WO2023246781A1 - Sensing and communication system, signal processing method, electronic device, and readable storage medium - Google Patents
Sensing and communication system, signal processing method, electronic device, and readable storage medium Download PDFInfo
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- WO2023246781A1 WO2023246781A1 PCT/CN2023/101411 CN2023101411W WO2023246781A1 WO 2023246781 A1 WO2023246781 A1 WO 2023246781A1 CN 2023101411 W CN2023101411 W CN 2023101411W WO 2023246781 A1 WO2023246781 A1 WO 2023246781A1
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- 238000004891 communication Methods 0.000 title claims abstract description 168
- 238000003672 processing method Methods 0.000 title claims abstract description 27
- 238000012545 processing Methods 0.000 claims abstract description 92
- 230000008447 perception Effects 0.000 claims description 40
- 238000000034 method Methods 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 238000001914 filtration Methods 0.000 claims description 24
- 230000007613 environmental effect Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 11
- 230000001629 suppression Effects 0.000 claims description 8
- 208000035239 Synesthesia Diseases 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims description 5
- 230000001953 sensory effect Effects 0.000 claims description 5
- 239000000284 extract Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000006870 function Effects 0.000 description 20
- 230000008569 process Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 230000010354 integration Effects 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
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- 230000003321 amplification Effects 0.000 description 2
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- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- Embodiments of the present application relate to, but are not limited to, the field of signal processing technology, and in particular, to a communication sensing system, a signal processing method, an electronic device, and a computer-readable storage medium.
- the 4G communication system is only responsible for communication, and the radar system is only responsible for speed measurement and induction imaging. Due to differences in system functions and specifications, communication and perception systems have different requirements in bandwidth, The power output capability, receiving detection sensitivity, system dynamic range, duplex capability and performance, as well as the frequency offset, phase noise, nonlinearity and other index requirements of the radio frequency channel are all very different. Therefore, the traditional method is to separate according to the communication and However, such a separated design results in a waste of wireless spectrum and hardware resources.
- Embodiments of the present application provide a communication sensing system, a signal processing method, an electronic device, and a computer-readable storage medium.
- embodiments of the present application provide a communication perception system, including: a synaesthesia transmitting unit configured to transmit a synaesthesia signal, the synaesthesia transmitting unit including a synaesthesia transmitting digital unit; a synaesthesia receiving unit configured to transmit synaesthesia signals.
- the synesthesia receiving unit includes a communication receiving radio frequency unit, a perceptual receiving radio frequency unit and a processing unit, the communication receiving radio frequency unit, the perceptual receiving radio frequency unit and the synaesthesia transmitting digital unit are all related to The processing unit communicates.
- embodiments of the present application also provide a signal processing method, which is applied to the processing unit in the above-mentioned communication sensing system.
- the method includes: obtaining a real-time service load, where the real-time service load includes communication Service load and perceived service load; analyze the real-time service load to obtain service type proportion information; perform overhead configuration on the communication frames in the synaesthesia signal according to the service type proportion information.
- embodiments of the present application also provide a signal processing method, applied to the processing unit in the above-mentioned communication perception system.
- the method includes: acquiring the perception signal in the synaesthesia signal; The sensing signal is extracted to obtain external state information; and the beam of the synaesthesia signal is deployed according to the external state information.
- embodiments of the present application also provide an electronic device, including one of the following: a communication sensing system as described above; or a memory, a processor, and a device stored on the memory and capable of running on the processor.
- a computer program when the processor executes the computer program, the signal processing method as described above is implemented.
- embodiments of the present application further provide a computer-readable storage medium that stores computer-executable instructions, and the computer-executable instructions are used to execute the signal processing method as described above.
- Figure 1 is a schematic architectural diagram of a communication sensing system provided by an embodiment of the present application.
- Figure 2 is an architectural schematic diagram of a processing unit in a communication sensing system provided by an embodiment of the present application
- FIG. 3 is a schematic diagram of an interference suppression module provided by an embodiment of the present application.
- Figure 4 is a flow chart of signal processing provided by an embodiment of the present application.
- Figure 5 is a schematic structural diagram of a communication frame provided by an embodiment of the present application.
- Figure 6 is a flow chart of signal processing provided by another embodiment of the present application.
- Figure 7 is a flow chart of beam deployment provided by an embodiment of the present application.
- Figure 8 is a flow chart of target tracking provided by an embodiment of the present application.
- Figure 9 is a schematic diagram of synaesthesia collaboration provided by an embodiment of the present application.
- Figure 10 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
- the communication perception system includes a synaesthesia transmitting unit and a synaesthesia receiving unit; wherein the synaesthesia transmitting unit is configured to transmit a synaesthesia signal.
- the synaesthesia transmitting unit includes a synaesthesia transmitting digital unit;
- the synaesthesia receiving unit is configured to receive a synaesthesia signal, and
- the synaesthesia receiving unit includes a communication receiving radio frequency unit, a perceptual receiving radio frequency unit and a processing unit, wherein the communication receiving radio frequency unit , the perceptual receiving radio frequency unit and the synaesthetic transmitting digital unit both communicate with the processing unit.
- the communication part and the perception part can be integrated to achieve integration of communication and perception and save costs.
- Figure 1 is a communication perception system provided by an embodiment of the present application, including a synaesthesia transmitting unit 100 and a synaesthesia receiving unit 200; wherein the synaesthesia transmitting unit 100 is configured to transmit a synaesthesia signal.
- the synaesthesia transmitting unit 100 includes a synaesthesia transmitting digital unit 140; a synaesthesia receiving unit 200 is configured to receive synaesthesia signals.
- the synaesthesia receiving unit 200 includes a communication receiving radio frequency unit 220, a perceptual receiving radio frequency unit 230 and a processing unit 250.
- the communication receiving unit 250 The radio frequency unit 220 , the perceptual receiving radio frequency unit 230 and the synaesthetic transmitting digital unit 140 are all in communication with the processing unit 250 .
- the communication perception system includes a synaesthesia transmitting unit 100 and a synaesthesia receiving unit 200; wherein, the synaesthesia transmitting unit 100 is configured to transmit a synaesthesia signal, and the synaesthesia transmitting unit 100 includes a synaesthesia transmitting digital unit 140 ;
- the synaesthesia receiving unit 200 is configured to receive synesthesia signals, and the synaesthesia receiving unit 200 includes a communication receiving radio frequency unit 220, a perception receiving radio frequency unit 230 and a processing unit 250, wherein the communication receiving radio frequency unit 220 and the perception receiving radio frequency unit 230 and synaesthetic emission digital unit 140 are both in communication with processing unit 250 .
- the communication part and the perception part can be integrated to achieve integration of communication and perception and save costs.
- synaesthesia signals include communication signals and perception signals; among which, communication signals are two or more points Signals used to transmit information between; sensing signals are signals obtained by detecting physical environment parameters, such as speed measurement and target positioning.
- Synesthesia integration refers to the integration of communication and perception functions, so that future communication systems have both communication and perception functions. While transmitting information on wireless channels, they actively recognize and analyze the characteristics of the channel, thereby Perceive the physical characteristics of the surrounding environment, so that communication and perception functions enhance each other.
- the synaesthesia transmitting unit 100 is configured to transmit a synaesthesia signal, wherein the synaesthesia transmitting digital unit 140 is configured to digitally modulate and filter the data source; the synaesthesia receiving unit 200 is configured to receive synaesthesia signals. signal; the communication receiving radio frequency unit 220 is configured to amplify, mix and filter the received communication signal; the perception receiving radio frequency unit 230 is configured to amplify, mix and filter the received perception signal; processing unit 250 classifies the information carried, and then processes the distinguished communication signals and sensing signals respectively, so that the subsequent server can analyze and process the relevant data.
- this system has achieved a high degree of integration.
- the communication part and the sensing part are both on the same device.
- the sensing part and the communication part share the same transmitting link; the sensing receiving link reuses part of the communication receiving link, only A small number of additional components are added, so the size can be reduced and costs can be saved.
- This system can also realize mutual cooperation of communication and perception, thereby improving the overall performance of perception and communication. On the one hand, it enables the mobile network to have sensing capabilities at a lower cost; on the other hand, in some embodiments, synaesthesia integrated extension can also support multi-point network collaborative sensing.
- the synesthesia transmitting unit 100, the synaesthesia receiving unit 200, the synaesthesia digital unit 140, the communication receiving radio frequency unit 220, the perceptual receiving radio frequency unit 230 and the processing unit 250 in the embodiment of the present application may all have corresponding functions.
- the hardware module can also be a software module with corresponding functions, which is not limited here.
- the compilable code with relevant functions can be compiled into configuration information through a compiler, and then the configuration information is burned into the synaesthesia transmitting unit 100, synaesthesia receiving unit 200, and synaesthesia transmitting digital unit 140 within the system architecture. , communication receiving radio frequency unit 220, perception receiving radio frequency unit 230 and processing unit 250 to complete the corresponding functional configuration.
- synaesthesia integrated system has the function of physical-digital space perception at the same time.
- each unit of the system realizes the deep integration and mutually beneficial enhancement of multi-dimensional perception, collaborative communication, and intelligent computing functions, thereby enabling the network to have new information flow intelligent interaction and processing and wide-area intelligent collaboration.
- This application can be used in typical application scenarios of local space and open space.
- the communication sensing system in the embodiment of the present application may belong to the base station equipment in the telecommunications communication network. Based on the communication sensing system, the communication function and the sensing function can be realized based on one device, which greatly saves costs. And the communication sensing system in the embodiment of the present application can perform communication sensing with terminals, vehicles, drones and other devices, where the terminal can be a mobile phone, a tablet or other mobile communication device.
- the perceptual receiving radio frequency unit 230 includes an interference suppression module 231 , and the interference suppression module 231 communicates with the processing unit 250 .
- the sensing receiving radio frequency unit 230 also includes an interference suppression module 231; because for sensing services, transceiver and transmitter work simultaneously, there will be interference between antennas. When the power of the interference signal reaches a certain level, it will cause The blocking of the receiving channel affects the reception of subsequent signals, so the interference signal needs to be suppressed.
- the interference suppression module 231 mixes the received interference signal with the local transmission signal to obtain a difference frequency signal.
- the frequency difference between the two represents the difference between the two signals.
- the time delay experienced between the two, the self-interference between the two will form a zero-frequency signal, and then use a filter to filter the zero-frequency signal, the interference signal can be suppressed, thereby preventing the power of the interference signal If it increases to a certain extent, it will cause the problem of receiver channel blocking.
- this system solves the problem that the existing communication and sensing systems need to be designed separately due to differences in functions and specifications by designing the communication and sensing receiving radio frequency channels separately, and adding an interference suppression module 231 in the sensing receiving radio frequency channel. It has the performance of high dynamic range and self-interference cancellation, and also takes into account the goals of low complexity, low power consumption and high integration.
- TX ANT represents the transmitting antenna
- RX ANT represents the receiving antenna
- TX signal represents the transmit signal
- IF signal represents the intermediate frequency signal
- the received interference signal and the transmit signal are mixed, so that After obtaining the difference frequency signal, the self-interference between the two will also form a zero-frequency signal, and then use a filter to filter the zero-frequency signal to obtain the intermediate frequency signal.
- the intermediate frequency signal is a signal obtained by frequency conversion of a high frequency signal.
- the general receiver must convert the high frequency signal into an intermediate frequency signal; the intermediate frequency is relative to the baseband signal.
- the intermediate frequency can have one or more levels, and it is the bridge between baseband and radio frequency.
- the synaesthetic transmitting unit 100 also includes a digital-to-analog conversion unit 130, a synaesthetic transmitting radio frequency unit 120, and a synaesthetic transmitting antenna array 110.
