WO2024022488A1 - Procédé de traitement de signal de détection, appareil, puce et dispositif de module - Google Patents

Procédé de traitement de signal de détection, appareil, puce et dispositif de module Download PDF

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Publication number
WO2024022488A1
WO2024022488A1 PCT/CN2023/109839 CN2023109839W WO2024022488A1 WO 2024022488 A1 WO2024022488 A1 WO 2024022488A1 CN 2023109839 W CN2023109839 W CN 2023109839W WO 2024022488 A1 WO2024022488 A1 WO 2024022488A1
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signal
time
time domain
sensing signal
ofdm symbol
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PCT/CN2023/109839
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English (en)
Chinese (zh)
Inventor
马大为
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北京紫光展锐通信技术有限公司
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Publication of WO2024022488A1 publication Critical patent/WO2024022488A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources

Definitions

  • the present invention relates to the field of communications, and in particular, to a sensing signal processing method, device, chip and module equipment.
  • the terminal device not only needs to send and receive communication signals, but also needs to support sending and/or receiving perception signals on the same carrier. If the receiving end and transmitting end of the sensing signal are the same node, the sensing mode is single station mode. In single station mode, after the sensing signal is sent, additional time is required to complete the reception of the echo signal.
  • Orthogonal Frequency Division Multiplexing OFDM
  • the sensing signal occupies a complete OFDM symbol
  • an additional guard interval is needed to prevent the echo signal from affecting the next OFDM symbol. cause interference.
  • one OFDM symbol after the sensing signal is configured as a guard interval. This guard interval is not used for the transmission or reception of other signals. However, this approach will seriously reduce spectrum efficiency.
  • This application provides a sensing signal processing method, device, chip and module equipment, which is beneficial to improving spectrum efficiency.
  • this application provides a method for processing a sensing signal.
  • the method includes: generating a time domain signal of the sensing signal, which occupies a first OFDM symbol; and transmitting data to a network device during part of the time in the first OFDM symbol. Send the signal in this time domain signal.
  • the terminal device uses part of the time in the first OFDM symbol to send the signal in the time domain signal of the sensing signal to the network device, which can avoid unnecessary resource overhead and help improve spectrum efficiency.
  • each OFDM symbol occupied by the time-domain signal of the sensing signal includes N time units, where N is an integer greater than 1; the first OFDM symbol is sent to the network device during part of the time.
  • the signal in the time domain signal includes: sending the signal in the time domain signal to the network device in M target time units in the first OFDM symbol, where M is a positive integer less than N.
  • the method further includes: receiving first configuration information sent by the network device, the first configuration information including a first parameter, the first parameter being used to configure each time domain signal occupied by the sensing signal.
  • OFDM symbols are equally divided into N time units.
  • the first parameter is parameter set information of the sensing signal
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal.
  • the set of parameters is used to determine the subcarrier spacing of the sensing signal
  • the parameter set of the communication signal is used to determine the subcarrier spacing of the communication signal.
  • the N is 2 ⁇ .
  • the first parameter is the frequency domain density of the sensing signal
  • N is the value of the frequency domain density
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the second parameter is a bitmap or an index value corresponding to the target time unit.
  • the bitmap includes N bits, and each bit corresponds to a time unit.
  • the bit value is the When the value of the bit is a second value, the time unit corresponding to the bit is the target time unit.
  • the time unit corresponding to the bit is not the target time unit.
  • sending the M target time units in the first OFDM symbol to the network device in the time domain signal includes: M target time units in the first OFDM symbol based on the time domain length information.
  • the time unit sends the signal in the time domain signal to the network device, and the time domain length information is used to indicate the time length of each target time unit in the M target time units.
  • the method further includes: receiving second configuration information sent by the network device, where the second configuration information includes the time domain length information.
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time between two adjacent target time units. Domain interval or the starting time domain position of this first target time unit.
  • the present application provides a method for processing a sensing signal.
  • the method includes: receiving a signal in a time domain signal of a sensing signal sent by a terminal device during part of the first OFDM symbol, and the time domain signal occupies the first OFDM symbol.
  • each OFDM symbol occupied by the time domain signal of the sensing signal includes N time units, where N is an integer greater than 1; receiving the signal sent by the terminal device during part of the time in the first OFDM symbol
  • the signal in the time domain signal of the sensing signal includes: the signal in the time domain signal of the sensing signal sent by the terminal device is received in M target time units in the first OFDM symbol, where M is a positive integer less than N.
