WO2024099152A1 - 信息传输方法、装置及通信设备 - Google Patents
信息传输方法、装置及通信设备 Download PDFInfo
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- WO2024099152A1 WO2024099152A1 PCT/CN2023/128013 CN2023128013W WO2024099152A1 WO 2024099152 A1 WO2024099152 A1 WO 2024099152A1 CN 2023128013 W CN2023128013 W CN 2023128013W WO 2024099152 A1 WO2024099152 A1 WO 2024099152A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/346—Noise values
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/25—Monitoring; Testing of receivers taking multiple measurements
- H04B17/253—Monitoring; Testing of receivers taking multiple measurements measuring at different locations or reception points
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
- H04B17/296—Monitoring performance during normal operation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0637—Properties of the code
- H04L1/0668—Orthogonal systems, e.g. using Alamouti codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
Definitions
- the present application belongs to the field of communication technology, and specifically relates to an information transmission method, device and communication equipment.
- the channel state information (CSI) of the two receiving antennas can be divided or conjugate multiplied to eliminate the influence of random phase fluctuations of multiple receiving antennas.
- the CSI corresponding to the two receiving antennas is divided to eliminate the random phase changes of the CSI, thereby restoring some required perception results, such as restoring the breathing frequency of a person.
- this method requires the signal receiving end device, such as the UE, to feedback the CSI on each antenna to the base station.
- it can be the channel frequency domain response obtained by the receiving end through channel estimation, so that the signal sending end device, such as the base station, divides the CSI of each antenna by two and selects the optimal result, which greatly increases the feedback overhead of the signal receiving end device.
- the signal sending end device such as the base station
- the embodiments of the present application provide an information transmission method, apparatus and communication equipment, which can eliminate the problem of large feedback overhead of a signal receiving device in a solution of random phase fluctuations of multiple receiving antennas.
- an information transmission method comprising:
- the first device measures the first signal to obtain a first result corresponding to each receiving unit, where the receiving unit includes a receiving antenna or a receiving channel, and the first signal includes at least one of a reference signal, a synchronization signal, a data signal, and a dedicated signal;
- the first device sends a first message, which includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- an information transmission method comprising:
- the second device obtains a first message, which includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- an information transmission device which is applied to a first device and includes:
- the first acquisition module is used to measure the first signal and obtain the first result corresponding to each receiving unit.
- the receiving unit includes a receiving antenna or a receiving channel, and the first signal includes at least one of a reference signal, a synchronization signal, a data signal, and a dedicated signal;
- a first sending module is used to send a first message, wherein the first message includes at least one first result that meets the first condition or at least one second result that meets the second condition, each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- an information transmission device which is applied to a second device, including:
- a third acquisition module is used to acquire a first message, wherein the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- a terminal comprising 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 method described in the first aspect or the second aspect are implemented.
- a terminal comprising a processor and a communication interface, wherein the processor is used to measure a first signal to obtain a first result corresponding to each receiving unit, the receiving unit comprises a receiving antenna or a receiving channel, and the first signal comprises at least one of a reference signal, a synchronization signal, a data signal and a dedicated signal; the communication interface sends a first message, the first message comprises at least one first result that satisfies a first condition or at least one second result that satisfies a second condition, each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation; or, the communication interface is used to obtain a first message, the first message comprises at least one first result that satisfies a first condition or at least one second result that satisfies a second condition, each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the
- a network side device which includes a processor and a memory, wherein the memory stores programs or instructions that can be run on the processor, and when the program or instructions are executed by the processor, the steps of the method described in the first aspect or the second aspect are implemented.
- a network side device comprising a processor and a communication interface, wherein the processor is used to measure a first signal to obtain a first result corresponding to each receiving unit, the receiving unit comprises a receiving antenna or a receiving channel, and the first signal comprises at least one of a reference signal, a synchronization signal, a data signal and a dedicated signal; the communication interface sends a first message, the first message comprises at least one first result that satisfies a first condition or at least one second result that satisfies a second condition, each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation; or, the communication interface is used to obtain a first message, the first message comprises at least one first result that satisfies a first condition or at least one second result that satisfies a second condition, each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and
- an information transmission system comprising: a first device and a second device, wherein the first device can be used to execute the steps of the method described in the first aspect, and the second device can be used to execute the method described in the second aspect. A step of.
- 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 method described in the first aspect are implemented, or the steps of the method described in the second aspect 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 the method described in the first aspect, or to implement the method described in the second aspect.
- 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 method described in the first aspect, or to implement the steps of the method described in the second aspect.
- a first device measures a first signal to obtain a first result corresponding to each receiving unit; the first device sends a first message, the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each second result is obtained after performing a target operation on the first results corresponding to the two receiving units.
- the first result of each receiving unit is not reported, but the first result that satisfies the second condition is reported, or the second result that satisfies the first condition obtained based on the first result is reported, so that the second device eliminates the influence of random phase fluctuations of multiple receiving antennas based on the second result or the first result, which greatly reduces the reporting overhead of the first device.
- FIG1 is a structural diagram of a communication system applicable to an embodiment of the present application.
- FIG2 is a schematic diagram showing one of the flow charts of the information transmission method according to an embodiment of the present application.
- Fig. 3 shows a schematic diagram of one-dimensional graph SNR calculation
- FIG4 is a second flow chart of the information transmission method according to an embodiment of the present application.
- FIG5 is a schematic diagram showing one of the modules of the information transmission device according to an embodiment of the present application.
- FIG6 shows a second schematic diagram of a module of the information transmission device according to an embodiment of the present application.
- FIG7 is a block diagram showing a communication device according to an embodiment of the present application.
- FIG8 is a block diagram showing a structure of a terminal according to an embodiment of the present application.
- FIG9 shows one of the structural block diagrams of the network side device according to an embodiment of the present application.
- FIG. 10 shows a second structural block diagram of the network side device according to an embodiment of the present application.
- first, second and the like in the specification and claims of this application are used to distinguish similar objects. It is not used to describe a specific order or sequence. It should be understood that the terms used in this way are interchangeable where appropriate, so that the embodiments of the present application can be implemented in an order other than those illustrated or described herein, 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 means at least one of the connected objects, and the character “/" generally indicates that the objects associated with each other are in an "or” relationship.
- LTE Long Term Evolution
- LTE-A Long Term Evolution
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single-carrier Frequency Division Multiple Access
- NR new radio
- 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 user equipment (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 transmitting and receiving point (TRP) or some other suitable term 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 (CNC), network storage function (Network Repository Function, NRF), network exposure function (Network Exposure Function, NEF), local NEF (Local NEF, or L-NEF), binding support function (Binding Support Function, BSF), application function (Application Function, AF), etc. It should be noted that in
- Perception capability refers to the ability of one or more devices with perception capabilities to perceive the direction, distance, speed and other information of target objects through the transmission and reception of wireless signals, or to detect, track, identify, and image target objects, events or environments.
- the perception resolution will be significantly improved compared to centimeter waves, enabling 6G networks to provide more sophisticated perception services.
- Typical perception functions and application scenarios are shown in Table 1.
- Communication and perception integration (referred to as synaesthesia integration) is to achieve 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, etc., detect, track and identify target objects or events.
- the communication system and the perception system complement each other to achieve integration. Improve overall performance and bring better service experience.
- radar and communication systems are also typical ways of sending, acquiring, processing and exchanging information. There are many similarities in working principles, system architecture and frequency bands.
- both communication systems and perception systems are based on electromagnetic wave theory, and use the transmission and reception of electromagnetic waves to complete the acquisition and transmission of information;
- both communication systems and perception systems have structures such as antennas, transmitters, receivers, and signal processors, and there is a great overlap in hardware resources; with the development of technology, the two have more and more overlaps in working frequency bands; in addition, there are similarities in key technologies such as signal modulation and reception detection, waveform design, etc.
- the integration of communication and radar systems can bring many advantages, such as saving costs, reducing size, reducing power consumption, improving spectrum efficiency, reducing mutual interference, etc., thereby improving the overall performance of the system.
- each perception link described below takes a sending node and a receiving node as an example.
- different perception links can be selected according to different perception requirements.
- Each perception link can have one or more sending nodes and receiving nodes, and the actual perception system can include multiple different perception links.
- Base station self-transmitting and self-receiving sensing (base station echo sensing). In this mode, the base station sends a sensing signal and obtains the sensing result by receiving the echo of the sensing signal.
- base station 2 receives the sensing signal sent by base station 1 and obtains the sensing result.
- Uplink air interface perception At this time, the base station receives the perception signal sent by the UE and obtains the perception result.
- Downlink air interface perception At this time, the UE receives the perception signal sent by the base station and obtains the perception result.
- Terminal autonomous transmission and reception sensing (terminal echo sensing): At this time, the UE sends a sensing signal and obtains a sensing result by receiving an echo of the sensing signal.
- UE 2 receives the perception signal sent by UE 1 and obtains the perception result.
- one perception signal sending node and one perception signal receiving node are used as examples.
- one or more different perception methods can be selected according to different perception use cases and perception requirements, and each perception method can have one or more sending nodes and receiving nodes.
- the perception target can be a person or a car, and assuming that neither the person nor the car carries or installs a signal receiving/transmitting device, the perception targets in actual scenarios will be richer.
- Case A the first device is a terminal, and the second device is a base station;
- Case B the first device is a base station, and the second device is another base station;
- Case C The first device is a base station, and the second device is a core network element;
- Case D The first device is a terminal, and the second device is another terminal;
- Case E The first device is a terminal, and the second device is a core network element.
- an embodiment of the present application provides an information transmission method, including:
- Step 201 The first device measures a first signal to obtain a first result corresponding to each receiving unit, where the receiving unit includes a receiving antenna or a receiving channel, and the first signal includes at least one of a reference signal, a synchronization signal, a data signal, and a dedicated signal.
- the first signal is a perception signal.
- the first device can support the perception service by receiving the first signal, for example, a perception measurement result or a perception result can be obtained by receiving the perception signal, and the perception measurement result is a measurement result corresponding to the following first measurement amount and/or second measurement amount, and the perception measurement amount includes the following first measurement amount and/or second measurement amount.
- the above-mentioned first signal can be a signal that does not contain transmission information, such as the existing LTE/NR synchronization and reference signals, including synchronization signal and physical broadcast channel (Synchronization Signal and PBCH block, SSB) signal, channel state information reference signal (CSI-RS), demodulation reference signal (Demodulation Reference Signal, DMRS), channel sounding reference signal (Sounding Reference Signal, SRS), positioning reference signal (Positioning Reference Signal, PRS), phase tracking reference signal (Phase Tracking Reference Signal, PTRS), etc.; it can also be a special signal commonly used in radar, such as single frequency continuous wave (Continuous Wave, CW), frequency modulated continuous wave (Frequency Modulated CW, FMCW), and ultra-wideband Gaussian pulse, etc.; it can also be a newly designed special signal with good correlation characteristics and low peak-to-average power ratio, or a newly designed synaesthesia integrated signal, which not only carries certain information but also has good perception performance.
- the first result corresponds to a first measurement quantity.
- the first measurement quantity (also described as a first-level measurement quantity) in the embodiment of the present application includes at least one of the following:
- the result of the frequency domain channel response that is, the result of the frequency domain channel response of the receiving object, for example, the result of the frequency domain channel response can be obtained by channel estimation; usually, the result of the frequency domain channel response is in a complex form;
- the amplitude of the frequency domain channel response that is, the amplitude of the frequency domain channel response of the receiving object
- the phase of the frequency domain channel response that is, the phase of the frequency domain channel response of the receiving object
- I-channel data of frequency domain channel response that is, I-channel data of frequency domain channel response of a receiving object
- Q-path data of the frequency domain channel response that is, Q-path data of the frequency domain channel response of the receiving object
- the calculation result of the I-path data and the Q-path data is the calculation result of the I-path data and the Q-path data of the frequency domain channel response of the receiving object.
- the above-mentioned receiving object includes a receiving signal or a receiving channel.
- the operations mentioned above may include addition, subtraction, multiplication, division, matrix addition, subtraction, multiplication, matrix transposition, trigonometric operation, square root operation and power operation, as well as threshold detection results, maximum/minimum value extraction results of the above operation results, etc.; the operations also include Fast Fourier Transform (FFT)/Inverse Fast Fourier Transform Inverse Fast Fourier Transform (IFFT), Discrete Fourier Transform (DFT)/Inverse Discrete Fourier Transform (IDFT), 2D FFT (2D-FFT), 3D FFT (3D-FFT), matched filtering, autocorrelation operation, wavelet transform and digital filtering, as well as threshold detection results, maximum/minimum value extraction results of the above operation results, etc.