- the synaesthetic transmitting radio frequency unit 120 and the synaesthetic transmitting antenna array 110 are connected in sequence.
- the synaesthesia transmitting digital unit 140 can perform digital modulation and filtering processing on the data source, where the data source can come from an indoor baseband processing unit or a server; the digital-to-analog conversion unit 130 can convert the synaesthesia transmitting digital unit The digital signal sent by 140 undergoes digital-to-analog conversion, so that a carrier signal can be output; the synaesthesia sending radio frequency unit 120 can perform frequency conversion, filtering and amplification processing on the carrier signal sent by the digital-to-analog conversion unit 130, so as to output a radio frequency signal; synaesthesia The transmitting antenna array 110 receives the radio frequency signal sent by the synaesthetic transmitting radio frequency unit 120, and then radiates the radio frequency signal into space, which can generate a large number of beams, and can also increase the transmission power through beam forming technology.
- the digital-to-analog conversion unit 130, the synaesthetic transmitting radio frequency unit 120, and the synaesthetic transmitting antenna array 110 can all be hardware modules. Only input signals are required to obtain corresponding output signals through the hardware modules.
- the digital-to-analog conversion unit 130 is mainly configured for digital-to-analog conversion;
- the synaesthesia transmitting radio frequency unit 120 is mainly configured to perform frequency conversion, filtering and amplification processing of signals;
- the synaesthesia transmitting antenna array 110 is mainly configured to radiate signals into space , which can generate a large number of beams.
- Array also called antenna array.
- the antenna radiating units that make up the antenna array are called array elements.
- the working principle of the antenna array can be regarded as the superposition of electromagnetic waves. For several columns of electromagnetic waves, when they are transmitted to the same area, according to the superposition principle, the electromagnetic waves will produce vector superposition. The superposition result is not only related to the amplitude of each column of electromagnetic waves, but also to the phase difference between them in the encounter interval.
- the synaesthesia receiving unit 200 also includes a synaesthesia receiving antenna array 210 and an analog-to-digital conversion unit 240.
- the communication receiving radio frequency unit 220 and the perception receiving radio frequency unit 230 are respectively connected to the synaesthesia receiving antenna.
- the analog-to-digital conversion unit 240 is connected to the processing unit 250.
- the synaesthesia receiving antenna array 210 can implement multiple beams and is configured to receive communication signals from the terminal and sensing signals transmitted by the target; the communication receiving radio frequency unit 220 is configured to amplify the received communication signals. Mixing and filtering processing; the perception receiving radio frequency unit 230 is configured to amplify, mix and filter the received perception signal; the analog-to-digital conversion unit 240 is configured to convert the analog signal into a digital signal for the processing unit 250 Carry out subsequent analysis and processing.
- both the synaesthesia receiving antenna array 210 and the analog-to-digital conversion unit 240 can be hardware modules, and only input signals are required to obtain corresponding output signals through the hardware modules.
- the analog-to-digital conversion unit 240 is mainly configured as an analog Digital conversion;
- the synaesthesia receiving antenna array 210 is mainly configured to receive communication signals from the terminal and perception signals emitted by the target. By carrying an array antenna, this system can not only achieve broadband communication, but also receive sensing echo signals to enhance sensing capabilities.
- the processing unit 250 includes a classification unit 253, a perceptual signal processing unit 251 and a communication signal processing unit 252.
- the analog-to-digital conversion unit 240 is connected to the classification unit 250.
- the perceptual signal processing unit 251 and the communication signal processing unit 252 are both connected to the classification unit 253.
- the processing unit 250 includes a classification unit 253, a perceptual signal processing unit 251 and a communication signal processing unit 252; the classification unit 253 can classify and process the digital signal sent by the analog-to-digital conversion unit 240, so that the communication signal and sensing signal; then the sensing signal processing unit 251 is used to analyze and process the sensing signal, and the communication signal processing unit 252 is used to analyze and process the communication signal. Then the sensing signal processing unit 251 and the communication signal processing unit 252 analyze and process the analyzed signal. Sent to the server or indoor baseband processing unit.
- the sensing signal processing unit 251 includes a distance detection unit 2511 configured to detect a distance, a Doppler processing unit 2512 configured to detect a target rate, a Doppler processing unit 2512 configured to detect a target, The target detection unit 2513, the angle estimation unit 2514 configured to estimate the angle, and the first filtering unit 2515 configured to filter.
- the classification unit 253, the distance adjustment unit 2511, the Doppler processing unit 2512, the target detection unit 2513, the angle estimation unit 2514 and the first filtering unit 2515 are connected in sequence to analyze and process the sensing signal.
- the distance detection unit 2511 can detect the distance of the target information carried in the sensing signal; the Doppler processing unit 2512 can filter or filter the received signal of a certain fixed distance unit within a certain period of time. Spectral analysis processing; the target detection unit 2513 can detect the target; the angle estimation unit 2514 can detect the angle of the target; the first filtering unit 2515 can filter the interference in the signal, wherein the first filtering unit 2515 It can be a Kalman filter unit.
- the classification unit 253, the distance adjustment unit 2511, the Doppler processing unit 2512, the target detection unit 2513, the angle estimation unit 2514 and the first filtering unit 2515 can all be hardware modules with corresponding functions, or can also be hardware modules with corresponding functions.
- Software modules with corresponding functions are not limited here.
- the compilable code with relevant functions can be compiled into configuration information through a compiler, and then the configuration information is burned into the classification unit 253, distance adjustment unit 2511, Doppler processing unit 2512, and target inside the system architecture.
- the detection unit 2513, the angle estimation unit 2514 and the first filtering unit 2515 are used to complete the corresponding functional configuration.
- the communication signal processing unit 252 includes a gain adjustment unit 2521 configured to adjust the signal gain, a mixing unit 2522 configured to mix, and a half-band configured for interpolation processing.
- the classification unit 253, the gain adjustment unit 2521, the mixing unit 2522, the half-band interpolation unit 2523, the second filtering unit 2524 and the delay compensation unit 2525 are connected in sequence and can analyze and process the communication signal.
- the gain adjustment unit 2521 is configured to amplify the communication signal processed by the classification unit 253;
- the mixing unit 2522 is configured to perform mixing processing on the communication signal adjusted and processed by the gain adjustment unit 2521;
- half-band The interpolation unit 2523 is configured to perform half-band interpolation processing on the mixed signal to prepare for subsequent filtering processing;
- the second filtering unit 2524 is configured to perform filtering processing on the signal, where the second filtering unit 2524 can be Shaping filter unit; delay compensation unit 2525 is configured to perform delay compensation processing on the signal.
- the classification unit 253, the gain adjustment unit 2521, the mixing unit 2522, the half-band interpolation unit 2523, the second filtering unit 2524 and the delay compensation unit 2525 can all be hardware modules with corresponding functions, or can also be hardware modules with corresponding functions.
- Software modules with corresponding functions are not limited here.
- compilable code with relevant functions can be compiled into configuration information through a compiler, and then the configuration information is burned into the classification unit 253, gain adjustment unit 2521, mixing unit 2522, and half-band interpolation inside the system architecture.
- Unit 2523, second filtering unit 2524 and delay compensation unit 2525 to complete the corresponding functional configuration.
- an embodiment of the present application also includes an indoor baseband processing unit 300.
- the synaesthesia transmitting unit 100 and the processing unit 250 are both connected to the indoor baseband processing unit 300.
- the indoor baseband processing unit 300 can communicate with the synaesthesia transmitting unit 100 and the processing unit 250, so that the baseband processing unit 300 can generate data sources and analyze and forward the received signals.
- the indoor baseband processing unit is a distributed base station architecture widely used in telecommunications networks, which can complete the transmission and analysis processing of baseband signals.
- the synesthesia transmitting unit 100 and the processing unit 250 may also be connected to a server. Through the server, the sensing signals and communication signals can be analyzed and processed.
- Figure 4 is a flow chart of a signal processing method provided by an embodiment of the present application.
- the signal processing method includes but is not limited to step S100, step S200 and step S300:
- Step S100 obtain real-time service load, where real-time service load includes communication service load and sensing service load;
- Step S200 Analyze the real-time business load to obtain business type proportion information
- Step S300 Configure the overhead of the communication frame in the synaesthesia signal according to the service type proportion information.
- the real-time service load is first obtained, where the real-time service load includes communication service load and sensing service load; then the real-time service load is analyzed to obtain the service type proportion information; finally, the real-time service load is analyzed according to the service type proportion information.
- the communication frame in the synaesthesia signal undergoes overhead configuration processing.
- the real-time service load includes communication service load and perception service load; and in some usage scenarios, there may be a situation where the communication service load is relatively large, and there may also be a situation where the perception service load is relatively large.
- the system is more intelligent and can flexibly configure the communication frame overhead according to different business needs, reducing unnecessary data overhead and improving spectrum utilization.
- the real-time business load analysis and processing that is, based on the analysis of the communication business load and the perceived business load, it can be concluded whether the current communication service demand is large or the perceived business demand is large, and then based on The service type proportion information configures the overhead of the communication frames in the synaesthesia signal; for example, one communication frame is originally 5 frames, and when it is determined that the demand for communication services is large, the 5 frames can be 4 frames are used as communication frames, and only one of them is used as a sensing frame; if it is determined that the demand for sensing services is large, 3 frames out of 5 frames can be used as communication frames, and the remaining 2 frames can be used as sensing frames. frame.
- the synaesthesia system in this application dynamically allocates communication and sensing time based on the real-time load of the system based on the original communication frame structure, thereby performing flexible coordination and deployment of synaesthesia resources to adapt to the needs of different scenarios.
- the sensing frame configuration and overhead can be set as follows: among every 5 slots, one slot is configured as sensing, and the remaining 4 slots are configured as communication , the overhead is 20%, where Slot is the scheduling unit of the 5G (NR) network standard; among them, the frame structure configuration can be shown in Figure 5; the communication sensing system can control the sensing overhead on demand as shown in the following table:
- the service type proportion information includes one of the following: the ratio of communication service load to perceived service load; the ratio of communication service load to real-time service load; the ratio of perceived service load to communication service load; perceived service load The ratio between real-time service load and real-time service load; the ratio between real-time service load and communication service load; the ratio between real-time service load and perceived service load.
- the service type proportion information may include one of the following: the ratio of communication service load and perceived service load; the ratio of communication service load and real-time service load; the ratio of perceived service load and communication service load; the ratio of perceived service load and The ratio of real-time service load; the ratio of real-time service load and communication service load; the ratio of real-time service load and perceived service load.
- a threshold is set according to the content of the service type proportion information, so that the threshold can be used to determine whether the current communication service demand is large or the perceived service demand is large.
- the threshold can be set to 3, that is, when the ratio of communication service load and perceived service load is greater than 3, it will be determined as The demand for communication services is large.
- the ratio of communication service load and perceived service load is not greater than 3, it will be determined that the demand for perceived services is large.
- Figure 6 is a flow chart of a signal processing method provided by an embodiment of the present application.
- the signal processing method includes but is not limited to step S400, step S500 and step S600:
- Step S400 obtain the sensory signal in the synaesthesia signal
- Step S500 extract the sensing signal to obtain external state information
- Step S600 Deploy the beam of the synaesthesia signal according to the external state information.
- the sensory signal in the synaesthesia signal is first obtained, and then the external state information can be obtained by extracting the sensory signal; finally, the beam of the synaesthesia signal is deployed and processed according to the external state information.
- the sensory signal carries external state information
- the beam of the synaesthesia signal is deployed and processed based on the external state information.
- the parameters of the basic units of the phase array can be adjusted so that signals at certain angles obtain constructive interference, while signals at other angles obtain destructive interference. Beam deployment can be used on both the signal transmitting end and the signal receiving end.
