# US 2025/0096971 A1 · Communication method and apparatus, device and storage medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2025/0096971 A1 - Document ID: US20250096971A1 - Status: Published application - Kind: A1 - Application number: 18/730,902 - Filed: 2022-01-28 - Published: 2025-03-20 - Earliest claimed: 2022-01-28 - Assignees: Beijing Xiaomi Mobile Software Co., Ltd. - Applicants: Beijing Xiaomi Mobile Software Co., Ltd. - Inventors: Xiandong DONG - Web page: https://patentgrep.com/patent/US20250096971A1 ## CPC - H04L 5/0048: {Allocation of pilot signals, i.e. of signals known to the receiver (allocation of control signalling H04L5/0053; use of control signalling H04L5/0091)} - H04W 64/00: Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management - G01S 7/006: {using shared front-end circuitry, e.g. antennas (G01S13/765, G01S13/825 take precedence)} - G01S 13/765: {with exchange of information between interrogator and responder} - H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals} - H04W 24/10: Scheduling measurement reports {; Arrangements for measurement reports} - H04W 84/12: WLAN [Wireless Local Area Networks] - H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) - G01S: RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES ## Abstract A communication method is performed by a wireless local area network sensing initiator. The method includes: determining a message frame, wherein the message frame includes a first identifier bit, an identifier value of the first identifier bit being a first value indicates that the message frame is a request frame, and the identifier value of the first identifier bit being a second value indicates that the message frame is a termination frame; and sending the message frame. ## Claims ### Claim 1 A communication method, performed by a wireless local area network sensing initiator, comprising: determining a message frame, wherein the message frame comprises a first identifier bit, an identifier value of the first identifier bit being a first value indicates that the message frame is a request frame, and the identifier value of the first identifier bit being a second value indicates that the message frame is a termination frame; and sending the message frame. ### Claim 2 (depends on 1) The method according to claim 1, wherein the first identifier bit is a control parameter field. ### Claim 3 (depends on 1) The method according to claim 1, wherein the request frame comprises a wireless local area network sensing session request frame or a wireless local area network sensing measurement setup request frame; and wherein the termination frame comprises a wireless local area network sensing session termination frame or a wireless local area network sensing measurement setup termination frame. ### Claim 4 (canceled) ### Claim 5 (depends on 1) The method according to claim 1, wherein the message frame further comprises a second identifier bit, and the second identifier bit indicates a frame format of the message frame. ### Claim 6 (depends on 5) The method according to claim 5, wherein the frame format of the message frame comprises a frame format of a public action frame or a frame format of a protected action frame. ### Claim 7 (depends on 1) The method according to claim 1, wherein the message frame further comprises a third identifier bit, and the third identifier bit indicates that the message frame is a message frame of a wireless local area network sensing session stage or a wireless local area network sensing measurement setup stage. ### Claim 8 (depends on 1) The method according to claim 1, wherein when the message frame comprises the first identifier bit and a third identifier bit, and the third identifier bit indicates that the message frame is a message frame in a wireless local area network sensing session stage, the identifier value of the first identifier bit being the first value indicates that the message frame is a wireless local area network sensing session request frame, and the identifier value of the first identifier bit being the second value indicates that the message frame is a wireless local area network sensing session termination frame. ### Claim 9 (depends on 8) The method according to claim 8, wherein when the message frame is the wireless local area network sensing session request frame, the message frame further comprises at least one of a fourth identifier bit or a fifth identifier bit, wherein the fourth identifier bit indicates optional operational parameters for wireless local area network sensing, and the fifth identifier bit indicates a wireless local area network sensing session identifier. ### Claim 10 (depends on 8) The method according to claim 8, wherein when the message frame is the wireless local area network sensing session termination frame, the message frame further comprises a fifth identifier bit and does not comprise a fourth identifier bit, wherein the fourth identifier bit indicates optional operational parameters for wireless local area network sensing, and the fifth identifier bit indicates a wireless local area network sensing session identifier. ### Claim 11 (depends on 1) The method according to claim 1, wherein when the message frame comprises the first identifier bit and a third identifier bit, and the third identifier bit indicates that the message frame is a message frame in a wireless local area network sensing measurement setup stage, the identifier value of the first identifier bit being the first value indicates that the message frame is a wireless local area network sensing measurement setup request frame, and the identifier value of the first identifier bit being the second value indicates that the message frame is a wireless local area network sensing measurement setup termination frame. ### Claim 12 (depends on 11) The method according to claim 11, wherein when the message frame is the wireless local area network sensing measurement setup request frame, the message frame further comprises at least one of a fourth