  • the method further includes: sending first configuration information to the terminal device, the first configuration information including a first parameter, the first parameter being used to configure each time domain signal occupied by the sensing signal.
  • OFDM symbols are equally divided into N time units.
  • the first parameter is parameter set information of the sensing signal
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal.
  • the set of parameters is used to determine the subcarrier spacing of the sensing signal
  • the parameter set of the communication signal is used to determine the subcarrier spacing of the communication signal.
  • the N is 2 ⁇ .
  • the first parameter is the frequency domain density of the sensing signal
  • N is the value of the frequency domain density
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the second parameter is a bitmap or an index value corresponding to the target time unit.
  • the bitmap includes N bits, and each bit corresponds to a time unit.
  • the bit value is the When the value of the bit is a second value, the time unit corresponding to the bit is the target time unit.
  • the time unit corresponding to the bit is not the target time unit.
  • the method further includes: sending second configuration information to the terminal device, the second configuration information including time domain length information, the time domain length information being used to indicate the M target time units. The length of time for each target time unit.
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time between two adjacent target time units. Domain interval or the starting time domain position of this first target time unit.
  • the present application provides a sensing signal processing device.
  • the device includes: a generating unit configured to generate a time domain signal of the sensing signal, the time domain signal occupying the first OFDM symbol; and a sending unit configured to generate the sensing signal in the first OFDM symbol. Part of the time in an OFDM symbol is used to send signals in that time domain to network devices.
  • the present application provides a sensing signal processing device, which device includes: a receiving unit configured to receive a signal in the time domain signal of the sensing signal sent by the terminal device during part of the time in the first OFDM symbol, when The domain signal occupies the first OFDM symbol.
  • this application provides a chip, which includes a processor and a communication interface.
  • the processor is configured to cause the chip to execute the method in the above first aspect or any possible implementation thereof, or to process
  • the processor is configured to cause the chip to perform the method in the above second aspect or any possible implementation manner thereof.
  • the present application provides a module device, which includes a communication module, a power module, a storage module and a chip, wherein: the power module is used to provide power to the module device;
  • the storage module is used to store data and instructions;
  • the communication module is used for internal communication of the module device, or for communication between the module device and external devices;
  • the chip is used to execute the first aspect or any of the above.
  • the method in the possible implementation manner, or the chip is used to perform the method in the above second aspect or any possible implementation manner thereof.
  • an embodiment of the present invention discloses a sensing signal processing device.
  • the sensing signal processing device includes a memory and a processor.
  • the memory is used to store a computer program.
  • the computer program includes program instructions.
  • the processor is configured It is used to call the program instruction to execute the method in the above-mentioned first aspect or any possible implementation manner thereof, or to execute the method in the above-mentioned second aspect or any possible implementation manner thereof.
  • the present application provides a computer-readable storage medium that stores computer-readable instructions.
  • the communication device causes the communication device to execute the first aspect. or the method in any possible implementation manner thereof, or causing the communication device to perform the method in the above second aspect or any possible implementation manner thereof.
  • the present application provides a computer program or computer program product, including code or instructions.
  • the code or instructions When the code or instructions are run on a computer, the computer performs the method as in the first aspect or any possible implementation thereof. , or causing the computer to perform the method in the second aspect or any possible implementation manner thereof.
  • Figure 1 is a schematic diagram of a communication system provided by an embodiment of the present application.
  • Figure 2 is a schematic flowchart of a sensing signal processing method provided by an embodiment of the present application
  • Figure 3 is a schematic diagram of a time domain signal of a sensing signal provided by an embodiment of the present application.
  • Figure 4 is a schematic diagram of a time unit in a time domain signal of a sensing signal provided by an embodiment of the present application
  • Figure 5 is a schematic diagram of a time unit in a time domain signal of another sensing signal provided by an embodiment of the present application.
  • Figure 6 is a schematic diagram of a bitmap provided by an embodiment of the present application.
  • Figure 7 is a schematic structural diagram of a sensing signal processing device provided by an embodiment of the present application.
  • Figure 8 is a schematic structural diagram of another sensory signal processing device provided by an embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of another sensory signal processing device provided by an embodiment of the present application.
  • Figure 10 is a schematic structural diagram of a module device provided by an embodiment of the present application.
