WO2024017298A1 - Procédé et appareil de mesure d'interférence, puce, module de puce et support de stockage - Google Patents

Procédé et appareil de mesure d'interférence, puce, module de puce et support de stockage Download PDF

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Publication number
WO2024017298A1
WO2024017298A1 PCT/CN2023/108168 CN2023108168W WO2024017298A1 WO 2024017298 A1 WO2024017298 A1 WO 2024017298A1 CN 2023108168 W CN2023108168 W CN 2023108168W WO 2024017298 A1 WO2024017298 A1 WO 2024017298A1
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WIPO (PCT)
Prior art keywords
resource
measurement
resources
index
indicate
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PCT/CN2023/108168
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English (en)
Chinese (zh)
Inventor
张帅
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北京紫光展锐通信技术有限公司
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Publication of WO2024017298A1 publication Critical patent/WO2024017298A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • 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
    • H04W72/231—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the layers above the physical layer, e.g. RRC or MAC-CE signalling
    • 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
    • H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling

Definitions

  • the present application relates to the field of communication technology, and in particular to an interference measurement method, device, chip, chip module and storage medium.
  • frequency division is used to reduce interference and reduce the cost of the base station. complexity, easier to implement, and has become a hot spot for standardization.
  • t represents time
  • f represents frequency
  • D represents downlink
  • U represents uplink.
  • the frequency domain resources are divided into different subbands on the base station side.
  • different subbands can perform downlink transmission and uplink reception respectively.
  • UE user equipment
  • half-duplex is still supported. At a certain point in time, it can only perform downlink reception on the downlink subband or perform uplink transmission on the uplink subband.
  • This will introduce inter-subband cross-link interference (UE-to-UE inter subband CLI) between user equipment and user equipment intra-subband cross-link interference (UE-to-UE intra subband CLI).
  • This application provides an interference measurement method, device, chip, chip module and storage medium, and provides a method for terminal equipment to measure cross-link interference in a sub-band full-duplex scenario.
  • an interference measurement method is provided, applied to a first terminal device, and the method includes:
  • Receive configuration information is used to configure measurement resources, the measurement resources include resources in a partial bandwidth (bandwidth part, BWP); or the measurement resources include at least one of the following resources: resources in downlink frequency domain resources , resources in the guard band, received signal strength indication-resource (RSSI-resource); the measurement resources are used to measure cross-link interference, and the cross-link interference includes the second terminal device Interference between uplink transmission on the second time-frequency resource and downlink reception of the first terminal device on the first time-frequency resource; the time domain resources of the first time-frequency resource and the second time-frequency resource are the same ;
  • BWP bandwidth part
  • the measurement resources include at least one of the following resources: resources in downlink frequency domain resources , resources in the guard band, received signal strength indication-resource (RSSI-resource); the measurement resources are used to measure cross-link interference, and the cross-link interference includes the second terminal device Interference between uplink transmission on the second time-frequency resource and downlink reception of the first terminal device on the first time-frequency resource; the
  • the cross-link interference is measured on the measurement resource.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes a first index, and the first index is used to indicate the downlink frequency domain resources.
  • the measurement resources include resources in the guard band
  • the configuration information includes the Two indexes, the second index is used to indicate the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, an index of a first resource block, and a number of first resource blocks. number;
  • the first index is used to indicate the downlink frequency domain resource
  • the index of the first resource block is used to indicate the starting resource block of the measurement resource in the downlink frequency domain resource.
  • the number of resource blocks is used to indicate the number of resource blocks of the measurement resources in the downlink frequency domain resources;
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, an index of a second resource block, and a number of second resource blocks;
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resource in the guard band
  • the number of second resource blocks is used to Indicates the number of resource blocks of the measurement resource in the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, a first map;
  • the first index is used to indicate the downlink frequency domain resource
  • the first map is used to indicate the measurement resource in the downlink frequency domain resource
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, a second bitmap;
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resource in the guard band
  • the measurement resources include resources in the BWP;
  • the configuration information includes at least one of the following information: a third index, an index of a third resource block, and a number of third resource blocks; or , the configuration information includes at least one of the following information: the third index, the third bitmap;
  • the third index is used to indicate the BWP
  • the index of the third resource block is used to indicate the starting resource block of the measurement resource in the BWP
  • the number of third resource blocks is used to indicate Indicates the number of resource blocks of the measurement resources in the BWP
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the measurement resource includes the RSSI-resource
  • the configuration information includes: an index of the RSSI-resource
  • the method further includes:
  • the measurement results of the cross-link interference are reported, and the measurement results of the cross-link interference are only processed by the physical layer in the first terminal device.
  • the measurement result of the cross-link interference report is a received signal strength indication (RSSI), and the value of the RSSI is less than -100dBm.
  • RSSI received signal strength indication
  • the configuration information is carried in a medium access control-control element (MAC-CE) and/or downlink control information (DCI).
  • MAC-CE medium access control-control element
  • DCI downlink control information
  • the first time-frequency resource and the second time-frequency resource are located in the same BWP.
  • an interference measurement method is provided, applied to network equipment, and the method includes:
  • the configuration information is used to configure measurement resources, and the measurement resources include resources in the BWP; or, the measurement resources include at least one of the following resources: resources in the downlink frequency domain resources, resources in the guard band , RSSI-resource; the measurement resource is used to measure cross-link interference.
  • the cross-link interference includes the uplink transmission of the second terminal device on the second time-frequency resource to the first terminal device on the first time-frequency resource. interference of downlink reception; the first time The frequency resource is the same as the time domain resource of the second time-frequency resource;
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes a first index, and the first index is used to indicate the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes a second index, and the second index is used to indicate the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, an index of a first resource block, and a number of first resource blocks. number;
  • the first index is used to indicate the downlink frequency domain resource
  • the index of the first resource block is used to indicate the starting resource block of the measurement resource in the downlink frequency domain resource.
  • the number of resource blocks is used to indicate the number of resource blocks of the measurement resources in the downlink frequency domain resources;
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, an index of a second resource block, and a number of second resource blocks;
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resource in the guard band
  • the number of second resource blocks is used to Indicates the number of resource blocks of the measurement resource in the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, a first map;
  • the first index is used to indicate the downlink frequency domain resource
  • the first map is used to indicate the measurement resource in the downlink frequency domain resource
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, a second bitmap;
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resource in the guard band
  • the measurement resources include resources in the BWP;
  • the configuration information includes at least one of the following information: a third index, an index of a third resource block, and a number of third resource blocks; or , the configuration information includes at least one of the following information: the third index, the third bitmap;
  • the third index is used to indicate the BWP
  • the index of the third resource block is used to indicate the starting resource block of the measurement resource in the BWP
  • the number of third resource blocks is used to indicate Indicates the number of resource blocks of the measurement resources in the BWP
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the measurement resource includes the RSSI-resource
  • the configuration information includes: an index of the RSSI-resource
  • the measurement result of the cross-link interference report is an RSSI value, and the RSSI value is less than -100dBm.
  • the configuration information is carried in MAC-CE and/or DCI.
  • the measurement result of the cross-link interference is only processed through the physical layer in the first terminal device.
