WO2023212936A1 - Procédé et appareil de terminaison de configuration de mesure de détection de wlan, dispositif électronique, et support d'enregistrement - Google Patents

Procédé et appareil de terminaison de configuration de mesure de détection de wlan, dispositif électronique, et support d'enregistrement Download PDF

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WO2023212936A1
WO2023212936A1 PCT/CN2022/091234 CN2022091234W WO2023212936A1 WO 2023212936 A1 WO2023212936 A1 WO 2023212936A1 CN 2022091234 W CN2022091234 W CN 2022091234W WO 2023212936 A1 WO2023212936 A1 WO 2023212936A1
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Prior art keywords
sensing
frame
measurement
termination
establishment
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PCT/CN2022/091234
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English (en)
Chinese (zh)
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董贤东
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北京小米移动软件有限公司
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Priority to PCT/CN2022/091234 priority Critical patent/WO2023212936A1/fr
Priority to CN202280001476.XA priority patent/CN115023964A/zh
Publication of WO2023212936A1 publication Critical patent/WO2023212936A1/fr

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/02Arrangements for optimising operational condition
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02Power saving arrangements
    • H04W52/0209Power saving arrangements in terminal devices
    • H04W52/0225Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/11Allocation or use of connection identifiers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the embodiments of the present disclosure relate to the field of mobile communication technology. Specifically, the embodiments of the present disclosure relate to a WLAN sensing measurement establishment and termination method and device, electronic equipment, and storage media.
  • Wi-Fi Wireless Fidelity
  • the aggregation and collaboration of multiple frequency bands refers to the simultaneous communication between devices in 2.4GHz, 5.8GHz, 6GHz and other frequency bands. For scenarios in which devices communicate in multiple frequency bands at the same time, new definitions are needed. Media Access Control (MAC) mechanism for management.
  • MAC Media Access Control
  • the aggregation and coordination of multiple frequency bands is expected to support low-latency transmission.
  • wireless LAN Wireless Local Area Network
  • WLAN Wireless Local Area Network
  • sensing application scenarios such as location discovery, proximity detection (Proximity Detection) and presence detection (Presence Detection) in dense environments (such as home environments and enterprise environments).
  • Presximity Detection proximity detection
  • Presence Detection presence detection
  • dense environments such as home environments and enterprise environments.
  • the Sensing Responder SensingResponder
  • CSI Channel State Information
  • Embodiments of the present disclosure provide a WLAN sensing measurement establishment and termination method and device, electronic equipment, and storage media to provide a termination method for sensing measurement based on CSI thresholds.
  • embodiments of the present disclosure provide a WLAN sensing measurement establishment and termination method, which is applied to the sensing initiator.
  • the method includes:
  • the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the first identification bit; the first identification bit indicates the perception measurement corresponding to the MSID
  • the CSI parameter value of the responding end is lower than the preset CSI change threshold corresponding to the sensing responding end;
  • embodiments of the present disclosure also provide a WLAN sensing measurement establishment and termination method, which is applied to the sensing responder.
  • the method includes:
  • the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates that the CSI parameter value of the perception response end is low At the preset CSI change threshold corresponding to the sensing response end;
  • embodiments of the present disclosure also provide an electronic device, where the electronic device is a sensing initiator, and the electronic device includes:
  • the first determination module is used to determine the perceptual measurement establishment termination frame; wherein the perceptual measurement establishment termination frame includes a first identification bit and a perceptual measurement establishment identification MSID corresponding to the first identification bit; the first identification bit Indicate that the CSI parameter value of the sensing responder corresponding to the MSID is lower than a preset CSI change threshold corresponding to the sensing responder;
  • the first sending module is configured to send the sensing measurement establishment termination frame.
  • inventions of the present disclosure also provide an electronic device.
  • the electronic device is a sensing response end.
  • the electronic device includes:
  • the second determination module is used to determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates the The CSI parameter value of the sensing response end is lower than the preset CSI change threshold corresponding to the sensing response end;
  • the second sending module is configured to send the sensing measurement establishment termination frame.
  • embodiments of the present disclosure also provide a device for terminating WLAN sensing measurement establishment, which is applied to the sensing initiator.
  • the device includes:
  • a first termination frame determination module configured to determine a perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the first identification bit; the first The flag bit indicates that the CSI parameter value of the sensing responder corresponding to the MSID is lower than a preset CSI change threshold corresponding to the sensing responder;
  • the first termination frame sending module is configured to send the perception measurement establishment termination frame.
  • embodiments of the present disclosure also provide a device for terminating WLAN sensing measurement establishment, which is applied to the sensing responder.
  • the device includes:
  • the second termination frame determination module is used to determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates The CSI parameter value of the sensing response end is lower than the preset CSI change threshold corresponding to the sensing response end;
  • the second termination frame sending module is configured to send the perception measurement establishment termination frame.
  • Embodiments of the present disclosure also provide an electronic device, including a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the program, one or more of the methods in the embodiments of the present disclosure are implemented. method described.
  • Embodiments of the present disclosure also provide a computer-readable storage medium.