- the external status information includes environmental feature information and user information.
- the above step S600 may include but is not limited to step S610.
- Step S610 Deploy and process the beam of the synaesthesia signal according to the environmental characteristic information and user information.
- the beam of the synaesthesia signal is configured according to the environmental feature information and user information in the external status information. Carry out deployment processing to improve the adaptability of beams to environmental changes, provide users with more accurate services, reduce communication overhead, and improve communication reliability.
- the environmental feature information is used to represent the external environmental situation
- the user information is used to represent the target information.
- step S610 may also include but is not limited to step S710, step S720 and step S730:
- Step S710 determine status information based on environmental feature information and user information
- Step S720 calibrate the status information based on the pilot time slot of the communication signal in the synaesthesia signal to obtain the first target;
- Step S730 Control the sensing time slot in the sensing signal to track the first target.
- the state information is first determined based on the environmental characteristic information and user information; then the state information is calibrated based on the pilot time slot of the communication signal in the synaesthesia signal to obtain the first target; and finally the perception in the sensing signal is controlled.
- the first target is tracked in the time slot, and the sensing accuracy and efficiency are improved through the above technical solutions.
- This communication sensing system extracts environmental characteristic information and user information from sensing information to reduce communication overhead and improve communication reliability; it calibrates the environment and targets in the communication pilot time slot to improve sensing accuracy and efficiency.
- an embodiment of the present application provides a schematic diagram of synaesthesia cooperation; extracting environmental feature information and user information from the sensing signal can improve the intelligent adaptability of the beam to environmental changes, and more accurately Provide services to users, reduce communication overhead, and improve communication reliability; calibrate the environment and targets in the communication pilot time slot, accurately track the target during the sensing time slot, and improve sensing accuracy and efficiency.
- one embodiment of the present application also provides an electronic device 800.
- the electronic device 800 includes one of the following:
- the processor 810 and the memory 820 may be connected through a bus or other means.
- the signal processing method in the above embodiment is executed, for example, the above-described method steps S100 to S300 in FIG. 4, method steps S400 to S600 in FIG. 6, and method steps S400 to S600 in FIG. 7 are executed.
- Method step S610, method steps S710 to S730 in FIG. 8 are executed.
- an embodiment of the present application also provides a computer-readable storage medium that stores computer-executable instructions, and the computer-executable instructions are executed by a processor 810, for example, by the above-mentioned electronic device.
- Execution by a processor 810 in the embodiment 800 can cause the processor 810 to execute the signal processing method in the above embodiment, for example, execute the above-described method steps S100 to S300 in Figure 4 and method step S400 in Figure 6 to S600, method step S610 in Figure 7, and method steps S710 to S730 in Figure 8.
- Embodiments of the present application include: a communication perception system including a synaesthesia transmitting unit and a synaesthesia receiving unit; wherein the synaesthesia transmitting unit is configured to transmit a synaesthesia signal, and the synaesthesia transmitting unit includes a synaesthesia transmitting digital unit; a synaesthesia receiving unit The synaesthesia receiving unit is configured to receive a synaesthesia signal, and the synaesthesia receiving unit includes a communication receiving radio frequency unit, a perceptual receiving radio frequency unit, and a processing unit, wherein the communication receiving radio frequency unit, the perceptual receiving radio frequency unit, and the synaesthesia transmitting digital unit all communicate with the processing unit.
- the communication part and the sensing part can be integrated to realize communication sensing. Integrated and cost-saving.
- Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disk (DVD) or other optical disk storage, magnetic cassettes, tapes, disk storage or other magnetic storage devices, or may Any other medium used to store the desired information and that can be accessed by a computer.
- communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media .
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- Mobile Radio Communication Systems (AREA)
Abstract
The present application provides a sensing and communication system, a signal processing method, an electronic device, and a computer-readable storage medium. The sensing and communication system comprises: a sensing and communication transmission unit (100), configured to transmit sensing and communication signals, and comprising a sensing and communication transmission digital unit (140); and a sensing and communication reception unit (200), configured to receive sensing and communication signals, and comprising a communication reception radio-frequency unit (220), a sensing reception radio-frequency unit (230) and a processing unit (250). The communication reception radio-frequency unit (220), the sensing reception radio-frequency unit (230), and the sensing and communication transmission digital unit (140) all communicate with the processing unit (250).
Description
相关申请的交叉引用Cross-references to related applications
本申请基于申请号为202210718573.2、申请日为2022年6月23日的中国专利申请提出,并要求该中国专利申请的优先权,该中国专利申请的全部内容在此引入本申请作为参考。This application is filed based on a Chinese patent application with application number 202210718573.2 and a filing date of June 23, 2022, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated by reference into this application.
本申请实施例涉及但不限于信号处理技术领域,尤其涉及一种通信感知***、信号处理方法、电子设备及计算机可读存储介质。Embodiments of the present application relate to, but are not limited to, the field of signal processing technology, and in particular, to a communication sensing system, a signal processing method, an electronic device, and a computer-readable storage medium.
在传统的数据传输***中,通信和感知是相互独立的,例如4G通信***只负责通信,雷达***只负责测速和感应成像;通信与感知***因***功能及规格等需求的差异,在带宽、功率输出能力、接收检测灵敏度、***的动态范围、双工能力和性能,以及射频通道的频偏、相噪、非线性等指标需求均有较大的差异,因此传统的方式是分开按照通信和感知的需求来进行设计,然而这样分离化设计存在着无线频谱与硬件资源的浪费。In traditional data transmission systems, communication and perception are independent of each other. For example, the 4G communication system is only responsible for communication, and the radar system is only responsible for speed measurement and induction imaging. Due to differences in system functions and specifications, communication and perception systems have different requirements in bandwidth, The power output capability, receiving detection sensitivity, system dynamic range, duplex capability and performance, as well as the frequency offset, phase noise, nonlinearity and other index requirements of the radio frequency channel are all very different. Therefore, the traditional method is to separate according to the communication and However, such a separated design results in a waste of wireless spectrum and hardware resources.
发明内容Contents of the invention
本申请实施例提供了一种通信感知***、信号处理方法、电子设备及计算机可读存储介质。Embodiments of the present application provide a communication sensing system, a signal processing method, an electronic device, and a computer-readable storage medium.
第一方面,本申请实施例提供了一种通信感知***,包括:通感发射单元,被配置为发射通感信号,所述通感发射单元包括通感发射数字单元;通感接收单元,被配置为接收通感信号,所述通感接收单元包括通信接收射频单元、感知接收射频单元和处理单元,所述通信接收射频单元、所述感知接收射频单元和所述通感发射数字单元均与所述处理单元通信。In a first aspect, embodiments of the present application provide a communication perception system, including: a synaesthesia transmitting unit configured to transmit a synaesthesia signal, the synaesthesia transmitting unit including a synaesthesia transmitting digital unit; a synaesthesia receiving unit configured to transmit synaesthesia signals. Configured to receive synaesthesia signals, the synesthesia receiving unit includes a communication receiving radio frequency unit, a perceptual receiving radio frequency unit and a processing unit, the communication receiving radio frequency unit, the perceptual receiving radio frequency unit and the synaesthesia transmitting digital unit are all related to The processing unit communicates.
第二方面,本申请实施例还提供了一种信号处理方法,应用于上述的通信感知系中的所述处理单元,所述方法包括:获取实时业务负荷,其中,所述实时业务负荷包括通信业务负荷和感知业务负荷;对所述实时业务负荷进行分析得到业务类型占比信息;根据所述业务类型占比信息对所述通感信号中的通信帧进行开销配置。In a second aspect, embodiments of the present application also provide a signal processing method, which is applied to the processing unit in the above-mentioned communication sensing system. The method includes: obtaining a real-time service load, where the real-time service load includes communication Service load and perceived service load; analyze the real-time service load to obtain service type proportion information; perform overhead configuration on the communication frames in the synaesthesia signal according to the service type proportion information.
第三方面,本申请实施例还提供了一种信号处理方法,应用于上述的通信感知系中的所述处理单元,所述方法包括:获取所述通感信号中的感知信号;对所述感知信号进行提取得到外部状态信息;根据所述外部状态信息对所述通感信号的波束进行调配处理。In a third aspect, embodiments of the present application also provide a signal processing method, applied to the processing unit in the above-mentioned communication perception system. The method includes: acquiring the perception signal in the synaesthesia signal; The sensing signal is extracted to obtain external state information; and the beam of the synaesthesia signal is deployed according to the external state information.
第四方面,本申请实施例还提供了一种电子设备,包括如下之一:如上所述的通信感知***;或存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述处理器执行所述计算机程序时实现如上所述的信号处理方法。In a fourth aspect, embodiments of the present application also provide an electronic device, including one of the following: a communication sensing system as described above; or a memory, a processor, and a device stored on the memory and capable of running on the processor. A computer program, when the processor executes the computer program, the signal processing method as described above is implemented.
第五方面,本申请实施例还提供了一种计算机可读存储介质,存储有计算机可执行指令,所述计算机可执行指令用于执行如上所述的信号处理方法。
In a fifth aspect, embodiments of the present application further provide a computer-readable storage medium that stores computer-executable instructions, and the computer-executable instructions are used to execute the signal processing method as described above.
图1是本申请一个实施例提供的通信感知***的架构示意图;Figure 1 is a schematic architectural diagram of a communication sensing system provided by an embodiment of the present application;
图2是本申请一个实施例提供的通信感知***中的处理单元的架构示意图;Figure 2 is an architectural schematic diagram of a processing unit in a communication sensing system provided by an embodiment of the present application;
图3是本申请一个实施例提供的干扰抑制模块的原理图;Figure 3 is a schematic diagram of an interference suppression module provided by an embodiment of the present application;
图4是本申请一个实施例提供的信号处理的流程图;Figure 4 is a flow chart of signal processing provided by an embodiment of the present application;
图5是本申请一个实施例提供的通信帧的结构示意图;Figure 5 is a schematic structural diagram of a communication frame provided by an embodiment of the present application;
图6是本申请另一个实施例提供的信号处理的流程图;Figure 6 is a flow chart of signal processing provided by another embodiment of the present application;
图7是本申请一个实施例提供的波束调配的流程图;Figure 7 is a flow chart of beam deployment provided by an embodiment of the present application;
图8是本申请一个实施例提供的目标跟踪的流程图;Figure 8 is a flow chart of target tracking provided by an embodiment of the present application;
图9是本申请一个实施例提供的通感协作示意图;Figure 9 is a schematic diagram of synaesthesia collaboration provided by an embodiment of the present application;
图10是本申请一个实施例提供的电子设备的构造示意图。Figure 10 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
为了使本申请的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本申请进行详细说明。应当理解,此处所描述的具体实施例仅用以解释本申请,并不用于限定本申请。In order to make the purpose, technical solutions and advantages of the present application clearer, the present application will be described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application and are not used to limit the present application.
需要说明的是,虽然在装置示意图中进行了功能模块划分,在流程图中示出了逻辑顺序,但是在某些情况下,可以以不同于装置中的模块划分,或流程图中的顺序执行所示出或描述的步骤。说明书和权利要求书及上述附图中的术语“第一”、“第二”等是用于区别类似的对象,而不必用于描述特定的顺序或先后次序。It should be noted that although the functional modules are divided in the device schematic diagram and the logical sequence is shown in the flow chart, in some cases, the modules can be divided into different modules in the device or the order in the flow chart can be executed. The steps shown or described. The terms "first", "second", etc. in the description, claims, and above-mentioned drawings are used to distinguish similar objects and are not necessarily used to describe a specific sequence or sequence.
