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CN-122029855-A - Apparatus and method for communication

CN122029855ACN 122029855 ACN122029855 ACN 122029855ACN-122029855-A

Abstract

Embodiments of the present disclosure provide solutions for integrated sensing and communication (ISAC). In a solution, a first device sends sensing capability information of the first device to a second device. The sensing capability information includes at least one of sensitivity information of the first device or beam information of the first device. The first device receives an indication for sensing from the second device. The first device performs sensing based on the indication for sensing.

Inventors

  • XU MINGHUI
  • YANG JIN
  • WANG GANG

Assignees

  • 日本电气株式会社

Dates

Publication Date
20260512
Application Date
20231109

Claims (20)

  1. 1. A first device, comprising: a processor configured to cause the first device to: Transmitting sensing capability information of the first device to a second device, the sensing capability information including at least one of sensitivity information of the first device or beam information of the first device; receiving an indication for sensing from the second device, and The sensing is performed based on the indication for sensing.
  2. 2. The first device of claim 1, wherein the sensitivity information comprises at least one of: the noise factor information is used to determine, for example, The bandwidth that is supported for sensing, At least one supported modulation and coding scheme, or An indication to support spectrum spreading.
  3. 3. The first device of claim 1 or 2, wherein the processor is further configured to cause the first device to: determining whether a signal transmitted on a communication channel or a reference signal is used for the sensing; Determining a modulation and coding scheme for sensing based on a determination of a signal for the sensing, and The sensing is performed based on the modulation and coding scheme.
  4. 4. A first device according to claim 3, wherein the signal transmitted on the communication channel is used for the sensing and the index of the modulation and coding scheme is less than or equal to a first value predefined for sensing.
  5. 5. A first device as claimed in claim 3, wherein the reference signal is used for the sensing and the applied index of the modulation and coding scheme for transmission is higher than or equal to the indicated index of the modulation and coding scheme configured for communication by the second device.
  6. 6. The first device of any of claims 1 to 5, wherein a sensing metric is used to define a sensitivity of sensing of the first device, the sensing metric comprising at least one of: The probability of detection is sensed and the detection signal is transmitted, The sensing range is defined by the sensing range, Sensing accuracy, or Sensing resolution.
  7. 7. The first device of any of claims 1-6, wherein the processor is further configured to cause the first device to: receiving a sensed configuration from the second device, the configuration comprising at least one of: the required bandwidth for the sensing is that, An indicator of the modulation and coding scheme having a bit size smaller than another indicator of another modulation and coding scheme for communication, or The sensing function of the first device includes at least one of a receive sensing function or a transmit sensing function, and The sensing is performed based on the indication for sensing and the configuration.
  8. 8. The first device of any of claims 1-7, wherein the processor is further configured to cause the first device to: A request is received from the second device for reporting the sensing capability information.
  9. 9. A second device, comprising: A processor configured to cause the second device to: Receiving sensing capability information of a first device from the first device, the sensing capability information including at least one of sensitivity information of the first device or beam information of the first device, and Determining that the first device is to perform sensing based on the sensing capability information, and An indication for sensing is sent to the first device.
  10. 10. The second device of claim 9, wherein the sensitivity information comprises at least one of: the noise factor information is used to determine, for example, The bandwidth that is supported for sensing, At least one supported modulation and coding scheme, or An indication to support spectrum spreading.
  11. 11. The second device of claim 10, wherein the processor is further configured to cause the second device to: If the noise factor information indicates that the noise value is less than or equal to a threshold or that the noise level is greater than or equal to a threshold level, then it is determined that the first device is to perform the sensing.
  12. 12. The second device according to any of claims 9 to 11, wherein the beam information comprises a number of antennas supported for sensing.
  13. 13. The second device of claim 12, wherein the processor is further configured to cause the second device to: If the number of antennas of the first device for sensing is greater than or equal to a threshold number, it is determined that the first device is to perform the sensing.
  14. 14. The second device of claim 11 or claim 13, wherein at least one of a threshold for a noise factor, a threshold level for the noise factor, or a threshold number for an antenna is determined based on at least one of: a scene is sensed and a scene is sensed, In the sense mode of operation, The object is sensed and the object is sensed, A radar cross section of the sensing target, or A distance between the sensing target and the first device, or a distance between the sensing target and the second device.
  15. 15. The second device of any of claims 9 to 14, wherein the processor is further configured to cause the second device to perform at least one of: Determining that the first device is not to perform the sensing if a speed of the first device or a relative speed of the first device with respect to a sensing target is greater than or equal to a threshold speed; Determining that the first device is not to perform the sensing if the sensing capability information includes noise factor information indicating that a noise value is greater than or equal to another threshold or that a noise level is less than or equal to another threshold level; if the sensing capability information includes a first output power or a first power level of the first device for sensing, the first output power or the output power indicated by the first power level being less than or equal to another threshold power, determining that the first device is not to perform the sensing, or If the sensing capability information includes a number of antennas of the first device for sensing that is less than or equal to another threshold number, it is determined that the first device is not to perform the sensing.
  16. 16. The second device of any of claims 9 to 15, wherein the processor is further configured to cause the second device to: transmitting a sensed configuration to the first device, the configuration comprising at least one of: the required bandwidth for the sensing is that, An indicator of the modulation and coding scheme having a bit size smaller than another indicator of another modulation and coding scheme for communication, or The first device includes functionality including at least one of a receive sense function or a transmit sense function.
  17. 17. The second device of any of claims 9 to 16, wherein the processor is further configured to cause the second device to: A request is sent to the first device for reporting the sensing capability information.
  18. 18. A method of communication implemented at a first device, comprising: Transmitting sensing capability information of the first device to a second device, the sensing capability information including at least one of sensitivity information of the first device or beam information of the first device; receiving an indication for sensing from the second device, and The sensing is performed based on the indication for sensing.
  19. 19. A method of communication implemented at a second device, comprising: Receiving sensing capability information of a first device from the first device, the sensing capability information including at least one of sensitivity information of the first device or beam information of the first device, and Determining that the first device is to perform sensing based on the sensing capability information, and An indication for sensing is sent to the first device.
  20. 20. A computer readable medium having stored thereon instructions which, when executed on at least one processor, cause the at least one processor to perform the method according to any of claims 18 to 19.