- FFT Fast Fourier Transform
- IFFT Inverse Fast Fourier Transform
- DFT Discrete Fourier Transform
- IDFT Inverse Discrete Fourier Transform
- 2D FFT 2D FFT
- 3D FFT 3D FFT
- the result of the operation on I-channel data and Q-channel data can be determined according to I ⁇ cos(theta)+Q ⁇ sin(theta), where theta is a certain angle value, I represents I-channel data, and Q represents Q-channel data.
- the first signal is sent by the second device or by a third device other than the second device.
- Step 202 The first device sends a first message, which includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, each of the second results being obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the first device sends a first message to the second device.
- Each of the above second results is obtained by dividing or conjugate multiplying the first results corresponding to the two receiving units.
- the target operation may also be other operations other than the operation or the conjugate multiplication operation.
- the frequency domain channel response of a certain frequency resource such as one or more subcarriers, resource elements (RE), physical resource blocks (PRB), bandwidth part (BWP), carrier, etc.
- a certain frequency resource such as one or more subcarriers, resource elements (RE), physical resource blocks (PRB), bandwidth part (BWP), carrier, etc.
- a certain sampling period such as a sampling period of 20 ms
- the receiving device estimates the received time domain signal according to the least squares method or the linear minimum mean square error (LMMSE) method
- LMMSE linear minimum mean square error
- the frequency domain channel response of a certain frequency resource (such as one or more subcarriers, RE, PRB, BWP, carrier, etc.) of two receiving antennas/receiving antenna ports/receiving channels, or the amplitude of the frequency domain channel response, or the phase of the frequency domain channel response is divided or conjugate multiplied.
- a certain frequency resource such as one or more subcarriers, RE, PRB, BWP, carrier, etc.
- the first condition includes that the perceived performance corresponding to the first result meets a preset condition
- the second condition includes at least one of the following:
- the perceived performance corresponding to the second result meets a preset condition
- the at least two receiving antennas corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the at least two receiving channels corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the polarization characteristics of at least two receiving antennas corresponding to the second result are consistent, for example, at least two receiving antennas in one receiving unit set are polarized at +45 degrees, and at least two receiving antennas in another receiving unit set are polarized at -45 degrees;
- the feeder lengths of at least two receiving antennas corresponding to the second result are consistent.
- the feeder line lengths of at least two receiving antennas in one receiving unit set are both less than 1 cm, and the feeder line lengths of at least two receiving antennas in another receiving unit set are both 1 cm to 1.5 cm.
- a first device measures a first signal to obtain a first result corresponding to each receiving unit; the first device sends a first message, the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each second result is obtained after target operation processing is performed on the first results corresponding to the two receiving units.
- the first result of each receiving unit is not reported, but the first result that satisfies the second condition is reported, or the second result that satisfies the first condition obtained based on the first result is reported, so that the second device eliminates the influence of random phase fluctuations of multiple receiving antennas based on the second result or the first result, which greatly reduces the reporting overhead of the first device.
- the method of the embodiment of the present application further includes:
- the first device first selects a target first result that satisfies a first condition from the first results corresponding to each receiving unit, then performs target operation processing on any two target first results to obtain at least one second result, and then selects a second result that satisfies a second condition from the at least one second result and sends it to the second device.
- the method of the embodiment of the present application further includes:
- the first device obtains a second message sent by the second device, where the second message includes at least one of the following:
- the first measurement quantity is associated with the first result, that is, the first measurement quantity is a measurement quantity that the first device needs to measure based on the first signal;
- the target operation is a division operation or a conjugate multiplication operation
- the perceived performance includes at least one of the following:
- A101 power value of the perceived target associated signal component
- it may be the power value of the sensing path.
- the power value of the perception target associated signal component is the power of the signal component that is greatly affected by the perception target in the received first signal, and can be at least one of the following:
- PRB physical resource block
- A1012 a power value calculated by taking the amplitude corresponding to the sample point with the largest amplitude in the inverse Fourier transform (IFFT) result (delay domain) of the frequency domain channel response of the received first signal as the target amplitude, or a power value calculated by taking the multiple sample points with the largest amplitude
- the amplitude corresponding to the point is the power value calculated from the target amplitude
- the power value is calculated by taking the amplitude corresponding to the sampling point with the largest amplitude within a specific time delay range as the target amplitude, or the power value is calculated by taking the amplitude corresponding to multiple sampling points with the largest amplitudes as the target amplitude.
- A1013 a power value calculated by taking the amplitude corresponding to the sample point with the largest amplitude in the Fourier transform (FFT) result (Doppler domain) of the time domain channel response of the received first signal as the target amplitude, or a power value calculated by taking the amplitudes corresponding to multiple sample points with the largest amplitudes as the target amplitude;
- FFT Fourier transform
- the power value is calculated by taking the amplitude corresponding to the sample point with the largest amplitude within a specific Doppler range as the target amplitude, or the power value is calculated by taking the amplitude corresponding to multiple sample points with the largest amplitude as the target amplitude.
- A1014 A power value calculated by taking the two-dimensional Fourier transform result of the channel response of the received first signal, that is, the amplitude corresponding to the sample point with the largest amplitude in the delay-Doppler domain result as the target amplitude, or a power value calculated by taking the amplitudes corresponding to multiple sample points with the largest amplitudes as the target amplitude;
- the power value is calculated by taking the amplitude corresponding to the sampling point with the largest amplitude within a specific delay-Doppler range as the target amplitude, or the power value is calculated by taking the amplitude corresponding to multiple sampling points with the largest amplitude as the target amplitude.
- the maximum amplitude may also be an amplitude exceeding a specific threshold value, and the specific threshold value may be indicated by a network-side device or calculated by the terminal according to noise and/or interference power.
- the specific delay/Doppler range is related to the perception requirement, and may be indicated by the network side device, or may be obtained by the terminal according to the perception requirement.
- the power value of the perceived target associated signal component is the echo power
- the method for obtaining the echo signal power may be at least one of the following options:
- CFAR constant false alarm rate detector
- 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, as shown in FIG3;
- the method of determining the target signal amplitude can also be to use the maximum amplitude sample point of CFAR over-threshold and the average of several of its nearest over-threshold sample points as the target signal amplitude.
- the perceived SNR may be a ratio of a power value of a perceived target associated signal component to a noise power.
- the perceived SINR may be the sum of the power value of the perceived target associated signal component and the power of the noise and interference. ratio.
- the method for acquiring the SNR/SINR may be:
- the delay-Doppler two-dimensional graph obtained by 2D-FFT processing of the echo signal is subjected to CFAR.
- the sample point with the maximum amplitude that exceeds the threshold of CFAR is taken as the target sample point, and its amplitude is taken as the target signal amplitude.
- All sample points in the two-dimensional graph 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.
- 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 as the target signal amplitude;
- the interference/noise sample points can also be determined by 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; 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; 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; 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.
- A104 sense whether the target exists
- This may include at least one of the following:
- A105 the number of targets that perceive the existence of the target
- This may include at least one of the following:
- the number of targets that are sensed within the preset range of distance or delay is the number of targets that are sensed within the preset range of distance or delay.
- A104 and A105 may be notified to the terminal by other devices (for example, other terminals, access network devices or core network devices) according to perception needs.
- the method for judging whether there is a perception target can be: for example, whether there are sample points with amplitudes exceeding a specific threshold value in the delay/Doppler one-dimensional or two-dimensional graph. If so, it is considered that the perception target is detected; the number of sample points with amplitudes exceeding a specific threshold value in the delay/Doppler one-dimensional or two-dimensional graph is considered to be the number of perception targets.
- the RCS information may be the RCS information of a single perception target or the RCS information of multiple perception targets.
- the spectrum information may include at least one of the following: delay power spectrum, Doppler power spectrum, delay/distance-Doppler/velocity spectrum, angle power spectrum, delay/distance-angle spectrum, Doppler/velocity-angle spectrum, delay/distance-Doppler/velocity-angle spectrum.
- A109 the distance of at least one perceived target
- the perceived performance satisfies a preset condition including at least one of the following:
- the power value of the perception target associated signal component meets the first threshold or the power value of the perception target associated signal component is the largest; for example, the power value of the perception target associated signal component corresponding to the second result (or other operation result) of dividing or conjugate multiplying the first perception measurement results on the two receiving antennas/receiving channels meets the first threshold;
- the perceived SNR meets the second threshold or the perceived SNR is maximum
- the perceived SINR meets the third threshold or the perceived SINR is maximum
- At least Y sensing targets are detected
- the bitmap corresponding to the sensing target determined based on the detection is consistent with the preset bitmap configured by the network side device;
- the radar cross-sectional area RCS of the perceived target satisfies the third condition or the RCS is maximum; for example, the radar cross-sectional area RCS of the perceived target satisfies the third condition, and optionally, the third condition is that the RCS reaches X square meters, where X is a positive real number;
- the spectrum information of the perceived target satisfies the fourth condition; for example, the spectrum information of the perceived target satisfies the fourth condition: for example, the distance-velocity spectrum of the perceived target satisfies the fourth condition, and the fourth condition at this time is that the perceived target can be distinguished on the distance-velocity spectrum (the amplitude of a point or an area of the distance-velocity spectrum reaches a preset value or the maximum amplitude); or
- the delay-Doppler spectrum satisfies the fourth condition, which is that the perceived target can be distinguished on the delay-Doppler spectrum (the amplitude of a point or an area of the delay-Doppler spectrum reaches a preset value or has the maximum amplitude);
- the first parameter of the perceived target satisfies the fifth condition, and the first parameter includes at least one of the following: delay, distance, Doppler, speed, and angle information; for example, the delay of the perceived target satisfies the fifth condition (for example, the delay satisfies an interval value); for another example, the distance of the perceived target satisfies the fifth condition (for example, the distance satisfies an interval value); for another example, the Doppler of the perceived target satisfies the fifth condition (for example, the Doppler satisfies an interval value); for another example, the speed of the perceived target satisfies the fifth condition (for example, the speed satisfies an interval value); for another example, the angle information of the perceived target satisfies the fifth condition (for example, the angle information satisfies an interval value);
- Y is a positive integer.
- the parameter (or parameter configuration information) of the first signal includes at least one of the following:
- the first item Waveform type, for example, Orthogonal Frequency Division Multiplexing (OFDM), Single-carrier Frequency-Division Multiple Access (SC-FDMA), Orthogonal Time Frequency Space (OTFS), Frequency Modulated Continuous Wave (FMCW), pulse signal, etc.
- OFDM Orthogonal Frequency Division Multiplexing
- SC-FDMA Single-carrier Frequency-Division Multiple Access
- OTFS Orthogonal Time Frequency Space
- FMCW Frequency Modulated Continuous Wave
- pulse signal etc.
- Subcarrier spacing For example, the subcarrier spacing of the OFDM system is 30KHz;
- guard interval the time interval from the moment the signal ends to the moment 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 2d max /c, where d max is the maximum perception distance (belongs to the perception requirement).
- d max represents the maximum distance from the target 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 guard interval;
- bandwidth This parameter is inversely proportional to the distance resolution and can be obtained by c/(2 ⁇ d), where ⁇ d is the distance resolution (perception requirement); c is the speed of light;
- Item 5 Burst duration: This parameter is inversely proportional to the velocity resolution (a perception requirement). This parameter is the time span of the target signal, mainly for calculating the Doppler frequency deviation. This parameter can be calculated by c/(2f c ⁇ v); where ⁇ v is the velocity resolution; f c is the carrier frequency of the target signal.
- Time interval This parameter can be calculated by c/(2f c v range ); where v range is the maximum rate minus the minimum rate (which belongs to the perception requirement); this parameter is the time interval between two adjacent target signals;
- Item 7 Transmit signal power, for example, a value is taken at 2dBm intervals from -20dBm to 23dBm;
- Item 8 Signal format, such as Sounding Reference Signal (SRS), Demodulation Reference Signal (DMRS), Positioning Reference Signal (PRS), or other predefined signals, as well as related sequence format information;
- SRS Sounding Reference Signal
- DMRS Demodulation Reference Signal
- PRS Positioning Reference Signal
- Item 9 Signal direction; for example, the direction of the target signal or beam information;
- Time resources such as the time slot index or symbol index of the time slot where the target signal is located; among them, time resources are divided into two types: one is a one-time time resource, such as one symbol sending an omnidirectional target signal; the other is a non-one-time time resource, such as multiple groups of periodic time resources or discontinuous time resources (which may include the start Time and end time), each group of periodic time resources sends the target signal in the same direction, and the beam directions on different groups of periodic time resources are different;
- Item 11 Frequency resources, including the center frequency of the target signal, bandwidth, resource block (RB) or subcarrier, Point A, starting bandwidth position, etc.
- RB resource block
- Point A starting bandwidth position, etc.