本申请提供了一种通信感知***、信号处理方法、电子设备及计算机可读存储介质,通信感知***包括通感发射单元和通感接收单元;其中,通感发射单元被配置为发射通感信号,并且通感发射单元包括通感发射数字单元;通感接收单元被配置为接收通感信号,并且通感接收单元包括通信接收射频单元、感知接收射频单元和处理单元,其中,通信接收射频单元、感知接收射频单元和通感发射数字单元均与处理单元通信。根据本申请实施例提供的技术方案,能够将通信部分和感知部分进行整合,实现通信感知一体化,节省成本。This application provides a communication perception system, a signal processing method, an electronic device and a computer-readable storage medium. The communication perception system includes a synaesthesia transmitting unit and a synaesthesia receiving unit; wherein the synaesthesia transmitting unit is configured to transmit a synaesthesia signal. , and the synaesthesia transmitting unit includes a synaesthesia transmitting digital unit; the synaesthesia receiving unit is configured to receive a synaesthesia signal, and the synaesthesia receiving unit includes a communication receiving radio frequency unit, a perceptual receiving radio frequency unit and a processing unit, wherein the communication receiving radio frequency unit , the perceptual receiving radio frequency unit and the synaesthetic transmitting digital unit both communicate with the processing unit. According to the technical solutions provided by the embodiments of this application, the communication part and the perception part can be integrated to achieve integration of communication and perception and save costs.
下面结合附图,对本申请实施例作阐述。The embodiments of the present application will be described below with reference to the accompanying drawings.
如图1所示,图1是本申请一个实施例提供的通信感知***,包括通感发射单元100和通感接收单元200;其中,通感发射单元100,被配置为发射通感信号,通感发射单元100包括通感发射数字单元140;通感接收单元200,被配置为接收通感信号,通感接收单元200包括通信接收射频单元220、感知接收射频单元230和处理单元250,通信接收射频单元220、感知接收射频单元230和通感发射数字单元140均与处理单元250通信。As shown in Figure 1, Figure 1 is a communication perception system provided by an embodiment of the present application, including a synaesthesia transmitting unit 100 and a synaesthesia receiving unit 200; wherein the synaesthesia transmitting unit 100 is configured to transmit a synaesthesia signal. The synaesthesia transmitting unit 100 includes a synaesthesia transmitting digital unit 140; a synaesthesia receiving unit 200 is configured to receive synaesthesia signals. The synaesthesia receiving unit 200 includes a communication receiving radio frequency unit 220, a perceptual receiving radio frequency unit 230 and a processing unit 250. The communication receiving unit 250 The radio frequency unit 220 , the perceptual receiving radio frequency unit 230 and the synaesthetic transmitting digital unit 140 are all in communication with the processing unit 250 .
本申请一实施例,通信感知***包括通感发射单元100和通感接收单元200;其中,通感发射单元100被配置为发射通感信号,并且通感发射单元100包括通感发射数字单元140;通感接收单元200被配置为接收通感信号,并且通感接收单元200包括通信接收射频单220元、感知接收射频单元230和处理单元250,其中,通信接收射频单元220、感知接收射频单元230和通感发射数字单元140均与处理单元250通信。根据本申请实施例提供的技术方案,能够将通信部分和感知部分进行整合,实现通信感知一体化,节省成本。In one embodiment of the present application, the communication perception system includes a synaesthesia transmitting unit 100 and a synaesthesia receiving unit 200; wherein, the synaesthesia transmitting unit 100 is configured to transmit a synaesthesia signal, and the synaesthesia transmitting unit 100 includes a synaesthesia transmitting digital unit 140 ; The synaesthesia receiving unit 200 is configured to receive synesthesia signals, and the synaesthesia receiving unit 200 includes a communication receiving radio frequency unit 220, a perception receiving radio frequency unit 230 and a processing unit 250, wherein the communication receiving radio frequency unit 220 and the perception receiving radio frequency unit 230 and synaesthetic emission digital unit 140 are both in communication with processing unit 250 . According to the technical solutions provided by the embodiments of this application, the communication part and the perception part can be integrated to achieve integration of communication and perception and save costs.
可以理解的是,通感信号包括通信信号和感知信号;其中,通信信号即为两点或者多点
之间用于传输信息的信号;感知信号即为通过探测物理环境参数而得到的信号,例如测速和目标定位。通感一体化,是指通信和感知两个功能融合在一起,使得未来的通信***同时具有通信和感知两个功能,在无线信道传输信息的同时通过主动认知并分析信道的特性,从而去感知周围环境的物理特征,从而通信与感知功能相互增强。It can be understood that synaesthesia signals include communication signals and perception signals; among which, communication signals are two or more points Signals used to transmit information between; sensing signals are signals obtained by detecting physical environment parameters, such as speed measurement and target positioning. Synesthesia integration refers to the integration of communication and perception functions, so that future communication systems have both communication and perception functions. While transmitting information on wireless channels, they actively recognize and analyze the characteristics of the channel, thereby Perceive the physical characteristics of the surrounding environment, so that communication and perception functions enhance each other.
值得注意的是,通感发射单元100被配置为发射通感信号,其中,通感发射数字单元140被配置为对数据源进行数字调制和滤波处理;通感接收单元200被配置为接收通感信号;通信接收射频单元220被配置为对接收到的通信信号进行放大、混频和滤波处理;感知接收射频单元230被配置为对接收到的感知信号进行放大、混频和滤波处理;处理单元250根据携带的信息进行分类,然后将分辨出来的通信信号和感知信号分别进行处理,以便于后续服务器对相关数据进行分析处理。It is worth noting that the synaesthesia transmitting unit 100 is configured to transmit a synaesthesia signal, wherein the synaesthesia transmitting digital unit 140 is configured to digitally modulate and filter the data source; the synaesthesia receiving unit 200 is configured to receive synaesthesia signals. signal; the communication receiving radio frequency unit 220 is configured to amplify, mix and filter the received communication signal; the perception receiving radio frequency unit 230 is configured to amplify, mix and filter the received perception signal; processing unit 250 classifies the information carried, and then processes the distinguished communication signals and sensing signals respectively, so that the subsequent server can analyze and process the relevant data.
值得注意的是,本***实现了高集成度,通信部分和感知部分均在同一设备上,感知部分和通信部分共用同一条发射链路;感知接收链路复用了部分通信接收链路,只额外增加了少部分器件,所以可以减小体积和节省成本。本***还可以实现通信感知相互协作,进而提升感知与通信整体性能。一方面,使得移动网络以较低成本就具有感知能力;另一方面,在一些实施例中,通感一体化扩展还可以支持多点组网协同感知。It is worth noting that this system has achieved a high degree of integration. The communication part and the sensing part are both on the same device. The sensing part and the communication part share the same transmitting link; the sensing receiving link reuses part of the communication receiving link, only A small number of additional components are added, so the size can be reduced and costs can be saved. This system can also realize mutual cooperation of communication and perception, thereby improving the overall performance of perception and communication. On the one hand, it enables the mobile network to have sensing capabilities at a lower cost; on the other hand, in some embodiments, synaesthesia integrated extension can also support multi-point network collaborative sensing.
可以理解的是,本申请实施例中的通感发射单元100、通感接收单元200、感发射数字单元140、通信接收射频单元220、感知接收射频单元230和处理单元250均可以为具有相应功能的硬件模块,也可以为具有相应功能的软件模块,此处不作限定。It can be understood that the synesthesia transmitting unit 100, the synaesthesia receiving unit 200, the synaesthesia digital unit 140, the communication receiving radio frequency unit 220, the perceptual receiving radio frequency unit 230 and the processing unit 250 in the embodiment of the present application may all have corresponding functions. The hardware module can also be a software module with corresponding functions, which is not limited here.
值得注意的是,可以通过编译器将具有相关功能的可编译代码编译成配置信息,然后将配置信息烧录进***架构内部的通感发射单元100、通感接收单元200、感发射数字单元140、通信接收射频单元220、感知接收射频单元230和处理单元250以完成相应的功能配置。It is worth noting that the compilable code with relevant functions can be compiled into configuration information through a compiler, and then the configuration information is burned into the synaesthesia transmitting unit 100, synaesthesia receiving unit 200, and synaesthesia transmitting digital unit 140 within the system architecture. , communication receiving radio frequency unit 220, perception receiving radio frequency unit 230 and processing unit 250 to complete the corresponding functional configuration.
值得注意的是,通感一体化***同时具备物理-数字空间感知的功能。该***的各单元设备通过通感软硬件资源的协同与共享,实现多维感知、协作通信、智能计算功能的深度融合、互惠增强,进而使网络具备新型信息流智能交互与处理及广域智能协作的能力。本申请可用在局部空间和开放空间典型应用场景。It is worth noting that the synaesthesia integrated system has the function of physical-digital space perception at the same time. Through the collaboration and sharing of synaesthesia software and hardware resources, each unit of the system realizes the deep integration and mutually beneficial enhancement of multi-dimensional perception, collaborative communication, and intelligent computing functions, thereby enabling the network to have new information flow intelligent interaction and processing and wide-area intelligent collaboration. Ability. This application can be used in typical application scenarios of local space and open space.
可以理解的是,本申请实施例中的通信感知***可以属于电信通信网络中的基站设备,基于该通信感知***,能够基于一台设备而实现通信功能和感知功能,很好地节省了成本。并且本申请实施例中的通信感知***可以与终端、车辆、无人机等设备之间进行通信感知,其中,终端可以为手机、平板或者其他移动通信设备。It can be understood that the communication sensing system in the embodiment of the present application may belong to the base station equipment in the telecommunications communication network. Based on the communication sensing system, the communication function and the sensing function can be realized based on one device, which greatly saves costs. And the communication sensing system in the embodiment of the present application can perform communication sensing with terminals, vehicles, drones and other devices, where the terminal can be a mobile phone, a tablet or other mobile communication device.
如图1所示,本申请一实施例,感知接收射频单元230包括干扰抑制模块231,干扰抑制模块231与处理单元250通信。As shown in FIG. 1 , in an embodiment of the present application, the perceptual receiving radio frequency unit 230 includes an interference suppression module 231 , and the interference suppression module 231 communicates with the processing unit 250 .
本申请一实施例中,感知接收射频单元230还包括干扰抑制模块231;因为对于感知业务,收发是同时工作的,会存在天线间的干扰,当干扰信号的功率达到一定程度的时候就会造成接收通道的阻塞,影响后续信号的接收,因此需要对干扰信号进行抑制处理。In an embodiment of the present application, the sensing receiving radio frequency unit 230 also includes an interference suppression module 231; because for sensing services, transceiver and transmitter work simultaneously, there will be interference between antennas. When the power of the interference signal reaches a certain level, it will cause The blocking of the receiving channel affects the reception of subsequent signals, so the interference signal needs to be suppressed.
值得注意的是,干扰抑制模块231在对干扰信号进行抑制的过程中,将接收到的干扰信号与本地发射信号进行混频处理,从而得到差频信号,两者之间相差的频率代表着两者之间经历的时延,两者之间自干扰会形成零频信号,接着用滤波器对该零频信号进行滤除处理,就能够对干扰信号进行抑制处理,从而能够防止干扰信号的功率增大到一定程度就会使得接收机通道阻塞的问题。
It is worth noting that during the process of suppressing the interference signal, the interference suppression module 231 mixes the received interference signal with the local transmission signal to obtain a difference frequency signal. The frequency difference between the two represents the difference between the two signals. The time delay experienced between the two, the self-interference between the two will form a zero-frequency signal, and then use a filter to filter the zero-frequency signal, the interference signal can be suppressed, thereby preventing the power of the interference signal If it increases to a certain extent, it will cause the problem of receiver channel blocking.