  • the first time-frequency resource and the second time-frequency resource are located in the same BWP.
  • an interference measurement device which can implement the interference measurement method in the first aspect.
  • the interference measurement device may be a chip or terminal equipment.
  • the above method can be implemented through software, hardware, or through hardware executing corresponding software.
  • the interference measurement device includes a transceiver unit and a processing unit, wherein the transceiver unit is used to receive configuration information, and the configuration information is used to configure measurement resources, and the measurement resources include Resources in BWP; or, the measurement resources include at least one of the following resources: resources in downlink frequency domain resources, resources in guard bands, and RSSI-resources; the measurement resources are used to measure cross-link interference, and Cross-link interference includes interference caused by the uplink transmission of the second terminal equipment on the second time-frequency resource to the downlink reception of the first terminal equipment on the first time-frequency resource; the first time-frequency resource and the third time-frequency resource The time domain resources of the two time-frequency resources are the same; and the processing unit is configured to measure the cross-link interference on the measurement resources.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes a first index, where the first index is used to indicate the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes a second index, and the second index is used to indicate the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, an index of a first resource block, and a number of first resource blocks;
  • the first index is used to indicate the downlink frequency domain resource
  • the index of the first resource block is used to indicate the starting resource block of the measurement resource in the downlink frequency domain resource.
  • the number of resource blocks is used to indicate the number of resource blocks of the measurement resources in the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, an index of a second resource block, and a number of second resource blocks;
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resource in the guard band
  • the number of second resource blocks is used to Indicates the number of resource blocks of the measurement resource in the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, a first map;
  • the first index is used to indicate the downlink frequency domain resource
  • the first map is used to indicate the measurement resource in the downlink frequency domain resource
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, a second bitmap;
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resource in the guard band
  • the measurement resources include resources in the BWP;
  • the configuration information includes at least one of the following information: a third index, an index of a third resource block, and a number of third resource blocks; or, the configuration information Including at least one of the following information: the third index, the third bitmap;
  • the third index is used to indicate the BWP
  • the index of the third resource block is used to indicate the starting resource block of the measurement resource in the BWP
  • the number of third resource blocks is used to indicate Indicates the number of resource blocks of the measurement resources in the BWP
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the measurement resource includes the RSSI-resource
  • the configuration information includes: an index of the RSSI-resource
  • the transceiver unit is also configured to report the measurement results of the cross-link interference, and the measurement results of the cross-link interference are only processed by the physical layer in the first terminal device.
  • the measurement result of the cross-link interference report is an RSSI value, and the RSSI value is less than -100dBm.
  • the configuration information is carried in MAC-CE and/or DCI.
  • the first time-frequency resource and the second time-frequency resource are located in the same BWP.
  • a fourth aspect provides an interference measurement device that can implement the interference measurement method in the above second aspect.
  • the interference measurement device may be a chip or a network device.
  • the above method can be implemented through software, hardware, or through hardware executing corresponding software.
  • the interference measurement device includes a transceiver unit, and may also include a processing unit, wherein the transceiver unit is used to send configuration information, and the configuration information is used to configure measurement resources, and the
  • the measurement resources include resources in BWP; or, the measurement resources include at least one of the following resources: resources in downlink frequency domain resources, resources in guard bands, and RSSI-resources; the measurement resources are used to measure cross-link interference.
  • the cross-link interference includes interference from the uplink transmission of the second terminal equipment on the second time-frequency resource to the downlink reception of the first terminal equipment on the first time-frequency resource; the first time-frequency resource and the The time domain resources of the second time-frequency resources are the same; and the transceiver unit is also configured to receive the measurement result of the cross-link interference.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes a first index, where the first index is used to indicate the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes a second index, and the second index is used to indicate the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, an index of a first resource block, and a number of first resource blocks;
  • the first index is used to indicate the downlink frequency domain resource
  • the index of the first resource block is used to indicate the starting resource block of the measurement resource in the downlink frequency domain resource.
  • the number of resource blocks is used to indicate the number of resource blocks of the measurement resources in the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, an index of a second resource block, and a number of second resource blocks;
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resource in the guard band
  • the number of second resource blocks is used to Indicates the number of resource blocks of the measurement resource in the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, a first map;
  • the first index is used to indicate the downlink frequency domain resource
  • the first map is used to indicate the measurement resource in the downlink frequency domain resource
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, a second bitmap;
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resource in the guard band
  • the measurement resources include resources in the BWP;
  • the configuration information includes at least one of the following information: a third index, an index of a third resource block, and a number of third resource blocks; or, the configuration information Including at least one of the following information: the third index, the third bitmap;
  • the third index is used to indicate the BWP
  • the index of the third resource block is used to indicate the starting resource block of the measurement resource in the BWP
  • the number of third resource blocks is used to indicate Indicates the number of resource blocks of the measurement resources in the BWP
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the measurement resource includes the RSSI-resource
  • the configuration information includes: an index of the RSSI-resource
  • the measurement result of the cross-link interference report is an RSSI value, and the RSSI value is less than -100dBm.
  • the configuration information is carried in MAC-CE and/or DCI.
  • the measurement result of the cross-link interference is only processed through the physical layer in the first terminal device.
  • the first time-frequency resource and the second time-frequency resource are located in the same BWP.
  • the apparatus for interference measurement in the above third aspect or the fourth aspect includes a processor coupled to a memory; the processor is configured to support all The device performs corresponding functions in the above interference measurement method.
  • the memory is coupled to the processor and holds programs (instructions) and/or data necessary for the device.
  • the interference measurement device may also include a communication interface to support communication between the device and other network elements.
  • the memory may be located inside the device for interference measurement, or may be located outside the device for interference measurement.
  • the interference measurement device in the above third aspect or the fourth aspect includes a processor and a transceiver device, and the processor is coupled to the transceiver device.
  • the processor is used to execute a computer program or instructions to control the transceiver device to receive and send information; when the processor executes the computer program or instructions, the processor is also used to use a logic circuit or Execute code instructions to implement the above methods.
  • the transceiver device may be a transceiver, a transceiver circuit or an input/output interface, used to receive signals from other devices other than the interference measurement device and transmit them to the processor or to transmit signals from the processor. The signal is sent to other devices than the device that interferes with the measurement.
  • the interference measurement device is a chip
  • the transceiver device is a transceiver circuit or an input-output interface.
  • the sending unit may be an output unit, such as an output circuit or a communication interface; the receiving unit may be an input unit, such as an input circuit or a communication interface.
  • the sending unit may be a transmitter or a transmitter; the receiving unit may be a receiver or a receiver.
  • a computer-readable storage medium In a fifth aspect, a computer-readable storage medium is provided. Computer programs or instructions are stored in the computer-readable storage medium. When the computer executes the computer program or instructions, the methods described in the above aspects are implemented.
  • a sixth aspect provides a computer program product containing instructions. When the instructions are run on a device that interferes with measurement, the device that interferes with measurement causes the device that interferes with measurement to execute the methods described in the above aspects.
  • a seventh aspect provides a communication system, which includes the interference measurement device of the third aspect and the interference measurement device of the fourth aspect.