- Item 12 Quasi Co-Location (QCL) relationship, for example, the target signal includes multiple resources, each resource is associated with an SSB QCL, and the QCL includes Type A, B, C or D;
- QCL Quasi Co-Location
- Item 13 antenna configuration information of sensing node (base station or UE);
- the antenna configuration information of the sensing node includes at least one of the following:
- the position information of the antenna element used to send and/or receive the target signal relative to a local reference point on the antenna array (which can be expressed in Cartesian coordinates (x, y, z) or spherical coordinates) express);
- the position information of the panel used to send and/or receive the target signal relative to a local reference point on the antenna array (in Cartesian coordinates (x, y, z) or spherical coordinates)
- the position information of the antenna array elements in these selected panels for sending target signals relative to a unified reference point of the panel (such as the center point of the panel) (which can be expressed in Cartesian coordinates (x, y, z) or spherical coordinates) express);
- Item 14 Bitmap information of antenna array elements. For example, the bitmap uses “1" to indicate that the array element is selected for sending and/or receiving target signals, and uses “0" to indicate that the array element is not selected (or vice versa);
- Item 15 Bitmap information of array panels. For example, the bitmap uses “1" to indicate that the panel is selected to send and/or receive the target signal, and "0" to indicate that the array element is not selected (or vice versa). And the bitmap information of the array elements in these selected panels;
- Threshold information i.e., a threshold value used to determine whether the obtained perception measurement value satisfies the first condition for at least one of the source node, the first device, and the candidate node.
- the threshold value may be different; for any candidate node and/or candidate tag, the perception measurement value and its corresponding threshold value may be greater than 1; the first condition is that the corresponding candidate node/candidate tag for obtaining the perception measurement value may be used as the target node/target tag.
- the first message further includes at least one of the following:
- the label information corresponding to the first result is the label information corresponding to the first result.
- the first device sends the tag information corresponding to the first result, the second result, the third result or the fourth result to the second device, so that the second device can know the tag information corresponding to the first result, the second result, the third result or the fourth result. Label information.
- the second measurement quantity includes at least one of the following:
- At least one of the shape, material, and composition of the target is sensed.
- the second measurement quantity can be classified as follows:
- the second-level measurement quantity includes at least one of the following: the time delay of the perceived target, the Doppler of the perceived target, the angle of the perceived target, and the strength of the perceived signal; the second-level measurement quantity can be regarded as a basic measurement quantity.
- the third-level measurement quantity includes at least one of the following: the distance of the perceived target, the speed of the perceived target, the direction of the perceived target, the spatial position of the perceived target, and the acceleration of the perceived target; the third-level measurement quantity can be regarded as the basic attribute/state of the perceived target.
- the fourth level of measurement includes: the presence of the perceived target, the trajectory, movement, expression, vital signs, quantity, imaging results, weather, air quality, shape, material, and composition of the perceived target.
- the tag information includes at least one of the following:
- Perception service information (eg, perception service ID);
- Perceive node information such as UE ID, node location, and device orientation
- Perception link information for example, the perception link sequence number, the transceiver node identifier, and for example, the identifier of the receiving antenna or receiving channel. If it is the perception measurement quantity of a single receiving antenna or receiving channel, the identifier is the identifier of the receiving antenna or receiving channel; if it is the result of the division or conjugate multiplication of two receiving antennas or receiving channels, the identifier is the result of the two receiving antennas. or the identity of the receiving channel, and the identity of the division or conjugate multiplication;
- Measurement quantity description information such as amplitude value, phase value, complex value of amplitude and phase combination
- resource type such as time domain measurement results, frequency domain resource measurement results
- Measurement indicator information such as SNR and perceived SNR.
- the information transmission method includes:
- Step 1 The first device receives a second message sent by the second device, where the second message includes at least one of the following:
- the target operation is a division operation or a conjugate multiplication operation
- Step 2 The first device measures the first signal to obtain a first result on each receiving unit, wherein the first signal is sent by the second device or other devices;
- Step 3 The first device processes the first results corresponding to at least two receiving units according to the target operation, obtains at least one second result, and sends a first message, where the first message includes the second result that meets the second condition.
- the first message further includes at least one of the following: a third result corresponding to the second measurement amount obtained according to the second result;
- the label information corresponding to the first result is the label information corresponding to the first result.
- Step 4 The second device obtains a perception result (such as a person's breathing frequency, etc.) based on the second result in the first message; or, the first message is sent to other devices, and the other devices obtain a perception result based on the second result in the first message.
- a perception result such as a person's breathing frequency, etc.
- the information transmission method includes:
- Step 1 The first device receives a second message sent by the second device, where the second message includes at least one of the following:
- Step 2 The first device measures the first signal to obtain a first result on each receiving unit, wherein the first signal is sent by the second device or other devices;
- Step 3 The first device sends a first message to the second device, where the first message satisfies at least one first result of the first condition.
- the first message further includes at least one of the following: a third result corresponding to the second measurement amount obtained according to the second result;
- the label information corresponding to the first result is the label information corresponding to the first result.
- Step 4 The second device performs a target operation on at least two first results to obtain a second result, and obtains a perception result based on the second result; or, the second device sends the first message to other devices, and the other devices obtain the perception result based on the first results.
- the perception result mentioned in the embodiment of the present application includes at least one of the following:
- Perceive the shape of the target perceive the outline of the target, perceive the existence of the target, perceive the trajectory of the target, perceive the movement of the target, perceive the expression of the target, perceive the vital signs of the target, perceive the number of targets, perceive the imaging results of the target, weather, air quality, perceive the material of the target, perceive the composition of the target, perceive the gesture of the target, perceive the breathing rate of the target, perceive the heart rate of the target, perceive the sleep quality of the target.
- a first device measures a first signal to obtain a first result corresponding to each receiving unit; the first device sends a first message, the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each second result is obtained after target operation processing is performed on the first results corresponding to the two receiving units.
- the first result of each receiving unit is not reported, but the first result that satisfies the second condition is reported, or the second result that satisfies the first condition obtained based on the first result is reported, so that the second device eliminates the influence of random phase fluctuations of multiple receiving antennas based on the second result or the first result, which greatly reduces the reporting overhead of the first device.
- the embodiment of the present application further provides an information transmission method, including:
- Step 401 The second device obtains a first message, wherein the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the first condition includes that the perceived performance corresponding to the first result meets a preset condition
- the second condition includes at least one of the following:
- the perceived performance corresponding to the second result meets a preset condition
- the at least two receiving antennas corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the at least two receiving channels corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the polarization characteristics of at least two receiving antennas corresponding to the second result are consistent, for example, at least two receiving antennas in one receiving unit set are polarized at +45 degrees, and at least two receiving antennas in another receiving unit set are polarized at -45 degrees;
- the feeder lengths of at least two receiving antennas corresponding to the second result are consistent.
- the feeder lengths of at least two receiving antennas in one receiving unit set are both less than 1 cm
- the feeder lengths of at least two receiving antennas in another receiving unit set are both less than 1 cm.
- the length of the antenna feed line is 1 cm to 1.5 cm.
- the second device obtains a first message
- the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition
- each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation. That is, in the embodiment of the present application, the second device only obtains at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and does not obtain the first result or the second result of each receiving unit, which greatly reduces the reporting overhead of the first device.
- the method of the embodiment of the present application further includes:
- the second device obtains a sensing result according to the first message
- the second device sends the first message to a third device.
- the second device sends the first message to the third device, so that the third device obtains the perception result according to the first message.
- the second device obtains a perception result according to the first message, including:
- the second device performs target operation processing on at least two first results in the first message to obtain at least one second result
- the perception result mentioned in the embodiment of the present application includes at least one of the following:
- Perceive the shape of the target perceive the outline of the target, perceive the existence of the target, perceive the trajectory of the target, perceive the movement of the target, perceive the expression of the target, perceive the vital signs of the target, perceive the number of targets, perceive the imaging results of the target, weather, air quality, perceive the material of the target, perceive the composition of the target, perceive the gesture of the target, perceive the breathing rate of the target, perceive the heart rate of the target, perceive the sleep quality of the target.
- the method of the embodiment of the present application further includes:
- the second device sends a second message
- the second message includes at least one of the following:
- the first measurement quantity being associated with the first result
- the target operation is a division operation or a conjugate multiplication operation
- the first device processes the first results corresponding to at least two receiving units to obtain at least one second result, and the above-mentioned first message includes the second result that satisfies the second condition; when the above-mentioned second message does not include that the target operation is a division operation or a conjugate multiplication operation, the first device sends a first message, the first message includes the first result that satisfies the first condition, and the second device processes the first results corresponding to at least two receiving units to obtain at least one second result.
- the second device obtains a first message, and the first message includes at least one
- the second device obtains the perception result according to the second message, or the second device sends the second message to other devices (such as a third device) so that the other devices obtain the perception result; each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation. That is, in the embodiment of the present application, the second device only obtains at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and does not obtain the first result or the second result of each receiving unit, which greatly reduces the reporting overhead of the first device.
- the information transmission method provided in the embodiment of the present application can be executed by an information transmission device.
- the information transmission device provided in the embodiment of the present application is described by taking the information transmission method executed by the information transmission device as an example.
- an embodiment of the present application provides an information transmission apparatus 500, which is applied to a first device and includes:
- a first acquisition module 501 is used to measure a first signal to obtain a first result corresponding to each receiving unit, where the receiving unit includes a receiving antenna or a receiving channel, and the first signal includes at least one of a reference signal, a synchronization signal, a data signal, and a dedicated signal;
- the first sending module 502 is used to send a first message, wherein the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the first condition includes that the perceived performance corresponding to the first result meets a preset condition
- the second condition includes at least one of the following:
- the perceived performance corresponding to the second result meets a preset condition
- the at least two receiving antennas corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the at least two receiving channels corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the polarization characteristics of at least two receiving antennas corresponding to the second result are consistent;
- the feeder lengths of at least two receiving antennas corresponding to the second result are consistent.
- the device of the embodiment of the present application further includes:
- a first selection module configured to select at least two target first results satisfying a first condition from among the first results
- the second acquisition module is used to perform target operation processing on at least two of the target first results to obtain the at least one second result.
- the device of the embodiment of the present application further includes:
- a fourth acquisition module is configured to acquire a second message sent by a second device, where the second message includes at least one of the following:
- the first measurement quantity being associated with the first result
- the target operation is a division operation or a conjugate multiplication operation
- the perceived performance includes at least one of the following:
- SINR Signal to interference plus noise ratio
- At least one Doppler sensing target At least one Doppler sensing target
- the perception performance satisfies a preset condition including at least one of the following:
- the power value of the perceived target associated signal component meets the first threshold or the power value of the perceived target associated signal component is the largest
- the perceived SNR meets the second threshold or the perceived SNR is maximum
- the perceived SINR meets the third threshold or the perceived SINR is maximum
- At least Y sensing targets are detected
- the bitmap corresponding to the sensing target determined based on the detection is consistent with the preset bitmap configured by the network side device;
- the radar cross-sectional area (RCS) of the perceived target meets the third condition or the RCS is the largest;
- the spectrum information of the perceived target satisfies the fourth condition
- the first parameter of the perceived target satisfies the fifth condition, wherein the first parameter includes at least one of the following: delay, distance, Doppler, speed, and angle information;
- Y is a positive integer.
- the first message further includes at least one of the following:
- the label information corresponding to the first result is the label information corresponding to the first result.
- the second measurement quantity includes at least one of the following:
- At least one of the shape, material, and composition of the target is sensed.
- the first measurement quantity includes at least one of the following:
- the tag information includes at least one of the following:
- the parameter of the first signal includes at least one of the following:
- the antenna configuration information of the sensing node is the antenna configuration information of the sensing node.
- a first device measures a first signal to obtain a first result corresponding to each receiving unit; the first device sends a first message, the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each second result is obtained after target operation processing is performed on the first results corresponding to the two receiving units.
- the first result of each receiving unit is not reported, but the first result that satisfies the second condition is reported, or the second result that satisfies the first condition obtained based on the first result is reported, so that the second device eliminates the influence of random phase fluctuations of multiple receiving antennas based on the second result or the first result, which greatly reduces the reporting overhead of the first device.
- the embodiment of the present application further provides an information transmission device 600, which is applied to a second device, and includes:
- the third acquisition module 601 is used to obtain a first message, wherein the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the first condition includes that the perceived performance corresponding to the first result meets a preset condition
- the second condition includes at least one of the following:
- the perceived performance corresponding to the second result meets a preset condition
- the at least two receiving antennas corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the at least two receiving channels corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the polarization characteristics of at least two receiving antennas corresponding to the second result are consistent;
- the feeder lengths of at least two receiving antennas corresponding to the second result are consistent.
- the device of the embodiment of the present application further includes:
- a fourth acquisition module used to acquire a perception result according to the first message
- it includes a second sending module, which is used to send the first message to a third device.