值得注意的是,本***通过将通信和感知接收射频通道分开设计,并在感知接收射频通道中增加干扰抑制模块231,解决了现有通信和感知***因功能及规格的差异,需要分开设计的问题,具有高动态范围、自干扰消除的性能,此外还兼顾了实现低复杂度、低功耗、高集成的目标。It is worth noting that this system solves the problem that the existing communication and sensing systems need to be designed separately due to differences in functions and specifications by designing the communication and sensing receiving radio frequency channels separately, and adding an interference suppression module 231 in the sensing receiving radio frequency channel. It has the performance of high dynamic range and self-interference cancellation, and also takes into account the goals of low complexity, low power consumption and high integration.
本申请一实施例中,如图3所示,TX ANT表示发射天线,RX ANT表示接收天线,TX signal表示发射信号,IF signal表示中频信号;接收的干扰信号和发射信号进行混频处理,从而得到差频信号,两者之间自干扰还会形成零频信号,接着利用滤波器对零频信号进行滤除处理就可以得到中频信号。其中,中频信号是高频信号经过变频而获得的一种信号,为了使放大器能够稳定的工作和减小干扰,一般的接收机都要将高频信号变为中频信号;中频是相对于基带信号和射频信号而言的,中频可以有一级或多级,它是基带和射频之间过渡的桥梁。In one embodiment of the present application, as shown in Figure 3, TX ANT represents the transmitting antenna, RX ANT represents the receiving antenna, TX signal represents the transmit signal, and IF signal represents the intermediate frequency signal; the received interference signal and the transmit signal are mixed, so that After obtaining the difference frequency signal, the self-interference between the two will also form a zero-frequency signal, and then use a filter to filter the zero-frequency signal to obtain the intermediate frequency signal. Among them, the intermediate frequency signal is a signal obtained by frequency conversion of a high frequency signal. In order to make the amplifier work stably and reduce interference, the general receiver must convert the high frequency signal into an intermediate frequency signal; the intermediate frequency is relative to the baseband signal. As far as radio frequency signals are concerned, the intermediate frequency can have one or more levels, and it is the bridge between baseband and radio frequency.
如图1所示,本申请一实施例,通感发射单元100还包括数模转换单元130、通感发送射频单元120和通感发射天线阵110,通感发射数字单元140、数模转换单元130、通感发送射频单元120和通感发射天线阵110依次连接。As shown in Figure 1, in one embodiment of the present application, the synaesthetic transmitting unit 100 also includes a digital-to-analog conversion unit 130, a synaesthetic transmitting radio frequency unit 120, and a synaesthetic transmitting antenna array 110. The synaesthetic transmitting digital unit 140, the digital-to-analog conversion unit 130. The synaesthetic transmitting radio frequency unit 120 and the synaesthetic transmitting antenna array 110 are connected in sequence.
本申请一实施例中,通感发射数字单元140可以对数据源进行数字调制和滤波处理,其中,数据源可以来自于室内基带处理单元或者服务器;数模转换单元130可以将通感发射数字单元140发送过来的数字信号进行数模转换,从而可以输出载波信号;通感发送射频单元120可以对数模转换单元130发送过来的载波信号进行变频、滤波和放大处理,从而输出射频信号;通感发射天线阵110接收通感发送射频单元120发送过来的射频信号,接着将射频信号辐射到空间,可以产生大量的波束,并且还可以通过波束赋形技术,提高发射功率。In an embodiment of the present application, the synaesthesia transmitting digital unit 140 can perform digital modulation and filtering processing on the data source, where the data source can come from an indoor baseband processing unit or a server; the digital-to-analog conversion unit 130 can convert the synaesthesia transmitting digital unit The digital signal sent by 140 undergoes digital-to-analog conversion, so that a carrier signal can be output; the synaesthesia sending radio frequency unit 120 can perform frequency conversion, filtering and amplification processing on the carrier signal sent by the digital-to-analog conversion unit 130, so as to output a radio frequency signal; synaesthesia The transmitting antenna array 110 receives the radio frequency signal sent by the synaesthetic transmitting radio frequency unit 120, and then radiates the radio frequency signal into space, which can generate a large number of beams, and can also increase the transmission power through beam forming technology.
值得注意的是,数模转换单元130、通感发送射频单元120和通感发射天线阵110均可以为硬件模块,只需要输入信号就可以通过硬件模块得到相应的输出信号。其中,数模转换单元130主要被配置为数模转换;通感发送射频单元120主要被配置为对信号进行变频、滤波和放大处理;通感发射天线阵110主要被配置为将信号辐射到空间,从而可以产生大量的波束。It is worth noting that the digital-to-analog conversion unit 130, the synaesthetic transmitting radio frequency unit 120, and the synaesthetic transmitting antenna array 110 can all be hardware modules. Only input signals are required to obtain corresponding output signals through the hardware modules. Among them, the digital-to-analog conversion unit 130 is mainly configured for digital-to-analog conversion; the synaesthesia transmitting radio frequency unit 120 is mainly configured to perform frequency conversion, filtering and amplification processing of signals; the synaesthesia transmitting antenna array 110 is mainly configured to radiate signals into space , which can generate a large number of beams.
值得注意的是,单一天线的方向性是有限的,为适合各种场合的应用,将工作在同一频率的两个或两个以上的单个天线,按照一定的要求进行馈电和空间排列构成天线阵列,也叫天线阵。构成天线阵的天线辐射单元称为阵元。天线阵的工作原理可以看成是电磁波的叠加。对几列电磁波来讲,当它们传到同一区域时,按照叠加原理,电磁波将产生矢量叠加。叠加结果不仅与各列电磁波的振幅大小有关,而且与它们在相遇区间内相互之间的相位差有关。It is worth noting that the directivity of a single antenna is limited. In order to be suitable for various applications, two or more single antennas working at the same frequency are fed and spatially arranged according to certain requirements to form an antenna. Array, also called antenna array. The antenna radiating units that make up the antenna array are called array elements. The working principle of the antenna array can be regarded as the superposition of electromagnetic waves. For several columns of electromagnetic waves, when they are transmitted to the same area, according to the superposition principle, the electromagnetic waves will produce vector superposition. The superposition result is not only related to the amplitude of each column of electromagnetic waves, but also to the phase difference between them in the encounter interval.
如图1所示,本申请一实施例,通感接收单元200还包括通感接收天线阵210和模数转换单元240,通信接收射频单元220和感知接收射频单元230分别连接于通感接收天线阵210和模数转换单元240之间,模数转换单元240与处理单元250连接。As shown in Figure 1, in one embodiment of the present application, the synaesthesia receiving unit 200 also includes a synaesthesia receiving antenna array 210 and an analog-to-digital conversion unit 240. The communication receiving radio frequency unit 220 and the perception receiving radio frequency unit 230 are respectively connected to the synaesthesia receiving antenna. Between the array 210 and the analog-to-digital conversion unit 240, the analog-to-digital conversion unit 240 is connected to the processing unit 250.
本申请一实施例中,通感接收天线阵210可实现多波束,被配置为接收终端的通信信号和目标发射的感知信号;通信接收射频单元220被配置为对接收到的通信信号进行放大、混频和滤波处理;感知接收射频单元230被配置为对接收到的感知信号进行放大、混频和滤波处理;模数转换单元240被配置为将模拟信号转换为数字信号,以供处理单元250进行后续的分析处理。In an embodiment of the present application, the synaesthesia receiving antenna array 210 can implement multiple beams and is configured to receive communication signals from the terminal and sensing signals transmitted by the target; the communication receiving radio frequency unit 220 is configured to amplify the received communication signals. Mixing and filtering processing; the perception receiving radio frequency unit 230 is configured to amplify, mix and filter the received perception signal; the analog-to-digital conversion unit 240 is configured to convert the analog signal into a digital signal for the processing unit 250 Carry out subsequent analysis and processing.
值得注意的是,通感接收天线阵210和模数转换单元240均可以为硬件模块,只需要输入信号就可以通过硬件模块得到相应的输出信号。其中,模数转换单元240主要被配置为模
数转换;通感接收天线阵210主要被配置为接收终端的通信信号和目标发射的感知信号。本***通过搭载阵列天线,不仅能够实现宽带通信,而且能够接收感知回波信号以实现感知能力增强。It is worth noting that both the synaesthesia receiving antenna array 210 and the analog-to-digital conversion unit 240 can be hardware modules, and only input signals are required to obtain corresponding output signals through the hardware modules. Among them, the analog-to-digital conversion unit 240 is mainly configured as an analog Digital conversion; the synaesthesia receiving antenna array 210 is mainly configured to receive communication signals from the terminal and perception signals emitted by the target. By carrying an array antenna, this system can not only achieve broadband communication, but also receive sensing echo signals to enhance sensing capabilities.
如图1和图2所示,本申请一实施例,处理单元250包括分类单元253、感知信号处理单元251和通信信号处理单元252,模数转换单元240与分类单元250连接,感知信号处理单元251和通信信号处理单元252均与分类单元253连接。As shown in Figure 1 and Figure 2, in an embodiment of the present application, the processing unit 250 includes a classification unit 253, a perceptual signal processing unit 251 and a communication signal processing unit 252. The analog-to-digital conversion unit 240 is connected to the classification unit 250. The perceptual signal processing unit 251 and the communication signal processing unit 252 are both connected to the classification unit 253.
本申请一实施例中,处理单元250包括分类单元253、感知信号处理单元251和通信信号处理单元252;分类单元253能够对模数转换单元240发送过来的数字信号进行分类处理,从而可以得到通信信号和感知信号;接着利用感知信号处理单元251对感知信号进行分析处理,利用通信信号处理单元252对通信信号进行分析处理,接着感知信号处理单元251和通信信号处理单元252将分析处理后的信号发送到服务器或者室内基带处理单元。In an embodiment of the present application, the processing unit 250 includes a classification unit 253, a perceptual signal processing unit 251 and a communication signal processing unit 252; the classification unit 253 can classify and process the digital signal sent by the analog-to-digital conversion unit 240, so that the communication signal and sensing signal; then the sensing signal processing unit 251 is used to analyze and process the sensing signal, and the communication signal processing unit 252 is used to analyze and process the communication signal. Then the sensing signal processing unit 251 and the communication signal processing unit 252 analyze and process the analyzed signal. Sent to the server or indoor baseband processing unit.
如图2所示,根据本申请一实施例,感知信号处理单元251包括被配置为检测距离的距离检测单元2511、被配置为检测目标速率的多普勒处理单元2512、被配置为检测目标的目标检测单元2513、被配置为估算角度的角度估计单元2514和被配置为滤波的第一滤波单元2515。分类单元253、距离调整单元2511、多普勒处理单元2512、目标检测单元2513、角度估计单元2514和第一滤波单元2515依次连接,能够对感知信号进行分析处理。As shown in Figure 2, according to an embodiment of the present application, the sensing signal processing unit 251 includes a distance detection unit 2511 configured to detect a distance, a Doppler processing unit 2512 configured to detect a target rate, a Doppler processing unit 2512 configured to detect a target, The target detection unit 2513, the angle estimation unit 2514 configured to estimate the angle, and the first filtering unit 2515 configured to filter. The classification unit 253, the distance adjustment unit 2511, the Doppler processing unit 2512, the target detection unit 2513, the angle estimation unit 2514 and the first filtering unit 2515 are connected in sequence to analyze and process the sensing signal.
值得注意的是,距离检测单元2511能够对感知信号中携带的目标信息的距离进行检测处理;多普勒处理单元2512能够对接收到的某一个固定距离单元在某一段时间内的信号进行滤波或谱分析处理;目标检测单元2513能够对目标进行检测处理;角度估计单元2514能够对目标的角度进行检测;第一滤波单元2515能够对信号中的干扰进行滤除处理,其中,第一滤波单元2515可以为卡尔曼滤波单元。It is worth noting that the distance detection unit 2511 can detect the distance of the target information carried in the sensing signal; the Doppler processing unit 2512 can filter or filter the received signal of a certain fixed distance unit within a certain period of time. Spectral analysis processing; the target detection unit 2513 can detect the target; the angle estimation unit 2514 can detect the angle of the target; the first filtering unit 2515 can filter the interference in the signal, wherein the first filtering unit 2515 It can be a Kalman filter unit.