  • GSM global system of mobile communication
  • CDMA code division multiple access
  • WCDMA broadband code division multiple access
  • GPRS general packet radio service
  • LTE long term evolution
  • FDD frequency division duplex
  • TDD LTE Time division duplex
  • UMTS universal mobile telecommunication system
  • WiMAX global interoperability for microwave access
  • Figure 1 is a schematic diagram of a communication system provided by an embodiment of the present application.
  • the solution in the present application can be applied to this communication system.
  • the communication system may include a network device and at least one terminal device.
  • Figure 1 takes the communication system including a network device and one terminal device as an example.
  • End devices include devices that provide voice and/or data connectivity to users, for example, an end device is a wireless Devices with transceiver functions can be deployed on land, indoors or outdoors, handheld, wearable or vehicle-mounted; they can also be deployed on water (such as ships, etc.); they can also be deployed in the air (such as aircraft, balloons, satellites, etc.).
  • the terminal device in the embodiment of the present application may be a device equipped with dual microphones, such as a mobile phone, a headset, a tablet computer (Pad), a computer with wireless transceiver functions, a virtual reality (VR) terminal device, an augmented reality ( AR) terminal equipment, wireless terminals in industrial control, vehicle-mounted terminal equipment, wireless terminals in self-driving, wireless terminals in remote medical, and smart grids wireless terminals, wireless terminals in transportation safety, wireless terminals in smart cities, wireless terminals in smart homes, wearable terminal devices, etc.
  • the embodiments of this application do not limit application scenarios.
  • the terminal can sometimes also be called terminal equipment, user equipment (UE), access terminal equipment, vehicle-mounted terminal, industrial control terminal, UE unit, UE station, mobile station, mobile station, remote station, remote terminal equipment, mobile Equipment, UE terminal equipment, terminal equipment, wireless communication equipment, UE agent or UE device, etc. Terminals can also be fixed or mobile.
  • the device used to realize the function of the terminal device may be a terminal device, or a device capable of supporting the terminal device to realize the function, such as a chip system or a combined device or component that can realize the function of the terminal device.
  • the device Can be installed in terminal equipment.
  • the network equipment can be a base station (base station), an evolved base station (evolved NodeB, eNodeB), a transmission reception point (TRP), or a next-generation base station (next) in the fifth generation (5th generation, 5G) mobile communication system.
  • generation NodeB, gNB the next generation base station in the sixth generation (6th generation, 6G) mobile communication system, the base station in the future mobile communication system or the access node in the WiFi system, etc.
  • Network equipment can also be modules or units that complete some functions of the base station. For example, it can be a centralized unit (central unit, CU) or a distributed unit (distributed unit, DU).
  • the CU here completes the functions of the base station's radio resource control protocol and packet data convergence protocol (PDCP), and can also complete the functions of the service data adaptation protocol (SDAP); DU completes the functions of the base station
  • PDCP radio resource control protocol
  • SDAP service data adaptation protocol
  • DU completes the functions of the base station
  • the functions of the wireless link control layer and medium access control (MAC) layer can also complete some or all of the physical layer functions.
  • 3GPP 3rd generation partnership project
  • the network equipment can be a macro base station, a micro base station or an indoor station, or a relay node or a donor node, etc.
  • the device used to implement the function of the network device may be the network device itself, or may be a device that can support the network device to implement the function, such as a chip system or a combined device or component that can implement the function of the access network device.
  • the device can be installed in network equipment.
  • the embodiments of this application do not limit the specific technology and specific equipment form used by the network equipment.
  • the communication and perception integrated design integrates the communication module and the perception module to realize the function of sensing the communication environment in the cellular communication system.
  • Perception that is, the detection of the physical world, has diverse characteristics such as accuracy, recognition speed, and resolution.
  • terminal equipment can complete the detection and perception of the environment, including target detection or scene imaging; the communication system mainly completes point-to-point information or data transmission.
  • the frequency band of communication signals and the frequency band of sensing signals continue to approach, it is a future trend to design an integrated system that supports both communication functions and sensing functions in the same frequency band.
  • the terminal not only needs to send and receive communication signals, but also needs to support sending and/or receiving perception signals on the same carrier.
  • OFDM Orthogonal Frequency Division Multiplexing
  • this application provides a sensing signal processing method, device, chip and module equipment.
  • the sensing signal processing method, device, chip and module equipment provided by the embodiments of the present application are further described in detail below.
  • FIG. 2 is a schematic flowchart of a sensing signal processing method provided by an embodiment of the present application.
