as an example for introduction, and the specific type of the base station is not limited.
  • the core network equipment may include but is not limited to at least one of the following: core network node, core network function, mobility management entity (Mobility Management Entity, MME), access mobility management function (Access and Mobility Management Function, AMF), session management function (Session Management Function, SMF), user plane function (User Plane Function, UPF), policy control function (Policy Control Function, PCF), policy and charging rules function unit (Policy and Charging Rules Function, PCRF), edge application service discovery function (Edge Application Server Discovery Function, EASDF), unified data management (Unified Data Management, UDM), unified data storage (Unified Data Repository, UDR), home user server (Home Subscriber Server, HSS), centralized network configuration (Centralized network configuration, CNC), Network Repository Function (NRF), Network Exposure Function (NEF), Local NEF (L-NEF), Binding Support Function (BSF), Application Function (AF), etc.
  • MME mobility management entity
  • AMF Access and Mobility Management Function
  • SMF Session Management Function
  • SMF user
  • the network side device and the terminal may have a sensing capability, and can sense the position, distance, speed and other information of the target object through the sending and receiving of wireless signals, or detect, track, identify, image and the like the target object, event or environment.
  • Some sensing functions and application scenarios are shown in Table 1:
  • the embodiments of the present application can be applied to the communication and perception integration scenario, where communication and perception integration refers to the integrated design of communication and perception functions through spectrum sharing and hardware sharing in the same system. While transmitting information, the system can perceive information such as direction, distance, speed, and detect, track, and identify target devices or events.
  • the communication system and the perception system complement each other to achieve overall performance improvement and bring a better service experience.
  • the integration of communication and radar is a typical communication-perception integration (communication-perception fusion) application
  • the integration of communication and radar systems can bring many advantages, such as cost savings, size reduction, power consumption reduction, improved spectrum efficiency, reduced mutual interference, etc., thereby improving the overall performance of the system.
  • each perception link in Figure 2 is illustrated by an example of a sending node and a receiving node.
  • different perception links can be selected according to different perception needs.
  • There may be one or more sending nodes and receiving nodes for each perception link and the actual perception system may include a variety of different perception links.
  • the perception targets in Figure 2 take people and cars as examples, and it is assumed that neither people nor cars carry or install signal receiving/transmitting equipment, and the perception targets of the actual scene will be richer.
  • Perception link 1 The base station sends and receives the perception signal. The echo of the signal is used to obtain the perception result;
  • Sensing link 2 air interface sensing between base stations. In this mode, base station 2 receives the sensing signal sent by base station 1 and obtains the sensing result.
  • Perception link 3 Uplink air interface perception. In this mode, the base station receives the perception signal sent by the terminal and obtains the perception result.
  • Perception link 4 Downlink air interface perception. In this mode, the terminal receives the perception signal sent by the base station and obtains the perception result.
  • Perception link 5 Terminal self-transmitting and self-receiving perception. In this mode, the terminal sends a perception signal and obtains the perception result by receiving the echo of the perception signal.
  • Perception link 6 Sidelink perception between terminals. For example, terminal 2 receives a perception signal sent by terminal 1 to obtain a perception result, or terminal 1 receives a perception signal sent by terminal 2 to obtain a perception result.
  • FIG. 3 is a flow chart of a measurement information feedback method provided in an embodiment of the present application. As shown in FIG. 3 , the method includes the following steps:
  • Step 301 The first device sends measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first device mentioned above may be a terminal or a network side device.
  • the first device may send measurement feedback information to the second device, and the second device may be a terminal or a network side device.
  • the first device is a terminal
  • the second device may be a terminal or a network side device
  • the first device is a network side device
  • the second device may be a terminal or a network side device.
  • At least one of the first signal and the second signal may be sent by the second device to the first device.
  • the first signal may be sent by the second device, or may be sent by other devices to the first device, for example, the first device is a base station, the second device is a core network element, and the first device receives at least one of the first signal and the second signal sent by the terminal.
  • the first signal includes at least one of the following:
  • Reference signal synchronization signal, perception signal.
  • the above-mentioned reference signal may be a communication reference signal, for example: a demodulation reference signal (Demodulation Reference Signal, DMRS), a channel state information reference signal (Channel State Information-Reference Signal, CSI-RS), such as a physical downlink shared channel (Physical downlink shared channel, PDSCH) DMRS;
  • DMRS Demodulation Reference Signal
  • CSI-RS Channel State Information-Reference Signal
  • the above synchronization signal may be a primary synchronization signal (Primary Synchronization Signal, PSS) or a secondary synchronization signal (Secondary Synchronization Signal, SSS) or other synchronization signals;
  • PSS Primary Synchronization Signal
  • SSS Secondary Synchronization Signal
  • the above-mentioned perception signal can be a perception signal designed based on a Gold sequence or a Zadoff-Chu (ZC) sequence, or can be a perception signal designed based on a linear frequency modulation signal (Chirp) or a frequency modulated continuous wave (Frequency Modulated Continuous Wave, FMCW).
  • ZC Zadoff-Chu
  • FMCW Frequency Modulated Continuous Wave
  • the second signal includes: a communication data signal.
  • the communication data signal may be a signal carrying communication data information, where the communication data information is communication data information associated with the first device, such as communication data information sent to the first device.
  • the communication data signal can be used for measurement, such as perception measurement, without increasing the measurement resource overhead.
  • the measurement based on the first signal and the second signal can achieve the use of the communication data signal to assist the measurement, thereby improving the measurement performance without increasing the measurement resource overhead.
  • the measurement based on the first signal may be a perception measurement based on the first signal
  • the measurement based on the second signal may be a perception measurement based on the second signal
  • the measurement based on the first signal and the second signal may be a perception measurement based on the first signal and the second signal. It should be noted that the embodiments of the present application are not limited to perception measurements, for example, measurements for communication services.
  • the measurement feedback information may be associated with the at least one measurement method, and the measurement feedback information may be a measurement result of at least one of the following:
  • the measurement feedback information may be associated with the at least one measurement mode, and the measurement feedback information may be a measurement success or measurement failure indication determined based on at least one of the following:
  • the above steps can be used to enable the first device to send the above at least one associated measurement feedback information, thereby improving the measurement performance of the communication device.
  • the first device can flexibly select at least one of the three methods to perform measurements based on demand, indication, signal reception conditions, measurement conditions, etc., and send corresponding measurement feedback information, so that the first device can flexibly send measurement feedback information to further improve the measurement performance of the communication device.
  • the first device may first select at least one of the three methods to perform measurement, and select measurement feedback information to send based on the measurement results or performance indicators, or select to measure again based on the measurement results, such as first measuring based on the first signal, and when the measurement results or performance indicators do not meet the preset requirements or preset conditions, then select to measure based on the second signal or to measure based on the first signal and the second signal.
  • This can improve the flexibility of the communication device measurement and further improve the measurement performance of the communication device.
  • the measurement feedback information includes at least one of the following:
  • the first measurement result is a measurement result obtained by measuring the first signal and the second signal
  • the second measurement result is a measurement result obtained by measuring the second signal
  • the first measurement result is a measurement result obtained by measuring based on the first signal
  • the measurement result type indication information is used to indicate: a measurement method of the measurement result included in the measurement feedback information.
  • the measurement result obtained by measuring based on the first signal and the second signal may be obtained by combining the measurement result based on the first signal and the measurement result based on the second signal, and calculating the final measurement result based on the combined result.
  • channel information H1 is obtained based on the measurement of the first signal
  • channel information H2 is obtained based on the measurement of the second signal
  • the measurement results of delay, Doppler, angle, etc. are solved by combining channel information H1 and channel information H2.
  • the Doppler can be calculated by performing an FFT of length 3 on H1 along the time domain dimension; if the second symbol occupies time domain symbols 2, 4, and 6, then the time domain resources corresponding to H2 are symbols 2, 4, and 6 (that is, the channel information corresponding to symbols 2, 4, and 6 can be obtained), and the Doppler can be calculated by performing an FFT of length 3 on H2 along the time domain dimension.
  • the combination of the first signal and the second signal is equivalent to the channel information corresponding to symbols 1 to 6.
  • a fast Fourier transform (FFT) of length 6 can be performed to calculate the Doppler.
  • the first signal and the second signal are carried on different time-frequency domain resources.
  • the corresponding time-frequency domain resource density is higher and/or the corresponding time-frequency domain resource length is longer, and thus the obtained measurement result is more accurate.
  • the first device performs channel estimation based on a received first signal to obtain channel information H1, wherein the first signal may be a reference signal or a synchronization signal or a perception signal, i.e., a signal known to the transceiver.
  • the received first signal i.e., the first signal transmitted through the channel
  • the locally generated first signal i.e., the first signal not transmitted through the channel
  • LS least squares
  • the scale of the channel information H1 matrix is M*N (rows correspond to time domain, columns correspond to frequency domain).
  • the delay information can be obtained by performing calculations along the frequency domain dimension, such as Inverse Discrete Fourier Transform (IDFT)/Inverse Fast Fourier Transform (IFFT) or using super-resolution algorithms such as Multiple Signal Classification (MUSIC).
  • the Doppler information can be obtained by performing calculations along the time domain dimension, such as DFT/FFT or using super-resolution algorithms such as MUSIC.
  • the calculation of angle information is similar.
  • the channel information H1 based on different antennas can be calculated by DFT/FFT operations along the antenna dimension or super-resolution algorithms such as MUSIC to obtain the angle information.
  • the delay-Doppler information may be obtained based on a two-dimensional discrete Fourier transform (DFT)/fast Fourier transform (FFT) operation on H1, or the delay, Doppler, and angle information may be obtained based on a three-dimensional DFT/FFT operation on H1. It should be noted that this is for illustration only, and the specific calculation method used is not limited.
  • the second device obtains channel information H2 based on the second signal, wherein the second signal may be a communication data signal, that is, a signal known to the transmitting end and unknown to the receiving end. After receiving the second signal, the second signal that has not been transmitted through the channel is restored by demodulation and decoding. Furthermore, the channel information H2 is obtained by performing, for example, LS channel estimation based on the received second signal and the locally restored second signal.
  • the second signal that has not been transmitted through the channel is S(t)
  • the received second signal that has been transmitted through the channel is R(t)
  • S(t) can be restored based on R(t)
  • channel estimation is performed based on R(t) and S(t) to obtain channel information
  • measurement results such as delay, Doppler, etc. may be obtained.
  • S(t) cannot be accurately restored.
  • S'(t) is restored based on R(t)
  • channel estimation is performed based on R(t) and S'(t) to obtain channel information, and then measurement results such as time delay, Doppler, etc. are obtained.
  • the method of calculating the perception measurement results such as delay/Doppler/angle according to the channel information H2 is similar to the process of calculating the channel information H1. It should be noted that this is an example, and the specific calculation method used is not limited.
  • the measurement quantities corresponding to the first perception measurement result, the second perception measurement result and the third measurement result may be the same or different.
  • the measurement result type indication information may indicate a measurement mode of each measurement result included in the measurement feedback information.
  • the above-mentioned measurement result type indication information can indicate the measurement method of the measurement result by indicating whether the measurement result is the result obtained by measuring the second signal. If the second signal is not measured, the measurement result is the above-mentioned third measurement result. If the second signal is measured, it can be the third measurement result or the second measurement result by default, that is, the first device and the second device can pre-agree that when measuring the second signal, it is the third measurement result or the second measurement result, or the protocol defines that when measuring the second signal, it is the third measurement result or the second measurement result.
  • the measurement result type indication information is further used to indicate:
  • the second signal associated with the measurement corresponding to the measurement feedback information may indicate whether the second signal corresponding to the current measurement is correctly received.
  • the second device can be instructed to retransmit the second signal, thereby improving the transmission performance of the communication device.
  • the measurement result type indication information when indicating that the measurement feedback information includes at least one of the first measurement result and the second measurement result, indicates that the second signal associated with the measurement corresponding to the measurement feedback information is correctly received;
  • the measurement result type indication information indicates, when indicating that the measurement feedback information includes a measurement result that is the third measurement result, that the second signal associated with the measurement corresponding to the measurement feedback information is received incorrectly.
  • the perception measurement result is a perception measurement result obtained by the first device based on the first signal and the second signal (or based on the second signal)
  • it means that the second signal is received correctly (Acknowledgement, ACK).
  • ACK Acknowledgement, ACK
  • the perception measurement result is the perception measurement result obtained by the first device performing perception measurement on the first signal, it indicates a second signal reception error (Negative Acknowledgement, NACK). Specifically, it may refer to at least one TB reception error associated with the second signal, or at least one CBG reception error associated with the second signal, or at least one CB reception error associated with the second signal.
  • NACK Negative Acknowledgement
  • the type of the measurement result included in the measurement feedback information may also be pre-agreed, for example, the measurement method of the measurement result is associated with a resource, or the measurement method of the measurement result is associated with a service, or, The measurement method of the measurement result is associated with the location, etc., that is, in some implementations, the first device does not send the measurement result type indication information, and the opposite end can also determine the type of the measurement result included in the measurement feedback information.
  • the first device sending measurement feedback information includes:
  • the first device sends measurement feedback information based on the reference information
  • the reference information includes at least one of the following:
  • the first indication information is used to indicate a measurement method.
  • the reception status of the second signal may be a decoding or decoding result of the second signal.
  • the above performance indicator may be a performance indicator of a measurement result, for example, a perception performance indicator.
  • the above performance indicators may include at least one of the following:
  • Signal strength information Signal strength information, signal to interference and noise ratio (Signal to Interference plus Noise Ratio, SINR) information, signal to noise ratio (Signal to Noise Ratio, SNR) information, perceived SNR information, perceived SINR information.
  • SINR Signal to Interference plus Noise Ratio
  • SNR Signal to Noise Ratio
  • SINR information refers to SINR information in a non-perceptual dimension
  • SNR information refers to SNR information in a non-perceptual dimension
  • the above-mentioned perceived SNR information can be a ratio of the signal component power of the perceived first signal and/or the second signal to the noise power
  • the above-mentioned perceived SINR information can be a ratio of the signal component power of the perceived first signal and/or the second signal to the sum of the powers of noise and interference.
  • a method for acquiring the power of the first signal and/or the second signal may be at least one of the following options:
  • Method 1 Based on the time delay one-dimensional graph obtained by fast time dimension FFT processing of the echo signal, a constant false alarm rate detector (CFAR) is performed, and the maximum amplitude sample point of the CFAR over-threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude to calculate the echo signal power, as shown in Figure 4;
  • CFAR constant false alarm rate detector
  • Method 2 CFAR is performed based on the Doppler one-dimensional image obtained by slow time dimension FFT processing of the echo signal, and the maximum amplitude sample point of CFAR over the threshold is used as the target sample point, and its amplitude is used as the target signal amplitude to calculate the echo signal power, as shown in Figure 4;
  • Method 3 Based on the delay-Doppler two-dimensional map obtained by 2D-FFT processing of the echo signal, the CFAR is used to calculate the echo signal power by taking the maximum amplitude sample point that exceeds the threshold of the CFAR as the target sample point and its amplitude as the target signal amplitude;
  • Method 4 CFAR is performed based on the delay-Doppler-angle three-dimensional graph obtained by 3D-FFT processing of the echo signal, and the echo signal power is calculated by taking the maximum amplitude sample point of the CFAR threshold as the target sample point and its amplitude as the target signal amplitude;
  • the method of determining the signal amplitude can also be to use the CFAR threshold-crossing amplitude maximum sampling point and the average of several adjacent threshold-crossing sampling points as the target signal amplitude to calculate the echo signal power.
  • the method for obtaining the SNR/SINR of the echo signal may be at least one of the following options:
  • Method 1 CFAR is performed based on the one-dimensional delay graph obtained by fast time dimension FFT processing of the echo signal.
  • the maximum amplitude sample point of CFAR over the threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • All sample points other than ⁇ sample points from the target sample point in the one-dimensional graph are taken as interference/noise sample points, and their average interference/amplitude is counted as interference/noise signal amplitude, as shown in FIG4.
  • SNR/SINR is calculated using the target signal amplitude and interference/noise signal amplitude, and ⁇ is a constant.
  • Method 2 Perform CFAR based on the Doppler one-dimensional image obtained by slow time dimension FFT processing of the echo signal, take the maximum amplitude sample point of CFAR over the threshold as the target sample point, and take its amplitude as the target signal amplitude, take all the sample points in the one-dimensional image that are ⁇ sample points away from the target sample point as interference/noise sample points, and count their average amplitude as interference/noise signal amplitude, and finally calculate SNR/SINR with the target signal amplitude and interference/noise signal amplitude, where ⁇ is a constant;
  • Method 3 The delay-Doppler two-dimensional map obtained by 2D-FFT processing of the echo signal is used for CFAR.
  • the maximum amplitude sample point of CFAR that passes the threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • All sample points in the two-dimensional map that are ⁇ (fast time dimension) and ⁇ (slow time dimension) away from the target sample point are taken as interference/noise sample points, and their average amplitude is counted as the interference/noise signal amplitude.
  • the SNR/SINR is calculated based on the target signal amplitude and the interference/noise signal amplitude.
  • Method 4 CFAR is performed based on the delay-Doppler-angle three-dimensional graph obtained by 3D-FFT processing of the echo signal.
  • the maximum amplitude sample point of the CFAR threshold is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
  • All sample points other than ⁇ (fast time dimension), ⁇ (slow time dimension) and ⁇ (angle dimension) sample points from the target sample point in the three-dimensional graph are taken as interference/noise sample points, and their average amplitude is counted as the interference/noise signal amplitude.
  • the SNR/SINR is calculated using the target signal amplitude and the interference/noise signal amplitude, and ⁇ is a constant.
  • Method 5 Method for determining target signal amplitude: In addition to the above method of using the maximum amplitude sample point of CFAR over-threshold as the target sample point, the target signal amplitude can also be determined by using the maximum amplitude sample point of CFAR over-threshold and the average of several adjacent over-threshold sample points.
  • the method for determining the interference/noise sample points can also be further screening based on the interference/noise sample points determined above, and the screening method is: for the one-dimensional delay graph, remove several sample points near the delay of 0, and use the remaining interference/noise sample points as noise sample points; or, for the one-dimensional Doppler graph, remove several sample points near the Doppler of 0, and use the remaining interference/noise sample points as interference/noise sample points; or, for the two-dimensional delay-Doppler graph, remove the interference/noise sample points in the strip range composed of several points near the delay of 0 and the entire Doppler range, and use the remaining noise sample points as interference/noise sample points; or, for the three-dimensional delay-Doppler-angle graph, remove the interference/noise sample points in the slice range composed of several points near the time dimension 0, the entire Doppler range and the entire angle range, and use the remaining interference/noise sample points as interference/noise sample points.
  • the first indication information may be information or signaling dynamically received by the first device, or may be pre-configured indication information.
  • the first indication information used to indicate the measurement mode may be a measurement mode corresponding to the measurement feedback information, such as indicating at least one of the following:
  • reception status, performance index and first indication information of the second signal can independently indicate the terminal Do at least one of the following:
  • indicating whether to perform measurement based on the second signal, and if measurement is performed based on the second signal performing at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • the first device may also perform at least one of the following determinations based on multiple determinations of the reception status of the second signal, the performance indicator, and the first indication information:
  • the first device can flexibly select a measurement method, thereby improving the measurement flexibility of the communication device.