值得注意的是,分类单元253、距离调整单元2511、多普勒处理单元2512、目标检测单元2513、角度估计单元2514和第一滤波单元2515均可以为具有相应功能的硬件模块,也可以为具有相应功能的软件模块,此处不作限定。It is worth noting that the classification unit 253, the distance adjustment unit 2511, the Doppler processing unit 2512, the target detection unit 2513, the angle estimation unit 2514 and the first filtering unit 2515 can all be hardware modules with corresponding functions, or can also be hardware modules with corresponding functions. Software modules with corresponding functions are not limited here.
值得注意的是,可以通过编译器将具有相关功能的可编译代码编译成配置信息,然后将配置信息烧录进***架构内部的分类单元253、距离调整单元2511、多普勒处理单元2512、目标检测单元2513、角度估计单元2514和第一滤波单元2515以完成相应的功能配置。It is worth noting that the compilable code with relevant functions can be compiled into configuration information through a compiler, and then the configuration information is burned into the classification unit 253, distance adjustment unit 2511, Doppler processing unit 2512, and target inside the system architecture. The detection unit 2513, the angle estimation unit 2514 and the first filtering unit 2515 are used to complete the corresponding functional configuration.
如图2所示,根据本申请一实施例,通信信号处理单元252包括被配置为调整信号增益的增益调整单元2521、被配置为混频的混频单元2522、被配置为插值处理的半带插值单元2523、被配置为滤波的第二滤波单元2524和被配置为时延补偿的时延补偿单元2525。分类单元253、增益调整单元2521、混频单元2522、半带插值单元2523、第二滤波单元2524和时延补偿单元2525依次连接,能够对通信信号进行分析处理。As shown in Figure 2, according to an embodiment of the present application, the communication signal processing unit 252 includes a gain adjustment unit 2521 configured to adjust the signal gain, a mixing unit 2522 configured to mix, and a half-band configured for interpolation processing. The interpolation unit 2523, the second filtering unit 2524 configured as filtering, and the delay compensation unit 2525 configured as delay compensation. The classification unit 253, the gain adjustment unit 2521, the mixing unit 2522, the half-band interpolation unit 2523, the second filtering unit 2524 and the delay compensation unit 2525 are connected in sequence and can analyze and process the communication signal.
值得注意的是,增益调整单元2521被配置为对经过分类单元253处理的通信信号进行放大处理;混频单元2522被配置为对经过增益调整单元2521调整处理的通信信号进行混频处理;半带插值单元2523被配置为对混频后的信号进行半带插值处理,为后续的过滤处理做好准备;第二滤波单元2524被配置为对信号进行滤波处理,其中,第二滤波单元2524可以为成型滤波单元;时延补偿单元2525被配置为对信号进时延补偿处理。It is worth noting that the gain adjustment unit 2521 is configured to amplify the communication signal processed by the classification unit 253; the mixing unit 2522 is configured to perform mixing processing on the communication signal adjusted and processed by the gain adjustment unit 2521; half-band The interpolation unit 2523 is configured to perform half-band interpolation processing on the mixed signal to prepare for subsequent filtering processing; the second filtering unit 2524 is configured to perform filtering processing on the signal, where the second filtering unit 2524 can be Shaping filter unit; delay compensation unit 2525 is configured to perform delay compensation processing on the signal.
值得注意的是,分类单元253、增益调整单元2521、混频单元2522、半带插值单元2523、第二滤波单元2524和时延补偿单元2525均可以为具有相应功能的硬件模块,也可以为具有
相应功能的软件模块,此处不作限定。It is worth noting that the classification unit 253, the gain adjustment unit 2521, the mixing unit 2522, the half-band interpolation unit 2523, the second filtering unit 2524 and the delay compensation unit 2525 can all be hardware modules with corresponding functions, or can also be hardware modules with corresponding functions. Software modules with corresponding functions are not limited here.
值得注意的是,可以通过编译器将具有相关功能的可编译代码编译成配置信息,然后将配置信息烧录进***架构内部的分类单元253、增益调整单元2521、混频单元2522、半带插值单元2523、第二滤波单元2524和时延补偿单元2525以完成相应的功能配置。It is worth noting that the compilable code with relevant functions can be compiled into configuration information through a compiler, and then the configuration information is burned into the classification unit 253, gain adjustment unit 2521, mixing unit 2522, and half-band interpolation inside the system architecture. Unit 2523, second filtering unit 2524 and delay compensation unit 2525 to complete the corresponding functional configuration.
如图1所示,本申请一实施例,还包括室内基带处理单元300,通感发射单元100和处理单元250均与室内基带处理单元300连接。As shown in Figure 1, an embodiment of the present application also includes an indoor baseband processing unit 300. The synaesthesia transmitting unit 100 and the processing unit 250 are both connected to the indoor baseband processing unit 300.
本申请一实施例中,室内基带处理单元300能够与通感发射单元100和处理单元250之间进行通信,从而基带处理单元300能够产生数据源以及对接收到信号进行分析转发处理。其中,室内基带处理单元是电信网络中大量使用分布式基站架构,能够完成基带信号的传送与分析处理。In an embodiment of the present application, the indoor baseband processing unit 300 can communicate with the synaesthesia transmitting unit 100 and the processing unit 250, so that the baseband processing unit 300 can generate data sources and analyze and forward the received signals. Among them, the indoor baseband processing unit is a distributed base station architecture widely used in telecommunications networks, which can complete the transmission and analysis processing of baseband signals.
在一些实施例中,通感发射单元100和处理单元250还可以与服务器进行连接。通过服务器,能够对感知信号和通信信号进行分析处理。In some embodiments, the synesthesia transmitting unit 100 and the processing unit 250 may also be connected to a server. Through the server, the sensing signals and communication signals can be analyzed and processed.
本申请实施例描述的***架构以及应用场景是为了更加清楚的说明本申请实施例的技术方案,并不构成对于本申请实施例提供的技术方案的限定,本领域技术人员可知,随着***架构的演变和新应用场景的出现,本申请实施例提供的技术方案对于类似的技术问题,同样适用。The system architecture and application scenarios described in the embodiments of this application are for the purpose of explaining the technical solutions of the embodiments of this application more clearly, and do not constitute a limitation on the technical solutions provided by the embodiments of this application. Those skilled in the art will know that with the system architecture With the evolution of technology and the emergence of new application scenarios, the technical solutions provided in the embodiments of this application are also applicable to similar technical problems.
本领域技术人员可以理解的是,图1和图2中示出的***架构并不构成对本申请实施例的限定,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。Those skilled in the art can understand that the system architecture shown in Figures 1 and 2 does not limit the embodiments of the present application, and may include more or less components than shown, or combine certain components, or Different component arrangements.
基于上述***架构的结构,提出本申请的信号处理方法的各个实施例。Based on the structure of the above system architecture, various embodiments of the signal processing method of the present application are proposed.
如图4所示,图4是本申请一个实施例提供的信号处理方法的流程图。该信号处理方法包括但不限于有步骤S100、步骤S200和步骤S300:As shown in Figure 4, Figure 4 is a flow chart of a signal processing method provided by an embodiment of the present application. The signal processing method includes but is not limited to step S100, step S200 and step S300:
步骤S100,获取实时业务负荷,其中,实时业务负荷包括通信业务负荷和感知业务负荷;Step S100, obtain real-time service load, where real-time service load includes communication service load and sensing service load;
步骤S200,对实时业务负荷进行分析得到业务类型占比信息;Step S200: Analyze the real-time business load to obtain business type proportion information;
步骤S300,根据业务类型占比信息对通感信号中的通信帧进行开销配置。Step S300: Configure the overhead of the communication frame in the synaesthesia signal according to the service type proportion information.
本申请一实施例中,首先获取实时业务负荷,其中实时业务负荷包括通信业务负荷和感知业务负荷;接着对实时业务负荷进行分析就可以得到业务类型占比信息;最后根据业务类型占比信息对通感信号中的通信帧进行开销配置处理。In an embodiment of the present application, the real-time service load is first obtained, where the real-time service load includes communication service load and sensing service load; then the real-time service load is analyzed to obtain the service type proportion information; finally, the real-time service load is analyzed according to the service type proportion information. The communication frame in the synaesthesia signal undergoes overhead configuration processing.
值得注意的是,实时业务负荷中包括通信业务负荷和感知业务负荷;并且在一些的使用场景中,有可能存在通信业务负荷比较大的情况,也可能存在感知业务负荷比较大的情况,为了使得***更加智能化,能够根据不同的业务需要而灵活地对通信帧的开销进行配置处理,减少不必要的资料开销,提升频谱的利用率。It is worth noting that the real-time service load includes communication service load and perception service load; and in some usage scenarios, there may be a situation where the communication service load is relatively large, and there may also be a situation where the perception service load is relatively large. In order to make The system is more intelligent and can flexibly configure the communication frame overhead according to different business needs, reducing unnecessary data overhead and improving spectrum utilization.
值得注意的是,对实时业务负荷进行分析处理,即为根据通信业务负荷和感知业务负荷进行分析就能够得出目前是处于通信业务需求较大的情况还是感知业务需求较大的情况,接着根据业务类型占比信息对通感信号中的通信帧进行开销配置处理;示例性地,一个通信帧本来为5帧,在判定为通信业务需求量较大的情况下,就可以将5帧中的4帧作为通信帧,而只有其中的一帧作为感知帧;在判定为感知业务需求量较大的情况下,就可以将5帧中的3帧作为通信帧,将剩下的2帧作为感知帧。It is worth noting that the real-time business load analysis and processing, that is, based on the analysis of the communication business load and the perceived business load, it can be concluded whether the current communication service demand is large or the perceived business demand is large, and then based on The service type proportion information configures the overhead of the communication frames in the synaesthesia signal; for example, one communication frame is originally 5 frames, and when it is determined that the demand for communication services is large, the 5 frames can be 4 frames are used as communication frames, and only one of them is used as a sensing frame; if it is determined that the demand for sensing services is large, 3 frames out of 5 frames can be used as communication frames, and the remaining 2 frames can be used as sensing frames. frame.
本申请一实施例,本申请中的通感***在原有的通信帧结构基础上,根据***实时负荷,动态分配通讯和感知时间,从而进行通感资源的灵活协调和调配,适应不同场景的需求。示
例性地,通信业务需求大,感知业务的占比就会小,那么感知帧配置和开销可以设置如下:每5个slot中,有一个slot被配置为感知,其余4个slot被配置为通信,开销为20%,其中,Slot为5G(NR)网络标准的调度单位;其中,帧结构配置可以如图5所示;通信感知***可以按需控制感知开销如下表所示:
In one embodiment of this application, the synaesthesia system in this application dynamically allocates communication and sensing time based on the real-time load of the system based on the original communication frame structure, thereby performing flexible coordination and deployment of synaesthesia resources to adapt to the needs of different scenarios. . Show For example, if the demand for communication services is large, the proportion of sensing services will be small. Then the sensing frame configuration and overhead can be set as follows: among every 5 slots, one slot is configured as sensing, and the remaining 4 slots are configured as communication , the overhead is 20%, where Slot is the scheduling unit of the 5G (NR) network standard; among them, the frame structure configuration can be shown in Figure 5; the communication sensing system can control the sensing overhead on demand as shown in the following table:
In one embodiment of this application, the synaesthesia system in this application dynamically allocates communication and sensing time based on the real-time load of the system based on the original communication frame structure, thereby performing flexible coordination and deployment of synaesthesia resources to adapt to the needs of different scenarios. . Show For example, if the demand for communication services is large, the proportion of sensing services will be small. Then the sensing frame configuration and overhead can be set as follows: among every 5 slots, one slot is configured as sensing, and the remaining 4 slots are configured as communication , the overhead is 20%, where Slot is the scheduling unit of the 5G (NR) network standard; among them, the frame structure configuration can be shown in Figure 5; the communication sensing system can control the sensing overhead on demand as shown in the following table:
通过上述技术方案,可以根据不同的业务需求灵活设计不同的通信与感知时隙配比,减少资源开销,提升频谱利用率。Through the above technical solutions, different communication and sensing time slot ratios can be flexibly designed according to different business needs, reducing resource overhead and improving spectrum utilization.