  • the first terminal device that is subject to cross-link interference receives configuration information for configuring measurement resources, and the terminal device performs cross-link interference measurement on the corresponding measurement resources, thereby providing cross-link measurement in a sub-band full-duplex scenario. methods of interference.
  • FIGS 1a-1d are schematic diagrams of frequency domain division using full-duplex technology
  • FIG. 2 is a schematic diagram of a communication system involved in this application.
  • FIG. 3 is a schematic diagram of another communication system involved in this application.
  • FIG. 4 is a schematic diagram of another communication system involved in this application.
  • Figure 5 is a schematic flow chart of an interference measurement method provided by an embodiment of the present application.
  • Figure 6 is a schematic diagram of an interference measurement scenario according to an embodiment of the present application.
  • Figure 7 is a schematic diagram of a measurement resource configuration example according to an embodiment of the present application.
  • Figure 8 is a schematic diagram of another measurement resource configuration example according to an embodiment of the present application.
  • Figure 9 is a schematic diagram of another measurement resource configuration example according to the embodiment of the present application.
  • Figure 10 is a schematic structural diagram of an interference measurement device provided by an embodiment of the present application.
  • Figure 11 is a schematic structural diagram of another interference measurement device provided by an embodiment of the present application.
  • Figure 12 is a schematic structural diagram of a simplified terminal device provided by an embodiment of the present application.
  • Figure 13 is a schematic structural diagram of a simplified network device provided by an embodiment of the present application.
  • FIG 2 shows a schematic diagram of a communication system involved in this application.
  • the communication system may include one or more network devices (only one is shown in the figure) and one or more terminal devices connected to the network device.
  • a network device can transmit data or control signaling to one or more terminal devices.
  • multiple network devices can also transmit data or control signaling for a terminal device at the same time.
  • the network device can be any device with wireless transceiver functions, including but not limited to: base station (NodeB), evolved base station (eNodeB), base station in the fifth generation ( 5th generation, 5G) communication system, and future communication system Base stations or network equipment, access nodes, wireless relay nodes, wireless backhaul nodes, etc. in WiFi systems.
  • the network device may also be a wireless controller in a cloud radio access network (cloud radio access network, CRAN) scenario.
  • Network equipment can also be small stations, transmission nodes (transmission reference points, TRPs), etc.
  • TRPs transmission reference points
  • Terminal equipment is a device with wireless transceiver functions. It can be deployed on land (including indoors or outdoors), and can be handheld, wearable or vehicle-mounted; it can also be deployed on water, such as ships, etc.; it can also be deployed in the air, such as Planes, balloons, satellites, etc.
  • Terminal devices can be mobile phones, tablets, computers with wireless transceiver functions, wearable devices, drones, helicopters, airplanes, ships, robots, robotic arms, smart home equipment, virtual reality (virtual reality) reality (VR) terminal equipment, augmented reality (AR) terminal equipment, wireless terminal equipment in industrial control (industrial control), wireless terminal equipment in self-driving (self-driving), complete vehicles, and in-vehicle Functional module, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid, wireless terminal equipment in transportation safety, wireless terminal equipment in smart city (For example, street lights, etc.), wireless terminal equipment in smart homes, etc.
  • the embodiments of this application do not limit application scenarios.
  • Terminal equipment can sometimes also be called user equipment (UE), access terminal equipment, UE unit, mobile station, mobile station, remote station, remote terminal equipment, mobile equipment, terminal, wireless communication equipment, UE Agent or UE device, etc.
  • UE user equipment
  • access terminal equipment UE unit
  • mobile station mobile station
  • remote station remote terminal equipment
  • mobile equipment terminal
  • wireless communication equipment UE Agent or UE device, etc.
  • the embodiments of this application do not limit the specific technology and specific equipment form used by the terminal equipment.
  • the terminal device or network device includes a hardware layer, an operating system layer running on the hardware layer, and an application layer running on the operating system layer.
  • This hardware layer includes hardware such as central processing unit (CPU), memory management unit (MMU) and memory (also called main memory).
  • the operating system can be any one or more computer operating systems that implement business processing through processes, such as Linux operating system, Unix operating system, Android operating system, iOS or windows operating system, etc.
  • This application layer includes applications such as browsers, address books, word processing software, and instant messaging software.
  • the embodiments of the present application do not specifically limit the specific structure of the execution subject of the method provided by the embodiments of the present application.
  • the method provided by the embodiments of the present application can be executed by running a program that records the code of the method provided by the embodiments of the present application.
  • the execution subject of the method provided by the embodiment of the present application can be a terminal device or a network device, or a functional module in the terminal device or network device that can call a program and execute the program.
  • the relevant functions of the terminal device or network device in the embodiment of this application can be implemented by one device, or can be implemented by multiple devices together, or can be implemented by one or more functional modules in one device.
  • the implementation of this application The example does not specifically limit this. It can be understood that the above functions can be either network elements in hardware devices, software functions running on dedicated hardware, or a combination of hardware and software, or instantiated on a platform (for example, a cloud platform) Virtualization capabilities.
  • the terminal device 10 includes a processor 101, a memory 102 and a transceiver 103.
  • the transceiver 103 includes a transmitter 1031, a receiver 1032 and an antenna 1033.
  • the network device 20 includes a processor 201, a memory 202, and a transceiver 203.
  • the transceiver 203 includes a transmitter 2031, a receiver 2032, and an antenna 2033.
  • the receiver 1032 may be configured to receive transmission control information through the antenna 1033, and the transmitter 1031 may be configured to send transmission feedback information to the network device 20 through the antenna 1033.
  • the transmitter 2031 may be configured to send transmission control information to the terminal device 10 through the antenna 2033, and the receiver 2032 may be configured to receive transmission feedback information sent by the terminal device 10 through the antenna 2033.
  • the processor 101/processor 201 can be a CPU, a microprocessor, an application-specific integrated circuit (ASIC), or one or more integrated circuits used to control the execution of the program of the present application.
  • ASIC application-specific integrated circuit
  • the memory 102/memory 202 may be a device with a storage function.
  • it can be read-only memory (ROM) or other types of static storage devices that can store static information and instructions, random access memory (random access memory, RAM) or other types of things that can store information and instructions.
  • Dynamic storage devices can also be electrically erasable programmable read-only memory (EEPROM), compact disc read-only memory (CD-ROM) or other optical disk storage, optical disc storage ( Including compressed optical discs, laser discs, optical discs, digital versatile discs, Blu-ray discs, etc.), magnetic disk storage media or other magnetic storage devices, or can be used to carry or store desired program code in the form of instructions or data structures and can be stored by a computer. any other medium, but not limited to this.
  • the memory can exist independently and be connected to the processor through communication lines. Memory can also be integrated with the processor.
  • the memory 102/memory 202 is used to store computer execution instructions for executing the solution of the present application, and the execution is controlled by the processor 101/processor 201.
  • the processor 101/processor 201 is used to execute computer execution instructions stored in the memory 102/memory 202, thereby implementing the interference measurement method provided in the embodiment of the present application.
  • the processor 101/processor 201 may also perform processing-related functions in the interference measurement method provided in the following embodiments of the present application.