  • the measurement feedback information is associated with at least one of the following measurement methods:
  • the measurement feedback information includes feedback information of measurement based on the first signal, and/or the measurement feedback information includes a measurement failure indication.
  • Correct reception of the second signal may be the passing of a communication decoding cyclic redundancy check (CRC), for example, at least one TB CRC check associated with the second signal passes, or at least one CB CRC check associated with the second signal passes.
  • CRC communication decoding cyclic redundancy check
  • the first device may perform at least one of the following:
  • the first device performs measurement based on the first signal and the second signal to obtain a first measurement result and sends the first measurement result to the second device;
  • the first device performs measurement based on the second signal to obtain a second measurement result and sends the second measurement result to the second device;
  • the first device performs measurement based on the first signal to obtain a third perception measurement result and sends the result to the second device.
  • the second signal reception error may be that the second signal cannot be correctly restored, for example: the communication decoding CRC check fails.
  • the first device may perform at least one of the following:
  • the first device performs measurement based on the first signal to obtain a third perception measurement result and sends the result to the second device;
  • the first device sends a measurement failure indication to the second device to notify the second device that the second signal is received incorrectly and the second signal cannot be correctly recovered for measurement.
  • the measurement feedback information is associated with a measurement method with the best performance indicator among the following at least two measurement methods:
  • the measurement feedback information may be associated with the measurement method with the best performance indicator among the following at least two measurement methods, and the measurement result with the best performance indicator is selected for feedback among the at least two measurement methods.
  • the measurement feedback information may include at least one of the following:
  • the performance indicator is the performance indicator of the optimal measurement method.
  • the measurement feedback information is associated with the measurement mode with the best performance indicator
  • the measurement information with the best performance indicator can be fed back to the second device, thereby improving the measurement accuracy between the first device and the second device.
  • the first device when the measurement quantities corresponding to the first measurement result and the third measurement result are the same, the first device performs measurement based on the first signal and the second signal to obtain the first measurement result and the first performance indicator (e.g., perceived SNR1), and performs perceptual measurement based on the first signal to obtain the third measurement result and the third performance indicator (e.g., perceived SNR2); the first device selects the measurement result with the best performance indicator and sends it to the second device.
  • the corresponding performance indicator may also be sent to the second device, that is, the measurement feedback information may include the corresponding performance indicator in addition to the measurement result.
  • the method further includes at least one of the following:
  • Measurement is performed based on the first signal to obtain a third measurement result and a third performance indicator.
  • At least one of the above items may be executed before sending measurement feedback information based on the performance indicator, or, after determining the reception status of the above-mentioned second signal, at least one of the above items may be executed based on the reception status of the second signal, and then the measurement feedback information is sent, or, after receiving the above-mentioned first indication information, at least one of the above items may be executed based on the first indication information, and then the measurement feedback information is sent.
  • the measurement feedback information includes at least one of the following:
  • the measurement feedback information includes at least one of the following:
  • the measurement feedback information includes the following item:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator
  • the measurement result corresponding to the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the measurement result corresponding to the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator.
  • the above-mentioned preset performance indicator requirement may be a preset performance indicator threshold.
  • the above-mentioned preset performance indicator requirement may be pre-configured by the second device to the first device, or may be determined by negotiation between the first device and the second device, or may be agreed upon by a protocol.
  • the above-mentioned performance indicator meeting the preset performance indicator requirement may be that the performance indicator meets the performance indicator threshold requirement.
  • the first device may send one or more measurement results and/or one or more performance indicators.
  • the measurement feedback information includes at least one of the following:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator
  • the best performance indicator-associated measurement result may be sent, and the best performance indicator may also be included.
  • the first device may send the measurement result and/or performance indicator of at least one item meeting the preset performance indicator requirement.
  • the measurement feedback information includes at least one of the following:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator.
  • the best performance indicator-associated measurement result may be sent, and the best performance indicator may also be included.
  • the above-mentioned invalid measurement indication may indicate that the measurement result of the current measurement is invalid.
  • the perception measurement result with a better performance indicator may also be sent, and optionally, the corresponding perception performance indicator may also be sent.
  • the first device when it performs measurements based on the first signal and measurements based on the first signal and the second signal, it can compare the first performance indicator and the third performance indicator with the above-mentioned indicator threshold, and send measurement feedback information according to the above-mentioned rules, and the details are not elaborated herein.
  • the first indication information is used to indicate: whether to perform measurement based on the second signal;
  • the measurement feedback information is associated with at least one of the following:
  • the measurement feedback information is feedback information for performing measurement based on the first signal.
  • the first device may send the first measurement result and the second measurement result, or, according to the above description, send based on a preset performance indicator requirement, or send according to a reception condition of the second signal.
  • the first device may perform at least one of the following:
  • the first device performs measurement based on the first signal and the second signal to obtain a first measurement result and sends the first measurement result to the second device;
  • the first device selects a measurement mode and measurement feedback information according to whether the second signal is received correctly. For details, please refer to the implementation method described in the above implementation method in which the first device sends the measurement feedback information based on the reception status of the second signal, which will not be described in detail here;
  • the first device selects measurement feedback information according to the perceived performance indicator. For details, please refer to the implementation method described in the above implementation method, in which the first device sends measurement feedback information based on the performance indicator, which will not be described in detail here.
  • the first device When the first indication information indicates that measurement is not to be performed based on the second signal, the first device performs measurement based on the first signal and feeds back corresponding measurement information.
  • the method before the first device sends the measurement feedback information, the method further includes:
  • the first device receives at least one of the following:
  • Configuration information of the first signal and configuration information of the second signal are configured to
  • the above configuration information may be sent by the second receiving device, or sent by other receiving devices.
  • the configuration information of the first signal may include at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction;
  • the configuration information of the second signal may include at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction.
  • the configuration information of the first signal and the second signal may be sent separately or together.
  • the configuration information thereof may be sent separately or together.
  • the signal identifier can be a signal resource identifier, which is used to distinguish different signal resource configurations, or the above-mentioned signal identifier can be a signal configuration identifier, which is used to distinguish different signal configurations.
  • the signal configuration of the first signal and the second signal can be determined by the signal configuration identifier.
  • the above waveform can be OFDM, Single-carrier Frequency-Division Multiple Access (SC-FDMA), Orthogonal Time Frequency Space (OTFS), Frequency Modulated Continuous Wave (FMCW) or pulse signal, etc.;
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • OTFS Orthogonal Time Frequency Space
  • FMCW Frequency Modulated Continuous Wave
  • pulse signal etc.
  • the above subcarrier spacing may be the subcarrier spacing of an OFDM system, for example, 30 KHz.
  • the above-mentioned protection interval can be the time interval from the moment when the signal ends to the moment when the latest echo signal of the signal is received.
  • This parameter is proportional to the maximum perception distance; for example, it can be calculated by c/(2R max ), where R max is the maximum perception distance (belonging to perception requirement information).
  • R max represents the maximum distance from the perception signal receiving and transmitting point to the signal transmitting point; in some cases, the OFDM signal cyclic prefix (CP) can play the role of the minimum protection interval, and c is the speed of light.
  • the above-mentioned frequency domain starting position can be the starting frequency point, or it can be the starting resource element (RE) or resource block (RB) index.
  • the frequency domain resource length can be the frequency domain bandwidth, which is inversely proportional to the distance resolution.
  • Bandwidth B ⁇ c/(2 ⁇ R), where c is the speed of light and ⁇ R is the distance resolution.
  • the frequency domain resource spacing is inversely proportional to the maximum unambiguous distance or the maximum unambiguous delay, wherein, for an OFDM system, when subcarriers are continuously mapped, the frequency domain spacing is equal to the subcarrier spacing.
  • the time domain starting position may be a starting time point, or a starting symbol, time slot, or frame index.
  • the time domain resource length may be a burst duration, and the time domain resource length is inversely proportional to the Doppler resolution (which belongs to the perception requirement information).
  • the above-mentioned time domain resource interval may be the time interval between two adjacent signals.
  • the signal power may be an interval power value, for example, a value is taken every 2dBm from -20dBm to 23dBm.
  • the above sequence information may generate sequence information, such as a ZC sequence or a PN sequence, and may also include a generation method.
  • the above-mentioned signal direction may be angle information or beam information of signal transmission.
  • the black grid represents the first signal (such as a known signal at the transceiver end, a perception signal or a communication reference signal), and the white grid represents the second signal (such as a data signal).
  • the first signal such as a known signal at the transceiver end, a perception signal or a communication reference signal
  • the white grid represents the second signal (such as a data signal).
  • the method before the first device sends the measurement feedback information, the method further includes:
  • the first device receives second indication information
  • the second indication information is used to indicate at least one of the following:
  • Signal information, measurement quantity, measurement condition, feedback configuration, and corresponding relationship wherein the corresponding relationship includes at least one of the following:
  • the second indication information may be received by the first device from the second device, or may be received by the first device from other devices.
  • the signal information may be used to indicate which signals the first device is based on to perform measurement.
  • the signal information may include at least one of the following:
  • the identification information of the above-mentioned first signal may be a perception signal identifier and/or a communication reference signal identifier (for example, a CSI-RS resource ID or a perception signal ID); the resource information of the above-mentioned first signal may be a first signal directly indicating specific time-frequency domain resources.
  • the identification information of the second signal may be a physical downlink shared channel (PDSCH) and/or a physical uplink shared channel (PUSCH); the second The resource information of the signal may be a second signal indicating specific time-frequency domain resources, for example, PDSCH data of one or several downlink time slots, or PDSCH data that satisfies a certain relationship with the time-frequency domain position of the first signal.
  • PDSCH physical downlink shared channel
  • PUSCH physical uplink shared channel
  • the above-mentioned measurement quantity may be a measurement quantity of the first signal and/or the second signal, and the measurement quantities of the two signals may be the same or different.
  • the above-mentioned measurement quantity corresponds to a measurement result, and the measurement result may be a value of the perceived measurement quantity.
  • the perception measurement quantity may include the following four categories:
  • the first-level measurement quantity such as the received signal or the original channel information, may include at least one of the following:
  • the above operations include addition, subtraction, multiplication and division, matrix addition, subtraction and multiplication, matrix transposition, trigonometric relationship operations, square root operations and power operations, as well as threshold detection results, maximum/minimum value extraction results, etc. of the above operation results; the operations may also include fast Fourier transform (Fast Fourier Transform, FFT)/inverse fast Fourier transform (Inverse Fast Fourier Transform, IFFT), discrete Fourier transform (Discrete Fourier Transform, DFT)/inverse discrete Fourier transform (Inverse Discrete Fourier Transform, IDFT), 2D-FFT, 3D-FFT, matched filtering, autocorrelation operation, wavelet transform and digital filtering, as well as threshold detection results, maximum/minimum value extraction results, etc. of the above operation results;
  • Second-level measurements such as basic measurements, may include at least one of the following:
  • the third-level measurement quantity may include at least one of the following:
  • the fourth level measurement such as advanced attributes and/or status, may include at least one of the following:
  • the above measurement conditions include at least one of the following:
  • Time domain measurement window frequency domain measurement window, time domain measurement interval, frequency domain measurement interval, time domain sampling number, frequency domain sampling number.
  • the second indication information may indicate the time domain measurement window through at least one of a starting time domain position and a time domain resource length; the second indication information may indicate the frequency domain measurement window through at least one of a starting frequency domain position and a frequency domain resource length.
  • the above time domain sampling number may be the number of sampling points for time domain calculation, such as: DFT points and/or oversampling factors
  • the frequency domain sampling number may be the number of sampling points for frequency domain calculation, such as: IDFT points and/or oversampling factors.
  • the feedback configuration may be the criteria for measuring the feedback information transmission, such as at least including at least one of the time-frequency domain resource configuration for transmission, the transmission period, and the triggering condition for transmission.
  • the above correspondence may be a measurement quantity corresponding to each signal, and may also indicate at least one resource location pair.
  • the appropriate measurement quantity may be a measurement quantity corresponding to each signal, and may also indicate at least one resource location pair.
  • the above correspondence may be, when there are multiple measurement quantities, indicating corresponding signals and/or resource locations for measuring different measurement quantities.
  • the second indication information may be an explicit or implicit indication of the above content, for example: the above second indication information may implicitly indicate the first device to perform measurement based on the first signal and the second signal through the measurement condition, for example, in the first signal configuration, the time-frequency domain resource configuration does not meet the above measurement condition, then the first device believes that the second device expects the first device to use the second data for measurement.
  • the measurement feedback information is associated with at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • the above-mentioned configuration information and the above-mentioned second indication information are received through the same signaling, or the above-mentioned configuration information and the above-mentioned second indication information are received through different signaling.
  • the second indication information and the first indication information may be indication information obtained through the same or different messages or signaling.
  • the first device sends measurement feedback information
  • the measurement feedback information is associated with at least one of the following measurement methods: measurement based on a first signal, measurement based on a second signal, and measurement based on a first signal and a second signal; wherein the first signal includes at least one of the following: a reference signal, a synchronization signal, and a perception signal; and the second signal includes a communication data signal.
  • the first device can send the measurement feedback information associated with at least one of the above items, thereby improving the measurement performance of the communication device.
  • FIG. 6 is a flow chart of a method for receiving measurement information provided in an embodiment of the present application. As shown in FIG. 6, the method includes the following steps:
  • Step 601 The second device receives measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • At least one of the first signal and the second signal is sent by the second device.
  • the measurement feedback information includes at least one of the following:
  • the first measurement result is a measurement result obtained by measuring the first signal and the second signal
  • the second measurement result is a measurement result obtained by measuring the second signal
  • the first measurement result is a measurement result obtained by measuring based on the first signal
  • the measurement result type indication information is used to indicate: a measurement method of the measurement result included in the measurement feedback information.
  • the measurement result type indication information is further used to indicate:
  • the measurement result type indication information when indicating that the measurement feedback information includes at least one of the first measurement result and the second measurement result, indicates that the second signal associated with the measurement corresponding to the measurement feedback information is correctly received;
  • the measurement result type indication information indicates, when indicating that the measurement feedback information includes a measurement result that is the third measurement result, that the second signal associated with the measurement corresponding to the measurement feedback information is received incorrectly.
  • the method before the second device receives the measurement feedback information, the method further includes:
  • the second device sends at least one of the following:
  • Configuration information of the first signal and configuration information of the second signal are configured to
  • the configuration information of the first signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction;
  • the configuration information of the second signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction.
  • the method before the second device receives the measurement feedback information, the method further includes:
  • the second device sends second indication information
  • the second indication information is used to indicate at least one of the following:
  • Signal information, measurement quantity, measurement condition, feedback configuration, and corresponding relationship wherein the corresponding relationship includes at least one of the following:
  • the signal information includes at least one of the following:
  • the measurement condition includes at least one of the following:
  • Time domain measurement window frequency domain measurement window, time domain measurement interval, frequency domain measurement interval, time domain sampling number, frequency domain sampling number.
  • the measurement feedback information is associated with at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • this embodiment is an implementation of the second device corresponding to the embodiment shown in Figure 3. Its specific implementation can refer to the relevant description of the embodiment shown in Figure 3. In order to avoid repeated description, this embodiment will not be repeated.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • the measurement is taken as an example of downlink perception.
  • the first device is a terminal
  • the second device is a base station
  • the terminal receives a first signal and a second signal (downlink signal) sent by the base station and performs measurement.
  • the specific process is as shown in FIG. 7, and includes the following steps:
  • the base station obtains sensing demand information, where the sensing demand information may include at least one of the following:
  • Perception services can be classified by type or specific to a certain service, such as: environment reconstruction, breathing or heartbeat detection, positioning or trajectory tracking, action recognition, weather monitoring, radar ranging/speed/angle measurement, etc.
  • a sensing target area which may refer to an area where a sensing object may exist, or an area where imaging or environmental reconstruction is required;
  • Perception object type the perception object type can be used to classify the perception object according to its possible motion characteristics.
  • Each perception object type contains information such as the motion speed, motion acceleration, and typical radar cross section (RCS) of a typical perception object.
  • RCS radar cross section
  • Perceived quality of service which can be a performance indicator for perceiving a target area or a perceiving object, including at least one of the following:
  • Perception resolution can be further divided into: distance/delay resolution, angle resolution, velocity/Doppler resolution, imaging resolution, etc.
  • Perception accuracy can be further divided into: distance/delay accuracy, angle accuracy, speed/Doppler accuracy, positioning accuracy, etc.
  • the perception range can be further divided into: distance/delay range, speed/Doppler range, angle range, imaging range, etc.
  • Perception delay can be the time interval from the sending of the perception signal to the acquisition of the perception result, or the time interval from the initiation of the perception demand to the acquisition of the perception result;
  • Perception update rate the perception update rate can be the time interval between two consecutive perception executions and the acquisition of perception results
  • Detection probability which can be the probability of being correctly detected when the perceived object exists
  • the false alarm probability can be the probability of erroneously detecting a perceived target when the perceived object does not exist;
  • the base station determines at least one of the following based on the above-mentioned perception requirements: signal configuration information, measurement/reporting configuration information, or the base station directly obtains at least one of the following from the perception network function: signal configuration information, measurement/reporting configuration information.
  • Step 2 The base station sends configuration information of the first signal and configuration information of the second signal to the terminal.
  • the information may be sent via high-layer signaling, MAC layer signaling, or layer 1 signaling, or may be preset.
  • the configuration information of the signal can refer to the corresponding description of the embodiment shown in Figure 3, and will not be repeated here.
  • Step 3 The base station sends indication information to the terminal, which may be sent via Radio Resource Control (RRC) signaling or Media Access Control Control Element (MAC CE) or layer 1 signaling.
  • RRC Radio Resource Control
  • MAC CE Media Access Control Control Element
  • the indication information may include at least one of the following:
  • the indication is "1", that is, the base station instructs the terminal to perform measurement based on the communication data to obtain the perception measurement result;
  • the measurement signal resource indication indicates that measurement is performed based on the first signal and the second signal in the T*B time-frequency domain resource as shown in FIG5 .
  • the measurement quantity may be one or more.
  • the first signal and the second signal may both be used for measuring the same measurement quantity, that is, the terminal defaults that the first signal and the second signal may be used together for measuring all measurement quantities.
  • the perception measurement quantity is one, such as Doppler frequency shift (the process is similar when the perception measurement quantity is multiple); wherein, if the first signal is a perception signal or includes a perception signal, the perception measurement quantity may also be associated with the perception signal, that is, there is no need to specifically indicate the perception measurement quantity.
  • Step 4 The base station sends the first signal and the second signal to the terminal.
  • Step 5 The terminal performs measurement according to the first signal, the second signal configuration information, and the above-mentioned indication information and feeds back measurement feedback information.
  • the feedback of the measurement feedback information may include one of the following three situations:
  • the terminal performs Doppler measurement based on the first signal and the second signal to obtain a first perception measurement result, and sends the result to the base station.
  • the base station considers that the terminal performs measurement and feedback completely according to the instructions of the base station, without considering whether the second signal is received correctly and the perception performance indicator;
  • the terminal may select measurement and feedback content according to whether the second signal is correctly received, which may include the following methods:
  • the terminal When the second signal is received correctly (for example, the communication decoding CRC check passes), the terminal performs Doppler measurement based on the first signal and the second signal to obtain a first perception measurement result and feeds it back to the base station, and optionally, feeds back a corresponding measurement result type;
  • Case 1 the terminal makes a second choice and feeds back a second measurement result obtained based only on the first signal measurement, and optionally, feeds back a corresponding measurement result type;
  • Case 2 The terminal directly sends a measurement failure indication, does not feed back the measurement result, and waits for the base station to retransmit the second signal. After the second signal is received correctly, the terminal obtains the first perception measurement result based on the first signal and the second signal, and sends it to the base station.