- the fourth acquisition module includes:
- the first processing submodule is used to perform target operation processing on at least two first results in the first message to obtain to at least one second result;
- the first acquisition submodule is used to acquire a perception result according to the second result.
- the device of the embodiment of the present application further includes:
- a third sending module used for sending a second message
- the second message includes at least one of the following:
- the target operation is a division operation or a conjugate multiplication operation
- the second device obtains a first message
- the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition
- each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation. That is, in the embodiment of the present application, the second device only obtains at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and does not obtain the first result or the second result of each receiving unit, which greatly reduces the reporting overhead of the first device.
- the information transmission 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 terminal 11 listed above, and other devices can be servers, network attached storage (NAS), etc., which are not specifically limited in the embodiment of the present application.
- the information transmission device provided in the embodiment of the present application can implement the various processes implemented by the method embodiments of Figures 2 to 4 and achieve the same technical effects. To avoid repetition, they will not be described here.
- the embodiment of the present application further provides a communication device 700, including a processor 701 and a memory 702, wherein the memory 702 stores a program or instruction that can be run on the processor 701.
- the communication device 700 is a first device
- the program or instruction is executed by the processor 701 to implement the various steps of the information transmission method embodiment executed by the first device, and the same technical effect can be achieved.
- the communication device 700 is a second device
- the program or instruction is executed by the processor 701 to implement the various steps of the information transmission method embodiment executed by the second device, and the same technical effect can be achieved. To avoid repetition, it will not be repeated here.
- the embodiment of the present application also provides a terminal, including a processor and a communication interface, the processor is used to measure a first signal to obtain a first result corresponding to each receiving unit, the receiving unit includes a receiving antenna or a receiving channel, the first signal includes at least one of a reference signal, a synchronization signal, a data signal and a dedicated signal; the communication interface is used to send a first message, the first message includes at least one first result that satisfies a first condition or at least one second result that satisfies a second condition, each second result is obtained by performing a target operation on the first results corresponding to two receiving units, and the target operation is a division operation or a conjugate multiplication operation; or the communication interface is used to obtain the first message, The first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is
- FIG. 8 is a schematic diagram of the hardware structure of a terminal that implements an embodiment of the present application.
- the terminal 800 includes but is not limited to: a radio frequency unit 801, a network module 802, an audio output unit 803, an input unit 804, a sensor 805, a display unit 806, a user input unit 807, an interface unit 808, a memory 809 and at least some of the components of a processor 810.
- the terminal 800 may also include a power source (such as a battery) for supplying power to each component, and the power source may be logically connected to the processor 810 through a power management system, so as to implement functions such as managing charging, discharging, and power consumption management through the power management system.
- a power source such as a battery
- the terminal structure shown in FIG8 does not constitute a limitation on the terminal, and the terminal may 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 804 may include a graphics processing unit (GPU) 8041 and a microphone 8042, and the graphics processor 8041 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 806 may include a display panel 8061, and the display panel 8061 may be configured in the form of a liquid crystal display, an organic light emitting diode, etc.
- the user input unit 807 includes a touch panel 8071 and at least one of other input devices 8072.
- the touch panel 8071 is also called a touch screen.
- the touch panel 8071 may include two parts: a touch detection device and a touch controller.
- Other input devices 8072 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 radio frequency unit 801 after receiving downlink data from the network side device, can transmit the data to the processor 810 for processing; in addition, the radio frequency unit 801 can send uplink data to the network side device.
- the radio frequency unit 801 includes but is not limited to an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc.
- the memory 809 can be used to store software programs or instructions and various data.
- the memory 809 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may 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 809 may include a volatile memory or a non-volatile memory, or the memory 809 may include both volatile and non-volatile memories.
- the non-volatile memory may be a read-only memory (ROM), a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), an electrically erasable programmable read-only memory (EEPROM), or a flash memory.
- ROM read-only memory
- PROM programmable read-only memory
- EPROM erasable programmable read-only memory
- EEPROM electrically erasable programmable read-only memory
- flash memory a flash memory.
- Volatile memory can be random access memory (RAM), static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (SDRAM), double data rate synchronous dynamic random access memory (DDRSDRAM), enhanced synchronous dynamic random access memory (ESDRAM), synchronous link dynamic random access memory (SLDRAM) and direct memory bus Random Access Memory (Direct Rambus RAM, DRRAM)
- RAM random access memory
- SRAM static random access memory
- DRAM dynamic random access memory
- SDRAM synchronous dynamic random access memory
- DDRSDRAM double data rate synchronous dynamic random access memory
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronous link dynamic random access memory
- Direct Rambus RAM Direct Rambus RAM
- the memory 809 in the embodiment of the present application includes but is not limited to these and any other suitable types of memory.
- the processor 810 may include one or more processing units; optionally, the processor 810 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 810.
- the processor 810 is used to measure the first signal and obtain the first result corresponding to each receiving unit, the receiving unit includes a receiving antenna or a receiving channel, and the first signal includes at least one of a reference signal, a synchronization signal, a data signal and a dedicated signal; the radio frequency unit 801 is used to send a first message, the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, each of the second results is obtained after performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the first condition includes that the perceived performance corresponding to the first result meets a preset condition
- the second condition includes at least one of the following:
- the perceived performance corresponding to the second result meets a preset condition
- the at least two receiving antennas corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the at least two receiving channels corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the polarization characteristics of at least two receiving antennas corresponding to the second result are consistent;
- the feeder lengths of at least two receiving antennas corresponding to the second result are consistent.
- processor 810 is further configured to:
- the radio frequency unit 801 is further configured to obtain a second message sent by a second device, where the second message includes at least one of the following:
- the first measurement quantity being associated with the first result
- the target operation is a division operation or a conjugate multiplication operation
- the perceived performance includes at least one of the following:
- SNR Perceived signal-to-noise ratio
- SINR Signal to interference plus noise ratio
- At least one Doppler sensing target At least one Doppler sensing target
- the perception performance satisfies a preset condition including at least one of the following:
- the power value of the perceived target associated signal component meets the first threshold or the power value of the perceived target associated signal component is the largest
- the perceived SNR meets the second threshold or the perceived SNR is maximum
- the perceived SINR meets the third threshold or the perceived SINR is maximum
- At least Y sensing targets are detected
- the bitmap corresponding to the sensing target determined based on the detection is consistent with the preset bitmap configured by the network side device;
- the radar cross-sectional area (RCS) of the perceived target meets the third condition or the RCS is the largest;
- the spectrum information of the perceived target satisfies the fourth condition
- the first parameter of the perceived target satisfies the fifth condition, wherein the first parameter includes at least one of the following: delay, distance, Doppler, speed, and angle information;
- Y is a positive integer.
- the first message further includes at least one of the following:
- the label information corresponding to the first result is the label information corresponding to the first result.
- the second measurement quantity includes at least one of the following:
- At least one of the shape, material, and composition of the target is sensed.
- the first measurement quantity includes at least one of the following:
- the tag information includes at least one of the following:
- the parameter of the first signal includes at least one of the following:
- the antenna configuration information of the sensing node is the antenna configuration information of the sensing node.
- the radio frequency unit 801 is used to obtain a first message, wherein the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each of the second results is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the first condition includes that the perceived performance corresponding to the first result meets a preset condition
- the second condition includes at least one of the following:
- the perceived performance corresponding to the second result meets a preset condition
- the at least two receiving antennas corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the at least two receiving channels corresponding to the second result correspond to the same transceiver or the same analog-to-digital converter
- the polarization characteristics of at least two receiving antennas corresponding to the second result are consistent;
- the feeder lengths of at least two receiving antennas corresponding to the second result are consistent.
- processor 810 is further configured to:
- the radio frequency unit 801 is further configured to: send the first message to a third device.
- the processor 810 is further used to: perform target operation processing on at least two first results in the first message to obtain at least one second result; and obtain a perception result based on the second result.
- the radio frequency unit 801 is further configured to: send a second message
- the second message includes at least one of the following:
- the first measurement quantity being associated with the first result
- the target operation is a division operation or a conjugate multiplication operation
- the first device measures the first signal to obtain the first result corresponding to each receiving unit; the first device sends a first message, the first message includes at least one first result that satisfies the first condition or at least one second result that satisfies the second condition, and each second result is obtained by performing a target operation on the first results corresponding to the two receiving units. That is, in the embodiment of the present application, after obtaining the first result corresponding to each receiving unit, the first result of each receiving unit is not reported, but the first result that satisfies the second condition or the first result that satisfies the second condition is reported. A second result satisfying the first condition is obtained according to the first result, so that the second device eliminates the influence of random phase fluctuations of multiple receiving antennas based on the second result or the first result, thereby greatly reducing the reporting overhead of the first device.
- the embodiment of the present application also provides a network side device, including a processor and a communication interface, the processor is used to measure a first signal, obtain a first result corresponding to each receiving unit, the receiving unit includes a receiving antenna or a receiving channel, the first signal includes at least one of a reference signal, a synchronization signal, a data signal and a dedicated signal; the communication interface is used to send a first message, the first message includes at least one first result that meets the first condition or at least one second result that meets the second condition, each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation; or, the communication interface is used to obtain a first message, the first message includes at least one first result that meets the first condition or at least one second result that meets the second condition, each second result is obtained by performing a target operation on the first results corresponding to the two receiving units, and the target operation is a division operation or a conjugate multiplication operation.
- the embodiment of the present application also provides a network side device.
- the network side device 900 includes: an antenna 91, a radio frequency device 92, a baseband device 93, a processor 94, and a memory 95.
- the antenna 91 is connected to the radio frequency device 92.
- the radio frequency device 92 receives information through the antenna 91 and sends the received information to the baseband device 93 for processing.
- the baseband device 93 processes the information to be sent and sends it to the radio frequency device 92.
- the radio frequency device 92 processes the received information and sends it out through the antenna 91.
- the method executed by the network-side device in the above embodiment may be implemented in the baseband device 93, which includes a baseband processor.
- the baseband device 93 may include, for example, at least one baseband board, on which a plurality of chips are arranged, as shown in FIG. 9 , wherein one of the chips is, for example, a baseband processor, which is connected to the memory 95 through a bus interface to call a program in the memory 95 and execute the network device operations shown in the above method embodiment.
- the network side device may also include a network interface 96, which is, for example, a common public radio interface (CPRI).
- a network interface 96 which is, for example, a common public radio interface (CPRI).
- CPRI common public radio interface
- the network side device 900 of the embodiment of the present invention also includes: instructions or programs stored in the memory 95 and executable on the processor 94.
- the processor 94 calls the instructions or programs in the memory 95 to execute the methods executed by the modules shown in Figure 5 or Figure 6, and achieves the same technical effect. To avoid repetition, it will not be repeated here.
- the embodiment of the present application further provides a network side device.
- the network side device 1000 includes: a processor 1001, a network interface 1002, and a memory 1003.
- the network interface 1002 is, for example, a common public radio interface (CPRI).
- CPRI common public radio interface
- the network side device 1000 of the embodiment of the present invention also includes: instructions or programs stored in the memory 1003 and executable on the processor 1001.
- the processor 1001 calls the instructions or programs in the memory 1003 to execute the method executed by each module shown in Figure 5 or Figure 6, and achieves the same technical effect. To avoid repetition, it will not be repeated here.
- the present application also provides a readable storage medium, wherein a program or instruction is stored on the readable storage medium.
- a program or instruction is stored on the readable storage medium.
- 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, wherein 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 information transmission 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.
- the embodiments of the present application further provide 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 information transmission method embodiment and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
- An embodiment of the present application also provides an information transmission system, including: a first device and a second device, wherein the first device can be used to execute the steps of the method on the first device side as described above, and the second device can be used to execute the steps of the method on the second device side as described above.