  • the computer-executed instructions in the embodiments of the present application may also be called application codes, which are not specifically limited in the embodiments of the present application.
  • system and “network” in the embodiments of this application can be used interchangeably.
  • Multiple means two or more.
  • plural may also be understood as “at least two” in the embodiments of this application.
  • And/or describes the relationship between related objects, indicating that there can be three relationships. For example, A and/or B can mean: A exists alone, A and B exist simultaneously, and B exists alone.
  • the character "/”, unless otherwise specified, generally indicates that the related objects are in an "or” relationship.
  • Embodiments of the present application provide an interference measurement solution.
  • the first terminal device that is subject to cross-link interference receives configuration information for configuring measurement resources and performs cross-link interference measurement on the corresponding measurement resources, thereby providing subband Method to measure cross-link interference in full-duplex scenario.
  • the Methods can include the following steps:
  • the network device sends configuration information.
  • the first terminal device receives the configuration information.
  • the network device In order to obtain the cross-link interference suffered by the first terminal device, the network device needs to configure measurement resources for the first terminal device for the first terminal device to measure the cross-link interference. Specifically, the network device sends configuration information to the first terminal device.
  • the configuration information is used to configure measurement resources.
  • Measurement resources are used to measure cross-link interference.
  • the measurement resources include resources in BWP, and/or, in another case, the measurement resources include at least one of the following resources: resources in downlink frequency domain resources, guard band Resources in, RSSI-resource.
  • the downlink frequency domain resource is a continuous frequency domain resource.
  • a continuous resource block (RB) or subcarrier is a frequency domain resource used only for downlink transmission. It may be a subband full duplex The descending subband in .
  • the uplink and downlink transmissions are divided through different frequency domain resources.
  • the uplink and downlink frequency domain resources are A section of frequency domain resources is inserted between them. Uplink and downlink transmission will not be performed on this section of frequency domain resources. This section of frequency domain resources may be called a guard band.
  • the cross-link interference includes interference caused by the uplink transmission of the second terminal device on the second time-frequency resource to the downlink reception of the first terminal device on the first time-frequency resource.
  • the time domain resources of the first time-frequency resource and the second time-frequency resource are the same.
  • cross-link interference includes the uplink transmission of multiple second terminal devices on multiple second time-frequency resources (one second terminal device corresponds to one second time-frequency resource) to the first terminal device on the first time-frequency resource. Interference in uplink and downlink reception.
  • the time domain resources of the first time-frequency resource and the plurality of second time-frequency resources are the same. This embodiment does not limit the number of second terminal devices.
  • cross-link interference includes the uplink transmission of the second terminal device on the second time-frequency resource to multiple first terminal devices on multiple first time-frequency resources (one first terminal device corresponds to one first time-frequency resource) Interference in uplink and downlink reception.
  • the time domain resources of the plurality of first time-frequency resources and the second time-frequency resources are the same.
  • the first terminal device described in step S501 is any one of the plurality of first terminal devices.
  • the cross-link interference measured by the first terminal device described in step S501 refers to the cross-link interference measured by the second terminal device at the second time.
  • the uplink transmission on the frequency resource interferes with the downlink reception of the first terminal device on its corresponding first time-frequency resource.
  • the cross-link interference includes the uplink transmission of multiple second terminal devices on multiple second time-frequency resources (one second terminal device corresponds to one second time-frequency resource) to multiple first terminal devices on multiple second time-frequency resources. Interference in downlink reception on a time-frequency resource (one first terminal device corresponds to one first time-frequency resource).
  • the time domain resources of the plurality of first time-frequency resources and the plurality of second time-frequency resources are the same. This embodiment does not limit the number of the first terminal device and the second terminal device, and may be one or more.
  • the first terminal device described in step S501 is any one of the plurality of first terminal devices.
  • the cross-link interference measured by the first terminal device described in step S501 refers to the above-mentioned plurality of second terminal devices. Uplink transmission on multiple second time-frequency resources interferes with downlink reception of the first terminal device on its corresponding first time-frequency resource.
  • the frequency domain resource of the first time-frequency resource (which may be called the first frequency domain resource) and the frequency domain resource of the second time-frequency resource (which may be called the second frequency domain resource) may be completely different, or partially the same, or All the same.
  • the first frequency domain resource and the second frequency domain resource are each a continuous frequency domain resource.
  • the first frequency domain resource and the second frequency domain resource may be located in the same BWP, or may be located in different BWPs.
  • the first frequency domain resource and the second frequency domain resource may be different subbands in a subband full-duplex scenario.
  • the first frequency domain resource may be a downlink subband in a subband full-duplex scenario
  • the second frequency domain resource may be an uplink subband in a subband full-duplex scenario.
  • the two subbands may be adjacent subbands. Bands can also be non-adjacent sub-bands.
  • Each subband can be a continuous frequency domain resource.
  • the division of subbands in the subband full-duplex scenario and/or the transmission direction (uplink or downlink) of each subband can be configured by the network device, or specified by the protocol, or determined by other methods, and is not limited by this application. .
  • the interfering terminal equipment (aggressor UE) (UE1, that is, the second terminal equipment) is in the uplink frequency domain resource (that is, the frequency of the second time-frequency resource).
  • the transmit beam to be measured is used to transmit uplink signals (for example, sounding reference signal (SRS)) on domain resources), while other victim UEs (UE2, UE3, that is, the first terminal equipment ) receives the downlink signal on the downlink frequency domain resource (that is, the frequency domain resource of the first time-frequency resource), and measures and reports cross-link interference on the measurement resource.
  • SRS sounding reference signal
  • This embodiment involves the configuration of cross-link measurement resources and the configuration of reported content.
  • the measurement resources configured in this application are all zero power-channel state information-reference signal (ZP-CSI-RS) resources, that is, the network device does not send signals on this resource.
  • ZP-CSI-RS zero power-channel state information-reference signal
  • a terminal device performs cross-link interference measurement on all configured measurement resources, and the obtained signal strength is the interference signal strength.
  • the configuration of measurement resources in this embodiment may include the following situations:
  • the measurement resources include resources in the downlink frequency domain resources.
  • the above configuration information includes a first index, and the first index is used to indicate downlink frequency domain resources.
  • the downlink frequency domain resource includes one or more resource blocks.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on all resource blocks in the downlink frequency domain resources corresponding to the first index. For example, in a BWP, downlink frequency domain resources have a unique index, and the downlink frequency domain resources can be uniquely distinguished through this index.
  • the network device sends the first index i, which is used to indicate the downlink frequency domain resource with index i, where the value of i may be 0, 1, 2, ....
  • the first terminal equipment performs CLI measurement on the downlink frequency domain resource i.
  • FIG 7 it is a schematic diagram of a measurement resource configuration example according to an embodiment of the present application.
  • the first index is 1, and the first index is used to indicate downlink frequency domain resource 1.
  • the first terminal equipment performs cross-link interference measurement on all resource blocks of the downlink frequency domain resource 1.
  • the configuration information may also include indexes of multiple downlink frequency domain resources, and then the first terminal device performs cross-link interference measurement on all resource blocks of the multiple downlink frequency domain resources.