  • the terminal selects feedback content according to the perception performance index.
  • the first perception measurement result and the second perception measurement result are both Doppler measurement results. If the first perception performance index is better than the second perception performance index (perception SNR1>SNR2 calculated in the Doppler domain), the terminal sends the first perception measurement result and/or the first perception performance index and/or the corresponding measurement result type to the base station, otherwise the terminal sends the second perception measurement result and/or the second perception performance index and/or the corresponding measurement result type to the base station.
  • the Doppler measurement result can be a quantized result corresponding to the real value of the Doppler frequency shift obtained after performing a one-dimensional or two-dimensional FFT/DFT operation after obtaining the channel response information based on the first signal and the second signal, or it can be The index value corresponding to the sample point with the maximum intensity in the Doppler domain dimension after the FFT/DFT operation or the sample point with an intensity exceeding the preset threshold, for example, in Figure 5 above, the number of sampling points (number of symbols) of the first signal and the second signal in the T time domain resource is N1, and the index value corresponding to the maximum intensity in the Doppler domain dimension after the FFT/DFT operation is X (0 ⁇ X ⁇ N1-1), then X is fed back to the base station.
  • the terminal sends the corresponding measurement result type to the base station, that is, indicates whether the perception measurement result fed back is a data-assisted perception measurement result.
  • Whether it is a data-assisted perception measurement result its meaning and corresponding perception performance may be different:
  • the perception measurement based on the first signal and the second signal can theoretically utilize all resources within the T*B time-frequency domain corresponding to this perception measurement.
  • the corresponding measurement resources are different, and the perception resolution and perception range are also different.
  • the base station can further determine the specific value of the perception measurement result based on whether the terminal uses communication data in this perception measurement.
  • the terminal sends the corresponding measurement result type to the base station, and may also indicate whether the corresponding second signal is received correctly.
  • the sensing network function may also be called a sensing network element or a sensing management function (Sensing Management Function, Sensing MF), which may be located on the RAN side or the core network side, and refers to a network node in the core network and/or RAN that is responsible for at least one function of sensing request processing, sensing resource scheduling, sensing information interaction, and sensing data processing. It may be based on the AMF or LMF upgrade in the 5G network, or it may be other network nodes or newly defined network nodes. Specifically, the functional characteristics of the sensing network function/sensing network element may include at least one of the following:
  • Interacting target information with a wireless signal sending device and/or a wireless signal measuring device including a target terminal or a serving base station of the target terminal or a base station associated with a target area
  • the target information includes a sensing processing request, sensing capability, sensing auxiliary data, a sensing measurement amount type, sensing resource configuration information, etc., so as to obtain a value of a target sensing result or a sensing measurement amount (an uplink measurement amount or a downlink measurement amount) sent by the wireless signal measuring device
  • the wireless signal may also be referred to as a sensing signal
  • the sensing method to be used is determined according to factors such as the type of sensing service, sensing service consumer information, required sensing service quality (QoS) requirement information, sensing capability of the wireless signal transmitting device, sensing capability of the wireless signal measuring device, etc.
  • the sensing method may include any sensing method shown in FIG. 2 ;
  • the sensing device serving the sensing service according to factors such as the type of the sensing service, information about the sensing service consumer, required sensing QoS requirement information, sensing capability of the wireless signal sending device, sensing capability of the wireless signal measuring device, etc., wherein the sensing device includes a wireless signal sending device and/or a wireless signal measuring device;
  • the values of the sensed measurements are processed or calculated to obtain the sensed results. Furthermore, the sensed results are verified and the sensed accuracy is estimated.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the first signal and the second signal are used for the perception measurement of different measurement quantities for illustration.
  • the first signal and the second signal are used to measure different measurement quantities (for example, due to factors such as the time-frequency domain resource limitation of the second signal, some measurement quantities can only be measured based on the first signal). It is assumed that the measurement quantities are delay, Doppler and angle, among which the delay and Doppler can be measured based on the first signal and the second signal, and the angle can only be measured based on the first signal.
  • step 3 the base station sends indication information to the terminal, and the indication information indicates the corresponding relationship between the measurement quantity and the signal, and the indication method may be as follows:
  • Whether to perform the sensing measurement indication based on the communication data signal is used to inform the terminal which measurement quantities can be measured based on the second signal, for example, based on data measurement (which can be represented by 1 bit "1"): delay and Doppler; not based on data measurement (represented by 1 bit "0"): angle;
  • the terminal indicates a quasi co-location (QCL) relationship between the second signal and the first signal.
  • the terminal determines, based on the QCL relationship indication, which measurement quantities the first signal and the second signal can be used for together.
  • QCL quasi co-location
  • the terminal may default that the first signal and the second signal can be used together for the measurement of all measurement amounts as in Example 1.
  • the terminal may default that the first signal and the second signal can be used together for the measurement of all measurement amounts as in Example 1.
  • there is only one perception measurement amount indicated in the above indication information there is no need to indicate the correspondence between the perception measurement amount and the measurement signal as in Example 1.
  • the terminal performs measurement and feeds back measurement feedback information according to the configuration information of the first signal, the configuration information of the second signal, and the above-mentioned indication information, which may include one of the following three situations:
  • the terminal measures the delay and Doppler based on the first signal and the second signal to obtain a first perception measurement result, measures the angle based on the first signal to obtain a second perception measurement result, and sends the first perception measurement result and the second perception measurement result to the base station.
  • the base station believes that the terminal performs measurement and feedback completely according to the instruction of the base station, without considering whether the second signal is received correctly and the perception performance indicator problem;
  • the terminal selects the measurement and feedback content according to whether the second signal is correctly received, which may include the following methods:
  • the terminal measures the delay and Doppler based on the first signal and the second signal to obtain a first perception measurement result, measures the angle based on the first signal to obtain a second perception measurement result, and feeds back the result to the base station, and optionally, feeds back the corresponding measurement result type;
  • Case 1 The terminal makes a second choice and feeds back a second measurement result obtained by measuring only the delay, Doppler and angle of the first signal to the base station, and optionally feeds back a corresponding measurement result type;
  • Case 2 The terminal directly sends a measurement failure indication, does not feed back the Doppler and delay measurement results, and only feeds back the second perception measurement result obtained based on the angle measurement of the first signal, and waits for the base station to retransmit the second signal. After the second signal is received correctly, the delay and Doppler measurements are performed based on the first signal and the second signal to obtain the first perception measurement result and send it to the base station.
  • the terminal selects feedback content according to the perceived performance indicator, which may include at least one of the following methods:
  • the terminal performs delay, Doppler and angle measurements based on the first signal to obtain measurement results and corresponding first perception performance indicators (such as Doppler domain perception SNR1, delay domain perception SNR1, angle domain perception SNR1);
  • the terminal performs delay and Doppler measurement based on the first signal and the second signal to obtain a measurement result and a corresponding second perception performance indicator (for example, Doppler domain perception SNR2 and delay domain perception SNR2);
  • a second perception performance indicator for example, Doppler domain perception SNR2 and delay domain perception SNR2
  • the terminal sends to the base station the second perception measurement result obtained based on the first signal measurement; for delay and Doppler, the terminal compares the first perception performance indicator and the second perception performance indicator obtained based on the first signal measurement, and selects the perception measurement result corresponding to the better one and sends it to the base station.
  • the terminal will send the first perception measurement result and/or the first perception performance indicator and/or the corresponding measurement result type obtained by performing delay and Doppler measurement based on the first signal and the second signal, and the second perception measurement result and/or the second perception performance indicator obtained by performing angle measurement based on the first signal to the base station.
  • This embodiment takes the content of measurement and feedback by the base station implicitly indicating the terminal as an example.
  • the base station does not need to explicitly indicate whether the terminal performs perception measurement and feedback based on the second signal, but implicitly indicates it through the measurement condition.
  • step 3 the indication information sent by the base station to the terminal may include:
  • a measurement signal resource indication for example, indicating that measurement is performed based on a first signal in a T*B time-frequency domain resource as shown in FIG5 ;
  • the measurement quantity may be one or more; wherein, if the first signal is a perceptual signal or includes a perceptual signal, the perceptual measurement quantity may also be associated with the perceptual signal, i.e., there is no need to specifically indicate the perceptual measurement quantity;
  • Perceptual measurement conditions including at least one of the following:
  • the time domain measurement window may include, for example, a starting time domain position and a time domain resource length
  • the frequency domain measurement window may include, for example, a starting frequency domain position and a frequency domain resource length
  • sampling points for time domain calculations for example, the number of DFT points and/or the oversampling factor
  • the number of sampling points for frequency domain calculation may be the number of IDFT points and/or the oversampling factor.
  • the method of using the perceived measurement condition to instruct the terminal to perform measurement based on data may be at least one of the following:
  • the terminal Using the time/frequency domain measurement window indication: if the time domain measurement window and/or the frequency domain measurement window range exceeds the time-frequency domain resource range of the first signal, and the exceeding part of the time-frequency domain resources is used for communication data (second signal) transmission, the terminal considers that measurement needs to be performed based on the second signal and the first signal;
  • the terminal Using the time/frequency domain measurement interval indication: the time domain measurement interval and/or the frequency domain measurement interval is less than the first signal time-frequency domain resource interval, the terminal considers that it is necessary to perform measurement based on the second signal and the first signal, for example, the first signal time domain resource interval in FIG.
  • the source interval is 4 symbols, and the time domain measurement interval indicated by the base station is 1 symbol.
  • the frequency domain resource interval of the first signal in FIG5 is 2 subcarriers, and the frequency domain measurement interval indicated by the base station is 1 subcarrier;
  • the sampling point number indication is calculated using the time/frequency domain: if the sampling point number calculated in the time/frequency domain is greater than the sampling point number corresponding to the time-frequency domain resources of the first signal, the terminal considers that it is necessary to perform measurement based on the second signal and the first signal.
  • the number of sampling points (number of symbols) of the time domain resources of the first signal in the T time domain resources in FIG5 is N1
  • the number of time domain DFT points indicated by the base station is N2
  • N2>N1 then the terminal considers that it is necessary to perform measurement based on the second signal and the first signal, and the same is true for the frequency domain.
  • the base station may instruct the terminal to use the oversampled DFT vector for calculation.
  • the number of sampling points (number of symbols) of the first signal time domain resource in the T time domain resource is N1
  • the number of time domain DFT points indicated by the base station is N2
  • the oversampling factor is O1
  • N2>N1 the terminal considers that it is necessary to measure based on the second signal and the first signal.
  • the same is true for frequency domain processing for delay/distance measurement and antenna domain processing for angle measurement.
  • the perception measurement rules may be different.
  • the terminal may also determine measurement and feedback content according to whether the second signal is received correctly and/or the perception performance indicator, as described in Embodiments 1 and 2, which will not be described in detail here.
  • Embodiment 4 is a diagrammatic representation of Embodiment 4:
  • This embodiment takes the communication data assisted uplink perception process as an example.
  • the first device is a base station
  • the second device is a perception network function of the core network
  • the base station receives the first signal and the second signal (uplink signal) sent by the terminal (third device) and performs measurement, as shown in FIG8, including the following steps:
  • Step 1 The perception network function obtains perception demand information.
  • the perception network function sends the perception demand information to a base station.
  • Step 2 The sensing network function sends configuration information and indication information of the first signal to the base station.
  • the configuration information of the first signal may also be determined by the base station according to the sensing demand information.
  • the content of the indication information may refer to embodiments 1 to 3, which will not be described in detail here.
  • Step 3 The base station sends configuration information of the first signal and configuration information of the second signal to the terminal, which may be sent through RRC signaling, MAC CE signaling, or layer 1 signaling (DCI).
  • the configuration information of the first signal may also be notified to the terminal by the perception network function through NAS signaling or other newly defined signaling.
  • Step 4 The terminal sends the first signal and the second signal according to the configuration information of the first signal and the configuration information of the second signal.
  • Step 5 The base station executes the measurement process according to the first indication information, and sends measurement feedback information to the perception network function.
  • the base station executes the measurement process according to the first indication information, and sends measurement feedback information to the perception network function.
  • the measurement process according to the first indication information, and sends measurement feedback information to the perception network function.
  • the above-mentioned embodiments 1 to 4 are merely examples of multiple embodiments.
  • the method provided in the embodiments of the present application can also be used for a sidelink measurement process (such as a perception process), that is, the first device is UE B, the second device is a base station or UE A, and UE B receives the first signal and the second signal sent by UE A and performs measurements. The specific process will not be repeated here.
  • the first device can select whether to use the second signal for measurement and feedback measurement feedback information according to at least one of the decoding result, performance index and signaling indication of the second signal. For example, by using the communication data signal to assist perception, the perception performance is improved without increasing the perception resource overhead.
  • FIG. 9 is a structural diagram of a measurement information feedback device provided in an embodiment of the present application.
  • the measurement information feedback device 900 includes:
  • the sending module 901 is configured to send measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • At least one of the first signal and the second signal is sent by a second device.
  • the measurement feedback information includes at least one of the following:
  • the first measurement result is a measurement result obtained by measuring the first signal and the second signal
  • the second measurement result is a measurement result obtained by measuring the second signal
  • the first measurement result is a measurement result obtained by measuring based on the first signal
  • the measurement result type indication information is used to indicate: a measurement method of the measurement result included in the measurement feedback information.
  • the measurement result type indication information is further used to indicate:
  • the measurement result type indication information when indicating that the measurement feedback information includes at least one of the first measurement result and the second measurement result, indicates that the second signal associated with the measurement corresponding to the measurement feedback information is correctly received;
  • the measurement result type indication information indicates, when indicating that the measurement feedback information includes a measurement result that is the third measurement result, that the second signal associated with the measurement corresponding to the measurement feedback information is received incorrectly.
  • the sending module 901 is used to send measurement feedback information based on reference information
  • the reference information includes at least one of the following:
  • the first indication information is used to indicate a measurement method.
  • the measurement feedback information is associated with at least one of the following measurement methods:
  • the measurement feedback information includes feedback information of measurement based on the first signal, and/or the measurement feedback information includes a measurement failure indication.
  • the measurement feedback information is associated with a measurement method with the best performance indicator among the following at least two measurement methods:
  • the measurement feedback information includes at least one of the following:
  • the performance indicator is the performance indicator of the optimal measurement method.
  • the device further comprises at least one of the following:
  • a first measurement module configured to perform measurement based on the first signal and the second signal to obtain a first measurement result and a first performance indicator
  • a second measurement module used to perform measurement based on the second signal to obtain a second measurement result and a second performance indicator
  • the third measurement module is used to perform measurement based on the first signal to obtain a third measurement result and a third performance indicator.
  • the measurement feedback information includes at least one of the following:
  • the measurement feedback information includes at least one of the following:
  • the measurement feedback information includes the following item:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator
  • the measurement result corresponding to the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the measurement result corresponding to the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator.
  • the measurement feedback information includes at least one of the following:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator
  • the measurement feedback information includes at least one of the following:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator.
  • the first indication information is used to indicate: whether to perform measurement based on the second signal;
  • the measurement feedback information is associated with at least one of the following:
  • the measurement feedback information is feedback information for performing measurement based on the first signal.
  • the device further comprises:
  • the first receiving module is configured to receive at least one of the following:
  • Configuration information of the first signal and configuration information of the second signal are configured to
  • the configuration information of the first signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction;
  • the configuration information of the second signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction.
  • the device further comprises:
  • a second receiving module used for receiving second indication information
  • the second indication information is used to indicate at least one of the following:
  • Signal information, measurement quantity, measurement condition, feedback configuration, and corresponding relationship wherein the corresponding relationship includes at least one of the following:
  • the signal information includes at least one of the following:
  • the measurement condition includes at least one of the following:
  • Time domain measurement window frequency domain measurement window, time domain measurement interval, frequency domain measurement interval, time domain sampling number, frequency domain sampling number Sample number.
  • the measurement feedback information is associated with at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • the above-mentioned measurement information feedback device can improve the measurement performance of communication equipment.
  • the measurement information feedback device in the embodiment of the present application can be an electronic device, such as an electronic device with an operating system, or a component in an electronic device, such as an integrated circuit or a chip.
  • the electronic device can be a terminal, or it can be other devices other than a terminal.
  • the terminal can include but is not limited to the types of terminals listed in the embodiment of the present application, and other devices can be servers, network attached storage (NAS), etc., which are not specifically limited in the embodiment of the present application.
  • the measurement information feedback device provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in Figure 3 and achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • FIG. 10 is a structural diagram of a measurement information receiving device provided in an embodiment of the present application.
  • the measurement information receiving device 1000 includes:
  • the receiving module 1001 is configured to receive measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • At least one of the first signal and the second signal is sent by the second device.
  • the measurement feedback information includes at least one of the following:
  • the first measurement result is a measurement result obtained by measuring the first signal and the second signal
  • the second measurement result is a measurement result obtained by measuring the second signal
  • the first measurement result is a measurement result obtained by measuring based on the first signal
  • the measurement result type indication information is used to indicate: a measurement method of the measurement result included in the measurement feedback information.
  • the measurement result type indication information is further used to indicate:
  • the measurement result type indication information when indicating that the measurement feedback information includes at least one of the first measurement result and the second measurement result, indicates that the second signal associated with the measurement corresponding to the measurement feedback information is correctly received;
  • the measurement result type indication information indicates, when indicating that the measurement feedback information includes a measurement result that is the third measurement result, that the second signal associated with the measurement corresponding to the measurement feedback information is received incorrectly.
  • the device further comprises:
  • the first sending module is used to send at least one of the following:
  • Configuration information of the first signal and configuration information of the second signal are configured to
  • the configuration information of the first signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction;
  • the configuration information of the second signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction.
  • the device further comprises:
  • a second sending module used for sending second indication information
  • the second indication information is used to indicate at least one of the following:
  • Signal information, measurement quantity, measurement condition, feedback configuration, and corresponding relationship wherein the corresponding relationship includes at least one of the following:
  • the signal information includes at least one of the following:
  • the measurement condition includes at least one of the following:
  • Time domain measurement window frequency domain measurement window, time domain measurement interval, frequency domain measurement interval, time domain sampling number, frequency domain sampling number.
  • the measurement feedback information is associated with at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • the above-mentioned measurement information receiving device can improve the measurement performance of communication equipment.
  • the measurement information receiving device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or a component in the electronic device, such as an integrated circuit or a chip.
  • the electronic device may be a terminal or a network side device.
  • the measurement information receiving device provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in Figure 6 and achieve the same technical effect. To avoid repetition, it will not be described here.
  • an embodiment of the present application further provides a communication device 1100, including a processor 1101 and a memory 1102, where the memory 1102 stores a program or instruction that can be run on the processor 1101, for example,
  • the communication device 1100 is a first device
  • the program or instruction is executed by the processor 1101 to implement the various steps of the above-mentioned measurement information feedback method embodiment, and can achieve the same technical effect.
  • the communication device 1100 is a second device
  • the program or instruction is executed by the processor 1101 to implement the various steps of the above-mentioned measurement information receiving method embodiment, and can achieve the same technical effect, to avoid repetition, it is not repeated here.