  • a computer program is stored on the computer-readable storage medium.
  • the computer program is executed by a processor, the method as described in one or more embodiments of the present disclosure is implemented. .
  • the sensing initiator determines a sensing measurement establishment termination frame; wherein the sensing measurement establishment termination frame includes a first identification bit and a sensing measurement establishment identification MSID corresponding to the first identification bit; the first The flag bit indicates that the CSI parameter value of the sensing response end corresponding to the MSID is lower than the preset CSI change threshold corresponding to the sensing response end; sending a sensing measurement establishment termination frame to the sensing response end so that the sensing response termination corresponds to the MSID
  • the sensing measurement process prevents sensing responders that do not meet the preset CSI change threshold requirements from participating in sensing measurements again, reduces signaling messages, improves spectrum utilization, and saves device power on the sensing responders.
  • Figure 1 is one of the flow charts of a WLAN sensing measurement establishment and termination method provided by an embodiment of the present disclosure
  • Figure 2 is one of the schematic diagrams of a first example of an embodiment of the present disclosure
  • Figure 3 is a second schematic diagram of the first example of the embodiment of the present disclosure.
  • Figure 4 is the third schematic diagram of the first example of the embodiment of the present disclosure.
  • FIG. 5 is a second flowchart of a WLAN sensing measurement establishment and termination method provided by an embodiment of the present disclosure
  • Figure 6 is a schematic diagram of a third example of an embodiment of the present disclosure.
  • FIG. 7 is the third flowchart of the WLAN sensing measurement establishment and termination method provided by an embodiment of the present disclosure.
  • Figure 8 is a schematic structural diagram of an electronic device provided by an embodiment of the present disclosure.
  • Figure 9 is a second structural schematic diagram of an electronic device provided by an embodiment of the present disclosure.
  • FIG. 10 is a third schematic structural diagram of an electronic device provided by an embodiment of the present disclosure.
  • the term "and/or” describes the association relationship of associated objects, indicating that there can be three relationships, for example, A and/or B, which can mean: A exists alone, A and B exist simultaneously, and B exists alone. these three situations.
  • the character "/” generally indicates that the related objects are in an "or” relationship.
  • the term “plurality” refers to two or more than two, and other quantifiers are similar to it.
  • first, second, third, etc. may be used in this disclosure to describe various information, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • word “if” as used herein may be interpreted as "when” or “when” or “in response to determining.”
  • Embodiments of the present disclosure provide a WLAN sensing measurement establishment and termination method and device, electronic equipment, and storage media to provide a termination method for sensing measurement based on CSI thresholds.
  • the method and the device are based on the same application concept. Since the principles of the method and the device to solve the problem are similar, the implementation of the device and the method can be referred to each other, and the repeated details will not be repeated.
  • an embodiment of the present disclosure provides a WLAN awareness measurement establishment and termination method.
  • the method can be applied to a network device, and the network device can be an awareness initiator, such as an access point device. ;
  • the method may include the following steps:
  • Step 101 Determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the first identification bit; the first identification bit indicates the MSID
  • the CSI parameter value of the corresponding sensing response end is lower than the preset CSI change threshold corresponding to the sensing response end.
  • FIG 2 shows a schematic architectural diagram of WLAN Sensing (process); wherein, the Sensing Initiator (or Initiator) initiates WLAN Sensing (for example, initiates a WLAN sensing session), and there may be multiple sensing responders ( Sensing Responder, or sensing receiver) or responder responds to it, as shown in Responder 1, Responder 2 and Responder 3 in Figure 2.
  • the sensing initiator initiates WLAN Sensing
  • multiple associated or non-associated WLAN Sensing sensing responders can respond.
  • the sensing initiator and the sensing responder communicate through a communication connection, as shown in the communication connection S1; the sensing responders communicate through the communication connection S2.
  • each sensing initiator can be a client (Client); each sensing responder (in this example, sensing responder 1 to sensing responder 3) can be a station device (Station, STA) or an interface. Access Point (AP).
  • STA and AP can play multiple roles in the WLAN sensing process; for example, in the WLAN sensing process, STA can also serve as a sensing initiator, which may be a sensing transmitter (Sensing Transmitter), a sensing receiver (Sensing Receiver), either both, or neither.
  • the sensing responder may also be a sensing transmitter, a sensing receiver, or both.
  • the sensing initiator and sensing responder can both be clients, and they can communicate by connecting to the same access point device (AP); in Figure 4, Client1 is the sensing initiator. end, Client2 is the sensing response end.
  • AP access point device
  • the WLAN sensing process includes the establishment of WLAN sensing session, the establishment of WLAN sensing measurement, and the termination of WLAN sensing measurement.
  • the WLAN sensing process usually includes the Triggered Based Sounding (TB) method and the Non-TB sensing method.
  • TB Triggered Based Sounding
  • the AP is the Initiator or Transmitter
  • the STA is the Initiator or Transmitter.
  • CSI threshold reporting which is usually divided into two stages, namely, the CSI variable reporting stage and the perception measurement reporting stage.