  • the above configuration information includes one or more of the following information: the first index, the index of the first resource block, and the number of the first resource block.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on some or all resource blocks in the downlink frequency domain resources corresponding to the first index.
  • the first index i is used to indicate the downlink frequency domain resource with index i
  • the index j of the first resource block is used to indicate the starting resource block j of the measurement resource in the downlink frequency domain resource i
  • the number of first resource blocks Used to indicate the number of resource blocks of measurement resources in downlink frequency domain resources.
  • the values of i and j can be 0, 1, 2,... respectively.
  • the value of j can be any value from 0 to 9.
  • Figure 8 it is a schematic diagram of another measurement resource configuration example according to the embodiment of the present application.
  • the first index is 1, the index of the first resource block is 2, and the number of first resource blocks is 3.
  • the first terminal device Cross-link interference measurement is performed on resource blocks 2, 3, and 4 of the downlink frequency domain resource 1 (ie, RB2 to RB4 in Figure 8).
  • the indexes of resource blocks in the drawings of this application are only examples. In actual implementation, the indexes of resource blocks in different frequency domain resources can be numbered together. In this case, the index of the downlink frequency domain resource 1 The index of a resource block may not be 0.
  • the configuration information only includes part of the first index, the index of the first resource block, and the number of first resource blocks, then the other information may be preconfigured or specified by the protocol. , or determined through negotiation between the network equipment and the terminal equipment, this application does not impose restrictions.
  • the configuration information only includes the first index and the index of the first resource block, then the number of first resource blocks may be preconfigured, or specified by the protocol, or determined through negotiation between the network device and the terminal device.
  • the above-mentioned first index, the index of the first resource block, and the number of the first resource blocks may be configured through one piece of configuration information, or may be configured through multiple pieces of configuration information.
  • the configuration information in this embodiment is a general term.
  • the above configuration information includes at least one of the following information: the first index and the first map.
  • the network device uses the configuration information to indicate part or all of the resources of the first terminal device in the downlink frequency domain resource of the first index. CLI measurements are performed on the source.
  • the first index i is used to indicate the downlink frequency domain resource with index i
  • the first index is used to indicate continuous or discontinuous measurement resources in the downlink frequency domain resource.
  • the value of i can be 0, 1, 2,....
  • FIG 9 it is a schematic diagram of another measurement resource configuration example according to the embodiment of the present application.
  • the first index is 1, and the first index is used to indicate downlink frequency domain resource 1.
  • the downlink frequency domain resource 1 includes 10 resource blocks.
  • the first terminal device measures cross-link interference on resource block 3 and resource block 7 of downlink frequency domain resource 1 (resource blocks filled with black in Figure 9).
  • one bit in the first bit map can also be used to represent multiple RBs. This embodiment does not limit how many RBs one bit represents. For example, 10 RBs of downlink frequency domain resource 1 can be indicated by a 5-bit bitmap, and 1 bit represents 2 RBs. Assuming that the first bit is 00101, the first terminal device measures cross-link interference on resource blocks 4, 5, 8, and 9 (that is, RB4, RB5, RB8, and RB9) of downlink frequency domain resource 1.
  • the configuration information only includes the first index and part of the information in the first map
  • other information can be pre-configured, or specified by the protocol, or negotiated between the network device and the terminal device If it is determined, there is no restriction in this application.
  • the configuration information only includes the first index
  • the first index may be preconfigured, or specified by the protocol, or determined through negotiation between the network device and the terminal device.
  • the above-mentioned first index and first map can be configured through one piece of configuration information or multiple pieces of configuration information.
  • the configuration information in this embodiment is a general term.
  • Case 2 The measurement resources include resources in the guard band. At this time, the following three implementation methods can be used:
  • the above configuration information includes a second index, and the second index is used to indicate the guard band.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on all resources in the protection band corresponding to the second index.
  • the configuration information may include a second index used to indicate the guard band. After receiving the configuration information, the first terminal device can perform cross-link interference measurement on all resources in the protection band.
  • the above configuration information includes at least one of the following information: the second index, the index of the second resource block, and the number of the second resource block.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on some or all resources in the protection band corresponding to the second index.
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resources in the guard band
  • the number of the second resource blocks is used to indicate the resource blocks of the measurement resources in the guard band. number.
  • the guard zone includes multiple resource blocks, and each resource block has a corresponding unique index.
  • the first terminal device starts to perform cross-link interference measurement on the starting resource block indicated by the index of the second resource block in the guard band, and on the starting resource block indicated by the index of the second resource block, Cross-link interference measurement is performed on the second number of resource blocks.
  • the configuration information only includes part of the second index, the index of the second resource block, and the number of second resource blocks, then the other information may be preconfigured or specified by the protocol. , or determined through negotiation between the network equipment and the terminal equipment, this application does not impose restrictions.
  • the configuration information only includes the second index and the index of the second resource block, then the number of second resource blocks may be preconfigured, or specified by the protocol, or determined through negotiation between the network device and the terminal device.
  • the above-mentioned second index, the index of the second resource block, and the number of the second resource blocks may be configured through one piece of configuration information, or may be configured through multiple pieces of configuration information.
  • the configuration information in this embodiment is a general term.
  • the above configuration information includes at least one of the following information: the second index and the second bitmap.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on some or all resources in the protection band corresponding to the second index.
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resources in the guard band.
  • There may be multiple protection bands in the configured BWP and each protection band corresponds to an index.
  • the guard zone includes multiple resource blocks, and each resource block has a corresponding unique index.
  • the second index may be used to indicate a guard band as a measurement resource.
  • the second bitmap may be used to indicate one or more resource blocks in the guard band as measurement resources.
  • the configuration information only includes part of the information in the second index and the second bitmap, then other information can be pre-configured, or specified by the protocol, or negotiated between the network device and the terminal device If it is determined, there is no restriction in this application.
  • the configuration information only includes the second bitmap, the second index may be preconfigured, or specified by the protocol, or determined through negotiation between the network device and the terminal device.
  • the above-mentioned second index and second bitmap can be configured through one piece of configuration information or multiple pieces of configuration information.
  • the configuration information in this embodiment is a general term.
  • Measurement resources include resources in BWP
  • the above configuration information includes at least one of the following information: the third index, the index of the third resource block, and the number of the third resource block.
  • the third index is used to indicate BWP.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on some or all resources in the BWP.
  • the index of the third resource block is used to indicate the starting resource block of the measurement resources in the BWP
  • the number of the third resource blocks is used to indicate the number of resource blocks of the measurement resources in the BWP.
  • the BWP includes multiple resource blocks, and each resource block has a corresponding unique index. Then the first terminal equipment starts to perform cross-link interference measurement on the starting resource block indicated by the index of the third resource block in the BWP, and on the starting resource block indicated by the index of the third resource block Cross-link interference measurement is performed on three resource blocks.
  • the configuration information only includes part of the third index, the index of the third resource block, and the number of the third resource block, then the other information may be preconfigured or specified by the protocol. , or determined through negotiation between the network equipment and the terminal equipment, this application does not impose restrictions.
  • the configuration information only includes the third index and the index of the third resource block, then the number of the third resource block may be preconfigured, or specified by the protocol, or determined through negotiation between the network device and the terminal device.