  • the sensing signal processing method includes the following steps 201 and 202.
  • the method execution subject shown in Figure 2 can be a terminal device and a network device.
  • the method execution subject shown in Figure 2 may be a chip in a terminal device or a chip in a network device, which is not limited here.
  • Figure 2 takes terminal equipment and network equipment as execution subjects of the method as an example for illustration.
  • the terminal device generates a time domain signal of the sensing signal, and the time domain signal occupies the first OFDM symbol.
  • the OFDM symbol occupied by the time domain signal may include one first OFDM symbol, or may include multiple consecutive first OFDM symbols, which is not limited here.
  • the terminal device sends the signal in the time domain signal to the network device during part of the time in the first OFDM symbol. Accordingly, the network device can receive the signal in the time domain signal.
  • the terminal device only needs to send the signal in the time domain signal of the sensing signal during part of the time in the first OFDM symbol, and the remaining time in the first OFDM symbol can be used to receive the feedback signal. wave signal. That is to say, the remaining time in the first OFDM symbol will not be used to transmit communication signals. This method avoids unnecessary resource overhead and improves spectrum efficiency.
  • the OFDM symbol occupied by the time domain signal of the sensing signal is one first OFDM symbol, and the first OFDM symbol in the first OFDM symbol The time is used to transmit the signal in the time domain signal of the sensing signal; in the subsequent OFDM symbol time is used to receive the echo signal, that is, after the first OFDM symbol The time will not be used to transmit communication signals.
  • each OFDM symbol occupied by the time domain signal of the sensing signal includes N time units, where N is an integer greater than 1; the terminal device transmits data to the network device during part of the time in the first OFDM symbol.
  • the specific implementation method of sending the signal in the time domain signal may be: sending the signal in the time domain signal to the network device in M target time units in the first OFDM symbol, where M is a positive integer less than N.
  • the OFDM symbol occupied by the time domain signal of the sensing signal is a first OFDM symbol.
  • the first OFDM symbol includes 4 time units, namely time unit 1, time unit 2, time unit 3 and Time unit 4.
  • the terminal device sends the signal in the time domain signal to the network device in two consecutive target time units (ie, time unit 1 and time unit 2) in the first OFDM symbol.
  • the OFDM symbol occupied by the time domain signal of the sensing signal is a first OFDM symbol.
  • the first OFDM symbol includes 4 time units, namely time unit 1, time unit 2, time unit 3 and time unit 4.
  • the terminal device sends the signal in the time domain signal to the network device in two target time units (ie, time unit 1 and time unit 3) in the first OFDM symbol.
  • the network device sends first configuration information to the terminal device, and the first configuration information
  • the first parameter is included, and the first parameter is used to equally divide each OFDM symbol occupied by the time domain signal of the sensing signal into N time units.
  • the terminal device receives the first configuration information. Based on this method, the number of time units can be dynamically indicated, making the number of equally divided time units of each OFDM symbol more flexible.
  • the first parameter may be parameter set information of the sensing signal or frequency domain density of the sensing signal.
  • the first parameter is the parameter set information of the sensing signal.
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal
  • the parameter set of the sensing signal is used to determine the sub-carrier spacing of the sensing signal
  • the parameter set of the communication signal is used to Determine the subcarrier spacing of the communication signal
  • N is 2 ⁇ .
  • the N is a ratio between the subcarrier spacing of the communication signal and the subcarrier spacing of the sensing signal.
  • the subcarrier spacing of the sensing signal is 15kHz
  • the subcarrier spacing of the communication signal is 30kHz
  • the first parameter is the frequency domain density of the sensing signal.
  • N is the value of frequency domain density.
  • the frequency domain density of the sensing signal is 2, which means that the sensing signal occupies one of every two resource units in the frequency domain.
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the target time unit can be directly indicated through the network device, which is beneficial to improving the flexibility of the target time unit configuration.
  • the second parameter may be a bitmap or an index value corresponding to the target time unit.
  • the second parameter is a bitmap.
  • the bitmap includes N bits, each bit corresponds to a time unit.
  • the time unit corresponding to the bit is the target time unit.
  • the bit The corresponding time unit is not the target time unit.
  • bitmap includes 4 bits, namely bit 1, bit 2, bit 3 and bit 4. Bit 1 corresponds to time unit 1, bit 2 corresponds to time unit 2, bit 3 corresponds to time unit 3, and bit 4 corresponds to time unit 4.