  • the sensing responder sends the sensing responder’s channel CSI change amount to the sensing initiator.
  • the CSI change amount is the difference between the currently measured CSI and the previously measured CSI; the CSI threshold is usually the sensing initiating end for each
  • the sensing responder is configured, that is, the preset CSI change threshold; in the sensing measurement reporting phase, only the sensing responder whose CSI variable is greater than or equal to the CSI threshold sends a sensing measurement report to the sensing initiator; while for CSI variables lower than the preset CSI change The sensing response end of the threshold value.
  • the sensing initiating end determines the sensing measurement establishment termination frame to terminate the sensing measurement process of the sensing responding end whose CSI variable is lower than the preset CSI change threshold; specifically, the sensing initiating end is in the The first identification bit in the sensing measurement establishment termination frame and the sensing measurement establishment identification (Measurement SensingIdentifier, MSID) corresponding to the first identification bit.
  • the first identification bit indicates that the CSI parameter value of the sensing response end corresponding to the MSID is low.
  • the CSI parameter value is the CSI variable; wherein the CSI value includes phase information and amplitude information.
  • the CSI threshold mentioned may include a phase threshold and/or amplitude threshold.
  • the CSI threshold is represented by an amplitude value and/or a phase value; for example, one bit can be used to identify the CSI threshold change, for example, 1 indicates that the use of amplitude values or phase values to express CSI threshold changes is supported, 0 indicates that the use of amplitude values is not supported, and
  • the phase value represents the CSI threshold change; or two bits are used to identify the CSI threshold change. For example, 00 indicates that the amplitude value is supported, 01 indicates that the phase value is supported, 10 indicates that both are supported, and 00 indicates that neither is supported.
  • the sensing response end when the sensing response end receives the sensing measurement establishment termination frame, it terminates the sensing measurement process corresponding to the MSID to prevent the sensing response end from participating in subsequent sensing measurements again.
  • the format of the sensing measurement establishment termination frame may be as shown in Table 1 below:
  • It includes a category field, a public action field, a conversation token field, a perceptual measurement identification information field and a to-be-determined field, and the first identification bit can be carried in the to-be-determined field.
  • Step 102 Send the sensing measurement establishment termination frame.
  • the sensing initiator sends a sensing measurement establishment termination frame to the sensing responder, so that the sensing response terminates the sensing measurement process corresponding to the MSID, preventing the sensing responder that does not meet the preset CSI change threshold requirement from participating in sensing measurement again in the future, and reducing signaling messages to improve spectrum utilization and save power on the device at the sensing and response end.
  • an embodiment of the present disclosure also provides a WLAN awareness measurement establishment and termination method.
  • the method can be applied to a network device, and the network device can be an awareness initiator, such as an access point device;
  • Methods can include the following steps:
  • Step 501 Send a CSI feedback trigger frame to the sensing responder.
  • the architecture of WLAN Sensing applied to the communication method and the WLAN Sensing process provided by the embodiments of the present disclosure refer to the aforementioned first example, and will not be described again here.
  • Figure 6 shows a schematic diagram of a scenario of the WLAN awareness measurement establishment and termination method provided by an embodiment of the present disclosure; wherein, in the Null Data Packet Announcement (NDPA) frame detection phase, The sensing initiator performs the first step and sends an NDPA frame to the sensing responder (sensory responder 1 and sensing responder 2), and after the short inter frame space (SIFS), performs the second step and sends an NDP frame .
  • NDPA Null Data Packet Announcement
  • the subsequent CSI threshold reporting method mainly includes the CSI (variable) reporting phase and the sensing measurement reporting phase; in the CSI reporting phase, the sensing initiator sends a CSI feedback trigger frame to the sensing responder to trigger the sensing responder to send a CSI feedback frame; as shown in the figure As shown in step 3 in 6, the sensing initiator sends trigger frame A (or Sensing Trigger frame A) after SIFS.
  • Trigger frame A is the CSI feedback trigger frame.
  • Step 502 Receive the CSI feedback frame sent by the sensing response end, and obtain the CSI parameter value carried in the CSI feedback frame.
  • the sensing response end After sending the CSI feedback trigger frame, the sensing response end receives the CSI feedback trigger frame and sends the CSI feedback frame after SIFS; in step 4 in Figure 6, the sensing response end sends frame B (CSI feedback frame), and sends the CSI feedback frame to the The sensing initiator feeds back the CSI change feedback value (CSI change amount).
  • the sensing responder should send frame B containing the CSI change feedback value in the resource unit (RU) allocated to it by the sensing initiator.
  • Step 503 If the CSI parameter value is lower than the preset CSI change threshold corresponding to the sensing responder, determine the MSID corresponding to the sensing responder.
  • the preset CSI change threshold may be configured by the sensing initiator for each sensing responder; each sensing responder may have a different CSI change threshold.
  • the sensing responder When the CSI parameter value is lower than the preset CSI change threshold corresponding to the sensing responder, as shown in sensing responder 2 in Figure 6, the sensing responder will not send sensing measurements to the sensing initiator. It is reported that the sensing responder needs to be terminated to continue parameter sensing measurement. Therefore, the sensing initiating end determines the MSID corresponding to the sensing responder for subsequent carrying in the sensing measurement establishment termination frame.