Description

Apparatus and method for communication Technical Field Example embodiments of the present disclosure relate generally to the field of communication technology, and more particularly, to an apparatus and method for integrated sensing and communication (ISAC). Background In a communication system, devices may perform various operations including communication, sensing, and the like. In some mechanisms ISACs have been proposed. ISACs aim to integrate sensing functions into current communication systems. The desired sensing function enables the network to "see" the world through wireless signals and other inputs to connect the physical world with the digital world. ISACs are able to implement both wireless communication and sensing by reusing spectrum resources, wireless infrastructure, and radio frequency signals. For example, ISACs may be used in intelligent transportation, intelligent factories, etc. Disclosure of Invention In general, embodiments of the present disclosure provide a solution for ISACs. In a first aspect, there is provided a first device comprising a processor configured to cause the first device to transmit sensing capability information of the first device to a second device, the sensing capability information comprising at least one of sensitivity information of the first device or beam information of the first device, receive an indication from the second device for sensing, and perform sensing based on the indication for sensing. In a second aspect, there is provided a second device comprising a processor configured to cause the second device to receive sensing capability information of a first device from the first device, the sensing capability information comprising at least one of sensitivity information of the first device or beam information of the first device, and determine that the first device is to perform sensing based on the sensing capability information, and send an indication for sensing to the first device. In a third aspect, a communication method performed by a first device is provided. The method includes transmitting sensing capability information of a first device to a second device, the sensing capability information including at least one of sensitivity information of the first device or beam information of the first device, receiving an indication for sensing from the second device, and performing sensing based on the indication for sensing. In a fourth aspect, a communication method performed by a second device is provided. The method includes receiving, from a first device, sensing capability information of the first device, the sensing capability information including at least one of sensitivity information of the first device or beam information of the first device, and determining that the first device is to perform sensing based on the sensing capability information, and transmitting an indication for sensing to the first device. In a fifth aspect, there is provided a computer readable medium having stored thereon instructions which, when executed on at least one processor, cause the at least one processor to perform the method according to the third or fourth aspect. Other features of the present disclosure will become apparent from the following description. Drawings The foregoing and other objects, features, and advantages of the disclosure will become more apparent from the following more particular description of some example embodiments of the disclosure, as illustrated in the accompanying drawings in which: FIG. 1 illustrates an example communication environment in which example embodiments of the present disclosure may be implemented; FIGS. 2A-2F illustrate example sensing modes, respectively; FIG. 3 illustrates an example environment for sensing a target; fig. 4 illustrates signaling flow of ISACs according to some embodiments of the present disclosure; Fig. 5 illustrates a flowchart of a method implemented at a first device, according to some example embodiments of the present disclosure; fig. 6 illustrates a flowchart of a method implemented at a second device, according to some example embodiments of the present disclosure; Fig. 7 shows a simplified block diagram of an apparatus suitable for practicing the example embodiments of the present disclosure. The same or similar reference numbers will be used throughout the drawings to refer to the same or like elements. Detailed Description Principles of the present disclosure will now be described with reference to some example embodiments. It should be understood that these embodiments are described for illustrative purposes only and to assist those skilled in the art in understanding and practicing the present disclosure without placing any limitation on the scope of the disclosure. The embodiments described herein may be implemented in various ways other than those described below. In the following description and claims, unless defined otherwise, all technical and scientific terms used herein hav