identifier bit or a fifth identifier bit, wherein the fourth identifier bit indicates optional operational parameters for wireless local area network sensing, and the fifth identifier bit indicates a wireless local area network sensing measurement setup identifier. ### Claim 13 (depends on 11) The method according to claim 11, wherein when the message frame is the wireless local area network sensing measurement setup termination frame, the message frame further comprises a fifth identifier bit, and does not comprise a fourth identifier bit, wherein the fourth identifier bit indicates optional operational parameters for wireless local area network sensing, and the fifth identifier bit indicates a wireless local area network sensing measurement setup identifier. ### Claim 14 A communication method, performed by a wireless local area network sensing responder, comprising: determining a message frame, wherein the message frame comprises a first identifier bit, an identifier value of the first identifier bit being a second value indicates that the message frame is a termination frame, and the identifier value of the first identifier bit being a third value indicates that the message frame is a response frame; and sending the message frame. ### Claim 15 (canceled) ### Claim 16 (depends on 14) The method according to claim 14, wherein the response frame comprises a wireless local area network sensing session response frame or a wireless local area network sensing measurement setup response frame; and wherein the termination frame comprises a wireless local area network sensing session termination frame or a wireless local area network sensing measurement setup termination frame. ### Claim 17 (canceled) ### Claim 18 (depends on 14) The method according to claim 14, wherein the message frame further comprises at least one of a second identifier bit or a third identifier bit; the second identifier bit indicates a frame format of the message frame; and the frame format of the message frame comprises a frame format of a public action frame or a frame format of a protected action frame; and the third identifier bit indicates that the message frame is a message frame of a wireless local area network sensing session stage or a wireless local area network sensing measurement setup stage. ### Claim 19 (canceled) ### Claim 20 (canceled) ### Claim 21 (depends on 14) The method according to claim 14, wherein when the message frame comprises the first identifier bit and a third identifier bit, and the third identifier bit indicates that the message frame is a message frame in a wireless local area network sensing session stage, the identifier value of the first identifier bit being the second value indicates that the message frame is a wireless local area network sensing session termination frame, and the identifier value of the first identifier bit being the third value indicates that the message frame is a wireless local area network sensing session response frame; when the message frame is the wireless local area network sensing session response frame, the message frame further comprises at least one of a fourth identifier bit or a fifth identifier bit; and when the message frame is the wireless local area network sensing session termination frame, the message frame further comprises the fifth identifier bit and does not comprise the fourth identifier bit; wherein the fourth identifier bit indicates optional operational parameters for wireless local area network sensing, and the fifth identifier bit indicates a wireless local area network sensing session identifier. ### Claim 22 (canceled) ### Claim 23 (canceled) ### Claim 24 (depends on 14) The method according to claim 14, wherein when the message frame comprises the first identifier bit and a third identifier bit, and the third identifier bit indicates that the message frame is a message frame in a wireless local area network sensing measurement setup stage, the identifier value of the first identifier bit being the second value indicates that the message frame is a wireless local area network sensing measurement setup termination frame, and the identifier value of the first identifier bit being the third value indicates that the message frame is a wireless local area network sensing measurement setup response frame; when the message frame is the wireless local area network sensing measurement setup response frame, the message frame further comprises at least one of a fourth identifier bit or a fifth identifier bit; and when the message frame is the wireless local area network sensing measurement setup termination frame, the message frame further comprises the fifth identifier bit, and does not comprise the fourth identifier bit; wherein the fourth identifier bit indicates optional operational parameters for wireless local area network sensing, and the fifth identifier bit indicates a wireless local area network sensing measurement setup identifier. ### Claim 25 (canceled) ### Claim 26 (canceled) ### Claim 27 A communication apparatus, comprising: a processor; and a memory storing instructions executable by the processor; wherein the processor is configured to: determine a message frame, wherein the message frame comprises a first identifier bit, an identifier value of the first identifier bit being a first value indicates that the message frame is a request frame, and the identifier value of the first identifier bit being a second value indicates that the message frame is a termination frame; and send the message frame. ### Claim 28 (depends on 14) A communication apparatus, comprising: a processor; and a memory storing instructions executable by the processor; wherein the processor is configured to perform the method according to claim 14. ### Claim 29 (canceled) ### Claim 30 (canceled) ### Claim 31 (depends on 1) A non-transitory computer-readable storage medium storing a computer program, wherein the computer program, when executed by a processor, causes the processor to perform the method according to claim 1.