  • Step 504 Determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the first identification bit; the first identification bit indicates the MSID
  • the CSI parameter value of the corresponding sensing response end is lower than the preset CSI change threshold corresponding to the sensing response end.
  • the sensing initiating end includes a first identification bit and an MSID corresponding to the first identification bit in the sensing measurement establishment termination frame.
  • the first identification bit indicates that the CSI parameter value of the sensing response end corresponding to the MSID is lower than the corresponding MSID.
  • the preset CSI change threshold corresponding to the sensing response end wherein the CSI parameter value is the CSI variable.
  • Step 505 Send the sensing measurement establishment termination frame.
  • Embodiments of the present disclosure also provide a WLAN sensing measurement establishment and termination method.
  • the method can be applied to a network device, and the network device can be a sensing initiator, such as an access point device; the method can include the following step:
  • the AID or MAC address information is carried in a perceptual measurement report trigger frame, and the perceptual measurement report trigger frame is sent.
  • sensing measurement reporting phase if the CSI change feedback value reported by the sensing responder is greater than or equal to the CSI change threshold, as shown in Figure 6 as sensing responder 1, the sensing initiator should send a response to the sensing response after receiving the CSI feedback frame.
  • the terminal SIFS sends the sensing measurement report trigger frame (Sensing Trigger Frame C); as shown in step 5 in Figure 6.
  • the sensing initiator determines the association identifier (AID) or media access control layer (Media Access Control, MAC) address information of the sensing responder; and carries the AID or MAC address information in the sensing measurement report trigger frame,
  • the sensing measurement report trigger frame is sent, so that the sensing responder that meets the CSI threshold reports a measurement report (step 6 in Figure 6) and can participate in sensing measurement again.
  • the sensing responder should send the sensing measurement report frame in the RU allocated by the sensing initiator when triggered by the sensing measurement report triggering frame.
  • Embodiments of the present disclosure also provide a WLAN sensing measurement establishment and termination method.
  • the method can be applied to a network device, and the network device can be a sensing initiator, such as an access point device; the method can include the following step:
  • the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the first identification bit; the first identification bit indicates the perception measurement corresponding to the MSID
  • the CSI parameter value of the responding end is lower than the preset CSI change threshold corresponding to the sensing responding end;
  • the sensing measurement establishment termination frame is sent.
  • the sensing initiating end needs to complete sending the sensing measurement report trigger frame to other sensing responders that meet the preset CSI change threshold, or complete receiving
  • the perception measurement establishment termination frame is sent; as an example, as shown in step 7 in Figure 6, after the perception measurement report frame is completed, the perception measurement establishment termination frame is sent.
  • the sensing measurement establishment termination frame is a unicast message frame or a multicast message frame; in the case of a unicast message frame, it can be sent to the target sensing responder in a directed manner; in the multicast message frame
  • the sensing measurement establishment termination frame may be in the format of a Multi-User-Physical Layer Protocol Data Unit (MU-PPDU), and the MU-PPDU includes at least two sensing response terminals corresponding to Sensing measurement establishment termination message frame, that is, MU-PPDU includes sensing measurement establishment termination message frames corresponding to multiple sensing responders respectively.
  • MU-PPDU includes PPDU for multiple users (sensing responders), and each user's PPDU includes the The STA's sensing measurement establishment terminates the message frame.
  • the sensing initiator determines a sensing measurement establishment termination frame; wherein the sensing measurement establishment termination frame includes a first identification bit and a sensing measurement establishment identification MSID corresponding to the first identification bit; the first The flag bit indicates that the CSI parameter value of the sensing response end corresponding to the MSID is lower than the preset CSI change threshold corresponding to the sensing response end; sending a sensing measurement establishment termination frame to the sensing response end so that the sensing response termination corresponds to the MSID
  • the sensing measurement process prevents sensing responders that do not meet the preset CSI change threshold requirements from participating in sensing measurements again, reduces signaling messages, improves spectrum utilization, and saves device power on the sensing responders.
  • an embodiment of the present disclosure provides a WLAN sensing measurement establishment and termination method.
  • the method can be applied to an electronic device, such as a user equipment; the user equipment can be a sensing responder, such as a site device;
  • the method may include the following steps:
  • Step 701 Determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates the CSI of the perception response end The parameter value is lower than the preset CSI change threshold corresponding to the sensing response end.
  • the architecture of WLAN Sensing applied to the communication method and the WLAN Sensing process provided by the embodiments of the present disclosure refer to the aforementioned first example, and will not be described again here.
  • the WLAN sensing process includes the establishment of WLAN sensing session, the establishment of WLAN sensing measurement, and the termination of WLAN sensing measurement.
  • the WLAN sensing process usually includes Triggered Based Sounding (TB) and Non-TB based sensing.
  • TB-based method means that the AP is the Initiator or Transmitter
  • Non-TB Based method means that the STA is the Initiator or Transmitter.