  • the embodiment of the present application also provides a communication device, including a processor and a communication interface, wherein the communication interface is used to send measurement feedback information to a second device, and the measurement feedback information is associated with at least one of the following measurement methods: measurement based on a first signal, measurement based on a second signal, and measurement based on a first signal and a second signal; wherein the first signal includes at least one of the following: a reference signal, a synchronization signal, and a perception signal; and the second signal includes: a communication data signal.
  • This communication device embodiment corresponds to the above-mentioned measurement information feedback method embodiment, and each implementation process and implementation method of the above-mentioned method embodiment can be applied to the communication device embodiment, and can achieve the same technical effect.
  • FIG12 is a schematic diagram of the hardware structure of a communication device implementing an embodiment of the present application.
  • the communication device 1200 includes but is not limited to: a radio frequency unit 1201, a network module 1202, an audio output unit 1203, an input unit 1204, a sensor 1205, a display unit 1206, a user input unit 1207, an interface unit 1208, a memory 1209 and at least some of the components of a processor 1210.
  • the communication device 1200 can also include a power supply (such as a battery) for supplying power to each component, and the power supply can be logically connected to the processor 1210 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system.
  • a power supply such as a battery
  • the communication device structure shown in FIG12 does not constitute a limitation on the communication device, and the communication device can include more or fewer components than shown in the figure, or combine certain components, or arrange components differently, which will not be described in detail here.
  • the input unit 1204 may include a graphics processing unit (GPU) 12041 and a microphone 12042, and the graphics processing unit 12041 processes the image data of the static picture or video obtained by the image capture device (such as a camera) in the video capture mode or the image capture mode.
  • the display unit 1206 may include a display panel 12061, and the display panel 12061 may be configured in the form of a liquid crystal display, an organic light emitting diode, etc.
  • the user input unit 1207 includes a touch panel 12071 and at least one of other input devices 12072.
  • the touch panel 12071 is also called a touch screen.
  • the touch panel 12071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 12072 may include, but are not limited to, a physical keyboard, function keys (such as a volume control key, a switch key, etc.), a trackball, a mouse, and a joystick, which will not be repeated here.
  • the RF unit 1201 can transmit the data to the processor 1210 for processing; in addition, the RF unit 1201 can send uplink data to the network side device.
  • the RF unit 1201 includes but is not limited to an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc.
  • the memory 1209 can be used to store software programs or instructions and various data.
  • the memory 1209 can mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area can store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.), etc.
  • the memory 1209 can include a volatile memory or a non-volatile memory, or the memory 1209 can include both volatile and non-volatile memories.
  • the non-volatile memory can be a read-only memory (Read-Only Memory
  • the volatile memory may be a random access memory (RAM), a static random access memory (SRAM), a dynamic random access memory (DRAM), a synchronous dynamic random access memory (SDRAM), a double data rate synchronous dynamic random access memory (DDRSDRAM), an enhanced synchronous dynamic random access memory (ESDRAM), a synchronous link dynamic random access memory (SLDRAM) and a direct memory bus random access memory (DRRAM).
  • the memory 1209 in the embodiment of the present application includes but is not limited to these and any other suitable types of memory.
  • the processor 1210 may include one or more processing units; optionally, the processor 1210 integrates an application processor and a modem processor, wherein the application processor mainly processes operations related to an operating system, a user interface, and application programs, and the modem processor mainly processes wireless communication signals, such as a baseband processor. It is understandable that the modem processor may not be integrated into the processor 1210.
  • the above communication device is a first device, and the first device is taken as a terminal for example:
  • the radio frequency unit 1201 is configured to send measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • At least one of the first signal and the second signal is sent by a second device.
  • the measurement feedback information includes at least one of the following:
  • the first measurement result is a measurement result obtained by measuring the first signal and the second signal
  • the second measurement result is a measurement result obtained by measuring the second signal
  • the first measurement result is a measurement result obtained by measuring based on the first signal
  • the measurement result type indication information is used to indicate: a measurement method of the measurement result included in the measurement feedback information.
  • the measurement result type indication information is further used to indicate:
  • the measurement result type indication information when indicating that the measurement feedback information includes at least one of the first measurement result and the second measurement result, indicates that the second signal associated with the measurement corresponding to the measurement feedback information is correctly received;
  • the measurement result type indication information indicates, when indicating that the measurement feedback information includes a measurement result that is the third measurement result, that the second signal associated with the measurement corresponding to the measurement feedback information is received incorrectly.
  • the sending of measurement feedback information includes:
  • measurement feedback information is sent.
  • the reference information includes at least one of the following:
  • the first indication information is used to indicate a measurement method.
  • the measurement feedback information is associated with at least one of the following measurement methods:
  • the measurement feedback information includes feedback information of measurement based on the first signal, and/or the measurement feedback information includes a measurement failure indication.
  • the measurement feedback information is associated with a measurement method with the best performance indicator among the following at least two measurement methods:
  • the measurement feedback information includes at least one of the following:
  • the performance indicator is the performance indicator of the optimal measurement method.
  • the processor 1210 or the radio frequency unit 1201 is configured to perform at least one of the following:
  • Measurement is performed based on the first signal to obtain a third measurement result and a third performance indicator.
  • the measurement feedback information includes at least one of the following:
  • the measurement feedback information includes at least one of the following:
  • the measurement feedback information includes the following item:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator
  • the measurement result corresponding to the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the measurement result corresponding to the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator.
  • the measurement feedback information includes at least one of the following:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator
  • the measurement feedback information includes at least one of the following:
  • the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator is the best performance indicator among the first performance indicator, the second performance indicator and the third performance indicator.
  • the first indication information is used to indicate: whether to perform measurement based on the second signal;
  • the measurement feedback information is associated with at least one of the following:
  • the measurement feedback information is feedback information for performing measurement based on the first signal.
  • the radio frequency unit 1201 before sending the measurement feedback information, is further configured to:
  • Configuration information of the first signal and configuration information of the second signal are configured to
  • the configuration information of the first signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction;
  • the configuration information of the second signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction.
  • the radio frequency unit 1201 before sending the measurement feedback information, is further configured to:
  • the second indication information is used to indicate at least one of the following:
  • Signal information, measurement quantity, measurement condition, feedback configuration, and corresponding relationship wherein the corresponding relationship includes at least one of the following:
  • the signal information includes at least one of the following:
  • the measurement condition includes at least one of the following:
  • Time domain measurement window frequency domain measurement window, time domain measurement interval, frequency domain measurement interval, time domain sampling number, frequency domain sampling number.
  • the measurement feedback information is associated with at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • the above communication device can improve the measurement performance of the communication device.
  • the embodiment of the present application also provides a communication device, including a processor and a communication interface, wherein the communication interface is used to receive measurement feedback information, and the measurement feedback information is associated with at least one of the following measurement methods: measurement based on a first signal, measurement based on a second signal, and measurement based on a first signal and a second signal; wherein the first signal includes at least one of the following: a reference signal, a synchronization signal, and a perception signal; and the second signal includes: a communication data signal.
  • This communication device embodiment corresponds to the above-mentioned measurement information receiving method embodiment, and each implementation process and implementation method of the above-mentioned method embodiment can be applied to the communication device embodiment, and can achieve the same technical effect.
  • the communication device 1300 includes: an antenna 1301, a radio frequency device 1302, a baseband device 1303, a processor 1304 and a memory 1305.
  • the antenna 1301 is connected to the radio frequency device 1302.
  • the radio frequency device 1302 receives information through the antenna 1301 and sends the received information to the baseband device 1303 for processing.
  • the baseband device 1303 processes the information to be sent and sends it to the radio frequency device 1302.
  • the radio frequency device 1302 processes the received information and sends it out through the antenna 1301.
  • the method executed by the communication device in the above embodiment may be implemented in the baseband device 1303, which includes a baseband processor.
  • the baseband device 1303 may include, for example, at least one baseband board, on which multiple chips are arranged, as shown in Figure 13, one of which is, for example, a baseband processor, which is connected to the memory 1305 through a bus interface to call the program in the memory 1305 and execute the network device operations shown in the above method embodiment.
  • the communication device may also include a network interface 1306, which is, for example, a common public radio interface (CPRI).
  • a network interface 1306, which is, for example, a common public radio interface (CPRI).