  • time unit 1 corresponding to bit 1 is the target time unit; if the value of bit 2 is 1, then time unit 2 corresponding to bit 2 is the target time unit; if the value of bit 3 is 0, then Time unit 3 corresponding to bit 3 is not the target time unit; if the value of bit 4 is 0, time unit 4 corresponding to bit 4 is not the target time unit.
  • the second parameter is the index value corresponding to the target time unit.
  • the index value corresponding to time unit 1 is 00
  • the index value corresponding to time unit 2 is 01
  • the index value corresponding to time unit 3 is 10
  • the index value corresponding to time unit 4 is 11.
  • time unit 1 and time unit 2 are target time units.
  • the value of N may be directly specified by the protocol. Based on this method, it is helpful to save the overhead of transmission resources.
  • the terminal device sends the signal in the time domain signal to the network device in M target time units in the first OFDM symbol.
  • the specific implementation may be: based on the time domain length information, in the first OFDM symbol
  • the M target time units in the symbol send the signal in the time domain signal to the network device, and the time domain length information is used to indicate the time length of each target time unit in the M target time units.
  • the time domain length information indicates that the time length of 1 target time unit is the entire time in the first OFDM symbol. Therefore the terminal device can The signal in this time domain signal is sent to the network device at the time.
  • the time domain length information indicates the time length of two target time units, that is, the time length of the first target time unit is the entire time in the first OFDM symbol.
  • the time length of the second target time unit is the entire time in the first OFDM symbol. Therefore the terminal device can time to send the signal in the time domain signal to the network device, and the first OFDM symbol in the after the time The signal in this time domain signal is sent to the network device at the time.
  • the terminal device receives second configuration information sent by the network device, where the second configuration information includes the time domain length information.
  • the time domain length information can be dynamically indicated, making the time domain length information configuration more flexible.
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time domain interval between two adjacent target time units, or the third target time unit.
  • the time domain signal of the sensing signal occupies one first OFDM symbol
  • the first OFDM symbol includes four time units, namely time unit 1, time unit 2, time unit 3 and time unit 4.
  • time unit 1 and time unit 3 there are 2 time units (namely time unit 1 and time unit 3) as target time units. Therefore, the time domain length information may include: the time length of each target time unit in the two time units is the entire time in the first OFDM symbol.
  • the time domain interval between time unit 1 and time unit 3 is one time unit (that is, in the first OFDM symbol all part time ) and the starting time domain position of the first target time unit is the starting position corresponding to the first OFDM symbol.
  • the time domain length information may be directly specified by the protocol. Based on this method, it is helpful to save the overhead of transmission resources.
  • the terminal device uses part of the time in the first OFDM symbol to send the signal in the time domain signal of the sensing signal to the network device, which can avoid unnecessary resource overhead and help improve spectrum efficiency.
  • FIG. 7 is a schematic structural diagram of a sensing signal processing device provided by an embodiment of the present invention.
  • the sensing signal processing device may be a terminal device or a device (such as a chip) with terminal device functions.
  • the sensing signal processing device 700 may include a generating unit 701 and a sending unit 702 .
  • the sensing signal processing device 700 further includes a receiving unit, which is used to receive data. in:
  • Generating unit 701 configured to generate a time domain signal of the sensing signal, where the time domain signal occupies the first OFDM symbol;
  • the sending unit 702 is configured to send the signal in the time domain signal to the network device during part of the time in the first OFDM symbol.
  • each OFDM symbol occupied by the time domain signal of the sensing signal includes N time units, where N is an integer greater than 1; the sending unit 702 sends When the network device sends the signal in the time domain signal, it can be specifically configured to: send the signal in the time domain signal to the network device in M target time units in the first OFDM symbol, where M is a positive integer less than N.
  • the device further includes a receiving unit configured to: receive first configuration information sent by the network device, where the first configuration information includes a first parameter, and the first parameter is used to convert the sensing Each OFDM symbol occupied by the time domain signal of the signal is equally divided into N time units.
  • the first parameter is parameter set information of the sensing signal
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal.
  • the set of parameters is used to determine the subcarrier spacing of the sensing signal
  • the parameter set of the communication signal is used to determine the subcarrier spacing of the communication signal.
  • the N is 2 ⁇ .
  • the first parameter is the frequency domain density of the sensing signal
  • N is the value of the frequency domain density
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the second parameter is a bitmap or an index value corresponding to the target time unit.