  • CSI threshold reporting method which is usually divided into two stages, namely the CSI variable reporting stage and the perception measurement reporting stage.
  • the sensing responder sends the sensing responder’s channel CSI change amount to the sensing initiator.
  • the CSI change amount is the difference between the currently measured CSI and the previously measured CSI; the CSI threshold is usually the sensing initiating end for each
  • the sensing responder is configured, that is, the preset CSI change threshold; in the sensing measurement reporting phase, only the sensing responder whose CSI variable is greater than or equal to the CSI threshold sends a sensing measurement report to the sensing initiator; while for CSI variables lower than the preset CSI change The sensing response end of the threshold value.
  • the sensing response end determines the sensing measurement establishment termination frame and sends the sensing measurement establishment termination frame to the sensing initiating end to terminate the sensing measurement of the sensing response end whose CSI variable is lower than the preset CSI change threshold.
  • the sensing response end includes a first identification bit and an MSID corresponding to the first identification bit in the sensing measurement establishment termination frame, and the first identification bit indicates that the CSI parameter value of the sensing response end is lower than The preset CSI change threshold corresponding to the sensing response end; wherein, the CSI parameter value is the CSI variable.
  • the format of the sensing measurement establishment termination frame may be as shown in Table 1 below:
  • It includes a category field, a public action field, a conversation token field, a perceptual measurement identification information field and a to-be-determined field, and the first identification bit can be carried in the to-be-determined field.
  • Step 702 Send the sensing measurement establishment termination frame.
  • the sensing measurement establishment termination frame is a unicast message frame.
  • the sensing responder sends a sensing measurement establishment termination frame to the sensing initiator, and terminates the sensing measurement process corresponding to the MSID to prevent the sensing responder that does not meet the preset CSI change threshold requirement from participating in sensing measurement again in the future and reduce signaling messages. Improve spectrum utilization and save device power on the sensing and response end.
  • Embodiments of the present disclosure also provide a WLAN sensing measurement establishment and termination method.
  • the method can be applied to electronic devices, such as user equipment; the user equipment can be sensing responders, such as site equipment; the method can Includes the following steps:
  • the sensing measurement report trigger frame does not include the association identifier AID and MAC address information of the sensing responder, determine the MSID corresponding to the sensing initiator;
  • the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates that the CSI parameter value of the perception response end is low At the preset CSI change threshold corresponding to the sensing response end;
  • the sensing responder participating in the sensing measurement performs CSI feedback in response to the CSI feedback trigger frame sent by the sensing initiating end, and sends frame B (CSI feedback frame); in step 5, the sensing initiating end should After receiving the CSI feedback frame, it sends the sensing measurement report trigger frame (Sensing Trigger Frame C) to the sensing response end SIFS; at this time, the sensing response end parses the sensing measurement report trigger frame. If the sensing measurement report trigger frame is not parsed, Corresponding information, such as the AID and MAC address information of the sensing responder, it is determined that the sensing responder does not meet the requirements of the preset CSI change threshold, and the sensing measurement process is terminated.
  • Corresponding information such as the AID and MAC address information of the sensing responder, it is determined that the sensing responder does not meet the requirements of the preset CSI change threshold, and the sensing measurement process is terminated.
  • Embodiments of the present disclosure also provide a WLAN sensing measurement establishment and termination method.
  • the method can be applied to electronic devices, such as user equipment; the user equipment can be sensing responders, such as site equipment; the method can Includes the following steps:
  • sensing measurement report trigger frame includes the AID and MAC address information of the sensing responder
  • a sensing measurement report frame is sent to the sensing initiator.
  • sensing measurement reporting phase if the CSI change feedback value reported by the sensing responder is greater than or equal to the CSI change threshold, as shown in Figure 6 as sensing responder 1, the sensing initiator should send a response to the sensing response after receiving the CSI feedback frame.
  • the terminal SIFS sends the sensing measurement report trigger frame (Sensing Trigger Frame C); as shown in step 5 in Figure 6.
  • the sensing initiator determines the AID or MAC address information of the sensing responder, carries the AID or MAC address information in the sensing measurement report trigger frame, and sends the sensing measurement report trigger frame; the sensing responder parses the sensing measurement report Trigger frame, if its corresponding AID or MAC address information is parsed in the sensing measurement report trigger frame and it is determined that it meets the requirements of the preset CSI change threshold, then the sensing measurement report frame is sent, so that the sensing responder that meets the CSI threshold reports a measurement report (Step 6 in Figure 6), and can participate in perceptual measurement again.
  • the sensing responder should send the sensing measurement report frame in the RU allocated by the sensing initiator when triggered by the sensing measurement report triggering frame.
  • Embodiments of the present disclosure also provide a WLAN sensing measurement establishment and termination method.
  • the method can be applied to electronic devices, such as user equipment; the user equipment can be sensing responders, such as site equipment; the method can Includes the following steps:
  • the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates that the CSI parameter value of the perception response end is low At the preset CSI change threshold corresponding to the sensing response end;
  • the sensing measurement establishment termination frame is sent.