  • the above third index, the index of the third resource block and the number of the third resource block may be configured through one piece of configuration information, or may be configured through multiple pieces of configuration information.
  • the configuration information in this embodiment is a general term.
  • the above configuration information includes at least one of the following information: the third index and the third bitmap.
  • the network device uses the configuration information to instruct the first terminal device to perform CLI measurement on some or all resources in the BWP.
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the BWP includes multiple resource blocks, and each resource block has a corresponding unique index.
  • the third bitmap may indicate several consecutive or discontinuous resource blocks in the BWP as measurement resources.
  • the configuration information only includes part of the information in the third index and the third bitmap, then other information can be pre-configured, or specified by the protocol, or negotiated between the network device and the terminal device If it is determined, there is no restriction in this application.
  • the configuration information only includes the third bitmap, the third index may be preconfigured, or specified by the protocol, or determined through negotiation between the network device and the terminal device.
  • the above third index and third bitmap can be configured through one piece of configuration information or multiple pieces of configuration information.
  • the configuration information in this embodiment is a general term.
  • Measurement resources include RSSI-resource
  • the above configuration information includes: RSSI-resource index.
  • the network device may be pre-configured with one or more RSSI-resources, and each RSSI-resource has a corresponding unique index.
  • the network device can configure the index of the RSSI-resource through configuration information.
  • the first terminal device can perform cross-link interference measurement on the RSSI-resource corresponding to the index of the RSSI-resource.
  • case 1, case 2, and case 3 mentioned above can be combined with each other.
  • one resource in the BWP is configured through method 3.1
  • another resource is configured through method 1.3
  • measurements will be performed on the two resources at the same time.
  • the measurement of CLI is based on period, through radio resource control (radio resource control) control, RRC) signaling to configure periodic measurement resources, and perform measurements on the configured measurement resources.
  • RRC radio resource control
  • resource configurations are all periodic. Such configurations are not very flexible, may cause a waste of resources, and may also make measurements inaccurate.
  • the above configuration information can be carried in MAC-CE and/or DCI, thereby enabling dynamic configuration.
  • the sub-band configuration may change dynamically, so the measurement resources required at different times are also different.
  • the method provided by this application can dynamically change Adapt to the configuration of sub-bands to make measurements more accurate.
  • the CLI may measure the interference of uplink subband signals to downlink subband signals. Due to different scheduling, the same UE may need to measure the interference on different resources at different times.
  • Measurement resources enable flexible and accurate interference measurement.
  • the first terminal device measures cross-link interference on the measurement resource.
  • the network device sends the reference signal on the above-configured measurement resource, and the first terminal device measures the reference signal on the measurement resource to obtain the measurement result of cross-link interference.
  • the value of the measurement result reported in cross-link interference may be the value of RSSI.
  • the method may also include the following steps (indicated by dotted lines in the figure):
  • the first terminal device reports the measurement result of cross-link interference.
  • the measurement result of cross-link interference is only processed by the physical layer in the first terminal device.
  • the network device receives the measurement result of the cross-link interference.
  • the existing CLI reporting mechanism is based on layer 3 (layer3, L3).
  • the measurement result of the cross-link interference may be processed only through the physical layer (ie, layer 1 (L1)) in the first terminal device. Therefore, this measurement result is reported directly through L1 without going through the L3 filter, which can improve the timeliness of reporting measurement results and reduce the reporting delay.
  • the transmission resources and measurement resources are not necessarily the same, that is, the above-mentioned measurement resources may not overlap with the interfering transmission resources, and the signal power measured on the measurement resources is relative to the original
  • the lower limit of the measurement results of cross-link interference reporting redefined in this embodiment will be lower than -100dBm, which is the value of RSSI. Can be less than -100dBm, which more accurately represents the measurement of cross-link interference.
  • the first terminal device that is subject to cross-link interference performs cross-link interference measurement on the corresponding measurement resources by receiving configuration information for configuring measurement resources, thereby providing A method for measuring cross-link interference in sub-band full-duplex scenarios.
  • this application mainly solves the problem of cross-link interference measurement in a sub-band full-duplex scenario, it can also be applied to scenarios with similar requirements in a non-sub-band duplex scenario, and is not limited by this application.
  • the methods and/or steps implemented by the terminal device can also be implemented by components (such as chips or circuits) that can be used in the terminal device; the methods and/or steps implemented by the network device, It can also be implemented by components (such as chips or circuits) that can be used in network equipment.
  • embodiments of the present application also provide an interference measurement device, which is used to implement the various methods mentioned above.
  • the interference measurement device may be a terminal device in the above method embodiment, or a component that can be used in the terminal device; or the interference measurement device may be a network equipment terminal device in the above method embodiment, or a component that can be used in the network Components of equipment terminal equipment. It can be understood that, in order to implement the above functions, the interference measurement device includes hardware structures and/or software modules corresponding to each function.
  • Embodiments of the present application can divide the interference measurement device into functional modules according to the above method embodiments.
  • each functional module can be divided corresponding to each function, or two or more functions can be integrated into one processing module.
  • the above integrated modules can be implemented in the form of hardware or software function modules. It should be noted that the division of modules in the embodiment of the present application is schematic and is only a logical function division. In actual implementation, there may be other division methods.
  • this application also provides the following interference measurement device:
  • FIG. 10 it is a schematic structural diagram of an interference measurement device 1000 provided by an embodiment of the present application.
  • the interference measurement device 1000 includes: a transceiver unit 1001 and a processing unit 1002 . in:
  • the transceiver unit 1001 is configured to receive configuration information.
  • the configuration information is used to configure measurement resources.
  • the measurement resources include resources in BWP; or the measurement resources include at least one of the following resources: downlink frequency domain resources. resources, resources in the guard band, and RSSI-resource; the measurement resources are used to measure cross-link interference, and the cross-link interference includes uplink transmission of the second terminal device on the second time-frequency resource to the third Interference in downlink reception of a terminal device on the first time-frequency resource; the time domain resources of the first time-frequency resource and the second time-frequency resource are the same; and the processing unit 1002 is used to perform the measurement The cross-link interference is measured on the resource.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes a first index, where the first index is used to indicate the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes a second index, and the second index is used to indicate the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, an index of a first resource block, and a number of first resource blocks;
  • the first index is used to indicate the downlink frequency domain resource
  • the index of the first resource block is used to indicate the starting resource block of the measurement resource in the downlink frequency domain resource.
  • the number of resource blocks is used to indicate the number of resource blocks of the measurement resources in the downlink frequency domain resources;
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, an index of a second resource block, and a number of second resource blocks;
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resource in the guard band
  • the number of second resource blocks is used to Indicates the number of resource blocks of the measurement resource in the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, a first map;
  • the first index is used to indicate the downlink frequency domain resource
  • the first map is used to indicate the measurement resource in the downlink frequency domain resource
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, a second bitmap;
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resource in the guard band
  • the measurement resources include resources in the BWP;
  • the configuration information includes at least one of the following information: a third index, an index of a third resource block, and a number of third resource blocks; or, the configuration information Include at least one of the following information: The third index and the third bitmap;
  • the third index is used to indicate the BWP
  • the index of the third resource block is used to indicate the starting resource block of the measurement resource in the BWP
  • the number of third resource blocks is used to indicate Indicates the number of resource blocks of the measurement resources in the BWP
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the measurement resource includes the RSSI-resource
  • the configuration information includes: an index of the RSSI-resource
  • the transceiver unit 1001 is also configured to report the measurement results of the cross-link interference, and the measurement results of the cross-link interference are only processed by the physical layer in the first terminal device.