  • CPRI common public radio interface
  • the communication device 1300 of the embodiment of the present application also includes: instructions or programs stored in the memory 1305 and executable on the processor 1304.
  • the processor 1304 calls the instructions or programs in the memory 1305 to execute the methods executed by the modules shown in Figure 10 and achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the above-mentioned communication device is a second device, and an example is given in which the second device is a wireless access network device.
  • the radio frequency device 1302 is configured to receive measurement feedback information, where the measurement feedback information is associated with at least one of the following measurement modes:
  • the first signal includes at least one of the following:
  • the second signal includes: a communication data signal.
  • At least one of the first signal and the second signal is sent by the second device.
  • the measurement feedback information includes at least one of the following:
  • the first measurement result is a measurement result obtained by measuring the first signal and the second signal
  • the second measurement result is a measurement result obtained by measuring the second signal
  • the first measurement result is a measurement result obtained by measuring based on the first signal
  • the measurement result type indication information is used to indicate: a measurement method of the measurement result included in the measurement feedback information.
  • the measurement result type indication information is further used to indicate:
  • the measurement result type indication information when indicating that the measurement feedback information includes at least one of the first measurement result and the second measurement result, indicates that the second signal associated with the measurement corresponding to the measurement feedback information is correctly received;
  • the measurement result type indication information indicates, when indicating that the measurement feedback information includes a measurement result that is the third measurement result, that the second signal associated with the measurement corresponding to the measurement feedback information is received incorrectly.
  • the radio frequency device 1302 before receiving the measurement feedback information, the radio frequency device 1302 is further used to:
  • Configuration information of the first signal and configuration information of the second signal are configured to
  • the configuration information of the first signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction;
  • the configuration information of the second signal includes at least one of the following:
  • Signal identification waveform, subcarrier spacing, guard interval, frequency domain starting position, frequency domain resource length, frequency domain resource interval, time domain starting position, time domain resource length, time domain resource interval, signal power, sequence information, signal direction.
  • the radio frequency device 1302 before receiving the measurement feedback information, the radio frequency device 1302 is further used to:
  • the second indication information is used to indicate at least one of the following:
  • Signal information, measurement quantity, measurement condition, feedback configuration, and corresponding relationship wherein the corresponding relationship includes at least one of the following:
  • the signal information includes at least one of the following:
  • the measurement condition includes at least one of the following:
  • Time domain measurement window frequency domain measurement window, time domain measurement interval, frequency domain measurement interval, time domain sampling number, frequency domain sampling number.
  • the measurement feedback information is associated with at least one of the following:
  • Measurement is performed based on the second signal, and measurement is performed based on the first signal and the second signal.
  • the above communication device can improve the measurement performance of the communication device.
  • An embodiment of the present application further provides a readable storage medium, on which a program or instruction is stored.
  • the program or instruction is executed by a processor, the steps of the above-mentioned measurement information feedback method or measurement information receiving method provided in the embodiment of the present application are implemented.
  • the processor is the processor in the terminal described in the above embodiment.
  • the readable storage medium includes a computer readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk.
  • An embodiment of the present application further provides a chip, which includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the various processes of the above-mentioned measurement information feedback method or measurement information receiving method embodiment, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the chip mentioned in the embodiments of the present application can also be called a system-level chip, a system chip, a chip system or a system-on-chip chip, etc.
  • An embodiment of the present application further provides a computer program/program product, which is stored in a storage medium, and is executed by at least one processor to implement the various processes of the above-mentioned measurement information feedback method or measurement information receiving method embodiment, and can achieve the same technical effect. To avoid repetition, it is not repeated here.
  • An embodiment of the present application also provides a measurement information feedback system, including: a first device and a second device, wherein the first device can be used to execute the steps of the measurement information feedback method provided in the embodiment of the present application, and the second device can be used to execute the steps of the measurement information receiving method provided in the embodiment of the present application.
  • the technical solution of the present application can be embodied in the form of a computer software product, which is stored in a storage medium (such as ROM/RAM, a magnetic disk, or an optical disk), and includes a number of instructions for enabling a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to execute the methods described in each embodiment of the present application.
  • a storage medium such as ROM/RAM, a magnetic disk, or an optical disk
  • a terminal which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.

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Abstract

本申请公开了一种测量信息反馈方法、接收方法及通信设备,属于通信技术领域,本申请实施例的测量信息反馈方法包括:第一设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。

Description

测量信息反馈方法、接收方法及通信设备
相关申请的交叉引用
本申请主张在2022年11月10日提交的中国专利申请No.202211405372.3的优先权,其全部内容通过引用包含于此。
技术领域
本申请属于通信技术领域,具体涉及一种测量信息反馈方法、接收方法及通信设备。
背景技术
通信设备在实际工作过程中经常需要执行测量,在一些相关技术中,通信设备往往是固定基于一种信号进行测量,具体为固定基于参考信号进行测量。但如何进行测量信息反馈,还处于研究阶段,导致通信设备的测量性能比较差。
发明内容
本申请实施例提供一种测量信息反馈方法、接收方法及通信设备,能够解决通信设备的测量性能比较差的问题。
第一方面,提供了一种测量信息反馈方法,包括:
第一设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
第二方面,提供了一种测量信息接收方法,包括:
第二设备接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
第三方面,提供了一种一种测量信息反馈装置,包括:
发送模块,用于发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
第四方面,提供了一种测量信息接收装置,包括:
接收模块,用于接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
第五方面,提供了一种通信设备,该通信设备包括处理器和存储器,所述存储器存储可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如本申请实施例提供的测量信息反馈方法的步骤。
第六方面,提供了一种通信设备,包括处理器及通信接口,其中,所述通信接口用于发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。
第七方面,提供了一种通信设备,该通信设备包括处理器和存储器,所述存储器存储可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如本申请实施例提供的测量信息接收方法的步骤。
第八方面,提供了一种通信设备,包括处理器及通信接口,其中,所述通信接口用于接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。
第九方面,提供了一种测量信息反馈系统,包括:第一设备及第二设备,所述第一设备可用于执行如本申请实施例提供的测量信息反馈方法的步骤,所述第二设备可用于执行如本申请实施例提供的测量信息接收方法的步骤。
第十方面,提供了一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如本申请实施例提供的测量信息反馈方法的步骤,或者实现如本申请实施例提供的测量信息接收方法的步骤。
第十一方面,提供了一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现如本申请实施例提供的测量信息反馈方法,或实现如本申请实施例提供的测量信息接收方法。
第十二方面,提供了一种计算机程序/程序产品,所述计算机程序/程序产品被存储在存储介质中,所述计算机程序/程序产品被至少一个处理器执行以实现如本申请实施例提供的测量信息反馈方法的步骤,或者,所述计算机程序/程序产品被至少一个处理器执行以实现如本申请实施例提供的测量信息接收方法的步骤。
在本申请实施例中,第一设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。这样可以实现第一设备发送上述至少一项关联的测量反馈信息,从而提高通信设备的测量性能。
附图说明
图1是本申请实施例可应用的一种无线通信系统的框图;
图2是本申请实施例提供的一种感知测量的场景示意图;
图3是本申请实施例提供的一种测量信息反馈方法的流程图;
图4是本申请实施例提供的一种SNR计算的示意图;
图5是本申请实施例提供的一种信号传输的示意图;
图6是本申请实施例提供的一种测量信息接收方法的流程图;
图7是本申请实施例提供的一种测量的示意图;
图8是本申请实施例提供的另一种测量的示意图;
图9是本申请实施例提供的一种测量信息反馈装置的结构图;
图10是本申请实施例提供的一种测量信息接收装置的结构图;
图11是本申请实施例提供的一种通信设备的结构图;
图12是本申请实施例提供的另一种通信设备的结构图;
图13是本申请实施例提供的另一种通信设备的结构图。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚描述,显然,所描述的实施例是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员所获得的所有其他实施例,都属于本申请保护的范围。
本申请的说明书和权利要求书中的术语“第一”、“第二”等是用于区别类似的对象,而不用于描述特定的顺序或先后次序。应该理解这样使用的术语在适当情况下可以互换,以便本申请的实施例能够以除了在这里图示或描述的那些以外的顺序实施,且“第一”、“第二”所区别的对象通常为一类,并不限定对象的个数,例如第一对象可以是一个,也可以是多个。此外,说明书以及权利要求中“和/或”表示所连接对象的至少其中之一,字符“/”一般表示前后关联对象是一种“或”的关系。
值得指出的是,本申请实施例所描述的技术不限于长期演进型(Long Term Evolution,LTE)/LTE的演进(LTE-Advanced,LTE-A)系统,还可用于其他无线通信系统,诸如码分多址(Code Division Multiple Access,CDMA)、时分多址(Time Division Multiple Access, TDMA)、频分多址(Frequency Division Multiple Access,FDMA)、正交频分多址(Orthogonal Frequency Division Multiple Access,OFDMA)、单载波频分多址(Single-carrier Frequency Division Multiple Access,SC-FDMA)和其他系统。本申请实施例中的术语“系统”和“网络”常被可互换地使用,所描述的技术既可用于以上提及的系统和无线电技术,也可用于其他系统和无线电技术。以下描述出于示例目的描述了新空口(New Radio,NR)系统,并且在以下大部分描述中使用NR术语,但是这些技术也可应用于NR系统应用以外的应用,如第6代(6th Generation,6G)通信系统。
图1示出本申请实施例可应用的一种无线通信系统的框图。无线通信系统包括终端11和网络侧设备12。其中,终端11可以是手机、平板电脑(Tablet Personal Computer)、膝上型电脑(Laptop Computer)或称为笔记本电脑、个人数字助理(Personal Digital Assistant,PDA)、掌上电脑、上网本、超级移动个人计算机(ultra-mobile personal computer,UMPC)、移动上网装置(Mobile Internet Device,MID)、增强现实(augmented reality,AR)/虚拟现实(virtual reality,VR)设备、机器人、可穿戴式设备(Wearable Device)、车载设备(Vehicle User Equipment,VUE)、行人终端(Pedestrian User Equipment,PUE)、智能家居(具有无线通信功能的家居设备,如冰箱、电视、洗衣机或者家具等)、游戏机、个人计算机(personal computer,PC)、柜员机或者自助机等终端侧设备,可穿戴式设备包括:智能手表、智能手环、智能耳机、智能眼镜、智能首饰(智能手镯、智能手链、智能戒指、智能项链、智能脚镯、智能脚链等)、智能腕带、智能服装等。需要说明的是,在本申请实施例并不限定终端11的具体类型。网络侧设备12可以包括接入网设备或核心网设备,其中,接入网设备也可以称为无线接入网设备、无线接入网(Radio Access Network,RAN)、无线接入网功能或无线接入网单元。接入网设备可以包括基站、无线局域网(Wireless Local Area Networks,WLAN)接入点或WiFi节点等,基站可被称为节点B、演进节点B(eNB)、接入点、基收发机站(Base Transceiver Station,BTS)、无线电基站、无线电收发机、基本服务集(Basic Service Set,BSS)、扩展服务集(Extended Service Set,ESS)、家用B节点、家用演进型B节点、发送接收点(Transmission Reception Point,TRP)或所述领域中其他某个合适的术语,只要达到相同的技术效果,所述基站不限于特定技术词汇,需要说明的是,在本申请实施例中仅以NR系统中的基站为例进行介绍,并不限定基站的具体类型。核心网设备可以包含但不限于如下至少一项:核心网节点、核心网功能、移动管理实体(Mobility Management Entity,MME)、接入移动管理功能(Access and Mobility Management Function,AMF)、会话管理功能(Session Management Function,SMF)、用户平面功能(User Plane Function,UPF)、策略控制功能(Policy Control Function,PCF)、策略与计费规则功能单元(Policy and Charging Rules Function,PCRF)、边缘应用服务发现功能(Edge Application Server Discovery Function,EASDF)、统一数据管理(Unified Data Management,UDM),统一数据仓储(Unified Data Repository,UDR)、归属用户服务器(Home Subscriber Server,HSS)、集中式网络配置(Centralized network configuration,CNC)、 网络存储功能(Network Repository Function,NRF),网络开放功能(Network Exposure Function,NEF)、本地NEF(Local NEF,或L-NEF)、绑定支持功能(Binding Support Function,BSF)、应用功能(Application Function,AF)等。需要说明的是,在本申请实施例中仅以NR系统中的核心网设备为例进行介绍,并不限定核心网设备的具体类型。
本申请实施例中,网络侧设备和终端可以具备感知能力,能够通过无线信号的发送和接收,来感知目标物体的方位、距离、速度等信息,或者对目标物体、事件或环境等进行检测、跟踪、识别、成像等。一些感知功能与应用场景如表1所示:
表1
需要说明的是,上述表1所示的感知类别仅是一个举例说明,本申请实施例中对感知测量的类别并不作限定。
另外,本申请实施例可以应用于通信感知一体化场景,其中,通信感知一体化是指在同一系统中通过频谱共享与硬件共享,实现通信和感知功能一体化设计,系统在进行信息传递的同时,能够感知方位、距离、速度等信息,对目标设备或事件进行检测、跟踪、识别,通信系统与感知系统相辅相成,实现整体性能上的提升并带来更好的服务体验。
例如:通信与雷达的一体化属于典型的通信感知一体化(通信感知融合)应用,且通信与雷达系统融合能够带来许多优势,例如节约成本、减小尺寸、降低功耗、提升频谱效率、减小互干扰等,从而提升系统整体性能。
本申请实施例中,根据感知信号发送节点和接收节点的不同,可以包括但不限于图2所示的6种感知链路。需要说明的是,图2中每种感知链路都是以一个发送节点和一个接收节点进行举例说明,实际系统中,根据不同的感知需求可以选择不同的感知链路,每种感知链路的发送节点和接收节点可以有一个或多个,且实际感知系统可以包括多种不同的感知链路。且图2中的感知目标以人和车作为例子,且假设人和车均没有携带或安装信号收/发设备,实际场景的感知目标将更加丰富。
感知链路1:基站自发自收感知。该方式下基站发送感知信号,并通过接收该感知信 号的回波来获得感知结果;
感知链路2:基站间空口感知。该方式下基站2接收基站1发送的感知信号,获得感知结果。
感知链路3:上行空口感知。该方式下基站接收终端发送的感知信号,获得感知结果。
感知链路4:下行空口感知。该方式下终端接收基站发送的感知信号,获得感知结果。
感知链路5:终端自发自收感知。该方式下终端发送感知信号,并通过接收该感知信号的回波来获得感知结果。
感知链路6:终端间旁链路(Sidelink)感知。例如,终端2接收终端1发送的感知信号,获得感知结果,或者终端1接收终端2发送的感知信号,获得感知结果。
下面结合附图,通过一些实施例及其应用场景对本申请实施例提供的一种测量信息反馈方法、接收方法及通信设备进行详细地说明。
请参见图3,图3是本申请实施例提供的一种测量信息反馈方法的流程图,如图3所示,包括以下步骤:
步骤301、第一设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述第一设备可以是终端或者网络侧设备。
上述步骤中第一设备可以是向第二设备发送测量反馈信息,第二设备可以是终端或者网络侧设备。例如:上述第一设备为终端,上述第二设备可以是终端或者网络侧设备,上述第一设备为网络侧设备,上述第二设备可以是终端或者网络侧设备。