  • the sensing initiating end needs to complete sending the sensing measurement report trigger frame to other sensing responders that meet the preset CSI change threshold, or complete receiving
  • the perception measurement establishment termination frame is sent to the perception initiator; as an example, as shown in step 7 in Figure 6, after the perception initiator completes receiving the perception measurement report frame, the perception measurement establishment termination frame is sent.
  • the sensing response end determines a sensing measurement establishment termination frame; wherein the sensing measurement establishment termination frame includes a first identification bit and a sensing measurement establishment identification MSID corresponding to the first identification bit; the first The flag bit indicates that the CSI parameter value of the sensing response end corresponding to the MSID is lower than the preset CSI change threshold corresponding to the sensing response end; a sensing measurement establishment termination frame is sent to the sensing initiator, so that the sensing response termination corresponds to the MSID
  • the sensing measurement process prevents sensing responders that do not meet the preset CSI change threshold requirements from participating in sensing measurements again, reduces signaling messages, improves spectrum utilization, and saves device power on the sensing responders.
  • the embodiment of the present disclosure also provides an electronic device.
  • the electronic device may be a network device.
  • the electronic device is a sensing initiator.
  • Electronic equipment includes:
  • the first determination module 801 is used to determine the perceptual measurement establishment termination frame; wherein the perceptual measurement establishment termination frame includes a first identification bit and a perceptual measurement establishment identification MSID corresponding to the first identification bit; the first identification bit indicates that the CSI parameter value of the sensing responder corresponding to the MSID is lower than the preset CSI change threshold corresponding to the sensing responder;
  • the first sending module 802 is configured to send the sensing measurement establishment termination frame.
  • the electronic device includes:
  • a trigger frame sending module configured to send a CSI feedback trigger frame to the sensing response end before the first determination module determines the sensing measurement establishment termination frame
  • a feedback frame receiving module configured to receive the CSI feedback frame sent by the sensing response end and obtain the CSI parameter value carried in the CSI feedback frame;
  • An MSID determination module is configured to determine the MSID corresponding to the sensing responder when the CSI parameter value is lower than the preset CSI change threshold corresponding to the sensing responder.
  • the electronic device further includes:
  • An information determination module configured to determine, after the feedback frame receiving module obtains the CSI parameter value carried in the CSI feedback frame, when the CSI parameter value is greater than or equal to the preset CSI change threshold.
  • the AID or MAC address information is carried in a perceptual measurement report trigger frame, and the perceptual measurement report trigger frame is sent.
  • the first sending module 802 is used for:
  • the sensing measurement establishment termination frame is sent.
  • the sensing measurement establishment termination frame is a unicast message frame or a multicast message frame.
  • the first determination module 801 determines the perceptual measurement establishment termination frame; wherein the perceptual measurement establishment termination frame includes a first identification bit and a perceptual measurement establishment identification MSID corresponding to the first identification bit; The first identification bit indicates that the CSI parameter value of the sensing responder corresponding to the MSID is lower than the preset CSI change threshold corresponding to the sensing responder; the first sending module 802 sends a sensing measurement establishment termination frame to the sensing responder, so that the sensing response The response terminates the sensing measurement process corresponding to the MSID, preventing the sensing responder that does not meet the preset CSI change threshold requirement from participating in sensing measurement again, reducing signaling messages, improving spectrum utilization, and saving the device power of the sensing responder.
  • Embodiments of the present disclosure also provide a device for terminating WLAN sensing measurement establishment, which is applied to the sensing initiator.
  • the device includes:
  • a first termination frame determination module configured to determine a perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the first identification bit; the first The flag bit indicates that the CSI parameter value of the sensing responder corresponding to the MSID is lower than a preset CSI change threshold corresponding to the sensing responder;
  • the first termination frame sending module is configured to send the perception measurement establishment termination frame.
  • the device also includes other modules of the electronic equipment in the previous embodiments, which will not be described again here.
  • the embodiment of the present disclosure also provides an electronic device.
  • the electronic device is a sensing initiator.
  • the electronic device includes:
  • the second determination module 901 is used to determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates the The CSI parameter value of the sensing response end is lower than the preset CSI change threshold corresponding to the sensing response end;
  • the second sending module 902 is configured to send the sensing measurement establishment termination frame.
  • the electronic device further includes:
  • a trigger frame receiving module configured to receive a sensing measurement report trigger frame initiated by the sensing initiating end before the second determining module determines the sensing measurement establishment termination frame
  • sensing measurement report trigger frame does not include the association identifier AID and MAC address information of the sensing responder, determine the MSID corresponding to the sensing initiator.
  • the electronic device after receiving the sensing measurement report trigger frame initiated by the sensing initiator, the electronic device further includes:
  • a report frame sending module is configured to send a sensing measurement report frame to the sensing initiator when the sensing measurement report triggering frame includes the AID and MAC address information of the sensing responder.
  • the second sending module 902 is used for:
  • the sensing measurement establishment termination frame is sent.
  • the sensing measurement establishment termination frame is a unicast message frame.