- 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
本申请公开了一种信息传输方法、装置及通信设备,属于通信技术领域,本申请实施例的信息传输方法包括:第一设备对第一信号进行测量,获取各个接收单元对应的第一结果,接收单元包括接收天线或接收通道,第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项(201);第一设备发送第一消息,第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个第二结果是对两个接收单元对应的第一结果进行目标运算处理后得到的,目标运算为除运算或为共轭乘运算(202)。
Description
相关申请的交叉引用
本申请主张在2022年11月8日在中国提交的中国专利申请No.202211394141.7的优先权,其全部内容通过引用包含于此。
本申请属于通信技术领域,具体涉及一种信息传输方法、装置及通信设备。
在具有多个接收天线的设备中,由于每个接收天线上的接收信号受到随机相位波动的影响,因此可以通过对两个接收天线的信道状态信息(Channel State Information,CSI)进行除或者共轭乘运算,以消除多接收天线的随机相位波动的影响。例如,两个接收天线对应的CSI进行除的方式可以消除CSI的相位随机变化,从而恢复出一些需要的感知结果,例如恢复出人的呼吸频率。但该方式需要信号接收端设备例如UE向基站反馈每个天线上的CSI,例如可以是接收端经过信道估计得到的信道频域响应,以使信号发送端设备例如基站对上述每个天线的CSI进行两两相除后选择最优的结果,极大地增加了信号接收端设备的反馈开销。
发明内容
本申请实施例提供一种信息传输方法、装置及通信设备,能够消除多接收天线的随机相位波动的方案中信号接收端设备反馈开销较大的问题。
第一方面,提供了一种信息传输方法,包括:
第一设备对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;
所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
第二方面,提供了一种信息传输方法,包括:
第二设备获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
第三方面,提供了一种信息传输装置,应用于第一设备,包括:
第一获取模块,用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述
接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;
第一发送模块,用于发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
第四方面,提供了一种信息传输装置,应用于第二设备,包括:
第三获取模块,用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
第五方面,提供了一种终端,该终端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第一方面或第二方面所述的方法的步骤。
第六方面,提供了一种终端,包括处理器及通信接口,其中,所述处理器用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;所述通信接口发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算;或者,所述通信接口用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
第七方面,提供了一种网络侧设备,该网络侧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第一方面或第二方面所述的方法的步骤。
第八方面,提供了一种网络侧设备,包括处理器及通信接口,其中,所述处理器用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;所述通信接口发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算;或者,所述通信接口用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
第九方面,提供了一种信息传输系统,包括:第一设备及第二设备,所述第一设备可用于执行如第一方面所述的方法的步骤,所述第二设备可用于执行如第二方面所述的方法
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第一方面所述的方法的步骤,或者实现如第二方面所述的方法的步骤。
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,实现如第一方面所述的方法,或实现如第二方面所述的方法。
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第一方面所述的方法的步骤,或实现如第二方面所述的方法的步骤。
在本申请实施例中,第一设备对第一信号进行测量,获取各个接收单元对应的第一结果;所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的。即本申请实施例中在得到各个接收单元对应的第一结果后,并非将每个接收单元的第一结果进行上报,而是上报满足第二条件的第一结果或者上报根据第一结果得到的满足第一条件的第二结果,以使第二设备基于该第二结果或第一结果消除多接收天线的随机相位波动的影响,大大减少了第一设备的上报开销。
图1表示本申请实施例可应用的一种通信系统的结构图;
图2表示本申请实施例的信息传输方法的流程示意图之一;
图3表示一维图SNR计算示意图;
图4表示本申请实施例的信息传输方法的流程示意图之二;
图5表示本申请实施例的信息传输装置的模块示意图之一;
图6表示本申请实施例的信息传输装置的模块示意图之二;
图7表示本申请实施例的通信设备的结构框图;
图8表示本申请实施例的终端的结构框图;
图9表示本申请实施例的网络侧设备的结构框图之一;
图10表示本申请实施例的网络侧设备的结构框图之二。
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 Network,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(Transmitting Receiving 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。
为使本领域技术人员能够更好地理解,本申请实施例现进行如下说明。
未来移动通信系统例如超5G(Beyond 5th Generation,B5G)系统或6G系统除了具备通信能力外,还将具备感知能力。感知能力,即具备感知能力的一个或多个设备,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。未来随着毫米波、太赫兹等具备高频段大带宽能力的小基站在6G网络的部署,感知的分辨率相比厘米波将明显提升,从而使得6G网络能够提供更精细的感知服务。典型的感知功能与应用场景如表1所示。
表1
通信感知一体化(简称通感一体化)即在同一系统中通过频谱共享与硬件共享,实现通信、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,对目标物体或事件进行检测、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。
通信与雷达的一体化属于典型的通信感知融合应用,在过去,雷达系统与通信系统由于研究对象与关注重点不同而被严格地区分,大部分场景下两系统被分发研究。事实上,雷达与通信系统同样作为信息发送、获取、处理和交换的典型方式,不论工作原理还是系统架构以及频段上存在着不少相似之处。通信与雷达一体化的设计具有较大的可行性,主要体现在以下几个方面:首先,通信系统与感知系统均基于电磁波理论,利用电磁波的发射和接收来完成信息的获取和传递;其次,通信系统与感知系统均具备天线、发送端、接收端、信号处理器等结构,在硬件资源上有很大重叠;随着技术的发展,两者在工作频段上也有越来越多的重合;另外,在信号调制与接收检测、波形设计等关键技术上存在相似性。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。
根据感知信号发送节点和接收节点的不同,分为以下6种感知链路,需要注意的是,下面描述每种感知链路都以一个发送节点和一个接收节点作为例子,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。
1)基站自发自收感知(基站回波感知)。这种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。
2)基站间空口感知。此时,基站2接收基站1发送的感知信号,获得感知结果。
3)上行空口感知。此时,基站接收UE发送的感知信号,获得感知结果。
4)下行空口感知。此时,UE接收基站发送的感知信号,获得感知结果。
5)终端自发自收感知(终端回波感知)。此时,UE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。
6)终端间旁链路(Sidelink)感知。例如,UE 2接收UE 1发送的感知信号,获得感知结果。
需要说明的是,上述感知方式中,都以一个感知信号发送节点和一个感知信号接收节点作为例子,实际系统中,根据不同的感知用例和感知需求可以选择一种或多种不同的感知方式,且每种感知方式的发送节点和接收节点可以有一个或多个。感知目标可以是人和车,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。
本申请实施例中的第一设备和第二设备分为以下五种情况:
情况A:第一设备是终端,第二设备是基站;
情况B:第一设备是基站,第二设备是另一个基站;
情况C:第一设备是基站,第二设备是核心网网元;
情况D:第一设备是终端,第二设备是另外一个终端;
情况E:第一设备是终端,第二设备是核心网网元。
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信息传输方法进
行详细地说明。
如图2所示,本申请实施例提供了一种信息传输方法,包括:
步骤201:第一设备对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项。
可选地,第一信号为感知信号。第一设备通过接收该第一信号可以支持感知业务,例如通过接收感知信号可得到感知测量量结果或者感知结果,该感知测量量结果是与下述第一测量量和/或第二测量量对应的测量结果,该感知测量量包括下述第一测量量和/或第二测量量。
上述第一信号可以是不包含传输信息的信号,如现有的LTE/NR同步和参考信号,包括同步信号和物理广播信道(Synchronization Signal and PBCH block,SSB)信号、信道状态信息参考信号(Channel State Information-Reference Signal,CSI-RS)、解调参考信号(Demodulation Reference Signal,DMRS)、信道探测参考信号(Sounding Reference Signal,SRS)、定位参考信号(Positioning Reference Signal,PRS)、相位追踪参考信号(Phase Tracking Reference Signal,PTRS)等;也可以是雷达常用的专用信号,例如单频连续波(Continuous Wave,CW)、调频连续波(Frequency Modulated CW,FMCW),以及超宽带高斯脉冲等;还可以是新设计的专用信号,具有良好的相关特性和低峰均功率比,或者新设计的通感一体化信号,既承载一定信息,同时具有较好的感知性能。例如,该新设计的专用信号为至少一种专用感知信号/参考信号,和至少一种通信信号在时域和/或频域上拼接/组合/叠加而成。
可选地,所述第一结果与第一测量量对应。
可选地,本申请实施例中的第一测量量(也可描述为第一级测量量)包括以下至少一项:
频域信道响应的结果,即接收对象的频域信道响应的结果,例如,该频域信道响应的结果可以通过信道估计的方式获取;通常情况下,该频域信道响应的结果为复数形式;
频域信道响应的幅度,即接收对象的频域信道响应的幅度;
频域信道响应的相位,即接收对象的频域信道响应的相位;
频域信道响应的I路数据,即接收对象的频域信道响应的I路数据;
频域信道响应的Q路数据,即接收对象的频域信道响应的Q路数据;
所述I路数据与Q路数据的运算结果,即接收对象的频域信道响应的I路数据和Q路数据进行运算的结果。
上述接收对象包括接收信号或接收信道。
可选地,上述所说的运算可以包括加、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)、二维FFT(2Dimension FFT,2D-FFT)、三维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。
例如,I路数据和Q路数据进行运算的结果可以根据I×cos(theta)+Q×sin(theta)确定得到,其中,theta为某一角度值,I代表I路数据,Q代表Q路数据。
可选地,上述第一信号是第二设备发送的或者是除第二设备之外的第三设备发送的。
步骤202:所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
可选地,第一设备向第二设备发送第一消息。
上述每个第二结果是对两个接收单元对应的第一结果进行除或共轭乘后得到的。
可选的,所述目标运算还可以是除运算或为共轭乘运算之外的其他运算。
例如,一段时间内(例如100秒)以某个采样周期(例如20ms的采样周期)得到的一个接收天线/接收天线端口/接收通道的某个频率资源(例如一个或多个子载波,资源元素(Resource Element,RE),物理资源块(Physical Resource Block,PRB),带宽部分(Bandwidth Part,BWP),载波等)的频域信道响应,或者频域信道响应的幅度,或者频域信道响应的相位;假设接收设备对接收到的时域信号根据最小二乘方法或者线性最小均方误差(Linear Minimum Mean Square Error,LMMSE)方法估计得到的频域信道响应;基于5G系统的CSI-RS实际测试得到的2个接收天线的一个子载波的频域信道响应的幅度随时间变化的信息以及2个接收天线的一个子载波的频域信道响应的相位随时间变化的信息。然后将两个接收天线/接收天线端口/接收通道的某个频率资源(例如一个或多个子载波,RE,PRB,BWP,载波等)的频域信道响应,或者频域信道响应的幅度,或者频域信道响应的相位进行除或者共轭乘的运算。
可选地,所述第一条件包括第一结果对应的感知性能满足预设条件;
和/或,所述第二条件包括以下至少一项:
所述第二结果对应的感知性能满足预设条件;
所述第二结果对应的至少两个接收天线对应同一个收发机(Transceiver)或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收天线的极化特性一致,例如,一个接收单元集合中的至少两个接收天线都是+45度极化,另一个接收单元集合中的至少两个接收天线都是-45度极化;
所述第二结果对应的至少两个接收天线的馈线长度一致,例如,一个接收单元集合中
的至少两个接收天线的馈线长度均为小于1厘米,另一个接收单元集合中的至少两个接收天线的馈线长度均为1厘米到1.5厘米。
本申请实施例中,第一设备对第一信号进行测量,获取各个接收单元对应的第一结果;所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的。即本申请实施例中在得到各个接收单元对应的第一结果后,并非将每个接收单元的第一结果进行上报,而是上报满足第二条件的第一结果或者上报根据第一结果得到的满足第一条件的第二结果,以使第二设备基于该第二结果或第一结果消除多接收天线的随机相位波动的影响,大大减少了第一设备的上报开销。
可选地,本申请实施例的方法还包括:
在所述第一结果中,选择满足第二条件的至少两个目标第一结果;
对至少两个所述目标第一结果进行目标运算处理,获取所述至少一个第二结果。