本申请一实施例中,业务类型占比信息包括如下之一:通信业务负荷和感知业务负荷之比;通信业务负荷和实时业务负荷之比;感知业务负荷和通信业务负荷之比;感知业务负荷和实时业务负荷之比;实时业务负荷和通信业务负荷之比;实时业务负荷和感知业务负荷之比。In an embodiment of the present application, the service type proportion information includes one of the following: the ratio of communication service load to perceived service load; the ratio of communication service load to real-time service load; the ratio of perceived service load to communication service load; perceived service load The ratio between real-time service load and real-time service load; the ratio between real-time service load and communication service load; the ratio between real-time service load and perceived service load.
值得注意的是,业务类型占比信息可以包括如下之一:通信业务负荷和感知业务负荷之比;通信业务负荷和实时业务负荷之比;感知业务负荷和通信业务负荷之比;感知业务负荷和实时业务负荷之比;实时业务负荷和通信业务负荷之比;实时业务负荷和感知业务负荷之比。根据业务类型占比信息的内容而设定一个阈值,从而就可以利用该阈值来判定目前是处于通信业务需求量较大的情况还是感知业务需求量较大情况。示例性地,当业务类型占比信息为通信业务负荷和感知业务负荷之比的情况下,可以设定阈值为3,即当通信业务负荷和感知业务负荷之比大于3的时候就会认定为通信业务需求量较大,当通信业务负荷和感知业务负荷之比不大于3的时候就会认定为感知业务需求量较大。It is worth noting that the service type proportion information may include one of the following: the ratio of communication service load and perceived service load; the ratio of communication service load and real-time service load; the ratio of perceived service load and communication service load; the ratio of perceived service load and The ratio of real-time service load; the ratio of real-time service load and communication service load; the ratio of real-time service load and perceived service load. A threshold is set according to the content of the service type proportion information, so that the threshold can be used to determine whether the current communication service demand is large or the perceived service demand is large. For example, when the service type proportion information is the ratio of communication service load and perceived service load, the threshold can be set to 3, that is, when the ratio of communication service load and perceived service load is greater than 3, it will be determined as The demand for communication services is large. When the ratio of communication service load and perceived service load is not greater than 3, it will be determined that the demand for perceived services is large.
如图6所示,图6是本申请一个实施例提供的信号处理方法的流程图。该信号处理方法包括但不限于有步骤S400、步骤S500和步骤S600:As shown in Figure 6, Figure 6 is a flow chart of a signal processing method provided by an embodiment of the present application. The signal processing method includes but is not limited to step S400, step S500 and step S600:
步骤S400,获取通感信号中的感知信号;Step S400, obtain the sensory signal in the synaesthesia signal;
步骤S500,对感知信号进行提取得到外部状态信息;Step S500, extract the sensing signal to obtain external state information;
步骤S600,根据外部状态信息对通感信号的波束进行调配处理。Step S600: Deploy the beam of the synaesthesia signal according to the external state information.
本申请一实施例中,首先获取通感信号中的感知信号,接着对感知信号进行提取就可以得到外部状态信息;最后根据外部状态信息对通感信号的波束进行调配处理,通过上述技术方案,能够提高波束对环境变化的适应能力,更精确的为用户提供服务,降低通信开销,提升通信可靠性。In an embodiment of the present application, the sensory signal in the synaesthesia signal is first obtained, and then the external state information can be obtained by extracting the sensory signal; finally, the beam of the synaesthesia signal is deployed and processed according to the external state information. Through the above technical solution, It can improve the adaptability of beams to environmental changes, provide users with more accurate services, reduce communication overhead, and improve communication reliability.
值得注意的是,感知信号中携带有外部状态信息,根据外部状态信息对通感信号的波束进行调配处理。波束调配的过程中,可以通过调整相位阵列的基本单元的参数,使得某些角度的信号获得相长干涉,而另一些角度的信号获得相消干涉。波束调配既可以用于信号发射端,又可以用于信号接收端。It is worth noting that the sensory signal carries external state information, and the beam of the synaesthesia signal is deployed and processed based on the external state information. During the beam deployment process, the parameters of the basic units of the phase array can be adjusted so that signals at certain angles obtain constructive interference, while signals at other angles obtain destructive interference. Beam deployment can be used on both the signal transmitting end and the signal receiving end.
如图7所示,外部状态信息包括环境特征信息和用户信息,上述步骤S600可以包括但不限于步骤S610。As shown in Figure 7, the external status information includes environmental feature information and user information. The above step S600 may include but is not limited to step S610.
步骤S610,根据环境特征信息和用户信息对通感信号的波束进行调配处理。Step S610: Deploy and process the beam of the synaesthesia signal according to the environmental characteristic information and user information.
本申请一实施例中,根据外部状态信息中的环境特征信息和用户信息对通感信号的波束
进行调配处理,提高波束对环境变化的适应能力,更精确的为用户提供服务,降低通信开销,提升通信可靠性。其中,环境特征信息用于表征外部的环境情况,用户信息用于表征目标信息。In an embodiment of the present application, the beam of the synaesthesia signal is configured according to the environmental feature information and user information in the external status information. Carry out deployment processing to improve the adaptability of beams to environmental changes, provide users with more accurate services, reduce communication overhead, and improve communication reliability. Among them, the environmental feature information is used to represent the external environmental situation, and the user information is used to represent the target information.
如图8所示,上述步骤S610之后还可以包括但不限于步骤S710、步骤S720和步骤S730:As shown in Figure 8, the above step S610 may also include but is not limited to step S710, step S720 and step S730:
步骤S710,根据环境特征信息和用户信息确定状态信息;Step S710, determine status information based on environmental feature information and user information;
步骤S720,基于通感信号中的通信信号的导频时隙对状态信息进行标定得到第一目标;Step S720, calibrate the status information based on the pilot time slot of the communication signal in the synaesthesia signal to obtain the first target;
步骤S730,控制感知信号中的感知时隙对第一目标进行跟踪。Step S730: Control the sensing time slot in the sensing signal to track the first target.
本申请一实施例中,首先根据环境特征信息和用户信息确定状态信息;接着基于通感信号中的通信信号的导频时隙对状态信息进行标定得到第一目标;最后控制感知信号中的感知时隙对第一目标进行跟踪,通过上述技术方案,提升感知精度和效率。本通信感知***从感知信息中提取环境特征信息和用户信息,降低通信开销,提升通信可靠性;在通信导频时隙对环境和目标进行标定,提升感知精度和效率。In an embodiment of the present application, the state information is first determined based on the environmental characteristic information and user information; then the state information is calibrated based on the pilot time slot of the communication signal in the synaesthesia signal to obtain the first target; and finally the perception in the sensing signal is controlled. The first target is tracked in the time slot, and the sensing accuracy and efficiency are improved through the above technical solutions. This communication sensing system extracts environmental characteristic information and user information from sensing information to reduce communication overhead and improve communication reliability; it calibrates the environment and targets in the communication pilot time slot to improve sensing accuracy and efficiency.
如图9所示,本申请一实施例中,提供了一种通感协作的示意图;从感知信号中提取环境特征信息和用户信息,能够提高波束对环境变化的智能适变能力,更精确的为用户提供服务,降低通信开销,提升通信可靠性;在通信导频时隙对环境和目标进行标定,感知时隙时对该目标进行精确跟踪,提升感知精度和效率。As shown in Figure 9, an embodiment of the present application provides a schematic diagram of synaesthesia cooperation; extracting environmental feature information and user information from the sensing signal can improve the intelligent adaptability of the beam to environmental changes, and more accurately Provide services to users, reduce communication overhead, and improve communication reliability; calibrate the environment and targets in the communication pilot time slot, accurately track the target during the sensing time slot, and improve sensing accuracy and efficiency.
另外,如图10所示,本申请的一个实施例还提供了一种电子设备800,该电子设备800包括如下之一:In addition, as shown in Figure 10, one embodiment of the present application also provides an electronic device 800. The electronic device 800 includes one of the following:
如上述实施例的通信感知***。The communication sensing system of the above embodiment.
存储器820、处理器810及存储在存储器820上并可在处理器810上运行的计算机程序。Memory 820, processor 810, and a computer program stored on memory 820 and executable on processor 810.
处理器810和存储器820可以通过总线或者其他方式连接。The processor 810 and the memory 820 may be connected through a bus or other means.
需要说明的是,本实施例中的电子设备800和上述实施例中的信号处理方法属于相同的发明构思,因此这些实施例具有相同的实现原理以及技术效果,此处不再详述。It should be noted that the electronic device 800 in this embodiment and the signal processing method in the above embodiments belong to the same inventive concept, so these embodiments have the same implementation principles and technical effects, which will not be described in detail here.
实现上述实施例的信号处理方法所需的非暂态软件程序以及指令存储在存储器820The non-transient software programs and instructions required to implement the signal processing method of the above embodiment are stored in the memory 820
中,当被处理器810执行时,执行上述实施例中的信号处理方法,例如,执行以上描述的图4中的方法步骤S100至S300、图6中的方法步骤S400至S600、图7中的方法步骤S610、图8中的方法步骤S710至S730。, when executed by the processor 810, the signal processing method in the above embodiment is executed, for example, the above-described method steps S100 to S300 in FIG. 4, method steps S400 to S600 in FIG. 6, and method steps S400 to S600 in FIG. 7 are executed. Method step S610, method steps S710 to S730 in FIG. 8 .
此外,本申请的一个实施例还提供了一种计算机可读存储介质,该计算机可读存储介质存储有计算机可执行指令,该计算机可执行指令被一个处理器810执行,例如,被上述电子设备800实施例中的一个处理器810执行,可使得上述处理器810执行上述实施例中的信号处理方法,例如,执行以上描述的图4中的方法步骤S100至S300、图6中的方法步骤S400至S600、图7中的方法步骤S610、图8中的方法步骤S710至S730。In addition, an embodiment of the present application also provides a computer-readable storage medium that stores computer-executable instructions, and the computer-executable instructions are executed by a processor 810, for example, by the above-mentioned electronic device. Execution by a processor 810 in the embodiment 800 can cause the processor 810 to execute the signal processing method in the above embodiment, for example, execute the above-described method steps S100 to S300 in Figure 4 and method step S400 in Figure 6 to S600, method step S610 in Figure 7, and method steps S710 to S730 in Figure 8.