  • the second determination module 901 determines the perceptual measurement establishment termination frame; wherein the perceptual measurement establishment termination frame includes a first identification bit and a perceptual measurement establishment identification MSID corresponding to the first identification bit; The first identification bit indicates that the CSI parameter value of the sensing responder corresponding to the MSID is lower than the preset CSI change threshold corresponding to the sensing responder; the second sending module 902 sends a sensing measurement establishment termination frame to the sensing initiator, so that the sensing The response terminates the sensing measurement process corresponding to the MSID, preventing the sensing responder that does not meet the preset CSI change threshold requirement from participating in sensing measurement again, reducing signaling messages, improving spectrum utilization, and saving the device power of the sensing responder.
  • Embodiments of the present disclosure also provide a device for terminating WLAN sensing measurement establishment, which is applied to the sensing initiator.
  • the device includes:
  • the second termination frame determination module is used to determine the perception measurement establishment termination frame; wherein the perception measurement establishment termination frame includes a first identification bit and a perception measurement establishment identification MSID corresponding to the perception initiator; the first identification bit indicates The CSI parameter value of the sensing response end is lower than the preset CSI change threshold corresponding to the sensing response end;
  • the second termination frame sending module is configured to send the perception measurement establishment termination frame.
  • the device also includes other modules of the electronic equipment in the previous embodiments, which will not be described again here.
  • the embodiment of the present disclosure also provides an electronic device, as shown in Figure 10.
  • the electronic device 1000 shown in Figure 10 can be a server, including: a processor 1001 and a memory 1003. Among them, the processor 1001 and the memory 1003 are connected, such as through a bus 1002.
  • electronic device 1000 may also include a transceiver 1004. It should be noted that in practical applications, the number of transceivers 1004 is not limited to one, and the structure of the electronic device 1000 does not constitute a limitation on the embodiments of the present disclosure.
  • the processor 1001 can be a CPU (Central Processing Unit, central processing unit), a general-purpose processor, a DSP (Digital Signal Processor, a data signal processor), an ASIC (Application Specific Integrated Circuit, an application-specific integrated circuit), or an FPGA (Field Programmable Gate Array). , field programmable gate array) or other programmable logic devices, transistor logic devices, hardware components, or any combination thereof. It may implement or execute the various illustrative logical blocks, modules and circuits described in connection with this disclosure.
  • the processor 1001 may also be a combination that implements computing functions, such as a combination of one or more microprocessors, a combination of a DSP and a microprocessor, etc.
  • Bus 1002 may include a path that carries information between the components described above.
  • the bus 1002 may be a PCI (Peripheral Component Interconnect, Peripheral Component Interconnect Standard) bus or an EISA (Extended Industry Standard Architecture) bus, etc.
  • the bus 1002 can be divided into an address bus, a data bus, a control bus, etc. For ease of presentation, only one thick line is used in Figure 10, but it does not mean that there is only one bus or one type of bus.
  • the memory 1003 may be a ROM (Read Only Memory) or other types of static storage devices that can store static information and instructions, RAM (Random Access Memory) or other types that can store information and instructions.
  • Dynamic storage devices can also be EEPROM (Electrically Erasable Programmable Read Only Memory), CD-ROM (Compact Disc Read Only Memory) or other optical disk storage, optical disk storage (including compression Optical disc, laser disc, optical disc, digital versatile disc, Blu-ray disc, etc.), magnetic disk storage medium or other magnetic storage device, or can be used to carry or store the desired program code in the form of instructions or data structures and can be accessed by a computer Any other medium, without limitation.
  • the memory 1003 is used to store application code for executing the disclosed solution, and the processor 1001 controls the execution.
  • the processor 1001 is used to execute the application program code stored in the memory 1003 to implement the contents shown in the foregoing method embodiments.
  • electronic devices include but are not limited to: mobile phones, notebook computers, digital broadcast receivers, PDAs (personal digital assistants), PAD (tablet computers), PMP (portable multimedia players), vehicle-mounted terminals (such as vehicle-mounted navigation terminals), etc. mobile terminals such as digital TVs, desktop computers, etc.
  • PDAs personal digital assistants
  • PAD tablet computers
  • PMP portable multimedia players
  • vehicle-mounted terminals such as vehicle-mounted navigation terminals
  • mobile terminals such as digital TVs, desktop computers, etc.
  • the electronic device shown in FIG. 10 is only an example and should not impose any limitations on the functions and scope of use of the embodiments of the present disclosure.
  • the server provided by this disclosure can be an independent physical server, or a server cluster or distributed system composed of multiple physical servers. It can also provide cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, Cloud servers for basic cloud computing services such as cloud communications, middleware services, domain name services, security services, CDN, and big data and artificial intelligence platforms.
  • the terminal can be a smartphone, tablet, laptop, desktop computer, smart speaker, smart watch, etc., but is not limited to this.
  • the terminal and the server can be connected directly or indirectly through wired or wireless communication methods, and this disclosure is not limited here.
  • Embodiments of the present disclosure provide a computer-readable storage medium.