在一种实现方式中,第一设备先从各个接收单元对应的第一结果中选择满足第一条件的目标第一结果,然后对任意两个目标第一结果进行目标运算处理,获取至少一个第二结果,再从至少一个第二结果中选择满足第二条件的第二结果发送给第二设备。
可选地,本申请实施例的方法还包括:
所述第一设备获取第二设备发送的第二消息,所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量,所述第一测量量与所述第一结果相关联,即该第一测量量为第一设备需要基于第一信号进行测量的测量量;
目标运算为除运算或共轭乘运算;
第一条件;
第二条件。
可选地,所述感知性能包括以下至少一项:
A101、感知目标关联信号分量的功率值;
例如,可以为感知径的功率值。
需要说明的是,所述感知目标关联信号分量的功率值为接收的第一信号中受感知目标影响较大的信号分量功率,可以是以下至少一项:
A1011、以接收的第一信号的频域信道响应中幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值点对应的幅度为目标幅度计算得到的功率值;或以某一个指定子载波或物理资源块(Physical Resource Block,PRB)对应的样值点的幅度为目标幅度计算得到的功率值,或以多个指定子载波或PRB对应的样值点的幅度为目标幅度计算得到的功率值。
A1012、以接收的第一信号的频域信道响应的逆傅里叶变换(IFFT)结果(时延域)中幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值
点对应的幅度为目标幅度计算得到的功率值;
或者以特定时延范围内幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值点对应的幅度为目标幅度计算得到的功率值。
A1013、以接收的第一信号的时域信道响应的傅里叶变换(FFT)结果(多普勒域)中幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值点对应的幅度为目标幅度计算得到的功率值;
或者以特定多普勒范围内幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值点对应的幅度为目标幅度计算得到的功率值。
A1014、以接收的第一信号的信道响应的二维傅里叶变换结果,即时延-多普勒域结果中幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值点对应的幅度为目标幅度计算得到的功率值;
或者以特定时延-多普勒范围内幅度最大的样值点对应的幅度为目标幅度计算得到的功率值,或以幅度最大的多个样值点对应的幅度为目标幅度计算得到的功率值。
需要说明的是,所述幅度最大也可以是幅度超过特定门限值,所述特定门限值可以是网络侧设备指示的,也可以是终端根据噪声和/或干扰功率计算得到的。
所述特定时延/多普勒范围与感知需求相关,可以是网络侧设备指示的,也可以是终端根据感知需求得到的。
以雷达检测为例,所述感知目标关联信号分量的功率值为回波功率,回波信号功率的获取方法,可以是以下选项中的至少一项:
B11、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,如图3所示;
B12、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,同图3所示;
B13、基于回波信号2D-FFT处理得到的时延-多普勒二维图进行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;
B14、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;
需要说明的是,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。
A102、感知信噪比(signal-to-noise ratio,SNR);
例如,该感知SNR可以是感知目标关联信号分量的功率值与噪声功率的比值。
A103、感知信号与干扰加噪声比(signal-to-noise and interference ratio,SINR);
例如,该感知SINR可以是感知目标关联信号分量的功率值与噪声和干扰的功率之和
的比值。
具体地,所述SNR/SINR的获取方法可以是:
B21、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(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,最后以目标信号幅度和干扰/噪声信号幅度计算SNR/SINR;
B22、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;
B23、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;
B24、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;
需要说明的是,目标信号幅度的确定方式除以上的以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;
需要说明的是,干扰/噪声样值点的确定方式还可以是根据上述确定的干扰/噪声样值点进一步筛选,筛选方式是: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;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;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;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。
A104、感知目标是否存在;
可以包括以下至少一项:
是否存在速度或多普勒预设范围内的感知目标;
是否存在距离或时延预设范围内的感知目标。
A105、感知目标存在的目标个数;
可以包括以下至少一项:
存在速度或多普勒预设范围内的感知目标的目标个数;
存在距离或时延预设范围内的感知目标的目标个数。
需要说明的是,上述的A104和A105可以是根据感知需求由其他设备(例如,其他终端,接入网设备或核心网设备)通知给终端的。
需要说明的是,判断是否有感知目标存在的方式可以是:例如,时延/多普勒一维或二维图中是否存在幅度超过特定门限值的样值点,若存在则认为检测到感知目标;时延/多普勒一维或二维图中幅度超过特定门限值的样值点的个数认为是感知目标的个数。
A106、感知目标的雷达截面面积(Radar Cross section,RCS)信息;
需要说明的是,该RCS信息可以是单个感知目标的RCS信息,也可以是多个感知目标的RCS信息。
A107、感知目标的谱信息;
需要说明的是,该谱信息可以包括以下至少一项:时延功率谱、多普勒功率谱、时延/距离-多普勒/速度谱、角度功率谱、时延/距离-角度谱、多普勒/速度-角度谱、时延/距离-多普勒/速度-角度谱。
A108、至少一个感知目标的时延;
A109、至少一个感知目标的距离;
A110、至少一个感知目标的多普勒;
A111、至少一个感知目标的速度;
A112、至少一个感知目标的角度信息。
可选地,所述感知性能满足预设条件包括以下至少一项:
感知目标关联信号分量的功率值满足第一门限或者感知目标关联信号分量的功率值最大;例如,两个接收天线/接收通道上的第一感知测量量结果进行除或共轭乘的第二结果(或其他运算结果)对应的感知目标关联信号分量的功率值满足第一门限;
感知SNR满足第二门限或者感知SNR最大;
感知SINR满足第三门限或者感知SINR最大;
至少检测到Y个感知目标;
基于检测所确定的感知目标对应的比特位图与网络侧设备配置的预设比特位图一致;
感知目标的雷达截面面积RCS满足第三条件或者RCS最大;例如,感知目标的雷达截面面积RCS满足第三条件,可选地,第三条件是RCS达到X平方米,X是一个正实数;
感知目标的谱信息满足第四条件;例如,感知目标的谱信息满足第四条件:例如感知目标的距离-速率谱满足第四条件,此时的第四条件是距离-速率谱上能分辨出感知目标(距离-速率谱有一个点或者一个区域的幅度达到预设值或者幅度最大的);或者,感知目标的
时延-多普勒谱满足第四条件,此时的第四条件是时延-多普勒谱上能分辨出感知目标(时延-多普勒谱有一个点或者一个区域的幅度达到预设值或者幅度最大的);
感知目标的第一参量满足第五条件,所述第一参量包括以下至少一项:时延、距离、多普勒、速度、角度信息;例如感知目标的时延满足第五条件(例如时延满足一个区间值);再例如,感知目标的距离满足第五条件(例如距离满足一个区间值);再例如,感知目标的多普勒满足第五条件(例如多普勒满足一个区间值);再例如,感知目标的速度满足第五条件(例如速度满足一个区间值);再例如,感知目标的角度信息满足第五条件(例如角度信息满足一个区间值);
其中,Y为正整数。
可选地,所述第一信号的参数(或参数配置信息)包括以下至少一项:
第一项:波形类型,例如,正交频分复用(Orthogonal Frequency Division Multiplexing,OFDM),单载波频分多址(Single-carrier Frequency-Division Multiple Access,SC-FDMA),正交时频空(Orthogonal Time Frequency Space,OTFS),调频连续波(Frequency Modulated Continuous Wave,FMCW),脉冲信号等;
第二项:子载波间隔:例如,OFDM系统的子载波间隔30KHz;
第三项:保护间隔: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2dmax/c计算得到,dmax是最大感知距离(属于感知需求),例如对于自发自收的目标信号,dmax代表目标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CP可以起到最小保护间隔的作用;
第四项:带宽:该参数反比于距离分辨率,可以通过c/(2Δd)得到,其中Δd是距离分辨率(属于感知需求);c是光速;
第五项:Burst持续时间:该参数反比于速率分辨率(属于感知需求),该参数是目标信号的时间跨度,主要为了计算多普勒频偏;该参数可通过c/(2fcΔv)计算得到;其中,Δv是速度分辨率;fc是目标信号的载频;
第六项:时域间隔:该参数可通过c/(2fcvrange)计算得到;其中,vrange是最大速率减去最小速度(属于感知需求);该参数是相邻的两个目标信号之间的时间间隔;
第七项:发送信号功率,例如从-20dBm到23dBm每隔2dBm取一个值;
第八项:信号格式,例如是信道探测参考信号(Sounding Reference Signal,SRS),解调参考信号(Demodulation Reference Signal,DMRS),定位参考信号(Positioning Reference Signal,PRS)等,或者其他预定义的信号,以及相关的序列格式等信息;
第九项:信号方向;例如目标信号的方向或者波束信息;
第十项:时间资源,例如目标信号所在的时隙索引或者时隙的符号索引;其中,时间资源分为两种,一种是一次性的时间资源,例如一个符号发送一个全向的目标信号;一种是非一次性的时间资源,例如多组周期性的时间资源或者不连续的时间资源(可包含开始
时间和结束时间),每一组周期性的时间资源发送同一方向的目标信号,不同组的周期性时间资源上的波束方向不同;
第十一项:频率资源,包括目标信号的中心频点,带宽,资源块(Resource Block,RB)或者子载波,Point A,起始带宽位置等;
第十二项:准共址(Quasi Co-Location,QCL)关系,例如目标信号包括多个资源,每个资源与一个SSB QCL,QCL包括Type A,B,C或者D;
第十三项:感知节点(基站或UE的)天线配置信息;
可选地,该感知节点(基站或UE的)天线配置信息包括以下至少一项:
用于发送和/或接收目标信号的天线阵元标识(identifier,ID)或者天线端口ID;
用于发送和/或接收目标信号的天线面板(panel)ID+阵元ID;
用于发送和/或接收目标信号的天线阵元相对天线阵列上某个局部参考点的位置信息(可以用笛卡尔坐标(x,y,z)或者球坐标表示);
用于发送和/或接收目标信号的panel相对天线阵列上某个局部参考点的位置信息(可以用笛卡尔坐标(x,y,z)或者球坐标表示),以及这些被选择panel内的用于发送目标信号的天线阵元相对panel某个统一参考点(例如panel中心点)的位置信息(可以用笛卡尔坐标(x,y,z)或者球坐标表示);
第十四项:天线阵元的位图(bitmap)信息。例如:该bitmap使用“1”指示阵元被选择用于发送和/或接收目标信号,使用“0”表示阵元未被选择(也可反过来);
第十五项:阵列panel的bitmap信息。例如:该bitmap使用“1”指示panel被选择用于发送和/或接收目标信号,使用“0”表示阵元未被选择(也可以反过来)。以及这些被选择panel内的阵元bitmap信息;
第十六项:门限信息,即用于给源节点、第一设备、候选节点任意至少一者判决所获得的感知测量量测量值是否满足第一条件的门限值。对于不同候选节点和/或候选标签(tag),门限值可以不同;对于任意一个候选节点和/或候选tag,感知测量量及其对应门限值可以大于1个;所述第一条件为:获得感知测量量测量值的对应候选节点/候选tag可以作为目标节点/目标tag。
可选地,所述第一消息还包括以下至少一项:
根据所述第二结果得到的与第二测量量对应的第三结果;
根据所述第一结果得到的与第二测量量对应的第四结果;
所述第一结果对应的标签信息。
所述第二结果对应的标签信息;
所述第三结果对应的标签信息;
所述第四结果对应的标签信息。
这里,第一设备将上述第一结果、第二结果、第三结果或第四结果对应的标签信息发送给第二设备,使得第二设备能够获知该第一结果、第二结果、第三结果或第四结果对应
的标签信息。
可选地,所述第二测量量包括以下至少一项:
感知目标的时延;
感知目标的多普勒;
感知目标的角度信息;
感知信号的强度;
感知目标的距离;
感知目标的速度;
感知目标的朝向;
感知目标的空间位置;
感知目标的加速度;
感知目标是否存在;
感知目标的轨迹、动作、表情、生命体征、数量、成像结果中的至少一项;
天气信息;
空气质量;
感知目标的形状、材质和成分中的至少一项。
本申请实施例中可将上述第二测量量进行以下分类:
第二级测量量,所述第二级测量量包括以下至少一项:感知目标的时延、感知目标的多普勒、感知目标的角度、感知信号的强度;该第二级测量量可以看作是基本测量量。
第三级测量量,所述第三级测量量包括以下至少一项:感知目标的距离、感知目标的速度、感知目标的朝向、感知目标的空间位置、感知目标的加速度;该第三级测量量可以看作是感知目标的基本属性/状态。
第四级测量量(进阶属性/状态),包括:感知目标是否存在、感知目标的轨迹、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。
可选地,所述标签信息包括以下至少一项:
感知信号标识信息;
感知测量配置标识信息;
感知业务信息(例如,感知业务ID);
数据订阅ID信息;
测量量用途信息,例如用于通信、感知或通感);
时间信息;
感知节点信息,例如,UE ID、节点位置、设备朝向;
感知链路信息,例如,感知链路序号、收发节点标识,又例如,接收天线或接收通道的标识,如果是单个接收天线或接收通道的感知测量量,该标识是该接收天线或接收通道的标识;如果是两个接收天线或接收通道的除或共轭乘的结果,该标识是该两个接收天线
或接收通道的标识,以及除或共轭乘的标识;
测量量说明信息,例如幅度值、相位值、幅度和相位结合的复数值;资源类型,例如时域测量结果、频域资源测量结果;
测量量指标信息,例如,SNR、感知SNR。
在本申请的一实施例中,该信息传输方法包括:
步骤1:第一设备接收第二设备发送的第二消息,所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量;
目标运算为除运算或共轭乘运算;
第一条件。
步骤2:第一设备对第一信号进行测量,得到各个接收单元上的第一结果,其中,第一信号是第二设备或其他设备发送的;
步骤3:第一设备根据所述目标运算对至少两个接收单元对应的第一结果进行处理,得到至少一个第二结果,并发送第一消息,所述第一消息包括满足第二条件的第二结果。
可选地,该第一消息还包括以下至少一项:根据所述第二结果得到的与第二测量量对应的第三结果;
根据所述第一结果得到的与第二测量量对应的第四结果;
所述第一结果对应的标签信息。