  • the bitmap includes N bits, and each bit corresponds to a time unit.
  • the bit value is the When the value of the bit is a second value, the time unit corresponding to the bit is the target time unit.
  • the time unit corresponding to the bit is not the target time unit.
  • the sending unit 702 may be specifically configured to: based on the time domain length information, M target time units in an OFDM symbol send the signal in the time domain signal to the network device, and the time domain length information is used to indicate Indicates the time length of each target time unit in the M target time units.
  • the receiving unit is further configured to: receive second configuration information sent by the network device, where the second configuration information includes the time domain length information.
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time between two adjacent target time units. Domain interval or the starting time domain position of this first target time unit.
  • FIG. 8 is a schematic structural diagram of a sensing signal processing device provided by an embodiment of the present invention.
  • the sensing signal processing device may be a network device or a device (such as a chip) with network device functions.
  • the sensing signal processing device 800 may include a receiving unit 801 .
  • the sensing signal processing device 800 further includes a sending unit, which is used to send data. in:
  • the receiving unit 801 is configured to receive a signal in the time domain signal of the sensing signal sent by the terminal device during part of the time in the first OFDM symbol, and the time domain signal occupies the first OFDM symbol.
  • each OFDM symbol occupied by the time domain signal of the sensing signal includes N time units, where N is an integer greater than 1; the receiving unit 801 receives part of the time in the first OFDM symbol.
  • the signal is in the time domain signal of the sensing signal sent by the terminal device, it can be specifically used to: receive the signal in the time domain signal of the sensing signal sent by the terminal device in M target time units in the first OFDM symbol, where M is A positive integer less than N.
  • the device further includes a sending unit configured to: send first configuration information to the terminal device, where the first configuration information includes a first parameter, and the first parameter is used to convert the sensing Each OFDM symbol occupied by the time domain signal of the signal is equally divided into N time units.
  • the first parameter is parameter set information of the sensing signal
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal.
  • the set of parameters is used to determine the subcarrier spacing of the sensing signal
  • the parameter set of the communication signal is used to determine the subcarrier spacing of the communication signal.
  • the N is 2 ⁇ .
  • the first parameter is the frequency domain density of the sensing signal
  • N is the value of the frequency domain density
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the second parameter is a bitmap or an index value corresponding to the target time unit.
  • the bitmap includes N bits, and each bit corresponds to a time unit.
  • the bit value is the When the value of the bit is a second value, the time unit corresponding to the bit is the target time unit.
  • the time unit corresponding to the bit is not the target time unit.
  • the sending unit is further configured to: send second configuration information to the terminal device, where the second configuration information includes time domain length information, and the time domain length information is used to indicate the M targets. The length of time for each target time unit in the time unit.
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time between two adjacent target time units. Domain interval or the starting time domain position of this first target time unit.
  • the embodiment of the present application also provides a chip, which can perform the relevant steps of the terminal device in the foregoing method embodiment.
  • the chip includes a processor and a communication interface.
  • the processor is configured to cause the chip to perform the following operations: generate a time domain signal of a sensing signal, and the time domain signal occupies a first OFDM symbol; in part of the first OFDM symbol Time to send signals in this time domain signal to network devices.
  • each OFDM symbol occupied by the time domain signal of the sensing signal includes N time units, where N is an integer greater than 1; the chip sends data to the network during part of the time in the first OFDM symbol.
  • the device sends the signal in the time domain signal it can be specifically used to: send the signal in the time domain signal to the network device in M target time units in the first OFDM symbol, where M is a positive integer less than N.
  • the chip is further configured to: receive first configuration information sent by the network device, where the first configuration information includes a first parameter, and the first parameter is used to occupy the time domain signal of the sensing signal.
  • Each OFDM symbol is equally divided into N time units.
  • the first parameter is parameter set information of the sensing signal
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal.
  • the set of parameters is used to determine the subcarrier spacing of the sensing signal
  • the parameter set of the communication signal is used to determine the subcarrier spacing of the communication signal.
  • the N is 2 ⁇ .
  • the first parameter is the frequency domain density of the sensing signal
  • N is the value of the frequency domain density
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the second parameter is a bitmap or an index value corresponding to the target time unit.
  • the bitmap includes N bits, and each bit corresponds to a time unit.
  • the bit value is the When the value of the bit is a second value, the time unit corresponding to the bit is the target time unit.