  • the computer-readable storage medium stores a computer program. When run on a computer, the computer can execute the corresponding content in the foregoing method embodiments.
  • the computer-readable medium mentioned above in the present disclosure may be a computer-readable signal medium or a computer-readable storage medium, or any combination of the above two.
  • the computer-readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, device or device, or any combination thereof. More specific examples of computer readable storage media may include, but are not limited to: an electrical connection having one or more wires, a portable computer disk, a hard drive, random access memory (RAM), read only memory (ROM), removable Programmd read-only memory (EPROM or flash memory), fiber optics, portable compact disk read-only memory (CD-ROM), optical storage device, magnetic storage device, or any suitable combination of the above.
  • a computer-readable storage medium may be any tangible medium that contains or stores a program for use by or in connection with an instruction execution system, apparatus, or device.
  • a computer-readable signal medium may include a data signal propagated in baseband or as part of a carrier wave, carrying computer-readable program code therein. Such propagated data signals may take many forms, including but not limited to electromagnetic signals, optical signals, or any suitable combination of the above.
  • a computer-readable signal medium may also be any computer-readable medium other than a computer-readable storage medium that can send, propagate, or transmit a program for use by or in connection with an instruction execution system, apparatus, or device .
  • Program code embodied on a computer-readable medium may be transmitted using any suitable medium, including but not limited to: wire, optical cable, RF (radio frequency), etc., or any suitable combination of the above.
  • the above-mentioned computer-readable medium may be included in the above-mentioned electronic device; it may also exist independently without being assembled into the electronic device.
  • the computer-readable medium carries one or more programs.
  • the electronic device When the one or more programs are executed by the electronic device, the electronic device performs the method shown in the above embodiment.
  • a computer program product or computer program including computer instructions stored in a computer-readable storage medium.
  • the processor of the computer device reads the computer instructions from the computer-readable storage medium, and the processor executes the computer instructions, so that the computer device executes the methods provided in the above various optional implementations.
  • Computer program code for performing the operations of the present disclosure may be written in one or more programming languages, including object-oriented programming languages such as Java, Smalltalk, C++, and conventional Procedural programming language—such as "C" or a similar programming language.
  • the program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server.
  • the remote computer can be connected to the user's computer through any kind of network, including a local area network (LAN) or a wide area network (WAN), or it can be connected to an external computer (such as an Internet service provider through Internet connection).
  • LAN local area network
  • WAN wide area network
  • Internet service provider such as an Internet service provider through Internet connection
  • each block in the flowchart or block diagram may represent a module, segment, or portion of code that contains one or more logic functions that implement the specified executable instructions.
  • the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown one after another may actually execute substantially in parallel, or they may sometimes execute in the reverse order, depending on the functionality involved.
  • each block of the block diagram and/or flowchart illustration, and combinations of blocks in the block diagram and/or flowchart illustration can be implemented by special purpose hardware-based systems that perform the specified functions or operations. , or can be implemented using a combination of specialized hardware and computer instructions.
  • module A can also be described as "module A used to perform operation B".

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

Abstract

Des modes de réalisation de la présente divulgation se rapportent au domaine technique des communications mobiles, et concernent un procédé et un appareil de terminaison de configuration de mesure de détection de WLAN, un dispositif électronique, et un support d'enregistrement. Le procédé de terminaison de configuration de mesure de détection WLAN est appliqué à un initiateur de détection. Le procédé consiste à : déterminer une trame de terminaison de configuration de mesure de détection, la trame de terminaison de configuration de mesure de détection comprenant un premier bit d'identification et un identifiant de configuration de mesure de détection (MSID) correspondant au premier bit d'identification, et le premier bit d'identification indiquant qu'une valeur de paramètre de CSI d'un répondeur de détection correspondant au MSID est inférieure à un seuil de modification de CSI prédéfini correspondant au répondeur de détection ; et envoyer la trame de terminaison de configuration de mesure de détection. Les modes de réalisation de la présente divulgation concernent un mode de terminaison pour réaliser une mesure de détection sur la base d'un seuil de CSI.
PCT/CN2022/091234 2022-05-06 2022-05-06 Procédé et appareil de terminaison de configuration de mesure de détection de wlan, dispositif électronique, et support d'enregistrement WO2023212936A1 (fr)

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CN202280001476.XA CN115023964A (zh) 2022-05-06 2022-05-06 Wlan感知测量建立终止方法及装置、电子设备及存储介质

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WO2024050828A1 (fr) * 2022-09-09 2024-03-14 北京小米移动软件有限公司 Procédé de terminaison de session de détection, dispositif électronique et support de stockage
WO2024092438A1 (fr) * 2022-10-31 2024-05-10 北京小米移动软件有限公司 Procédé et appareil de communication, dispositif et support d'enregistrement
WO2024164342A1 (fr) * 2023-02-10 2024-08-15 北京小米移动软件有限公司 Procédé de communication, appareil, dispositif et support de stockage

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CN112218328A (zh) * 2019-07-11 2021-01-12 华为技术有限公司 一种感知测量方法及装置
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