所述第二结果对应的标签信息;
所述第三结果对应的标签信息;
所述第四结果对应的标签信息。
步骤4:第二设备根据第一消息中的第二结果,得到感知结果(例如人的呼吸频率等);或者,将第一消息发送给其他设备,其他设备根据第一消息中的第二结果得到感知结果。
在本申请的一实施例中,该信息传输方法包括:
步骤1:第一设备接收第二设备发送的第二消息,所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量;
第一条件;
步骤2:第一设备对第一信号进行测量,得到各个接收单元上的第一结果,其中,第一信号是第二设备或其他设备发送的;
步骤3:第一设备向第二设备发送第一消息,所述第一消息满足第一条件的至少一个第一结果。
可选地,该第一消息还包括以下至少一项:根据所述第二结果得到的与第二测量量对应的第三结果;
根据所述第一结果得到的与第二测量量对应的第四结果;
所述第一结果对应的标签信息。
所述第二结果对应的标签信息;
所述第三结果对应的标签信息;
所述第四结果对应的标签信息。
步骤4:第二设备对至少两个第一结果进行目标运算得到第二结果,并根据第二结果得到感知结果;或者,第二设备将第一消息发给其他设备,由其他设备根据第一结果得到感知结果。
可选地,本申请实施例中所提到的感知结果,包括以下至少一项:
感知目标的形状、感知目标的轮廓、感知目标是否存在、感知目标的轨迹、感知目标的动作、感知目标的表情、感知目标的生命体征、感知目标的数量、感知目标的成像结果、天气、空气质量、感知目标的材质、感知目标的成分、感知目标的手势、感知目标的呼吸频率、感知目标的心跳频率、感知目标的睡眠质量。
本申请实施例中,第一设备对第一信号进行测量,获取各个接收单元对应的第一结果;所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的。即本申请实施例中在得到各个接收单元对应的第一结果后,并非将每个接收单元的第一结果进行上报,而是上报满足第二条件的第一结果或者上报根据第一结果得到的满足第一条件的第二结果,以使第二设备基于该第二结果或第一结果消除多接收天线的随机相位波动的影响,大大减少了第一设备的上报开销。
如图4所示,本申请实施例还提供了一种信息传输方法,包括:
步骤401:第二设备获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
可选地,所述第一条件包括第一结果对应的感知性能满足预设条件;
和/或,所述第二条件包括以下至少一项:
所述第二结果对应的感知性能满足预设条件;
所述第二结果对应的至少两个接收天线对应同一个收发机(Transceiver)或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收天线的极化特性一致,例如,一个接收单元集合中的至少两个接收天线都是+45度极化,另一个接收单元集合中的至少两个接收天线都是-45度极化;
所述第二结果对应的至少两个接收天线的馈线长度一致,例如,一个接收单元集合中的至少两个接收天线的馈线长度均为小于1厘米,另一个接收单元集合中的至少两个接收
天线的馈线长度均为1厘米到1.5厘米。
本申请实施例中,第二设备获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。即本申请实施例中第二设备只获取满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,并非是获取每个接收单元的第一结果或第二结果,大大减少了第一设备的上报开销。
可选地,本申请实施例的方法还包括:
所述第二设备根据所述第一消息,获取感知结果;
或者,所述第二设备将所第一消息发送给第三设备。
这里,第二设备将第一消息发送给第三设备,以使第三设备根据该第一消息,获取感知结果。
可选地,所述第二设备根据所述第一消息,获取感知结果,包括:
所述第二设备对所述第一消息中的至少两个第一结果进行目标运算处理,得到至少一个第二结果;
根据所述第二结果,获取感知结果。
可选地,本申请实施例中所提到的感知结果,包括以下至少一项:
感知目标的形状、感知目标的轮廓、感知目标是否存在、感知目标的轨迹、感知目标的动作、感知目标的表情、感知目标的生命体征、感知目标的数量、感知目标的成像结果、天气、空气质量、感知目标的材质、感知目标的成分、感知目标的手势、感知目标的呼吸频率、感知目标的心跳频率、感知目标的睡眠质量。
可选地,本申请实施例的方法,还包括:
所述第二设备发送第二消息;
所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量,所述第一测量量与所述第一结果相关联;
目标运算为除运算或共轭乘运算;
第一条件;
第二条件。
可选地,在上述第二消息包括目标运算为除运算或共轭乘运算的情况下,第一设备对至少两个接收单元对应的第一结果进行处理,得到至少一个第二结果,上述第一消息包括满足第二条件的第二结果;在上述第二消息不包括目标运算为除运算或共轭乘运算的情况下,第一设备发送第一消息,第一消息包括满足第一条件的第一结果,第二设备对至少两个接收单元对应的第一结果进行处理,得到至少一个第二结果。
本申请实施例中,第二设备获取第一消息,所述第一消息包括满足第一条件的至少一
个第一结果或满足第二条件的至少一个第二结果;第二设备根据第二消息获取感知结果,或者,第二设备将第二消息发送给其他设备(如第三设备),使其他设备获取感知结果;每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。即本申请实施例中第二设备只获取满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,并非是获取每个接收单元的第一结果或第二结果,大大减少了第一设备的上报开销。
本申请实施例提供的信息传输方法,执行主体可以为信息传输装置。本申请实施例中以信息传输装置执行信息传输方法为例,说明本申请实施例提供的信息传输装置。
如图5所示,本申请实施例提供了一种信息传输装置500,应用于第一设备,包括:
第一获取模块501,用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;
第一发送模块502,用于发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
可选地,所述第一条件包括第一结果对应的感知性能满足预设条件;
和/或,所述第二条件包括以下至少一项:
所述第二结果对应的感知性能满足预设条件;
所述第二结果对应的至少两个接收天线对应同一个收发机Transceiver或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收天线的极化特性一致;
所述第二结果对应的至少两个接收天线的馈线长度一致。
可选地,本申请实施例的装置,还包括:
第一选择模块,用于在所述第一结果中,选择满足第一条件的至少两个目标第一结果;
第二获取模块,用于对至少两个所述目标第一结果进行目标运算处理,获取所述至少一个第二结果。
可选地,本申请实施例的装置,还包括:
第四获取模块,用于获取第二设备发送的第二消息,所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量,所述第一测量量与所述第一结果相关联;
目标运算为除运算或共轭乘运算;
第一条件;
第二条件。
可选地,所述感知性能包括以下至少一项:
感知目标关联信号分量的功率值;
感知信噪比SNR;
感知信号与干扰加噪声比SINR;
感知目标是否存在;
感知目标存在的目标个数;
感知目标的雷达截面面积RCS信息;
感知目标的谱信息;
至少一个感知目标的时延;
至少一个感知目标的距离;
至少一个感知目标的多普勒;
至少一个感知目标的速度;
至少一个感知目标的角度信息。
和/或,所述感知性能满足预设条件包括以下至少一项:
感知目标关联信号分量的功率值满足第一门限或者感知目标关联信号分量的功率值最大;
感知SNR满足第二门限或者感知SNR最大;
感知SINR满足第三门限或者感知SINR最大;
至少检测到Y个感知目标;
基于检测所确定的感知目标对应的比特位图与网络侧设备配置的预设比特位图一致;
感知目标的雷达截面面积RCS满足第三条件或者RCS最大;
感知目标的谱信息满足第四条件;
感知目标的第一参量满足第五条件,所述第一参量包括以下至少一项:时延、距离、多普勒、速度、角度信息;
其中,Y为正整数。
可选地,所述第一消息还包括以下至少一项:
根据所述第二结果得到的与第二测量量对应的第三结果;
根据所述第一结果得到的与第二测量量对应的第四结果;
所述第一结果对应的标签信息。
所述第二结果对应的标签信息;
所述第三结果对应的标签信息;
所述第四结果对应的标签信息。
可选地,所述第二测量量包括以下至少一项:
感知目标的时延;
感知目标的多普勒;
感知目标的角度信息;
感知信号的强度;
感知目标的距离;
感知目标的速度;
感知目标的朝向;
感知目标的空间位置;
感知目标的加速度;
感知目标是否存在;
感知目标的轨迹、动作、表情、生命体征、数量、成像结果中的至少一项;
天气信息;
空气质量;
感知目标的形状、材质和成分中的至少一项。
可选地,所述第一测量量包括以下至少一项:
频域信道响应的结果;
频域信道响应的幅度;
频域信道响应的相位;
频域信道响应的I路数据;
频域信道响应的Q路数据;
所述I路数据与Q路数据的运算结果。
可选地,所述标签信息包括以下至少一项:
感知信号标识信息;
感知测量配置标识信息;
感知业务信息;
数据订阅ID信息;
测量量用途信息;
时间信息;
感知节点信息;
感知链路信息;
测量量说明信息;
测量量指标信息。
可选地,所述第一信号的参数包括以下至少一项:
波形类型;
子载波间隔;
保护间隔;
带宽;
突发(Burst)持续时间;
时域间隔;
发送信号功率;
信号格式;
信号方向;
时间资源;
频率资源;
准共址(QCL)关系;
感知节点的天线配置信息。
本申请实施例中,第一设备对第一信号进行测量,获取各个接收单元对应的第一结果;所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的。即本申请实施例中在得到各个接收单元对应的第一结果后,并非将每个接收单元的第一结果进行上报,而是上报满足第二条件的第一结果或者上报根据第一结果得到的满足第一条件的第二结果,以使第二设备基于该第二结果或第一结果消除多接收天线的随机相位波动的影响,大大减少了第一设备的上报开销。
如图6所示,本申请实施例还提供了一种信息传输装置600,应用于第二设备,该装置包括:
第三获取模块601,用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
可选地,所述第一条件包括第一结果对应的感知性能满足预设条件;
和/或,所述第二条件包括以下至少一项:
所述第二结果对应的感知性能满足预设条件;
所述第二结果对应的至少两个接收天线对应同一个收发机(Transceiver)或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收天线的极化特性一致;
所述第二结果对应的至少两个接收天线的馈线长度一致。
可选地,本申请实施例的装置,还包括:
第四获取模块,用于根据所述第一消息,获取感知结果;
或者,包括第二发送模块,用于将所第一消息发送给第三设备。
可选地,所述第四获取模块包括:
第一处理子模块,用于对所述第一消息中的至少两个第一结果进行目标运算处理,得
到至少一个第二结果;
第一获取子模块,用于根据所述第二结果,获取感知结果。
可选地,本申请实施例的装置,还包括:
第三发送模块,用于发送第二消息;
所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量;
目标运算为除运算或共轭乘运算;
第一条件;
第二条件。
本申请实施例中,第二设备获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。即本申请实施例中第二设备只获取满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,并非是获取每个接收单元的第一结果或第二结果,大大减少了第一设备的上报开销。
本申请实施例中的信息传输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,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上述所列举的终端11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信息传输装置能够实现图2至图4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7所示,本申请实施例还提供一种通信设备700,包括处理器701和存储器702,存储器702上存储有可在所述处理器701上运行的程序或指令,例如,该通信设备700为第一设备时,该程序或指令被处理器701执行时实现上述第一设备执行的信息传输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700为第二设备时,该程序或指令被处理器701执行时实现上述第二设备执行的信息传输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终端,包括处理器和通信接口,处理器用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;通信接口用于发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算;或者,通信接口用于获取第一消息,
所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。该终端实施例与上述第一设备或第二设备侧方法实施例对应,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终端实施例中,且能达到相同的技术效果。具体地,图8为实现本申请实施例的一种终端的硬件结构示意图。
该终端800包括但不限于:射频单元801、网络模块802、音频输出单元803、输入单元804、传感器805、显示单元806、用户输入单元807、接口单元808、存储器809以及处理器810等中的至少部分部件。
本领域技术人员可以理解,终端800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810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8中示出的终端结构并不构成对终端的限定,终端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804可以包括图形处理器(Graphics Processing Unit,GPU)8041和麦克风8042,图形处理器8041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806可包括显示面板8061,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8061。用户输入单元807包括触控面板8071以及其他输入设备8072中的至少一种。触控面板8071,也称为触摸屏。触控面板8071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8072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801接收来自网络侧设备的下行数据后,可以传输给处理器810进行处理;另外,射频单元801可以向网络侧设备发送上行数据。通常,射频单元801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809可用于存储软件程序或指令以及各种数据。存储器809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809可以包括易失性存储器或非易失性存储器,或者,存储器809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809包括但不限于这些和任意其它适合类型的存储器。
处理器810可包括一个或多个处理单元;可选的,处理器810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810中。