上述第一信号和第二信号中的至少一项可以是第二设备向第一设备发送的。在一些实施方式中,上述第二信号为上述第二设备发送的情况下,上述第一信号可以是第二设备发送的,也可以是其他设备发送给第一设备的,例如:第一设备为基站,第二设备为核心网网元,第一设备接收终端发送的第一信号和第二信号中的至少一项。
所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号。
上述参考信号可以是通信参考信号,例如:解调参考信号(Demodulation Reference Signal,DMRS)、信道状态信息参考信号(Channel State Information-Reference Signal,CSI-RS),如物理下行共享信道(Physical downlink shared channel,PDSCH)DMRS;
上述同步信号可以是主同步信号(Primary Synchronization Signal,PSS)或辅同步信号(Secondary Synchronization Signal,SSS)等同步信号;
上述感知信号可以是基于Gold序列或Zadoff-Chu(ZC)序列设计的感知信号,或者可以是基于线性调频信号(Chirp)或调频连续波(Frequency Modulated Continuous Wave,FMCW)设计的感知信号。
所述第二信号包括:通信数据信号。
上述通信数据信号可以是承载通信数据信息的信号,该通信数据信息为上述第一设备关联的通信数据信息,如发送给第一设备的通信数据信息。
由于可以基于第二信号进行测量,或者基于第一信号和第二信号进行测量,这样可以利用通信数据信号进行测量,如进行感知测量,这样不需要增加测量资源开销。例如:基于第一信号和第二信号进行测量,可以实现使用通信数据信号辅助测量,在不增加测量资源开销的情况下,提升测量性能。
基于第一信号进行测量可以是,基于第一信号进行感知测量,上述基于第二信号进行测量可以是,基于第二信号进行感知测量,上述基于第一信号和第二信号进行测量可以是,基于第一信号和第二信号进行感知测量。需要说明的是,本申请实施例中并不限定是感知测量,例如:用于通信业务的测量。
上述测量反馈信息与上述至少一种测量方式关联可以是,上述测量反馈信息可以是如下至少一项的测量结果:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
或者,上述测量反馈信息与上述至少一种测量方式关联可以是,上述测量反馈信息是基于可以是如下至少一项确定的测量成功或者测量失败指示:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
本申请实施例中,通过上述步骤可以实现第一设备发送上述至少一项关联的测量反馈信息,从而提高通信设备的测量性能。
作为一种可选的实施方式,上述第一设备可以根据需求、指示、信号接收情况、测量情况等,灵活地在上述三种方式中选择至少一种进行测量,并发送对应的测量反馈信息,以从而使得第一设备可以灵活地发送测量反馈信息,进一步提高通信设备的测量性能。
作为一种可选的实施方式,上述第一设备可以先按照上述三种方式中选择至少一种进行测量,并基于测量结果或者性能指标选择测量反馈信息进行发送,或者,根据测量结果选择再次进行测量,如先按照基于第一信号进行测量,当测量结果或者性能指标未达到预设要求或者预设条件时,再选择基于第二信号进行测量或基于第一信号和第二信号进行测量,这样可以提高通信设备测量的灵活性,进一步提高通信设备的测量性能。
作为一种可选的实施方式,所述测量反馈信息包括如下至少一项:
第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
上述基于所述第一信号和所述第二信号进行测量得到测量结果可以是,将基于第一信号的测量结果和基于第二信号的测量结果进行结合,基于结合结果计算最终测量结果,例 如:基于第一信号测量得到信道信息H1,基于第二信号测量得到信道信息H2,结合信道信息H1和信道信息H2进行时延、多普勒、角度等测量结果的解算。例如:第一信号占据时域符号1、3、5,则H1对应的时域资源也是符号1、3、5(即相当于只能获得符号1,3,5对应的信道信息),可以对H1沿时域维度进行长度为3的FFT计算多普勒;第二符号占据时域符号2、4、6则H2对应的时域资源是符号2、4、6(即相当于能获得符号2,4,6对应的信道信息),可以对H2沿时域维度进行长度为3的FFT计算多普勒,这样第一信号和第二信号结合相当于有符号1~6对应的信道信息,例如求多普勒可以进行长度为6的快速傅里叶变换(fast Fourier transform,FFT)。
在一些实施方式中,第一信号和第二信号承载在不同的时频域资源上,这样,基于第一信号和第二信号测量,对应的时频域资源密度更高和/或对应的时频域资源长度更长,进而得到的测量结果更准确。
在一些实施方式中,第一设备基于接收到的第一信号进行信道估计得到信道信息H1,其中,第一信号可以为参考信号或同步信号或感知信号,即为收发端已知的信号,则可利用接收到的第一信号,即经过信道传输的第一信号与本地生成的第一信号,即未经过信道传输的第一信号进行例如最小二乘(Least—Square,LS)信道估计得到信道信息H1。假设第一信号对应时频域资源为N个正交频分复用(Orthogonal Frequency Division Multiplexing,OFDM)符号和M个子载波,则信道信息H1矩阵规模为M*N(行对应时域、列对应频域),则根据H1,沿频域维度进行例如离散傅里叶逆变换(Inverse Discrete Fourier Transform,IDFT)/快速傅里叶逆变换(Inverse Fast Fourier Transform,IFFT)计算或采用多信号分类算法(Multiple Signal Classification,MUSIC)等超分辨率算法可以得到时延信息,沿时域维度进行例如DFT/FFT计算或采用或MUSIC等超分辨率算法可以得到多普勒信息,对于角度信息(多接收天线)计算类似,基于不同天线的信道信息H1,通过沿天线维度的DFT/FFT运算或MUSIC等超分辨率算法进行计算即可得到角度信息。也可以是基于对H1进行二维离散型傅立叶变换(Discrete Fourier Transformation,DFT)/快速傅立叶变换(Fast Fourier Transform,FFT)运算得到时延多普勒信息,或者基于对H1进行三维DFT/FFT运算得到时延、多普勒、角度信息。需要注意的是,此处为举例说明,具体采用的计算方法不做限制。
在一些实施方式中,第二设备基于第二信号得到信道信息H2,其中,第二信号可以为通信数据信号,即为发端已知、收端未知的信号,则接收到的第二信号后,通过解调解码恢复出未经过信道传输的第二信号,进一步的,根据接收到的第二信号以及本地恢复的第二信号进行例如LS信道估计得到信道信息H2。具体的,假设未经过信道传输的第二信号为S(t),接收到的经过信道传输的第二信号为R(t),理想情况下,例如解码正确时可以根据R(t)可以恢复出S(t),进而基于R(t)和S(t)进行信道估计得到信道信息,进而得到测量结果例如时延、多普勒等,也存在无法准确恢复出S(t)的情况,例如解码错误时根据R(t)恢复出S’(t),进而基于R(t)和S’(t)进行信道估计得到信道信息,进而得到测量结果例如时 延、多普勒等,一般认为此时得到的测量结果不如理想情况下得到的准确)。进一步地,根据信道信息H2计算时延/多普勒/角度等感知测量结果的方式与信道信息H1进行计算的流程类似。需要注意的是,此处为举例说明,具体采用的计算方法不做限制。
其中,第一感知测量结果、第二感知测量结果和第三测量结果对应的测量量可以相同也可以不同。
上述测量结果类型指示信息可以是指示上述测量反馈信息包括的每一个测量结果的测量方式。
上述测量结果类型指示信息可以通过指示测量结果是否是对第二信号进行测量得到的结果,以指示测量结果的测量方式,如不是对第二信号进行测量,则测量结果为上述第三测量结果,如是对第二信号进行测量时,可以默认是第三测量结果或者第二测量结果,即第一设备和第二设备可以预先约定在对第二信号进行测量时为第三测量结果或者第二测量结果,或者协议定义,在对第二信号进行测量时为第三测量结果或者第二测量结果。
可选的,所述测量结果类型指示信息还用于指示:
所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
其中,上述测量反馈信息对应的测量关联的所述第二信号可以是,指示本次测量对应的第二信号是否正确接收。
这样通过指示第二信号是否正确接收,可以在接收错误的情况下,指示第二设备重传第二信号,以提高通信设备的传输性能。
可选的,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
例如:若感知测量结果为第一设备基于第一信号和第二信号(或者基于第二信号)进行测量得到的感知测量结果,则表示第二信号接收正确(Acknowledgement,ACK)。具体的,可以是指第二信号关联的至少一个传输块(Transport Block,TB)接收正确,或者指是指第二信号关联的至少一个码块组(Code block group,CBG)接收正确,或者指是指第二信号关联的至少一个码块(Code block,CB)接收正确。
若感知测量结果为第一设备对第一信号进行感知测量得到的感知测量结果,则表示第二信号接收错误(Negative Acknowledgement,NACK)。具体的,可以是指第二信号关联的至少一个TB接收错误,或者是指第二信号关联的至少一个CBG接收错误,或者是指第二信号关联的至少一个CB接收错误。
这样可以通过隐式的方式指示第二信号是否正确接收,以节约开销。
在一些实施方式中,上述测量反馈信息包括的测量结果的类型也可以是预先约定好的,例如:测量结果的测量方式与资源关联,或者,测量结果的测量方式与业务关联,或者, 测量结果的测量方式与位置关联等,即在一些实施方式中,第一设备不发送测量结果类型指示信息,对端也可以确定测量反馈信息包括的测量结果的类型。
作为一种可选的实施方式,所述第一设备发送测量反馈信息,包括:
所述第一设备基于参考信息,发送测量反馈信息;
其中,所述参考信息包括如下至少一项:
所述第二信号的接收情况;
性能指标;
第一指示信息,所述第一指示信息用于指示测量方式。
其中,上述第二信号的接收情况可以是,第二信号的解码或者译码结果。
上述性能指标可以是,测量结果的性能指标,例如:感知性能指标。
在一些实施方式中,上述性能指标可以包括如下至少一项:
信号强度信息、信号与干扰和噪声比(Signal to Interference plus Noise Ratio,SINR)信息、信噪比(Signal to Noise Ratio,SNR)信息、感知SNR信息、感知SINR信息。
其中,SINR信息是指非感知维度的SINR信息,上述SNR信息是指非感知维度的SNR信息。
上述感知SNR信息可以是感知第一信号和/或第二信号的信号分量功率与噪声功率的比值,上述感知SINR信息可以是感知第一信号和/或第二信号的信号分量功率与噪声和干扰的功率之和的比值。
以雷达检测为例,感知第一信号和/或第二信号功率的获取方法,可以是以下选项中的至少一项:
方式一、基于回波信号快时间维FFT处理得到的时延一维图进行恒虚警检测(Constant False Alarm Rate Detector,CFAR),以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度来计算回波信号功率,如图4所示;
方式二、基于回波信号慢时间维FFT处理得到的多普勒一维图进行CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度来计算回波信号功率,同图4所示;
方式三、基于回波信号2D-FFT处理得到的时延-多普勒二维图进CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度来计算回波信号功率;
方式四、基于回波信号3D-FFT处理得到的时延-多普勒-角度三维图进行CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度来计算回波信号功率;
其中,信号幅度的确定方法除以上的以CFAR过门限的幅度最大样值点为目标样值点以外,还可以是,以CFAR过门限的幅度最大样值点及其最邻近的若干个过门限样值点的均值作为目标信号幅度来计算回波信号功率。
其中,回波信号的SNR/SINR的获取方法可以是以下选项中的至少一项:
方式一、基于回波信号快时间维FFT处理得到的时延一维图进行CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度,以一维图中距离目标样值点位置±ε个样值点以外的所有样值点为干扰/噪声样值点、并统计其平均干扰/幅度为干扰/噪声信号幅度,如图4所示,最后以目标信号幅度和干扰/噪声信号幅度计算SNR/SINR,ε为常数;
方式二、基于回波信号慢时间维FFT处理得到的多普勒一维图进行CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度,以一维图中距离目标样值点位置±η个样值点以外的所有样值点为干扰/噪声样值点、并统计其平均幅度为干扰/噪声信号幅度,最后以目标信号幅度和干扰/噪声信号幅度计算SNR/SINR,η为常数;
方式三、基于回波信号2D-FFT处理得到的时延-多普勒二维图进CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度,以二维图中距离目标样值点±ε(快时间维)和±η(慢时间维)个样值点以外的所有样值点为干扰/噪声样值点、并统计其平均幅度为干扰/噪声信号幅度,最后以目标信号幅度和干扰/噪声信号幅度计算SNR/SINR;
方式四、基于回波信号3D-FFT处理得到的时延-多普勒-角度三维图进行CFAR,以CFAR过门限的幅度最大样值点为目标样值点、以其幅度为目标信号幅度,以三维图中距离目标样值点±ε(快时间维)、±η(慢时间维)和±δ(角度维)个样值点以外的所有样值点为干扰/噪声样值点、并统计其平均幅度为干扰/噪声信号幅度,最后以目标信号幅度和干扰/噪声信号幅度计算SNR/SINR,δ为常数;
方式五、目标信号幅度的确定方法除以上的以CFAR过门限的幅度最大样值点为目标样值点以外,还可以是以CFAR过门限的幅度最大样值点及其最邻近的若干个过门限样值点的均值作为目标信号幅度。
另外,干扰/噪声样值点的确定方法还可以是根据上述确定的干扰/噪声样值点进一步筛选,筛选方法是:对于时延一维图,去除时延为0附近的若干个样值点,以剩下的干扰/噪声样值点作为噪声样值点;或者,对于多普勒一维图,去除多普勒为0附近的若干个样值点,以剩下的干扰/噪声样值点为干扰/噪声样值点;或者,对于时延-多普勒二维图,去除以时延为0附近若干个点、全部多普勒范围构成的条状范围的干扰/噪声样值点,以剩下的噪声样值点作为干扰/噪声样值点;或者,对于时延-多普勒-角度三维图,去除以时间维0附件若干个点、全部多普勒范围和全部角度范围构成的切片状范围的干扰/噪声样值点,以剩下的干扰/噪声样值点作为干扰/噪声样值点。
第一指示信息可以是第一设备动态接收的信息或者信令,也可以是预先配置的指示信息。上述第一指示信息用于指示测量方式可以是指示上述测量反馈信息对应的测量方式,如指示如下至少一项:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述第二信号的接收情况、性能指标、第一指示信息中的任一项都可以独立指示终端 进行如下至少一项:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
或者,指示是否基于第二信号进行测量,如果基于第二信号进行测量,则执行如下至少一项:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
在一些实施方式,第一设备也可以是上述第二信号的接收情况、性能指标和第一指示信息中的多项确定进行如下至少一项:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
通过上述第二信号的接收情况、性能指标和第一指示信息,第一设备可以灵活选择测量方式,从而提高通信设备的测量灵活性。
可选的,在所述第二信号的接收情况表示所述第二信号接收正确的情况下,所述测量反馈信息与如下至少一项测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
在所述第二信号的接收情况表示所述第二信号接收错误的情况下:所述测量反馈信息包括基于第一信号进行测量的反馈信息,和/或,所述测量反馈信息包括测量失败指示。
上述第二信号接收正确可以是
上述第二信号接收正确可以是通信译码循环冗余机校验(Cyclic redundancy check,CRC)通过,例如:第二信号关联的至少一个TB CRC校验通过,或者是第二信号关联的至少一个CB CRC校验。
在第二信号接收正确的情况下,第一设备可以执行如下至少一项:
第一设备基于第一信号和第二信号进行测量得到第一测量结果并发送给第二设备;
第一设备基于第二信号进行测量得到第二测量结果并发送给第二设备;
第一设备基于第一信号进行测量得到第三感知测量结果并发送给第二设备。
上述第二信号接收错误可以是无法正确恢复出第二信号,例如:通信译码CRC校验未通过。
在第二信号接收错误的情况下,第一设备可以执行如下至少一项:
第一设备基于第一信号进行测量得到第三感知测量结果并发送给第二设备;
第一设备向第二设备发送测量失败指示,以通知第二设备第二信号接收错误,无法正确恢复出第二信号并用于测量。
可选的,所述测量反馈信息与如下至少两种测量方式中性能指标最优的测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述测量反馈信息与如下至少两种测量方式中性能指标最优的测量方式关联可以是,在上述至少两种测量方式中选择性能指标最优的测量结果进行反馈。
例如:所述测量反馈信息可以包括如下至少一项:
所述性能指标最优的测量方式的测量结果;
所述性能指标最优的测量方式的性能指标。
该实施方式中,由于测量反馈信息与性能指标最优的测量方式关联,这样可以向第二设备反馈性能指标最优的测量信息,从而提高第一设备和第二设备之间的测量准确性。
在一些实施方式中,当第一测量结果和第三测量结果对应的测量量相同时,第一设备基于第一信号和第二信号进行测量得到第一测量结果和第一性能指标(例如感知SNR1),基于第一信号进行感知测量得到第三测量结果和第三性能指标(例如感知SNR2);第一设备选择性能指标最优的测量结果发送给第二设备。另外,还可以将对应的性能指标发送给第二设备,即测量反馈信息除了测量结果,还可以包括对应的性能指标。
可选的,所述方法还包括如下至少一项:
基于所述第一信号和所述第二信号进行测量,得到第一测量结果和第一性能指标;
基于所述第二信号进行测量,得到第二测量结果和第二性能指标;
基于所述第一信号进行测量,得到第三测量结果和第三性能指标。
该实施方式中,可以是在基于性能指标发送测量反馈信息之前,执行上述至少一项,或者,可以是在确定上述第二信号的接收情况后,基于第二信号的接收情况执行上述至少一项,再发送测量反馈信息,或者,可以是在接收到上述第一指示信息后,基于第一指示信息执行上述至少一项,再发送测量反馈信息。
可选的,在所述第一性能指标、所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第一性能指标、所述第二测量结果、所述第二性能指标、所述第三测量结果、所述第三性能指标;和/或
在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
满足所述预设性能指标要求的性能指标、满足所述预设性能指标要求的性能指标对应的测量结果;和/或
在所述第一性能指标、所述第二性能指标和所述第三性能指标均不满足预设性能指标要求的情况下,所述测量反馈信息包括如下一项:
测量无效指示;
所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标;
所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标对应的测量结果。
上述预设性能指标要求可以是,预设性能指标门限。
上述预设性能指标要求可以是第二设备预先配置给第一设备的,也可以是第一设备与第二设备协商确定的,也可以是协议约定的。
上述性能指标满足预设性能指标要求可以是,性能指标满足性能指标门限要求。
在所述第一性能指标、所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,第一设备可以是发送一个或者多个测量结果,和/或,一个或者多个性能指标。例如:在第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标;
如可以是发送最优的性能指标关联测量结果,以及还可以包括最优的性能指标。
在第一性能指标、第二性能指标和第三性能指标中至少一项满足预设性能指标要求的情况下,第一设备可以是发送满足预设性能指标要求的至少一项的测量结果,和/或性能指标。
例如:在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标。
如可以是发送最优的性能指标关联测量结果,以及还可以包括最优的性能指标。
上述测量无效指示可以指示当前测量的测量结果无效。
另外,在第一性能指标、第二性能指标和第三性能指标均不满足预设性能指标要求的情况下,也可以发送性能指标更优的感知测量结果发送,可选地,并发送对应的感知性能指标。
需要说明的是,在一些实施方式中,当第一设备进行的基于第一信号的测量,以及基于第一信号和第二信号的测量,则可以是,将第一性能指标和第三性能指标与上述指标门限进行比较,并按照上述规则发送测量反馈信息,具体不作赘述。
可选的,所述第一指示信息用于指示:是否基于所述第二信号进行测量;
其中,在所述第一指示信息指示基于所述第二信号进行测量的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量;
在所述第一指示信息指示不基于所述第二信号进行测量的情况下,所述测量反馈信息为基于第一信号进行测量的反馈信息。
在一些实施方式中,在第一指示信息指示基于第二信号进行测量的情况下,第一设备可以是发送第一测量结果第二测量结果,或者,按照上述描述是基于预设性能指标要求进行发送,或者按照第二信号的接收情况进行发送,例如:第一指示信息指示第一设备基于第二信号进行感知测量,则第一设备可以执行如下至少一项:
第一设备基于第一信号和第二信号进行测量得到第一测量结果并发送给第二设备;
第一设备根据第二信号接收是否正确,选择测量方式与测量反馈信息,具体请参见上述实施方式描述的第一设备基于第二信号的接收情况,发送测量反馈信息的实施方式,此处不作赘述;
第一设备根据感知性能指标选择测量反馈信息,具体请参见上述实施方式描述的第一设备基于性能指标,发送测量反馈信息的实施方式,此处不作赘述。
上述第一指示信息指示不基于第二信号进行测量的情况下,第一设备基于第一信号进行测量,并反馈相应的测量信息。
作为一种可选的实施方式,所述第一设备发送测量反馈信息之前,所述方法还包括:
所述第一设备接收如下至少一项:
所述第一信号的配置信息、所述第二信号的配置信息。
上述配置信息可以是接收第二设备发送的,或者其他接收设备发送的。
其中,所述第一信号的配置信息可以包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
所述第二信号的配置信息可以包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
其中,上述第一信号和第二信号的配置信息可以是分开发送的,也可以是一同发送的。另外,当第一信号或者第二信号包含至少两种不同的信号,则其配置信息可以是分别发送的或者共同发送的。
其中,信号标识可以是信号资源标识,用于区分不同的信号资源配置,或者上述信号标识可以是信号配置标识,用于区分不同的信号配置,通过信号配置标识可以确定第一信号和第二信号的信号配置。
上述波形可以是OFDM、单载波频分多址(Single-carrier Frequency-Division Multiple Access,SC-FDMA)、正交时频空间(Orthogonal Time Frequency Space,OTFS)、调频连续波(Frequency Modulated Continuous Wave,FMCW)或脉冲信号等;
上述子载波间隔可以是OFDM系统的子载波间隔,例如:30KHz。
上述保护间隔可以是从信号结束发送时刻到该信号的最迟回波信号被接收的时刻之间的时间间隔,该参数正比于最大感知距离;例如,可以通过c/(2Rmax)计算得到,Rmax为最大感知距离(属于感知需求信息),如对于自发自收的感知信号,Rmax代表感知信号收发点到信号发射点的最大距离;在某些情况下,OFDM信号循环前缀(Cyclic prefix,CP)可以起到最小保护间隔的作用,c是光速。
上述频域起始位置可以是起始频点,也可以是起始资源单元(Resource element,RE)、资源块(Resource block,RB)索引。
上述频域资源长度可以是频域带宽,该频域带宽反比于距离分辨率,每个信号的频域 带宽B≥c/(2ΔR),其中,c为光速,ΔR为距离分辨率。
上述频域资源间隔反比于最大无模糊距离或最大无模糊时延,其中,对于OFDM系统当子载波采用连续映射时频域间隔等于子载波间隔。
好述时域起始位置可以为起始时间点,也可以是起始符号、时隙、帧索引。
上述时域资源长度可以是突发(burst)持续时间,时域资源长度反比于多普勒分辨率(属于感知需求信息)。
上述时域资源间隔可以是相邻的两个信号之间的时间间隔。
上述信号功率可以是间隔功率取值,例如:从-20dBm到23dBm每隔2dBm取一个值。
上述序列信息可以生成序列信息,例如:ZC序列或PN序列,以及还可以包括生成方式。
上述信号方向可以是信号发送的角度信息或波束信息。
以正交频分复用(Orthogonal frequency division multiplex,OFDM)系统为例,第一信号和第二信号的时频域资源示例如图5所示,其中黑色网格表示第一信号(如收发端已知信号,感知信号或通信参考信号),白色网格表示第二信号(如数据信号)。
作为一种可选的实施方式,所述第一设备发送测量反馈信息之前,所述方法还包括:
所述第一设备接收第二指示信息;
所述第二指示信息用于指示如下至少一项:
信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
所述第一信号与测量量的对应关系;
所述第二信号与测量量的对应关系;
资源位置与测量量的对应关系。
上述第二指示信息可以是第一设备接收第二设备发送的,或者可以是第一设备接收其他设备发送的。
上述信号信息可以是用于指示第一设备基于基于哪些信号进行测量,例如:上述信号信息可以包括如下至少一项:
所述第一信号的标识信息;
所述第一信号的资源信息;
所述第二信号的标识信息;
所述第二信号的资源信息。
上述第一信号的标识信息可以是,感知信号标识和/或通信参考信号标识(例如CSI-RS resource ID或感知信号ID);上述第一信号的资源信息可以是,直接指示具体时频域资源的第一信号。
上述第二信号的标识信息可以是,物理下行共享信道(Physical downlink shared channel,PDSCH)和/或物理上行共享信道(Physical Uplink Control Channel,PUSCH);上述第二 信号的资源信息可以是,指示具体时频域资源的第二信号,例如:某一个或几个下行时隙的PDSCH数据,或者与第一信号时频域位置满足一定关系的PDSCH数据。
上述测量量可以是第一信号和/或第二信号的测量量,且这两个信号的测量量可以相同或者不同。上述测量量与测量结果对应,测量结果可以是感知测量量的值。
本申请实施例中,感知测量量可以包括以下四类:
第一级测量量,如接收信号或原始信道信息,可以包括如下至少一项:
接收信号或信道的响应复数结果,接收信号或信道的幅度或相位,接收信号或信道的I路或Q路结果;
上述至少一项的相关运算结果;
其中,上述运算包括加减乘除、矩阵加减乘、矩阵转置、三角关系运算、平方根运算和幂次运算等,以及上述运算结果的门限检测结果、最大/最小值提取结果等;运算还可以包括快速傅里叶变换(Fast Fourier Transform,FFT)/快速傅里叶逆变换(Inverse Fast Fourier Transform,IFFT)、离散傅里叶变换(Discrete Fourier Transform,DFT)/离散傅里叶逆变换(Inverse Discrete Fourier Transform,IDFT)、2D-FFT、3D-FFT、匹配滤波、自相关运算、小波变换和数字滤波等,以及上述运算结果的门限检测结果、最大/最小值提取结果等;
第二级测量量,如基本测量量,可以包括如下至少一项:
时延、多普勒、角度、强度;
上述至少一项的组合表示;