  • the time unit corresponding to the bit is not the target time unit.
  • the chip when the M target time units in the first OFDM symbol send the signal in the time domain signal to the network device, the chip can be specifically used to: based on the time domain length information, in the first The M target time units in the OFDM symbol send the signal in the time domain signal to the network device, and the time domain length information is used to indicate the time length of each target time unit in the M target time units.
  • the chip is further configured to: receive second configuration information sent by the network device, where the second configuration information includes the time domain length information.
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time between two adjacent target time units. Domain interval or the starting time domain position of this first target time unit.
  • each module contained therein can be implemented in the form of circuits and other hardware, or at least some of the modules can be implemented in the form of software programs, which run on the integrated circuit inside the chip.
  • the processor and the remaining (if any) modules can be implemented in hardware such as circuits.
  • the embodiment of the present application also provides a chip, which can perform the related tasks of the network device in the foregoing method embodiment. step.
  • the chip includes a processor and a communication interface, and the processor is configured to cause the chip to perform the following operations: receive a signal in a time domain signal of a sensing signal sent by a terminal device during part of the time in the first OFDM symbol, and the time domain The signal occupies the first OFDM symbol.
  • each OFDM symbol occupied by the time domain signal of the sensing signal includes N time units, where N is an integer greater than 1; the chip receives the terminal during part of the time in the first OFDM symbol
  • the signal is in the time domain signal of the sensing signal sent by the device, it can be specifically used to: receive the signal in the time domain signal of the sensing signal sent by the terminal device in M target time units in the first OFDM symbol, where M is less than N is a positive integer.
  • the chip is further configured to: send first configuration information to the terminal device, where the first configuration information includes a first parameter, and the first parameter is used to occupy the time domain signal of the sensing signal.
  • Each OFDM symbol is equally divided into N time units.
  • the first parameter is parameter set information of the sensing signal
  • the parameter set information is used to determine the difference ⁇ between the parameter set of the sensing signal and the parameter set of the communication signal.
  • the set of parameters is used to determine the subcarrier spacing of the sensing signal
  • the parameter set of the communication signal is used to determine the subcarrier spacing of the communication signal.
  • the N is 2 ⁇ .
  • the first parameter is the frequency domain density of the sensing signal
  • N is the value of the frequency domain density
  • the first configuration information also includes a second parameter, the second parameter is used to indicate the target time unit.
  • the second parameter is a bitmap or an index value corresponding to the target time unit.
  • the bitmap includes N bits, and each bit corresponds to a time unit.
  • the bit value is the When the value of the bit is a second value, the time unit corresponding to the bit is the target time unit.
  • the time unit corresponding to the bit is not the target time unit.
  • the chip is also used to: send second configuration information to the terminal device, where the second configuration information includes time domain length information, and the time domain length information is used to indicate the M target time units. The length of time for each target time unit in .
  • the time domain length information includes one or more of the following: the time length of each target time unit in the M target time units, the time between two adjacent target time units. Domain interval or the starting time domain position of this first target time unit.
  • each module included in them can be implemented in the form of circuits and other hardware, or at least some of the modules can be implemented in the form of software programs.
  • the software programs run on the integrated circuit inside the chip.
  • the processor and the remaining (if any) modules can be implemented in hardware such as circuits.
  • FIG. 9 is a schematic structural diagram of a sensing signal processing device provided by an embodiment of the present invention.
  • the sensing signal processing device 900 may include a memory 901 and a processor 902 .
  • a communication interface 903 is also included.
  • the memory 901, the processor 902 and the communication interface 903 are connected through one or more communication buses. Among them, the communication interface 903 is controlled by the processor 902 and is used to send and receive information.
  • Memory 901 may include read-only memory and random access memory and provides instructions and data to processor 902. A portion of memory 901 may also include non-volatile random access memory.
  • the communication interface 903 is used to receive or send data.
  • the processor 902 can be a central processing unit (CPU).
  • the processor 902 can also be other general-purpose processors, digital signal processors (DSP), application specific integrated circuits (ASICs). ), ready-made field-programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc.
  • DSP digital signal processors
  • ASICs application specific integrated circuits
  • FPGA ready-made field-programmable gate array
  • the general-purpose processor may be a microprocessor, and optionally, the processor 902 may also be any conventional processor or the like. in:
  • Memory 901 is used to store program instructions.
  • the processor 902 is used to call program instructions stored in the memory 901.