  • the measurement result of the cross-link interference report is an RSSI value, and the RSSI value is less than -100dBm.
  • the configuration information is carried in MAC-CE and/or DCI.
  • the device that is subject to cross-link interference receives configuration information for configuring measurement resources and performs cross-link interference measurement on the corresponding measurement resources, thereby providing sub- Method for measuring cross-link interference in a full-duplex scenario.
  • the interference measurement device 1100 includes: a transceiver unit 1101 and a processing unit 1102 . in:
  • the transceiver unit 1101 is configured to send configuration information.
  • the configuration information is used to configure measurement resources.
  • the measurement resources include resources in BWP; or the measurement resources include at least one of the following resources: downlink frequency domain resources. resources, resources in the guard band, and RSSI-resource; the measurement resources are used to measure cross-link interference.
  • the cross-link interference includes uplink transmission of the second terminal device on the second time-frequency resource to the first terminal.
  • the interference of the downlink reception of the device on the first time-frequency resource; the time domain resources of the first time-frequency resource and the second time-frequency resource are the same; and the transceiver unit 1101 is also used to receive the cross-link Measurement results of road interference.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes a first index, where the first index is used to indicate the downlink frequency domain resources.
  • the measurement resources include resources in the guard band, and the configuration information includes a second index, and the second index is used to indicate the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, an index of a first resource block, and a number of first resource blocks;
  • the first index is used to indicate the downlink frequency domain resource
  • the index of the first resource block is used to indicate the starting resource block of the measurement resource in the downlink frequency domain resource.
  • the number of resource blocks is used to indicate the number of resource blocks of the measurement resources in the downlink frequency domain resources;
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, an index of a second resource block, and a number of second resource blocks;
  • the second index is used to indicate the guard band
  • the index of the second resource block is used to indicate the starting resource block of the measurement resource in the guard band
  • the number of second resource blocks is used to Indicates the number of resource blocks of the measurement resource in the guard band.
  • the measurement resources include resources in the downlink frequency domain resources, and the configuration information includes at least one of the following information: a first index, a first map;
  • the first index is used to indicate the downlink frequency domain resource
  • the first map is used to indicate the measurement resource in the downlink frequency domain resource
  • the measurement resources include resources in the guard band, and the configuration information includes at least one of the following information: a second index, a second bitmap;
  • the second index is used to indicate the guard band
  • the second bitmap is used to indicate the measurement resource in the guard band
  • the measurement resources include resources in the BWP;
  • the configuration information includes at least one of the following information: a third index, an index of a third resource block, and a number of third resource blocks; or, the configuration information Including at least one of the following information: the third index, the third bitmap;
  • the third index is used to indicate the BWP
  • the index of the third resource block is used to indicate the starting resource block of the measurement resource in the BWP
  • the number of third resource blocks is used to indicate Indicates the number of resource blocks of the measurement resources in the BWP
  • the third bitmap is used to indicate the measurement resources in the BWP.
  • the measurement resource includes the RSSI-resource
  • the configuration information includes: an index of the RSSI-resource
  • the measurement result of the cross-link interference report is an RSSI value, and the RSSI value is less than -100dBm.
  • the configuration information is carried in MAC-CE and/or DCI.
  • the measurement result of the cross-link interference is only processed through the physical layer in the first terminal device.
  • the device provides cross-link measurement in a subband full-duplex scenario by sending configuration information for configuring measurement resources to a first terminal device that is subject to cross-link interference.
  • Link interference methods
  • Figure 12 shows a simplified structural diagram of a terminal device.
  • the terminal equipment includes a processor, a memory, a radio frequency circuit, an antenna, and an input and output device.
  • the processor is mainly used to process communication protocols and communication data, control terminal equipment, execute software programs, process data of software programs, etc.
  • Memory is mainly used to store software programs and data.
  • Radio frequency circuits are mainly used for conversion of baseband signals and radio frequency signals and processing of radio frequency signals.
  • Antennas are mainly used to send and receive radio frequency signals in the form of electromagnetic waves.
  • Input and output devices such as touch screens, display screens, keyboards, etc., are mainly used to receive data input by users and output data to users. It should be noted that some types of terminal equipment may not have input and output devices.
  • the processor When data needs to be sent, the processor performs baseband processing on the data to be sent and then outputs the baseband signal to the radio frequency circuit.
  • the radio frequency circuit performs radio frequency processing on the baseband signal and then sends the radio frequency signal out in the form of electromagnetic waves through the antenna.
  • the radio frequency circuit receives the radio frequency signal through the antenna, converts the radio frequency signal into a baseband signal, and outputs the baseband signal to the processor.
  • the processor converts the baseband signal into data and processes the data.
  • Only one memory and processor are shown in Figure 12. In an actual terminal device product, there may be one or more processors and one or more memories. Memory can also be called storage media or storage devices.
  • the memory may be provided independently of the processor, or may be integrated with the processor, which is not limited in the embodiment of the present application.
  • the antenna and the radio frequency circuit with the transceiver function can be regarded as the receiving unit and the transmitting unit of the terminal device (which can also be collectively referred to as the transceiver unit), and the processor with the processing function can be regarded as the processing unit of the terminal device.
  • the terminal device includes a transceiver unit 121 and a processing unit 122.
  • the transceiver unit 121 may also be called a receiver/transmitter (transmitter), a receiver/transmitter, a receive/transmit circuit, etc.
  • the processing unit 122 may also be called a processor, a processing board, a processing module, a processing device, etc.
  • the transceiver unit 121 is used to implement the functions of the transceiver unit 1001 in the embodiment shown in Figure 10; the processing unit 122 is used to implement the functions of the processing unit 1002 in the embodiment shown in Figure 10.
  • the transceiver unit 121 is configured to perform the functions performed by the terminal device in steps S501 and S503 of the embodiment shown in FIG. 5 ; the processing unit 122 is configured to perform step S502 of the embodiment shown in FIG. 5 .
  • the device that is subject to cross-link interference receives configuration information for configuring measurement resources and performs cross-link interference measurement on the corresponding measurement resources, thereby providing sub- Method for measuring cross-link interference in a full-duplex scenario.
  • FIG. 13 shows a simplified structural diagram of a network device.
  • the network equipment includes a radio frequency signal transceiver and conversion part and a part 132.
  • the radio frequency signal transceiver and conversion part further includes a transceiver unit 131 part.
  • the radio frequency signal transceiver and conversion part is mainly used for the transmission and reception of radio frequency signals and the conversion of radio frequency signals and baseband signals; the 132 part is mainly used for baseband processing and control of network equipment.
  • the transceiver unit 131 may also be called a receiver/transmitter (transmitter), a receiver/transmitter, a receive/transmit circuit, etc.