第三级测量量,如基本属性和/或状态,可以包括如下至少一项:
距离、速度、朝向、空间位置、加速度;
第四级测量量,如进阶属性和/或状态,可以包括如下至少一项:
目标是否存在、轨迹、动作、表情、生命体征、数量、成像结果、天气、空气质量、形状、材质、成分。
可选的,上述测量条件包括如下至少一项:
时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
上述第二指示信息可以通过起始时域位置和时域资源长度中的至少一项指示上述时域测量窗口;上述指示信息可以通过起始频域位置和频域资源长度中的至少一项指示上述频域测量窗口。
上述时域采样数可以是时域计算采样点数,例如:DFT点数和/或过采样因子,频域采样数可以是频域计算采样点数,例如:IDFT点数和/或过采样因子。
反馈配置可以上述测量反馈信息发送的准则,如至少包括发送的时频域资源配置,发送周期,发送的触发条件中的至少一项。
上述对应关系可以是,每个信号对应的测量量,以及还可以指示至少一个资源位置对 应的测量量。
在一些实施方式中,上述对应关系可以是,在多个存在多个测量量时,指示用于测量不同测量量的对应的信号和/或资源位置。
需要说明的是,本申请实施例中,第二指示信息可以是显式或者隐式指示上述内容,例如:上述第二指示信息可以通过测量条件隐式指示第一设备基于第一信号和第二信号进行测量,例如第一信号配置中,时频域资源配置不满足上述测量条件,则第一设备认为第二设备期望第一设备利用第二数据进行测量。在一些实施方式中,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
这样通过隐式指示可以节约信令开销。
需要说明的是,本申请实施例中上述配置信息与上述第二指示信息同一条信令接收到的,或者上述配置信息与上述第二指示信息通过不同信令接收。
另外,上述第二指示信息可以与上述第一指示信息可以是通过相同或者不同消息或者信令获取的指示信息。
在本申请实施例中,第一设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。这样可以实现第一设备发送上述至少一项关联的测量反馈信息,从而提高通信设备的测量性能。
请参见图6,图6是本申请实施例提供的一种测量信息接收方法的流程图,如图6所示,包括以下步骤:
步骤601、第二设备接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
可选的,所述第一信号和所述第二信号中的至少一项为所述第二设备发送的。
可选的,所述测量反馈信息包括如下至少一项:
第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
可选的,所述测量结果类型指示信息还用于指示:
所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
可选的,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
可选的,所述第二设备接收测量反馈信息之前,所述方法还包括:
所述第二设备发送如下至少一项:
所述第一信号的配置信息、所述第二信号的配置信息。
可选的,所述第一信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
所述第二信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
可选的,所述第二设备接收测量反馈信息之前,所述方法还包括:
所述第二设备发送第二指示信息;
所述第二指示信息用于指示如下至少一项:
信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
所述第一信号与测量量的对应关系;
所述第二信号与测量量的对应关系;
资源位置与测量量的对应关系。
可选的,所述信号信息包括如下至少一项:
所述第一信号的标识信息;
所述第一信号的资源信息;
所述第二信号的标识信息;
所述第二信号的资源信息。
可选的,所述测量条件包括如下至少一项:
时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
可选的,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
需要说明的是,本实施例作为与图3所示的实施例中对应的第二设备的实施方式,其具体的实施方式可以参见图3所示的实施例的相关说明,以为避免重复说明,本实施例不再赘述。
下面通过多个实施例对本申请实施例提供的方法进行举例说明:
实施例一:
该实施例中,以测量为下行感知进行举例说明,如第一设备为终端,第二设备为基站,终端接收基站发送的第一信号与第二信号(下行信号)并进行测量,具体流程如下如图7所示,包括如下步骤:
1、基站获取感知需求信息,所述感知需求信息可以包括以下至少一项:
感知业务,感知业务可以是按类型划分或具体到某项业务,例如:环境重构、呼吸或心跳检测、定位或轨迹追踪、动作识别、天气监测、雷达测距/测速/测角等;
感知目标区域,感知目标区域可以是指感知对象可能存在位置区域,或者,需要进行成像或环境重构的位置区域;
感知对象类型,感知对象类型可以是针对感知对象可能的运动特性对感知对象进行分类,每个感知对象类型中包含了典型感知对象的运动速度、运动加速度、典型雷达截面积(Radar Cross Section,RCS)等信息;
感知服务质量(Quality of Service,QoS),感知QoS可以是对感知目标区域或感知对象进行感知的性能指标,包括以下至少一项:
感知分辨率,感知分辨率进一步可分为:距离/时延分辨率、角度分辨率、速度/多普勒分辨率、成像分辨率等;
感知精度,感知精度进一步可分为:距离/时延精度、角度精度、速度/多普勒精度、定位精度等;
感知范围,感知范围进一步可分为:距离/时延范围、速度/多普勒范围、角度范围、成像范围等;
感知时延,感知时延可以是从感知信号发送到获得感知结果的时间间隔,或,从感知需求发起到获取感知结果的时间间隔;
感知更新速率,感知更新速率可以是相邻两次执行感知并获得感知结果的时间间隔;
检测概率,检测概率可以是在感知对象存在的情况下被正确检测出来的概率;
虚警概率,虚警概率可以是在感知对象不存在的情况下错误检测出感知目标的概率;
可感知的最大目标个数。
基站根据上述感知需求确定以下至少一项:信号配置信息、测量/上报配置信息,或者,基站从感知网络功能直接获取以下至少一项:信号配置信息、测量/上报配置信息。
步骤2、基站向终端发送第一信号的配置信息和第二信号的配置信息,可以通过高层信令或MAC层信令或层1信令发送,也可以是预设的。
其中,信号的配置信息可以参见图3所示的实施例的相应描述,此处不作赘述。
步骤3、基站向终端发送指示信息,可以通过无线资源控制(Radio Resource Control,RRC)信令或媒体接入控制的控制单元(Media Access Control Control Element,MAC CE)或层1信令发送,指示信息可以包括如下至少一项:
是否基于通信数据信号进行感知测量指示,例如采用1比特指示,“0”表示不基于数据测量,“1”表示基于数据测量,本实施例中该指示为“1”,即基站指示终端基于通信数据进行测量得到感知测量结果;
测量信号资源指示,例如指示基于如图5中T*B时频域资源内的第一信号和第二信号进行测量。
测量量,可以是一个或多个,本实施例中第一信号和第二信号可以均用于相同测量量的测量,即终端默认第一信号和第二信号可共同用于全部测量量的测量,后续描述中假设感知测量量为一个,例如多普勒频移(感知测量量为多个时流程类似);其中,若第一信号为感知信号或包含感知信号,所述感知测量量也可以是与感知信号关联的,即无需专门指示感知测量量。
步骤4、基站向终端发送第一信号和第二信号。
步骤5、终端根据第一信号、第二信号配置信息,以及上述指示信息,进行测量并反馈测量反馈信息,测量反馈信息的反馈可以包括以下三种情况之一:
一、终端基于第一信号和第二信号进行多普勒测量得到第一感知测量结果,并发送给基站,该情况下,基站认为终端完全按照基站指示进行测量和反馈,不考虑第二信号接收是否正确以及感知性能指标问题;
二、终端根据第二信号接收是否正确选择测量与反馈内容,可以包括如下方式:
第二信号接收正确时(例如通信译码CRC校验通过),终端基于第一信号和第二信号进行多普勒测量得到第一感知测量结果反馈给基站,可选的,并反馈对应的测量结果类型;
当第二信号接收错误,无法正确恢复出第二信号时(例如通信译码CRC校验未通过),可分为如下两种情况:
情况1:终端退而求其次,反馈仅基于第一信号测量得到的第二测量结果,可选的,并反馈对应的测量结果类型;
情况2:终端直接发送测量失败指示,不反馈测量结果,等待基站进行第二信号重传,第二信号接收正确后再基于第一信号和第二信号测量得到第一感知测量结果,发送给基站。
三、终端根据感知性能指标选择反馈内容。例如,第一感知测量结果和第二感知测量结果均为多普勒测量结果,若第一感知性能指标优于第二感知性能指标(多普勒域计算的感知SNR1>SNR2),则终端将第一感知测量结果和/或第一感知性能指标和/或对应的测量结果类型发送给基站,否则终端将第二感知测量结果和/或第二感知性能指标和/或对应的测量结果类型发送给基站。
其中,上述多普勒测量结果可以是基于第一信号和第二信号获取信道响应信息后,进行一维或二维FFT/DFT运算后,得到的多普勒频移的真实值对应的量化结果,也可以是 FFT/DFT运算后多普勒域维度上的强度最大样值点或者强度超过预设门限的样值点对应的索引值,例如上图5中,T时域资源内第一信号和第二信号采样点数(符号数)为N1,FFT/DFT运算后多普勒域维度上的强度最大值对应的索引值为X(0≤X≤N1-1),则向基站反馈X。
另外,对于上述方式一和二,终端向基站发送对应的测量结果类型,即指示反馈的感知测量结果中是否为数据辅助的感知测量结果,是否为数据辅助的感知测量结果,其意义以及对应感知性能可能不同:如图5所示,基于第一信号和第二信号进行感知测量理论上可以利用本次感知测量对应T*B时频域范围内全部资源,相比于仅基于第一信号(通信参考信号和/或感知信号)测量,对应的测量资源不同,感知分辨率和感知范围也不同。例如,若基于DFT/FFT运算计算多普勒,DFT/FFT点数不同,反馈的峰值索引意义也不同。基站根据终端本次感知测量是否利用了通信数据能够进一步确定感知测量结果的具体值。
特别的,对于上述方式二,终端向基站发送对应的测量结果类型,还可以指示对应的第二信号接收是否正确。
本实施例中,感知网络功能也可以叫做感知网元或者感知管理功能(Sensing Management Function,Sensing MF),可以处于RAN侧或核心网侧,是指核心网和/或RAN中负责感知请求处理、感知资源调度、感知信息交互、感知数据处理等至少一项功能的网络节点,可以是基于5G网络中AMF或LMF升级,也可以是其他网络节点或新定义的网络节点,具体的,感知网络功能/感知网元的功能特性可以包括以下至少一项:
与无线信号发送设备和/或无线信号测量设备(包括目标终端或者目标终端的服务基站或者目标区域关联的基站)进行目标信息交互,其中,目标信息包括感知处理请求,感知能力,感知辅助数据,感知测量量类型,感知资源配置信息等,以获得无线信号测量设备发送目标感知结果或感知测量量(上行测量量或下行测量量)的值;其中,无线信号也可以称作感知信号;
根据感知业务的类型、感知业务消费者信息、所需的感知服务质量(Quality of Service,QoS)要求信息、无线信号发送设备的感知能力、无线信号测量设备的感知能力等因素来决定使用的感知方法,该感知方法可以包括图2所示的任一感知方式;
根据感知业务的类型、感知业务消费者的信息、所需的感知QoS要求信息、无线信号发送设备的感知能力、无线信号测量设备的感知能力等因素,来决定为感知业务服务的感知设备,其中,感知设备包括无线信号发送设备和/或无线信号测量设备;
管理感知业务所需资源的整体协调和调度,如对基站和/或终端的感知资源进行相应的配置;
对感知测量量的值进行数据处理,或进行计算获得感知结果。进一步地,验证感知结果,估计感知精度等。
实施例二:
本实施例中,以第一信号和第二信号用于不同测量量的感知测量进行举例说明。
本实施例中感知测量量为多个,且第一信号和第二信号用于不同测量量的测量(例如受到第二信号时频域资源限制等因素限制,部分测量量仅可基于第一信号测量),假设测量量为时延、多普勒和角度,其中时延和多普勒可以基于第一信号和第二信号测量,角度仅可基于第一信号测量。
本实施例中的主要流程同实施例一,其中步骤3,基站向终端发送指示信息,指示信息中指示测量量与信号的对应关系,指示方式可以如下:
利用是否基于通信数据信号进行感知测量指示,通知终端哪些测量量可以基于第二信号测量,例如基于数据测量(可以用1比特“1”表示):时延和多普勒;不基于数据测量(用1比特“0”表示):角度;
直接指示出不同测量量与信号标识/资源位置的对应关系,例如{时延,多普勒}>>{第一信号标识,第二信号标识/资源位置};{角度}>>{第一信号标识};
指示第二信号与第一信号之间的准共址(Quasi co-location,QCL)关系,终端根据QCL关系指示,确定第一信号和第二信号可以共同用于哪几种测量量的测量。
另外,若无所述感知测量量与测量信号的对应关系指示,终端可以默认第一信号和第二信号可共同用于全部测量量的测量如实施例一。特别的,若上述指示信息中指示的感知测量量仅有一个,同样无需感知测量量与测量信号的对应关系指示如实施例一。
终端根据第一信号的配置信息、第二信号的配置信息,以及上述指示信息,进行测量并反馈测量反馈信息,可以包括以下三种情况之一:
一、终端基于第一信号和第二信号进行时延和多普勒的测量得到第一感知测量结果,基于第一信号进行角度的测量得到第二感知测量结果,并将所述第一感知测量结果和第二感知测量结果发送给基站,该情况下,基站认为终端完全按照基站指示进行测量和反馈,不考虑第二信号接收是否正确以及感知性能指标问题;
二、终端根据第二信号接收是否正确选择测量与反馈内容,可以包括如下方式包括:
第二信号接收正确时(例如通信译码CRC校验通过),终端基于第一信号和第二信号进行时延和多普勒的测量得到第一感知测量结果,基于第一信号进行角度的测量得到第二感知测量结果,反馈给基站,可选的,并反馈对应的测量结果类型;
当第二信号接收错误,无法正确恢复出第二信号时(例如通信译码CRC校验未通过),可分为两种情况:
情况1:终端退而求其次,反馈仅基于第一信号进行时延、多普勒和角度的测量得到的第二测量结果,反馈给基站,可选的,并反馈对应的测量结果类型;
情况2:终端直接发送测量失败指示,不反馈多普勒和时延测量结果,仅反馈给基于第一信号进行角度测量得到的第二感知测量结果,等待基站进行第二信号重传,第二信号接收正确后再基于第一信号和第二信号进行时延和多普勒的测量得到第一感知测量结果并发送给基站。
三、终端根据感知性能指标选择反馈内容,可以包括如下至少一种方式:
终端基于第一信号进行时延、多普勒和角度测量得到测量结果以及对应第一感知性能指标(例如多普勒域感知SNR1、时延域感知SNR1、角度域感知SNR1);
终端基于第一信号和第二信号进行时延、多普勒测量得到测量结果以及对应第二感知性能指标(例如多普勒域感知SNR2、时延域感知SNR2);
对于角度测量结果,终端发送给基站基于第一信号测量得到的第二感知测量结果;对于时延和多普勒,终端比较基于第一信号测量得到的第一感知性能指标与第二感知性能指标,选择更优者对应的感知测量结果发送给基站。例如,若多普勒对应的第一感知性能指标优于第二感知性能指标(多普勒域计算的感知SNR1>SNR2),且时延对应的第一感知性能指标优于第二感知性能指标(时延域计算的感知SNR1>SNR2),则终端将基于第一信号和第二信号进行时延和多普勒测量得到的第一感知测量结果和/或第一感知性能指标和/或对应的测量结果类型,以及基于第一信号进行角度测量得到的第二感知测量结果和/或第二感知性能指标发送给基站。
实施例三:
本实施例以基站隐式指示终端测量和反馈的内容进行举例。
本实施例中基站无需显示指示终端是否基于第二信号进行感知测量与反馈,而是通过测量条件隐式指示。
主要流程同实施例一,其中步骤3,基站向终端发送的指示信息可以包括:
测量信号资源指示,第一信号标识,例如指示基于如图5中T*B时频域资源内的第一信号进行测量;
测量量,可以是一个或多个;其中,若第一信号为感知信号或包含感知信号,所述感知测量量也可以是与感知信号关联的,即无需专门指示感知测量量;
感知测量条件,至少包括以下一项:
时域测量窗口,例如:可以包括起始时域位置和时域资源长度;
频域测量窗口,例如:可以包括起始频域位置和频域资源长度;
时域测量间隔;
频域测量间隔;
时域计算采样点数,例如:可以是DFT点数和/或过采样因子;
频域计算采样点数,例如:可以是IDFT点数和/或过采样因子。
利用所述感知测量条件指示终端基于数据进行测量的方法可以是以下至少一项:
利用时/频域测量窗口指示:时域测量窗口和/或频域测量窗口范围超出第一信号时频域资源范围,且超出部分时频域资源用于通信数据(第二信号)传输,则终端认为需要基于第二信号和第一信号进行测量;
利用时/频域测量间隔指示:时域测量间隔和/或频域测量间隔小于第一信号时频域资源间隔,则终端认为需要基于第二信号和第一信号进行测量,例如图5中第一信号时域资 源间隔为4个符号,基站指示的时域测量间隔为1个符号,又例如,图5中第一信号频域资源间隔为2个子载波,基站指示的频域测量间隔为1个子载波;
利用时/频域计算采样点数指示:时/频域计算采样点数大于第一信号时频域资源对应采样点数,则终端认为需要基于第二信号和第一信号进行测量,例如图5中T时域资源内第一信号时域资源采样点数(符号个数)为N1,基站指示的时域DFT点数为N2,且N2>N1,则终端认为需要基于第二信号和第一信号进行测量,频域同理。
可选地,基站可以指示终端利用过采样的DFT向量进行计算,例如图5中T时域资源内第一信号时域资源采样点数(符号个数)为N1,基站指示的时域DFT点数为N2,过采样因子是O1,且N2>N1,则终端认为需要基于第二信号和第一信号进行测量。假设终端反馈多普勒域维度上的强度最大样值点对应的索引值,则根据基站指示的DFT点数与过采样因子,终端基于第一信号和第二信号进行计算得到沿多普勒域维度的样值点数为N2*O1,其中强度最大样值点对应的索引值为X(0≤X≤N2*O1-1),则向基站反馈X,或者反馈强度最大样值点对应的基础DFT样值索引X1(0≤X1≤N2-1)和过采样索引X2(0≤X2≤O1-1),其中X=X1*O1+X2。对于进行频域处理进行时延/距离测量以及天线域处理进行角度测量同理。
可选地,对于不同感知测量量,所述感知测量规则可以是不同的。
可选地,终端获取所述感知测量规则后,还可以根据第二信号接收是否正确和/或感知性能指标确定测量和反馈内容,如实施例一和二所述,此处不作赘述。
实施例四:
本实施例以通信数据辅助上行感知流程进行举例说明。
上述实施例一至三均为以下行感知角度描述的,本实施例为上行感知,例如:第一设备为基站,第二设备为核心网的感知网络功能,基站接收终端(第三设备)发送的第一信号与第二信号(上行信号)并进行测量,如图8所示,包括以下步骤:
步骤1、感知网络功能获取感知需求信息,可选地,感知网络功能将所述感知需求信息发送给基站。
步骤2、感知网络功能向基站发送第一信号的配置信息与指示信息,可选地,所述第一信号的配置信息也可以是基站根据感知需求信息确定的。其中,指示信息内容可参考实施例一至三,此处不作赘述。
步骤3、基站向终端发送第一信号的配置信息和第二信号的配置信息,可以是通过RRC信令或MAC CE信令或层1信令(DCI)发送,可选的,第一信号的配置信息也可以是感知网络功能通过NAS信令或其他新定义的信令通知给终端的。
步骤4、终端根据第一信号的配置信息和第二信号的配置信息发送第一信号和第二信号。
步骤5、基站根据第一指示信息执行测量流程,并向感知网络功能发送测量反馈信息,具体可参考实施例一至三,此处不作赘述。
需要说明的是,上述实施例一至四仅是多个实施例的举例说明,例如:本申请实施例提供的方法也可以用于旁链路(sidelink)测量流程(如感知流程),即第一设备为UE B,第二设备为基站或UE A,UE B接收UE A发送的第一信号与第二信号并进行测量,具体流程不再赘述。
本申请实施例中,可以实现第一设备根据第二信号的译码结果、性能指标和信令指示中的至少一项,选择是否使用第二信号进行测量并反馈测量反馈信息。例如:在通过使用通信数据信号辅助感知,从而在不增加感知资源开销的情况下,提升感知性能。
请参见图9,图9是本申请实施例提供的一种测量信息反馈装置的结构图,如图9所示,测量信息反馈装置900包括:
发送模块901,用于发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
可选的,所述第一信号和所述第二信号中的至少一项为第二设备发送的。
可选的,所述测量反馈信息包括如下至少一项:
第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
可选的,所述测量结果类型指示信息还用于指示:
所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
可选的,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
可选的,所述发送模块901用于基于参考信息,发送测量反馈信息;
其中,所述参考信息包括如下至少一项:
所述第二信号的接收情况;
性能指标;
第一指示信息,所述第一指示信息用于指示测量方式。
可选的,在所述第二信号的接收情况表示所述第二信号接收正确的情况下,所述测量反馈信息与如下至少一项测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
在所述第二信号的接收情况表示所述第二信号接收错误的情况下:所述测量反馈信息包括基于第一信号进行测量的反馈信息,和/或,所述测量反馈信息包括测量失败指示。
可选的,所述测量反馈信息与如下至少两种测量方式中性能指标最优的测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
可选的,所述测量反馈信息包括如下至少一项:
所述性能指标最优的测量方式的测量结果;
所述性能指标最优的测量方式的性能指标。
可选的,所述装置还包括如下至少一项:
第一测量模块,用于基于所述第一信号和所述第二信号进行测量,得到第一测量结果和第一性能指标;
第二测量模块,用于基于所述第二信号进行测量,得到第二测量结果和第二性能指标;
第三测量模块,用于基于所述第一信号进行测量,得到第三测量结果和第三性能指标。
可选的,在所述第一性能指标、所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第一性能指标、所述第二测量结果、所述第二性能指标、所述第三测量结果、所述第三性能指标;和/或
在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
满足所述预设性能指标要求的性能指标、满足所述预设性能指标要求的性能指标对应的测量结果;和/或
在所述第一性能指标、所述第二性能指标和所述第三性能指标均不满足预设性能指标要求的情况下,所述测量反馈信息包括如下一项:
测量无效指示;
所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标;
所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标对应的测量结果。
可选的,在所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标;
在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标。
可选的,所述第一指示信息用于指示:是否基于所述第二信号进行测量;
其中,在所述第一指示信息指示基于所述第二信号进行测量的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量;
在所述第一指示信息指示不基于所述第二信号进行测量的情况下,所述测量反馈信息为基于第一信号进行测量的反馈信息。
可选的,所述装置还包括:
第一接收模块,用于接收如下至少一项:
所述第一信号的配置信息、所述第二信号的配置信息。
可选的,所述第一信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
所述第二信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
可选的,所述装置还包括:
第二接收模块,用于接收第二指示信息;
所述第二指示信息用于指示如下至少一项:
信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
所述第一信号与测量量的对应关系;
所述第二信号与测量量的对应关系;
资源位置与测量量的对应关系。
可选的,所述信号信息包括如下至少一项:
所述第一信号的标识信息;
所述第一信号的资源信息;
所述第二信号的标识信息;
所述第二信号的资源信息。
可选的,所述测量条件包括如下至少一项:
时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采 样数。
可选的,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述测量信息反馈装置可以提高通信设备的测量性能。
本申请实施例中的测量信息反馈装置可以是电子设备,例如具有操作系统的电子设备,也可以是电子设备中的部件,例如集成电路或芯片。例如:该电子设备可以是终端,也可以为除终端之外的其他设备。示例性的,终端可以包括但不限于本申请实施例所列举的终端的类型,其他设备可以为服务器、网络附属存储器(Network Attached Storage,NAS)等,本申请实施例不作具体限定。
本申请实施例提供的测量信息反馈装置能够实现图3所示的方法实施例实现的各个过程,并达到相同的技术效果,为避免重复,这里不再赘述。
请参见图10,图10是本申请实施例提供的一种测量信息接收装置的结构图,如图10所示,测量信息接收装置1000包括:
接收模块1001,用于接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
可选的,所述第一信号和所述第二信号中的至少一项为所述第二设备发送的。
可选的,所述测量反馈信息包括如下至少一项:
第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
可选的,所述测量结果类型指示信息还用于指示:
所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
可选的,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
可选的,所述装置还包括:
第一发送模块,用于发送如下至少一项:
所述第一信号的配置信息、所述第二信号的配置信息。
可选的,所述第一信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
所述第二信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
可选的,所述装置还包括:
第二发送模块,用于发送第二指示信息;
所述第二指示信息用于指示如下至少一项:
信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
所述第一信号与测量量的对应关系;
所述第二信号与测量量的对应关系;
资源位置与测量量的对应关系。
可选的,所述信号信息包括如下至少一项:
所述第一信号的标识信息;
所述第一信号的资源信息;
所述第二信号的标识信息;
所述第二信号的资源信息。
可选的,所述测量条件包括如下至少一项:
时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
可选的,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述测量信息接收装置可以提高通信设备的测量性能。
本申请实施例中的测量信息接收装置可以是电子设备,例如具有操作系统的电子设备,也可以是电子设备中的部件,例如集成电路或芯片。该电子设备可以是终端或网络侧设备。
本申请实施例提供的测量信息接收装置能够实现图6所示的方法实施例实现的各个过程,并达到相同的技术效果,为避免重复,这里不再赘述。
可选的,如图11所示,本申请实施例还提供一种通信设备1100,包括处理器1101和存储器1102,存储器1102上存储有可在所述处理器1101上运行的程序或指令,例如, 该通信设备1100为第一设备时,该程序或指令被处理器1101执行时实现上述测量信息反馈方法实施例的各个步骤,且能达到相同的技术效果。该通信设备1100为第二设备时,该程序或指令被处理器1101执行时实现上述测量信息接收方法实施例的各个步骤,且能达到相同的技术效果,为避免重复,这里不再赘述。