  • the processor 902 calls the program instructions stored in the memory 901 to cause the sensing signal processing device 900 to execute the method executed by the terminal device or network device in the above method embodiment.
  • FIG 10 is a schematic structural diagram of a module device provided by an embodiment of the present application.
  • the module device 1000 can perform the relevant steps of the terminal device or network device in the aforementioned method embodiment.
  • the module device 1000 includes: a communication module 1001, a power module 1002, a storage module 1003 and a chip 1004.
  • the power module 1002 is used to provide power for the module device;
  • the storage module 1003 is used to store data and instructions;
  • the communication module 1001 is used for internal communication of the module device, or for communication between the module device and external devices. ;
  • Chip 1004 is used to execute the method executed by the terminal device or network device in the above method embodiment.
  • Embodiments of the present application also provide a computer-readable storage medium. Instructions are stored in the computer-readable storage medium. When the instruction is run on a processor, the method flow of the above method embodiment is implemented.
  • An embodiment of the present application also provides a computer program product.
  • the computer program product is run on a processor, the method flow of the above method embodiment is implemented.
  • each device and product described in the above embodiments may be software modules/units or hardware modules/units, or they may be partly software modules/units and partly hardware modules/units.
  • each module/unit contained in each device or product applied or integrated into a chip can be implemented in the form of hardware such as circuits, or at least some of the modules/units can be implemented in the form of a software program, and the software program runs Integrating the processor inside the chip, the remaining (if any) modules/units can be implemented using circuits and other hardware methods; for various devices and products applied to or integrated into the chip module, all modules/units included in them can be implemented using hardware methods such as circuits. Circuits and other hardware are implemented.
  • Different modules/units can be located in the same piece of the chip module (such as chips, circuit modules, etc.) or in different components.
  • at least some modules/units can be implemented in the form of software programs.
  • the software program Running on the processor integrated inside the chip module, the remaining (if any) modules/units can be implemented in hardware such as circuits; for each device or product that is applied to or integrated into the terminal, the modules/units it contains can all It is implemented in the form of hardware such as circuits.
  • Different modules/units can be located in the same component (for example, chip, circuit module, etc.) or in different components in the terminal.
  • at least some modules/units can be implemented in the form of software programs.
  • the software The program runs on the processor integrated inside the terminal, and the remaining (if any) modules/units can be implemented using circuits and other hardware methods.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande divulgue un procédé de traitement de signal de détection, un appareil, une puce et un dispositif de module. Le procédé consiste à : générer un signal de domaine temporel d'un signal de détection, le signal de domaine temporel occupant un premier symbole OFDM ; et à un moment donné du premier symbole OFDM, envoyer à un dispositif réseau un signal dans le signal de domaine temporel. Le procédé décrit par la présente demande améliore l'efficacité spectrale.
PCT/CN2023/109839 2022-07-29 2023-07-28 Procédé de traitement de signal de détection, appareil, puce et dispositif de module WO2024022488A1 (fr)

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CN202210906835.8A CN117545082A (zh) 2022-07-29 2022-07-29 一种感知信号的处理方法、装置、芯片及模组设备
CN202210906835.8 2022-07-29

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Citations (4)

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Publication number Priority date Publication date Assignee Title
CN114079891A (zh) * 2020-08-21 2022-02-22 华为技术有限公司 信号传输方法、通信装置及存储介质
CN114402222A (zh) * 2019-09-09 2022-04-26 华为技术有限公司 用于在无线通信网络中配置感知信号的系统和方法
CN114584988A (zh) * 2020-11-28 2022-06-03 华为技术有限公司 用于感知和通信的方法和装置
WO2022141299A1 (fr) * 2020-12-30 2022-07-07 Oppo广东移动通信有限公司 Procédé de transmission de ressource de signal de référence, appareil, et support de stockage

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114402222A (zh) * 2019-09-09 2022-04-26 华为技术有限公司 用于在无线通信网络中配置感知信号的系统和方法
CN114079891A (zh) * 2020-08-21 2022-02-22 华为技术有限公司 信号传输方法、通信装置及存储介质
CN114584988A (zh) * 2020-11-28 2022-06-03 华为技术有限公司 用于感知和通信的方法和装置
WO2022141299A1 (fr) * 2020-12-30 2022-07-07 Oppo广东移动通信有限公司 Procédé de transmission de ressource de signal de référence, appareil, et support de stockage

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