  • Part 132 is usually the control center of the network device, which can generally be called a processing unit, and is used to control the network device to perform the steps performed by the network device in Figure 5 above.
  • the transceiver unit 131 can be used to implement the functions of the transceiver unit 1101 in the embodiment shown in Figure 11, and part 132 is used to implement the functions of the processing unit 1102 in the embodiment shown in Figure 11.
  • Part 132 may include one or more single boards, and each single board may include one or more processors and one or more memories.
  • the processor is used to read and execute programs in the memory to implement baseband processing functions and perform network device processing. control. If there are multiple boards, each board can be interconnected to increase processing capabilities.
  • multiple single boards may share one or more processors, or multiple single boards may share one or more memories, or multiple single boards may share one or more processors at the same time. device.
  • the transceiver unit 131 is configured to perform the functions performed by the network device in steps S501 and S503 of the embodiment shown in FIG. 5 .
  • the device provides cross-link measurement in a subband full-duplex scenario by sending configuration information for configuring measurement resources to a first terminal device that is subject to cross-link interference.
  • Link interference methods
  • Embodiments of the present application also provide a computer-readable storage medium.
  • Computer programs or instructions are stored in the computer-readable storage medium. When the computer programs or instructions are executed, the methods in the above embodiments are implemented.
  • Embodiments of the present application also provide a computer program product containing instructions. When the instructions are run on a computer, they cause the computer to execute the method in the above embodiments.
  • An embodiment of the present application also provides a communication system, including the above interference measurement device.
  • the above units or one or more of the units can be implemented by software, hardware, or a combination of both.
  • the software exists in the form of computer program instructions and is stored in the memory.
  • the processor can be used to execute the program instructions and implement the above method flow.
  • the processor can be built into a system on chip (SoC) or ASIC, or it can be an independent semiconductor chip.
  • SoC system on chip
  • the processor can further include necessary hardware accelerators, such as field programmable gate array (FPGA), programmable logic device (programmable logic) device, PLD), or a logic circuit that implements dedicated logic operations.
  • FPGA field programmable gate array
  • PLD programmable logic device
  • the hardware can be a CPU, a microprocessor, a digital signal processing (DSP) chip, a microcontroller unit (MCU), an artificial intelligence processor, an ASIC, Any one or any combination of SoC, FPGA, PLD, dedicated digital circuits, hardware accelerators or non-integrated discrete devices, which can run the necessary software or not rely on software to perform the above method flow.
  • DSP digital signal processing
  • MCU microcontroller unit
  • embodiments of the present application also provide a chip system, including: at least one processor and an interface.
  • the at least one processor is coupled to a memory through the interface.
  • the at least one processor runs a computer program or instruction in the memory
  • the chip system is caused to execute the method in any of the above method embodiments.
  • the chip system may be composed of chips, or may include chips and other discrete devices, which is not specifically limited in the embodiments of the present application.
  • A/B can mean A or B; where A and B can be singular numbers. Or plural.
  • plural means two or more than two.
  • At least one of the following” or similar expressions refers to these Any combination of items, including any combination of single items (items) or plural items (items).
  • at least one of a, b, or c can mean: a, b, c, ab, ac, bc, or abc, where a, b, c can be single or multiple .
  • words such as “first” and “second” are used to distinguish identical or similar items with basically the same functions and effects. Those skilled in the art can understand that words such as “first” and “second” do not limit the number and execution order, and words such as “first” and “second” do not limit the number and execution order.
  • words such as “exemplary” or “for example” are used to represent examples, illustrations or explanations. Any embodiment or design described as “exemplary” or “such as” in the embodiments of the present application is not to be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as “exemplary” or “such as” is intended to present related concepts in a concrete manner that is easier to understand.
  • the above embodiments it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
  • a software program it may be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions.
  • computer program instructions When computer program instructions are loaded and executed on a computer, the processes or functions described in the embodiments of the present application are generated in whole or in part.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be transferred from a website, computer, server, or data center Transmission to another website, computer, server or data center through wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means.
  • the computer-readable storage medium can be any available medium that can be accessed by a computer or include one or more data storage devices such as servers and data centers that can be integrated with the medium.
  • the available media may be magnetic media (eg, floppy disk, hard disk, magnetic tape), optical media (eg, DVD), or semiconductor media (eg, solid state disk (SSD)), etc.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande concerne un procédé et un appareil de mesure d'interférence, une puce, un module de puce et un support de stockage. Le procédé comprend les étapes suivantes : un premier dispositif terminal reçoit des informations de configuration pour configurer une ressource de mesure, et mesure un brouillage de liaison croisée sur la ressource de mesure. La ressource de mesure comprend une ressource dans une BWP, ou la ressource de mesure comprend au moins l'une des ressources suivantes : une ressource dans une ressource de domaine fréquentiel de liaison descendante, une ressource dans une bande de garde, et une ressource RSSI. L'interférence de liaison croisée comprend une interférence d'une transmission de liaison montante d'un second dispositif terminal sur une seconde ressource temps-fréquence sur une réception de liaison descendante d'un premier dispositif terminal sur une première ressource temps-fréquence, et la première ressource temps-fréquence et la seconde ressource temps-fréquence ont les mêmes ressources de domaine temporel. En utilisant la solution de la présente demande, le premier dispositif terminal qui est soumis à une interférence de liaison croisée effectue une mesure d'interférence de liaison croisée sur une ressource de mesure correspondante au moyen de la réception des informations de configuration pour configurer la ressource de mesure, fournissant ainsi un procédé de mesure de l'interférence de liaison croisée dans un scénario en duplex intégral de sous-bande.
PCT/CN2023/108168 2022-07-22 2023-07-19 Procédé et appareil de mesure d'interférence, puce, module de puce et support de stockage WO2024017298A1 (fr)

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CN202210867956.6A CN117499971A (zh) 2022-07-22 2022-07-22 干扰测量的方法、装置、芯片、芯片模组及存储介质

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111385042A (zh) * 2018-12-28 2020-07-07 成都华为技术有限公司 干扰测量的方法和通信装置
CN111565401A (zh) * 2019-02-14 2020-08-21 北京三星通信技术研究有限公司 测量交叉链路干扰的方法、终端设备、基站和计算机可读介质
US20210067991A1 (en) * 2019-08-26 2021-03-04 Qualcomm Incorporated Indicating a user equipment capability for cross-link interference measurement
CN114424469A (zh) * 2019-09-30 2022-04-29 华为技术有限公司 一种干扰测量上报的方法和通信装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111385042A (zh) * 2018-12-28 2020-07-07 成都华为技术有限公司 干扰测量的方法和通信装置
CN111565401A (zh) * 2019-02-14 2020-08-21 北京三星通信技术研究有限公司 测量交叉链路干扰的方法、终端设备、基站和计算机可读介质
US20210067991A1 (en) * 2019-08-26 2021-03-04 Qualcomm Incorporated Indicating a user equipment capability for cross-link interference measurement
CN114424469A (zh) * 2019-09-30 2022-04-29 华为技术有限公司 一种干扰测量上报的方法和通信装置

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