本申请实施例还提供一种通信设备,包括处理器及通信接口,其中,所述通信接口用于向第二设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。该通信设备实施例与上述测量信息反馈方法实施例对应,上述方法实施例的各个实施过程和实现方式均可适用于该通信设备实施例中,且能达到相同的技术效果。
具体地,图12为实现本申请实施例的一种通信设备的硬件结构示意图。
该通信设备1200包括但不限于:射频单元1201、网络模块1202、音频输出单元1203、输入单元1204、传感器1205、显示单元1206、用户输入单元1207、接口单元1208、存储器1209以及处理器1210等中的至少部分部件。
本领域技术人员可以理解,通信设备1200还可以包括给各个部件供电的电源(比如电池),电源可以通过电源管理系统与处理器1210逻辑相连,从而通过电源管理系统实现管理充电、放电、以及功耗管理等功能。图12中示出的通信设备结构并不构成对通信设备的限定,通信设备可以包括比图示更多或更少的部件,或者组合某些部件,或者不同的部件布置,在此不再赘述。
应理解的是,本申请实施例中,输入单元1204可以包括图形处理单元(Graphics Processing Unit,GPU)12041和麦克风12042,图形处理单元12041对在视频捕获模式或图像捕获模式中由图像捕获装置(如摄像头)获得的静态图片或视频的图像数据进行处理。显示单元1206可包括显示面板12061,可以采用液晶显示器、有机发光二极管等形式来配置显示面板12061。用户输入单元1207包括触控面板12071以及其他输入设备12072中的至少一种。触控面板12071,也称为触摸屏。触控面板12071可包括触摸检测装置和触摸控制器两个部分。其他输入设备12072可以包括但不限于物理键盘、功能键(比如音量控制按键、开关按键等)、轨迹球、鼠标、操作杆,在此不再赘述。
本申请实施例中,射频单元1201接收来自网络侧设备的下行数据后,可以传输给处理器1210进行处理;另外,射频单元1201可以向网络侧设备发送上行数据。通常,射频单元1201包括但不限于天线、放大器、收发信机、耦合器、低噪声放大器、双工器等。
存储器1209可用于存储软件程序或指令以及各种数据。存储器1209可主要包括存储程序或指令的第一存储区和存储数据的第二存储区,其中,第一存储区可存储操作系统、至少一个功能所需的应用程序或指令(比如声音播放功能、图像播放功能等)等。此外,存储器1209可以包括易失性存储器或非易失性存储器,或者,存储器1209可以包括易失性和非易失性存储器两者。其中,非易失性存储器可以是只读存储器(Read-Only Memory, ROM)、可编程只读存储器(Programmable ROM,PROM)、可擦除可编程只读存储器(Erasable PROM,EPROM)、电可擦除可编程只读存储器(Electrically EPROM,EEPROM)或闪存。易失性存储器可以是随机存取存储器(Random Access Memory,RAM),静态随机存取存储器(Static RAM,SRAM)、动态随机存取存储器(Dynamic RAM,DRAM)、同步动态随机存取存储器(Synchronous DRAM,SDRAM)、双倍数据速率同步动态随机存取存储器(Double Data Rate SDRAM,DDRSDRAM)、增强型同步动态随机存取存储器(Enhanced SDRAM,ESDRAM)、同步连接动态随机存取存储器(Synch link DRAM,SLDRAM)和直接内存总线随机存取存储器(Direct Rambus RAM,DRRAM)。本申请实施例中的存储器1209包括但不限于这些和任意其它适合类型的存储器。
处理器1210可包括一个或多个处理单元;可选的,处理器1210集成应用处理器和调制解调处理器,其中,应用处理器主要处理涉及操作系统、用户界面和应用程序等的操作,调制解调处理器主要处理无线通信信号,如基带处理器。可以理解的是,上述调制解调处理器也可以不集成到处理器1210中。
该实施例中,上述通信设备为第一设备,且以第一设备为终端进行举例说明:
射频单元1201,用于发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
可选的,所述第一信号和所述第二信号中的至少一项为第二设备发送的。
可选的,所述测量反馈信息包括如下至少一项:
第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
可选的,所述测量结果类型指示信息还用于指示:
所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
可选的,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
可选的,所述发送测量反馈信息,包括:
基于参考信息,发送测量反馈信息;
其中,所述参考信息包括如下至少一项:
所述第二信号的接收情况;
性能指标;
第一指示信息,所述第一指示信息用于指示测量方式。
可选的,在所述第二信号的接收情况表示所述第二信号接收正确的情况下,所述测量反馈信息与如下至少一项测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
在所述第二信号的接收情况表示所述第二信号接收错误的情况下:所述测量反馈信息包括基于第一信号进行测量的反馈信息,和/或,所述测量反馈信息包括测量失败指示。
可选的,所述测量反馈信息与如下至少两种测量方式中性能指标最优的测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
可选的,所述测量反馈信息包括如下至少一项:
所述性能指标最优的测量方式的测量结果;
所述性能指标最优的测量方式的性能指标。
可选的,所述处理器1210或射频单元1201用于执行如下至少一项:
基于所述第一信号和所述第二信号进行测量,得到第一测量结果和第一性能指标;
基于所述第二信号进行测量,得到第二测量结果和第二性能指标;
基于所述第一信号进行测量,得到第三测量结果和第三性能指标。
可选的,在所述第一性能指标、所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第一性能指标、所述第二测量结果、所述第二性能指标、所述第三测量结果、所述第三性能指标;和/或
在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
满足所述预设性能指标要求的性能指标、满足所述预设性能指标要求的性能指标对应的测量结果;和/或
在所述第一性能指标、所述第二性能指标和所述第三性能指标均不满足预设性能指标要求的情况下,所述测量反馈信息包括如下一项:
测量无效指示;
所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标;
所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标对应的测量结果。
可选的,在所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标;
在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标。
可选的,所述第一指示信息用于指示:是否基于所述第二信号进行测量;
其中,在所述第一指示信息指示基于所述第二信号进行测量的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量;
在所述第一指示信息指示不基于所述第二信号进行测量的情况下,所述测量反馈信息为基于第一信号进行测量的反馈信息。
可选的,所述发送测量反馈信息之前,射频单元1201还用于:
接收如下至少一项:
所述第一信号的配置信息、所述第二信号的配置信息。
可选的,所述第一信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
所述第二信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
可选的,所述发送测量反馈信息之前,射频单元1201还用于:
接收第二指示信息;
所述第二指示信息用于指示如下至少一项:
信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
所述第一信号与测量量的对应关系;
所述第二信号与测量量的对应关系;
资源位置与测量量的对应关系。
可选的,所述信号信息包括如下至少一项:
所述第一信号的标识信息;
所述第一信号的资源信息;
所述第二信号的标识信息;
所述第二信号的资源信息。
可选的,所述测量条件包括如下至少一项:
时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
可选的,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述通信设备可以提高通信设备的测量性能。
本申请实施例还提供一种通信设备,包括处理器及通信接口,其中,所述通信接口用于接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;其中,所述第一信号包括如下至少一项:参考信号、同步信号、感知信号;所述第二信号包括:通信数据信号。该通信设备实施例与上述测量信息接收方法实施例对应,上述方法实施例的各个实施过程和实现方式均可适用于该通信设备实施例中,且能达到相同的技术效果。
具体地,本申请实施例还提供了一种通信设备。如图13所示,该通信设备1300包括:天线1301、射频装置1302、基带装置1303、处理器1304和存储器1305。天线1301与射频装置1302连接。在上行方向上,射频装置1302通过天线1301接收信息,将接收的信息发送给基带装置1303进行处理。在下行方向上,基带装置1303对要发送的信息进行处理,并发送给射频装置1302,射频装置1302对收到的信息进行处理后经过天线1301发送出去。
以上实施例中通信设备执行的方法可以在基带装置1303中实现,该基带装置1303包括基带处理器。
基带装置1303例如可以包括至少一个基带板,该基带板上设置有多个芯片,如图13所示,其中一个芯片例如为基带处理器,通过总线接口与存储器1305连接,以调用存储器1305中的程序,执行以上方法实施例中所示的网络设备操作。
该通信设备还可以包括网络接口1306,该接口例如为通用公共无线接口(common public radio interface,CPRI)。
具体地,本申请实施例的通信设备1300还包括:存储在存储器1305上并可在处理器1304上运行的指令或程序,处理器1304调用存储器1305中的指令或程序执行图10所示各模块执行的方法,并达到相同的技术效果,为避免重复,故不在此赘述。
该实施例中,上述通信设备为第二设备,以第二设备为无线接入网设备进行举例说明。
其中,射频装置1302,用于接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
其中,所述第一信号包括如下至少一项:
参考信号、同步信号、感知信号;
所述第二信号包括:通信数据信号。
可选的,所述第一信号和所述第二信号中的至少一项为所述第二设备发送的。
可选的,所述测量反馈信息包括如下至少一项:
第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
可选的,所述测量结果类型指示信息还用于指示:
所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
可选的,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
可选的,所述接收测量反馈信息之前,射频装置1302还用于:
发送如下至少一项:
所述第一信号的配置信息、所述第二信号的配置信息。
可选的,所述第一信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
所述第二信号的配置信息包括如下至少一项:
信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
可选的,所述接收测量反馈信息之前,射频装置1302还用于:
发送第二指示信息;
所述第二指示信息用于指示如下至少一项:
信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
所述第一信号与测量量的对应关系;
所述第二信号与测量量的对应关系;
资源位置与测量量的对应关系。
可选的,所述信号信息包括如下至少一项:
所述第一信号的标识信息;
所述第一信号的资源信息;
所述第二信号的标识信息;
所述第二信号的资源信息。
可选的,所述测量条件包括如下至少一项:
时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
可选的,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
基于第二信号进行测量、基于第一信号和第二信号进行测量。
上述通信设备可以提高通信设备的测量性能。
本申请实施例还提供了一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现本申请实施例提供的上述测量信息反馈方法或测量信息接收方法的步骤。
其中,所述处理器为上述实施例中所述的终端中的处理器。所述可读存储介质,包括计算机可读存储介质,如计算机只读存储器ROM、随机存取存储器RAM、磁碟或者光盘等。
本申请实施例另提供了一种芯片,所述芯片包括处理器和通信接口,所述通信接口和所述处理器耦合,所述处理器用于运行程序或指令,实现上述测量信息反馈方法或测量信息接收方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
应理解,本申请实施例提到的芯片还可以称为系统级芯片,系统芯片,芯片系统或片上系统芯片等。
本申请实施例另提供了一种计算机程序/程序产品,所述计算机程序/程序产品被存储在存储介质中,所述计算机程序/程序产品被至少一个处理器执行以实现上述测量信息反馈方法或测量信息接收方法实施例的各个过程,且能达到相同的技术效果,为避免重复,这里不再赘述。
本申请实施例还提供了一种测量信息反馈系统,包括:第一设备及第二设备,所述第一设备可用于执行如本申请实施例提供的测量信息反馈方法的步骤,所述第二设备可用于执行如本申请实施例提供的测量信息接收方法的步骤。
需要说明的是,在本文中,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者装置不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者装置所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除 在包括该要素的过程、方法、物品或者装置中还存在另外的相同要素。此外,需要指出的是,本申请实施方式中的方法和装置的范围不限按示出或讨论的顺序来执行功能,还可包括根据所涉及的功能按基本同时的方式或按相反的顺序来执行功能,例如,可以按不同于所描述的次序来执行所描述的方法,并且还可以添加、省去、或组合各种步骤。另外,参照某些示例所描述的特征可在其他示例中被组合。
通过以上的实施方式的描述,本领域的技术人员可以清楚地了解到上述实施例方法可借助软件加必需的通用硬件平台的方式来实现,当然也可以通过硬件,但很多情况下前者是更佳的实施方式。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分可以以计算机软件产品的形式体现出来,该计算机软件产品存储在一个存储介质(如ROM/RAM、磁碟、光盘)中,包括若干指令用以使得一台终端(可以是手机,计算机,服务器,空调器,或者网络设备等)执行本申请各个实施例所述的方法。
上面结合附图对本申请的实施例进行了描述,但是本申请并不局限于上述的具体实施方式,上述的具体实施方式仅仅是示意性的,而不是限制性的,本领域的普通技术人员在本申请的启示下,在不脱离本申请宗旨和权利要求所保护的范围情况下,还可做出很多形式,均属于本申请的保护之内。

Claims (35)

  1. 一种测量信息反馈方法,包括:
    第一设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
    基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
    其中,所述第一信号包括如下至少一项:
    参考信号、同步信号、感知信号;
    所述第二信号包括:通信数据信号。
  2. 如权利要求1所述的方法,其中,所述第一信号和所述第二信号中的至少一项为第二设备发送的。
  3. 如权利要求1所述的方法,其中,所述测量反馈信息包括如下至少一项:
    第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
    第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
    第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
    测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
  4. 如权利要求3所述的方法,其中,所述测量结果类型指示信息还用于指示:
    所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
  5. 如权利要求4所述的方法,其中,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
    所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
  6. 如权利要求1至4中任一项所述的方法,其中,所述第一设备发送测量反馈信息,包括:
    所述第一设备基于参考信息,发送测量反馈信息;
    其中,所述参考信息包括如下至少一项:
    所述第二信号的接收情况;
    性能指标;
    第一指示信息,所述第一指示信息用于指示测量方式。
  7. 如权利要求6所述的方法,其中,在所述第二信号的接收情况表示所述第二信号接收正确的情况下,所述测量反馈信息与如下至少一项测量方式关联:
    基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
    在所述第二信号的接收情况表示所述第二信号接收错误的情况下:所述测量反馈信息 包括基于第一信号进行测量的反馈信息,和/或,所述测量反馈信息包括测量失败指示。
  8. 如权利要求6所述的方法,其中,所述测量反馈信息与如下至少两种测量方式中性能指标最优的测量方式关联:
    基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量。
  9. 如权利要求8所述的方法,其中,所述测量反馈信息包括如下至少一项:
    所述性能指标最优的测量方式的测量结果;
    所述性能指标最优的测量方式的性能指标。
  10. 如权利要求6所述的方法,其中,所述方法还包括如下至少一项:
    基于所述第一信号和所述第二信号进行测量,得到第一测量结果和第一性能指标;
    基于所述第二信号进行测量,得到第二测量结果和第二性能指标;
    基于所述第一信号进行测量,得到第三测量结果和第三性能指标。
  11. 如权利要求10所述的方法,其中,在所述第一性能指标、所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
    所述第一测量结果、所述第一性能指标、所述第二测量结果、所述第二性能指标、所述第三测量结果、所述第三性能指标;和/或
    在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
    满足所述预设性能指标要求的性能指标、满足所述预设性能指标要求的性能指标对应的测量结果;和/或
    在所述第一性能指标、所述第二性能指标和所述第三性能指标均不满足预设性能指标要求的情况下,所述测量反馈信息包括如下一项:
    测量无效指示;
    所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标;
    所述第一性能指标、所述第二性能指标和所述第三性能指标中性能指标最优的性能指标对应的测量结果。
  12. 如权利要求11所述的方法,其中,在所述第二性能指标和所述第三性能指标均满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
    所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
    所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标;
    在所述第一性能指标、所述第二性能指标和所述第三性能指标中至少一项满足预设性能指标要求的情况下,所述测量反馈信息包括如下至少一项:
    所述第一测量结果、所述第二测量结果和所述第三测量结果中性能指标最优的测量结果;
    所述第一性能指标、所述第二性能指标和所述第三性能指标中最优的性能指标。
  13. 如权利要求6所述的方法,其中,所述第一指示信息用于指示:是否基于所述第二信号进行测量;
    其中,在所述第一指示信息指示基于所述第二信号进行测量的情况下,所述测量反馈信息与如下至少一项关联:
    基于第二信号进行测量、基于第一信号和第二信号进行测量;
    在所述第一指示信息指示不基于所述第二信号进行测量的情况下,所述测量反馈信息为基于第一信号进行测量的反馈信息。
  14. 如权利要求1至4中任一项所述的方法,其中,所述第一设备发送测量反馈信息之前,所述方法还包括:
    所述第一设备接收如下至少一项:
    所述第一信号的配置信息、所述第二信号的配置信息。
  15. 如权利要求14所述的方法,其中,所述第一信号的配置信息包括如下至少一项:
    信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
    所述第二信号的配置信息包括如下至少一项:
    信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
  16. 如权利要求1至4中任一项所述的方法,其中,所述第一设备发送测量反馈信息之前,所述方法还包括:
    所述第一设备接收第二指示信息;
    所述第二指示信息用于指示如下至少一项:
    信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
    所述第一信号与测量量的对应关系;
    所述第二信号与测量量的对应关系;
    资源位置与测量量的对应关系。
  17. 如权利要求16所述的方法,其中,所述信号信息包括如下至少一项:
    所述第一信号的标识信息;
    所述第一信号的资源信息;
    所述第二信号的标识信息;
    所述第二信号的资源信息。
  18. 如权利要求16所述的方法,其中,所述测量条件包括如下至少一项:
    时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
  19. 如权利要求16所述的方法,其中,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
    基于第二信号进行测量、基于第一信号和第二信号进行测量。
  20. 一种测量信息接收方法,包括:
    第二设备接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
    基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
    其中,所述第一信号包括如下至少一项:
    参考信号、同步信号、感知信号;
    所述第二信号包括:通信数据信号。
  21. 如权利要求20所述的方法,其中,所述第一信号和所述第二信号中的至少一项为所述第二设备发送的。
  22. 如权利要求20所述的方法,其中,所述测量反馈信息包括如下至少一项:
    第一测量结果,所述第一测量结果为基于所述第一信号和所述第二信号进行测量得到测量结果;
    第二测量结果,所述第二测量结果为基于所述第二信号进行测量得到测量结果;
    第三测量结果,所述第一测量结果为基于所述第一信号进行测量得到测量结果;
    测量结果类型指示信息,所述测量结果类型指示信息用于指示:所述测量反馈信息包括的测量结果的测量方式。
  23. 如权利要求22所述的方法,其中,所述测量结果类型指示信息还用于指示:
    所述测量反馈信息对应的测量关联的所述第二信号是否正确接收。
  24. 如权利要求23所述的方法,其中,所述测量结果类型指示信息在指示所述测量反馈信息包括所述第一测量结果和所述第二测量结果中的至少一项的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号正确接收;和/或
    所述测量结果类型指示信息在指示所述测量反馈信息包括测量结果为所述第三测量结果的情况下,指示所述测量反馈信息对应的测量关联的所述第二信号接收错误。
  25. 如权利要求20至24中任一项所述的方法,其中,所述第二设备接收测量反馈信息之前,所述方法还包括:
    所述第二设备发送如下至少一项:
    所述第一信号的配置信息、所述第二信号的配置信息。
  26. 如权利要求25所述的方法,其中,所述第一信号的配置信息包括如下至少一项:
    信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向;
    所述第二信号的配置信息包括如下至少一项:
    信号标识、波形、子载波间隔、保护间隔、频域起始位置、频域资源长度、频域资源间隔、时域起始位置、时域资源长度、时域资源间隔、信号功率、序列信息、信号方向。
  27. 如权利要求20至24中任一项所述的方法,其中,所述第二设备接收测量反馈信息之前,所述方法还包括:
    所述第二设备发送第二指示信息;
    所述第二指示信息用于指示如下至少一项:
    信号信息、测量量、测量条件、反馈配置、对应关系,所述对应关系包括如下至少一项:
    所述第一信号与测量量的对应关系;
    所述第二信号与测量量的对应关系;
    资源位置与测量量的对应关系。
  28. 如权利要求27所述的方法,其中,所述信号信息包括如下至少一项:
    所述第一信号的标识信息;
    所述第一信号的资源信息;
    所述第二信号的标识信息;
    所述第二信号的资源信息。
  29. 如权利要求27所述的方法,其中,所述测量条件包括如下至少一项:
    时域测量窗口、频域测量窗口、时域测量间隔、频域测量间隔、时域采样数、频域采样数。
  30. 如权利要求27所述的方法,其中,在所述第一信号不满足所述测量条件的情况下,所述测量反馈信息与如下至少一项关联:
    基于第二信号进行测量、基于第一信号和第二信号进行测量。
  31. 一种测量信息反馈装置,包括:
    发送模块,用于向第二设备发送测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
    基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
    其中,所述第一信号包括如下至少一项:
    参考信号、同步信号、感知信号;
    所述第二信号包括:通信数据信号。
  32. 一种测量信息接收装置,包括:
    接收模块,用于接收测量反馈信息,所述测量反馈信息与如下至少一种测量方式关联:
    基于第一信号进行测量、基于第二信号进行测量、基于第一信号和第二信号进行测量;
    其中,所述第一信号包括如下至少一项:
    参考信号、同步信号、感知信号;
    所述第二信号包括:通信数据信号。
  33. 一种通信设备,包括处理器和存储器,所述存储器存储可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求1至19任一项所述的 测量信息反馈方法的步骤。
  34. 一种通信设备,包括处理器和存储器,所述存储器存储可在所述处理器上运行的程序或指令,所述程序或指令被所述处理器执行时实现如权利要求20至30任一项所述的测量信息接收方法的步骤。
  35. 一种可读存储介质,所述可读存储介质上存储程序或指令,所述程序或指令被处理器执行时实现如权利要求1至19任一项所述的测量信息反馈方法的步骤,或者,所述程序或指令被处理器执行时实现如权利要求20至30任一项所述的测量信息接收方法的步骤。
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