本申请实施例包括:通信感知***包括通感发射单元和通感接收单元;其中,通感发射单元被配置为发射通感信号,并且通感发射单元包括通感发射数字单元;通感接收单元被配置为接收通感信号,并且通感接收单元包括通信接收射频单元、感知接收射频单元和处理单元,其中,通信接收射频单元、感知接收射频单元和通感发射数字单元均与处理单元通信。根据本申请实施例提供的技术方案,能够将通信部分和感知部分进行整合,实现通信感知一
体化,节省成本。Embodiments of the present application include: a communication perception system including a synaesthesia transmitting unit and a synaesthesia receiving unit; wherein the synaesthesia transmitting unit is configured to transmit a synaesthesia signal, and the synaesthesia transmitting unit includes a synaesthesia transmitting digital unit; a synaesthesia receiving unit The synaesthesia receiving unit is configured to receive a synaesthesia signal, and the synaesthesia receiving unit includes a communication receiving radio frequency unit, a perceptual receiving radio frequency unit, and a processing unit, wherein the communication receiving radio frequency unit, the perceptual receiving radio frequency unit, and the synaesthesia transmitting digital unit all communicate with the processing unit. According to the technical solutions provided by the embodiments of this application, the communication part and the sensing part can be integrated to realize communication sensing. Integrated and cost-saving.
本领域普通技术人员可以理解,上文中所公开方法中的全部或某些步骤、***可以被实施为软件、固件、硬件及其适当的组合。某些物理组件或所有物理组件可以被实施为由处理器,如中央处理器、数字信号处理器或微处理器执行的软件,或者被实施为硬件,或者被实施为集成电路,如专用集成电路。这样的软件可以分布在计算机可读介质上,计算机可读介质可以包括计算机存储介质(或非暂时性介质)和通信介质(或暂时性介质)。如本领域普通技术人员公知的,术语计算机存储介质包括在用于存储信息(诸如计算机可读指令、数据结构、程序模块或其他数据)的任何方法或技术中实施的易失性和非易失性、可移除和不可移除介质。计算机存储介质包括但不限于RAM、ROM、EEPROM、闪存或其他存储器技术、CD-ROM、数字多功能盘(DVD)或其他光盘存储、磁盒、磁带、磁盘存储或其他磁存储装置、或者可以用于存储期望的信息并且可以被计算机访问的任何其他的介质。此外,本领域普通技术人员公知的是,通信介质通常包含计算机可读指令、数据结构、程序模块或者诸如载波或其他传输机制之类的调制数据信号中的其他数据,并且可包括任何信息递送介质。
Those of ordinary skill in the art can understand that all or some steps and systems in the methods disclosed above can be implemented as software, firmware, hardware, and appropriate combinations thereof. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, a digital signal processor, or a microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit . Such software may be distributed on computer-readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). As is known to those of ordinary skill in the art, the term computer storage media includes volatile and nonvolatile media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. removable, removable and non-removable media. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disk (DVD) or other optical disk storage, magnetic cassettes, tapes, disk storage or other magnetic storage devices, or may Any other medium used to store the desired information and that can be accessed by a computer. Additionally, it is known to those of ordinary skill in the art that communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media .
Claims (15)
- 一种通信感知***,包括:A communication perception system, including:通感发射单元,被配置为发射通感信号,所述通感发射单元包括通感发射数字单元;a synaesthetic transmitting unit configured to transmit a synaesthetic signal, the synaesthetic transmitting unit comprising a synaesthetic transmitting digital unit;通感接收单元,被配置为接收通感信号,所述通感接收单元包括通信接收射频单元、感知接收射频单元和处理单元,所述通信接收射频单元、所述感知接收射频单元和所述通感发射数字单元均与所述处理单元通信。A synaesthesia receiving unit is configured to receive a synaesthesia signal, the synaesthesia receiving unit includes a communication receiving radio frequency unit, a perception receiving radio frequency unit and a processing unit, the communication receiving radio frequency unit, the perception receiving radio frequency unit and the communication receiving unit The sensing and transmitting digital units are in communication with the processing unit.
- 根据权利要求1所述的通信感知***,其中,所述感知接收射频单元包括干扰抑制模块,所述干扰抑制模块与所述处理单元通信。The communication sensing system according to claim 1, wherein the sensing receiving radio frequency unit includes an interference suppression module, and the interference suppression module communicates with the processing unit.
- 根据权利要求1所述的通信感知***,其中,所述通感发射单元还包括数模转换单元、通感发送射频单元和通感发射天线阵,所述通感发射数字单元、所述数模转换单元、所述通感发送射频单元和所述通感发射天线阵依次连接。The communication perception system according to claim 1, wherein the synaesthetic transmitting unit further includes a digital-to-analog conversion unit, a synaesthetic transmitting radio frequency unit and a synaesthetic transmitting antenna array, the synaesthetic transmitting digital unit, the digital-to-analog The conversion unit, the synaesthetic transmitting radio frequency unit and the synaesthetic transmitting antenna array are connected in sequence.
- 根据权利要求1所述的通信感知***,其中,所述通感接收单元还包括通感接收天线阵和模数转换单元,所述通信接收射频单元和所述感知接收射频单元分别连接于所述通感接收天线阵和所述模数转换单元之间,所述模数转换单元与所述处理单元连接。The communication perception system according to claim 1, wherein the synaesthesia receiving unit further includes a synesthesia receiving antenna array and an analog-to-digital conversion unit, and the communication receiving radio frequency unit and the perception receiving radio frequency unit are respectively connected to the Between the synaesthetic receiving antenna array and the analog-to-digital conversion unit, the analog-to-digital conversion unit is connected to the processing unit.
- 根据权利要求4所述的通信感知***,其中,所述处理单元包括分类单元、感知信号处理单元和通信信号处理单元,所述模数转换单元与所述分类单元连接,所述感知信号处理单元和所述通信信号处理单元均与所述分类单元连接。The communication sensing system according to claim 4, wherein the processing unit includes a classification unit, a sensing signal processing unit and a communication signal processing unit, the analog-to-digital conversion unit is connected to the classification unit, and the sensing signal processing unit and the communication signal processing unit are both connected to the classification unit.
- 根据权利要求5所述的通信感知***,其中,所述感知信号处理单元包括被配置为检测距离的距离检测单元、被配置为检测目标速率的多普勒处理单元、被配置为检测目标的目标检测单元、被配置为估算角度的角度估计单元和被配置为滤波的第一滤波单元,所述分类单元、所述距离调整单元、所述多普勒处理单元、所述目标检测单元、所述角度估计单元和所述第一滤波单元依次连接。The communication sensing system according to claim 5, wherein the sensing signal processing unit includes a distance detection unit configured to detect a distance, a Doppler processing unit configured to detect a target rate, a target configured to detect a target a detection unit, an angle estimation unit configured to estimate an angle, and a first filtering unit configured to filter, the classification unit, the distance adjustment unit, the Doppler processing unit, the target detection unit, the The angle estimation unit and the first filtering unit are connected in sequence.
- 根据权利要求5所述的通信感知***,其中,所述通信信号处理单元包括被配置为调整信号增益的增益调整单元、被配置为混频的混频单元、被配置为插值处理的半带插值单元、被配置为滤波的第二滤波单元和被配置为时延补偿的时延补偿单元,所述分类单元、所述增益调整单元、所述混频单元、所述半带插值单元、所述第二滤波单元和所述时延补偿单元依次连接。The communication sensing system according to claim 5, wherein the communication signal processing unit includes a gain adjustment unit configured to adjust signal gain, a mixing unit configured to mix, and a half-band interpolation configured to perform interpolation processing. unit, a second filtering unit configured as filtering and a delay compensation unit configured as delay compensation, the classification unit, the gain adjustment unit, the mixing unit, the half-band interpolation unit, the The second filtering unit and the delay compensation unit are connected in sequence.
- 根据权利要求1所述的通信感知***,还包括室内基带处理单元,所述通感发射单元和所述处理单元均与所述室内基带处理单元连接。The communication sensing system according to claim 1, further comprising an indoor baseband processing unit, the synaesthesia transmitting unit and the processing unit are both connected to the indoor baseband processing unit.
- 一种信号处理方法,应用于权利要求1至8任意一项所述的通信感知系中的所述处理单元,包括:A signal processing method, applied to the processing unit in the communication sensing system according to any one of claims 1 to 8, including:获取实时业务负荷,其中,所述实时业务负荷包括通信业务负荷和感知业务负荷;Obtain real-time service load, where the real-time service load includes communication service load and sensing service load;对所述实时业务负荷进行分析得到业务类型占比信息;Analyze the real-time business load to obtain business type proportion information;根据所述业务类型占比信息对所述通感信号中的通信帧进行开销配置。Overhead configuration is performed on the communication frames in the synaesthesia signal according to the service type proportion information.
- 根据权利要求9所述的信号处理方法,其中,所述业务类型占比信息包括如下之一:The signal processing method according to claim 9, wherein the service type proportion information includes one of the following:所述通信业务负荷和所述感知业务负荷之比;The ratio of the communication traffic load to the perceived traffic load;所述通信业务负荷和所述实时业务负荷之比;The ratio of the communication service load to the real-time service load;所述感知业务负荷和所述通信业务负荷之比; The ratio of the perceived service load to the communication service load;所述感知业务负荷和所述实时业务负荷之比;The ratio of the perceived service load to the real-time service load;所述实时业务负荷和所述通信业务负荷之比;The ratio of the real-time service load to the communication service load;所述实时业务负荷和所述感知业务负荷之比。The ratio of the real-time service load to the perceived service load.
- 一种信号处理方法,应用于权利要求1至8任意一项所述的通信感知***中的所述处理单元,包括:A signal processing method applied to the processing unit in the communication sensing system according to any one of claims 1 to 8, including:获取所述通感信号中的感知信号;Obtain the sensory signal in the synaesthesia signal;对所述感知信号进行提取得到外部状态信息;Extract the sensing signal to obtain external state information;根据所述外部状态信息对所述通感信号的波束进行调配处理。The beam of the synaesthesia signal is deployed according to the external state information.
- 根据权利要求11所述的信号处理方法,其中,所述外部状态信息包括环境特征信息和用户信息,所述根据所述外部状态信息对所述通感信号的波束进行调配处理,包括:The signal processing method according to claim 11, wherein the external state information includes environmental feature information and user information, and the deployment processing of the synaesthesia signal beam according to the external state information includes:根据所述环境特征信息和所述用户信息对所述通感信号的波束进行调配处理。The beam of the synaesthesia signal is deployed according to the environmental characteristic information and the user information.
- 根据权利要求12所述的信号处理方法,其中,所述根据所述环境特征信息和所述用户信息对所述通感信号的波束进行调配处理之后,所述方法还包括:The signal processing method according to claim 12, wherein after the beams of the synaesthesia signals are deployed according to the environmental characteristic information and the user information, the method further includes:根据所述环境特征信息和所述用户信息确定状态信息;Determine status information according to the environmental feature information and the user information;基于所述通感信号中的通信信号的导频时隙对所述状态信息进行标定得到第一目标;Calibrate the status information based on the pilot time slot of the communication signal in the synaesthesia signal to obtain the first target;控制所述感知信号中的感知时隙对所述第一目标进行跟踪。The sensing time slot in the sensing signal is controlled to track the first target.
- 一种电子设备,包括如下之一:An electronic device, including one of the following:如权利要求1至8中任意一项所述的通信感知***;The communication sensing system according to any one of claims 1 to 8;存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述处理器执行所述计算机程序时实现如权利要求9至10任意一项所述的信号处理方法和/或权利要求11至13中任意一项所述的信号处理方法。A memory, a processor and a computer program stored in the memory and executable on the processor. When the processor executes the computer program, the signal processing method according to any one of claims 9 to 10 is implemented. and/or the signal processing method according to any one of claims 11 to 13.
- 一种计算机可读存储介质,存储有计算机可执行指令,所述计算机可执行指令用于执行权利要求9至10任意一项所述的信号处理方法和/或权利要求11至13中任意一项所述的信号处理方法。 A computer-readable storage medium storing computer-executable instructions, the computer-executable instructions being used to execute the signal processing method according to any one of claims 9 to 10 and/or any one of claims 11 to 13 The signal processing method.
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