在本申请的一实施例中,处理器810,用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;射频单元801,用于发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
可选地,所述第一条件包括第一结果对应的感知性能满足预设条件;
和/或,所述第二条件包括以下至少一项:
所述第二结果对应的感知性能满足预设条件;
所述第二结果对应的至少两个接收天线对应同一个收发机(Transceiver)或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收天线的极化特性一致;
所述第二结果对应的至少两个接收天线的馈线长度一致。
可选地,处理器810,还用于:
在所述第一结果中,选择满足第一条件的至少两个目标第一结果;
对至少两个所述目标第一结果进行目标运算处理,获取所述至少一个第二结果。
可选地,射频单元801,还用于获取第二设备发送的第二消息,所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量,所述第一测量量与所述第一结果相关联;
目标运算为除运算或共轭乘运算;
第一条件;
第二条件。
可选地,所述感知性能包括以下至少一项:
感知目标关联信号分量的功率值;
感知信噪比SNR;
感知信号与干扰加噪声比SINR;
感知目标是否存在;
感知目标存在的目标个数;
感知目标的雷达截面面积RCS信息;
感知目标的谱信息;
至少一个感知目标的时延;
至少一个感知目标的距离;
至少一个感知目标的多普勒;
至少一个感知目标的速度;
至少一个感知目标的角度信息;
和/或,所述感知性能满足预设条件包括以下至少一项:
感知目标关联信号分量的功率值满足第一门限或者感知目标关联信号分量的功率值最大;
感知SNR满足第二门限或者感知SNR最大;
感知SINR满足第三门限或者感知SINR最大;
至少检测到Y个感知目标;
基于检测所确定的感知目标对应的比特位图与网络侧设备配置的预设比特位图一致;
感知目标的雷达截面面积RCS满足第三条件或者RCS最大;
感知目标的谱信息满足第四条件;
感知目标的第一参量满足第五条件,所述第一参量包括以下至少一项:时延、距离、多普勒、速度、角度信息;
其中,Y为正整数。
可选地,所述第一消息还包括以下至少一项:
根据所述第二结果得到的与第二测量量对应的第三结果;
根据所述第一结果得到的与第二测量量对应的第四结果;
所述第一结果对应的标签信息。
所述第二结果对应的标签信息;
所述第三结果对应的标签信息;
所述第四结果对应的标签信息。
可选地,所述第二测量量包括以下至少一项:
感知目标的时延;
感知目标的多普勒;
感知目标的角度信息;
感知信号的强度;
感知目标的距离;
感知目标的速度;
感知目标的朝向;
感知目标的空间位置;
感知目标的加速度;
感知目标是否存在;
感知目标的轨迹、动作、表情、生命体征、数量、成像结果中的至少一项;
天气信息;
空气质量;
感知目标的形状、材质和成分中的至少一项。
可选地,所述第一测量量包括以下至少一项:
频域信道响应的结果;
频域信道响应的幅度;
频域信道响应的相位;
频域信道响应的I路数据;
频域信道响应的Q路数据;
所述I路数据与Q路数据的运算结果。
可选地,所述标签信息包括以下至少一项:
感知信号标识信息;
感知测量配置标识信息;
感知业务信息;
数据订阅ID信息;
测量量用途信息;
时间信息;
感知节点信息;
感知链路信息;
测量量说明信息;
测量量指标信息。
可选地,所述第一信号的参数包括以下至少一项:
波形类型;
子载波间隔;
保护间隔;
带宽;
突发(Burst)持续时间;
时域间隔;
发送信号功率;
信号格式;
信号方向;
时间资源;
频率资源;
准共址(QCL)关系;
感知节点的天线配置信息。
或者,在本申请的一实施例中,射频单元801,用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
可选地,所述第一条件包括第一结果对应的感知性能满足预设条件;
和/或,所述第二条件包括以下至少一项:
所述第二结果对应的感知性能满足预设条件;
所述第二结果对应的至少两个接收天线对应同一个收发机(Transceiver)或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;
所述第二结果对应的至少两个接收天线的极化特性一致;
所述第二结果对应的至少两个接收天线的馈线长度一致。
可选地,处理器810,还用于:
根据所述第一消息,获取感知结果;
或者,射频单元801,还用于:将所第一消息发送给第三设备。
可选地,处理器810,还用于:对所述第一消息中的至少两个第一结果进行目标运算处理,得到至少一个第二结果;根据所述第二结果,获取感知结果。
可选地,射频单元801,还用于:发送第二消息;
所述第二消息包括以下至少一项:
第一信号的参数;
第一测量量,所述第一测量量与所述第一结果相关联;
目标运算为除运算或共轭乘运算;
第一条件;
第二条件。
本申请实施例中,第一设备对第一信号进行测量,获取各个接收单元对应的第一结果;所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的。即本申请实施例中在得到各个接收单元对应的第一结果后,并非将每个接收单元的第一结果进行上报,而是上报满足第二条件的第一结果或者上报根
据第一结果得到的满足第一条件的第二结果,以使第二设备基于该第二结果或第一结果消除多接收天线的随机相位波动的影响,大大减少了第一设备的上报开销。
本申请实施例还提供一种网络侧设备,包括处理器和通信接口,处理器用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;通信接口用于发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算;或者,通信接口用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。该网络侧设备实施例与上述第一设备或第二设备侧方法实施例对应,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网络侧设备实施例中,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网络侧设备。如图9所示,该网络侧设备900包括:天线91、射频装置92、基带装置93、处理器94和存储器95。天线91与射频装置92连接。在上行方向上,射频装置92通过天线91接收信息,将接收的信息发送给基带装置93进行处理。在下行方向上,基带装置93对要发送的信息进行处理,并发送给射频装置92,射频装置92对收到的信息进行处理后经过天线91发送出去。
以上实施例中网络侧设备执行的方法可以在基带装置93中实现,该基带装置93包括基带处理器。
基带装置93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9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95连接,以调用存储器95中的程序,执行以上方法实施例中所示的网络设备操作。
该网络侧设备还可以包括网络接口96,该接口例如为通用公共无线接口(common public radio interface,CPRI)。
具体地,本发明实施例的网络侧设备900还包括:存储在存储器95上并可在处理器94上运行的指令或程序,处理器94调用存储器95中的指令或程序执行图5或图6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。
具体地,本申请实施例还提供了一种网络侧设备。如图10所示,该网络侧设备1000包括:处理器1001、网络接口1002和存储器1003。其中,网络接口1002例如为通用公共无线接口(common public radio interface,CPRI)。
具体地,本发明实施例的网络侧设备1000还包括:存储在存储器1003上并可在处理器1001上运行的指令或程序,处理器1001调用存储器1003中的指令或程序执行图5或图6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。
本申请实施例还提供一种可读存储介质,所述可读存储介质上存储有程序或指令,该
程序或指令被处理器执行时实现上述信息传输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。
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,实现上述信息传输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信息传输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信息传输系统,包括:第一设备及第二设备,所述第一设备可用于执行如上所述的第一设备侧的方法的步骤,所述第二设备可用于执行如上所述的第二设备侧的方法的步骤。
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 (21)
- 一种信息传输方法,包括:第一设备对第一信号进行测量,获取各个接收单元对应的第一结果,所述接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;所述第一设备发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
- 根据权利要求1所述的方法,其中,所述第一条件包括第一结果对应的感知性能满足预设条件;和/或,所述第二条件包括以下至少一项:所述第二结果对应的感知性能满足预设条件;所述第二结果对应的至少两个接收天线对应同一个收发机Transceiver或对应同一个模拟数字转换器;所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;所述第二结果对应的至少两个接收天线的极化特性一致;所述第二结果对应的至少两个接收天线的馈线长度一致。
- 根据权利要求1或2所述的方法,还包括:在所述第一结果中,选择满足第一条件的至少两个目标第一结果;对至少两个所述目标第一结果进行目标运算处理,获取所述至少一个第二结果。
- 根据权利要求1或2所述的方法,还包括:所述第一设备获取第二设备发送的第二消息,所述第二消息包括以下至少一项:第一信号的参数;第一测量量,所述第一测量量与所述第一结果相关联;目标运算为除运算或共轭乘运算;第一条件;第二条件。
- 根据权利要求2所述的方法,其中,所述感知性能包括以下至少一项:感知目标关联信号分量的功率值;感知信噪比SNR;感知信号与干扰加噪声比SINR;感知目标是否存在;感知目标存在的目标个数;感知目标的雷达截面面积RCS信息;感知目标的谱信息;至少一个感知目标的时延;至少一个感知目标的距离;至少一个感知目标的多普勒;至少一个感知目标的速度;至少一个感知目标的角度信息;和/或,所述感知性能满足预设条件包括以下至少一项:感知目标关联信号分量的功率值满足第一门限或者感知目标关联信号分量的功率值最大;感知SNR满足第二门限或者感知SNR最大;感知SINR满足第三门限或者感知SINR最大;至少检测到Y个感知目标;基于检测所确定的感知目标对应的比特位图与网络侧设备配置的预设比特位图一致;感知目标的雷达截面面积RCS满足第三条件或者RCS最大;感知目标的谱信息满足第四条件;感知目标的第一参量满足第五条件,所述第一参量包括以下至少一项:时延、距离、多普勒、速度、角度信息;其中,Y为正整数。
- 根据权利要求1所述的方法,其中,所述第一消息还包括以下至少一项:根据所述第二结果得到的与第二测量量对应的第三结果;根据所述第一结果得到的与第二测量量对应的第四结果;所述第一结果对应的标签信息。所述第二结果对应的标签信息;所述第三结果对应的标签信息;所述第四结果对应的标签信息。
- 根据权利要求6所述的方法,其中,所述第二测量量包括以下至少一项:感知目标的时延;感知目标的多普勒;感知目标的角度信息;感知信号的强度;感知目标的距离;感知目标的速度;感知目标的朝向;感知目标的空间位置;感知目标的加速度;感知目标是否存在;感知目标的轨迹、动作、表情、生命体征、数量、成像结果中的至少一项;天气信息;空气质量;感知目标的形状、材质和成分中的至少一项。
- 根据权利要求4所述的方法,其中,所述第一测量量包括以下至少一项:频域信道响应的结果;频域信道响应的幅度;频域信道响应的相位;频域信道响应的I路数据;频域信道响应的Q路数据;所述I路数据与Q路数据的运算结果。
- 根据权利要求6所述的方法,其中,所述标签信息包括以下至少一项:感知信号标识信息;感知测量配置标识信息;感知业务信息;数据订阅ID信息;测量量用途信息;时间信息;感知节点信息;感知链路信息;测量量说明信息;测量量指标信息。
- 根据权利要求4所述的方法,其中,所述第一信号的参数包括以下至少一项:波形类型;子载波间隔;保护间隔;带宽;突发Burst持续时间;时域间隔;发送信号功率;信号格式;信号方向;时间资源;频率资源;准共址QCL关系;感知节点的天线配置信息。
- 一种信息传输方法,包括:第二设备获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
- 根据权利要求11所述的方法,其中,所述第一条件包括第一结果对应的感知性能满足预设条件;和/或,所述第二条件包括以下至少一项:所述第二结果对应的感知性能满足预设条件;所述第二结果对应的至少两个接收天线对应同一个收发机Transceiver或对应同一个模拟数字转换器;所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;所述第二结果对应的至少两个接收天线的极化特性一致;所述第二结果对应的至少两个接收天线的馈线长度一致。
- 根据权利要求11所述的方法,还包括:所述第二设备根据所述第一消息,获取感知结果;或者,所述第二设备将所第一消息发送给第三设备。
- 根据权利要求13所述的方法,其中,所述第二设备根据所述第一消息,获取感知结果,包括:所述第二设备对所述第一消息中的至少两个第一结果进行目标运算处理,得到至少一个第二结果;根据所述第二结果,获取感知结果。
- 根据权利要求11所述的方法,还包括:所述第二设备发送第二消息;所述第二消息包括以下至少一项:第一信号的参数;第一测量量,所述第一测量量与所述第一结果相关联;目标运算为除运算或共轭乘运算;第一条件;第二条件。
- 一种信息传输装置,应用于第一设备,包括:第一获取模块,用于对第一信号进行测量,获取各个接收单元对应的第一结果,所述 接收单元包括接收天线或接收通道,所述第一信号包括参考信号、同步信号、数据信号和专用信号的至少一项;第一发送模块,用于发送第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
- 根据权利要求16所述的装置,其中,所述第一条件包括第一结果对应的感知性能满足预设条件;和/或,所述第二条件包括以下至少一项:所述第二结果对应的感知性能满足预设条件;所述第二结果对应的至少两个接收天线对应同一个收发机Transceiver或对应同一个模拟数字转换器;所述第二结果对应的至少两个接收通道对应同一个收发机或对应同一个模拟数字转换器;所述第二结果对应的至少两个接收天线的极化特性一致;所述第二结果对应的至少两个接收天线的馈线长度一致。
- 根据权利要求16所述的装置,还包括:第一选择模块,用于在所述第一结果中,选择满足第一条件的至少两个目标第一结果;第二获取模块,用于对至少两个所述目标第一结果进行目标运算处理,获取所述至少一个第二结果。
- 一种信息传输装置,应用于第二设备,包括:第三获取模块,用于获取第一消息,所述第一消息包括满足第一条件的至少一个第一结果或满足第二条件的至少一个第二结果,每个所述第二结果是对两个所述接收单元对应的第一结果进行目标运算处理后得到的,所述目标运算为除运算或为共轭乘运算。
- 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10任一项所述的信息传输方法的步骤,或实现如权利要求11至15任一项所述的信息传输方法的步骤。
- 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10任一项所述的信息传输方法的步骤或实现如权利要求11至15任一项所述的信息传输方法的步骤。
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