# US 12,601,829 B2 · Electronic device for transmitting and receiving data upon ultra wide band ranging and method thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,601,829 B2 - Document ID: US12601829B2 - Status: Granted - Kind: B2 - Application number: 17/663,351 - Filed: 2022-05-13 - Published: 2022-11-03 - Granted: 2026-04-14 - Earliest claimed: 2021-04-28 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Hyunchul Kim; Yi Yang; Moonseok Kang; Sungjun Lim; Kunyoung Choi - Web page: https://patentgrep.com/patent/US12601829B2 ## CPC - G01S 13/765: {with exchange of information between interrogator and responder} - G01S 7/006: {using shared front-end circuitry, e.g. antennas (G01S13/765, G01S13/825 take precedence)} - G01S 11/02: using radio waves (G01S19/00 takes precedence) - G01S 13/02: Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems - G01S 13/0209: {Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband} - G01S 13/08: Systems for measuring distance only (indirect measurement G01S13/46) - H04W 4/80: Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication - H04W 28/02: Traffic management, e.g. flow control or congestion control - H04W 72/04: Wireless resource allocation - H04W 72/0446: Resources in time domain, e.g. slots or frames - H04W 88/02: Terminal devices - H04W 64/00: Locating users or terminals {or network equipment} for network management purposes, e.g. mobility management - H04W 76/19: Connection re-establishment - 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 - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract An electronic device according to various embodiments of the present disclosure may include a wireless communication circuit, a memory, and a processor operatively connected to the memory and the wireless communication circuit, wherein the memory stores instructions that when executed cause the processor to start a ranging round by transmitting, to an external electronic device, a ranging control message (RCM) including transmission control information of data to be transmitted, to perform ranging based on the ranging control message, and upon completion of ranging, to transmit, based on the transmission control information included in the ranging control message, the data in a slot allocated in the ranging round. ## Claims ### Claim 1 An electronic device comprising: a wireless communication circuit; memory storing instructions; and a processor operatively connected to the memory and the wireless communication circuit, wherein the instructions, when executed by the processor, cause the electronic device to: transmit, via the wireless communication circuit to an external electronic device, a ranging control message (RCM) including transmission control information of data to be transmitted, wherein a ranging round starts with transmission of the RCM, perform ranging with the external electronic device based on the RCM, and transmit, via the wireless communication circuit, the data in a slot allocated in the ranging round based on the transmission control information included in the RCM, when a distance measurement to the external electronic device is completed through the ranging. ### Claim 2 (depends on 1) The electronic device of claim 1, wherein the transmission control information comprises information for determining whether to perform retransmission if a transmission of the data fails. ### Claim 3 (depends on 2) The electronic device of claim 2, wherein, if the transmission of the data fails, the instructions, when executed by the processor, cause the electronic device to: retransmit, based on the information for determining whether to perform retransmission, the data in an additional slot allocated in the ranging round. ### Claim 4 (depends on 1) The electronic device of claim 1, wherein the instructions, when executed by the processor, cause the electronic device to: include the data in a data field of a data frame; and transmit, via the wireless communication circuit, the data in the allocated slot. ### Claim 5 (depends on 4) The electronic device of claim 4, wherein the data frame comprises a field indicating information that determines whether to segment the data. ### Claim 6 (depends on 5) The electronic device of claim 5, wherein the instructions, when executed by the processor, cause the electronic device to: include a segment of the data in the data frame that includes the information determining whether to segment the data; transmit, via the wireless communication circuit, the segment of data to the external electronic device in the allocated slot; and transmit, via the wireless communication circuit, a data frame including another segment of the data in a next slot that is subsequently allocated. ### Claim 7 (depends on 5) The electronic device of claim 5, wherein the instructions, when executed by the processor, cause the electronic device to: determine a length of the segment of the data based on a distance to the external electronic device obtained by performing the ranging, a reception sensitivity, a maximum transmission power limitation and a length of the data. ### Claim 8 (depends on 1) The electronic device of claim 1, wherein the instructions, when executed by the processor, cause the electronic device to: not transmit, via the wireless communication circuit, the data in the slot allocated when the distance measurement to the external electronic device through the ranging fails. ### Claim 9 (depends on 1) The electronic device of claim 1, wherein the instructions, when executed by the processor, cause the electronic device to: transmit, via the wireless communication circuit, the data in the slot allocated in the ranging round based on the transmission control information included in the RCM, when a ranging result report including a distance value obtained by the external electronic device is received from the external electronic device. ### Claim 10 (depends on 1) The electronic device of claim 1, wherein the data includes at least one of information related to a change of a parameter after ranging begins, authentication information for an access service, or control information associated with execution of a predetermined event. ### Claim 11 A method of an electronic device, the method comprising: transmitting, to an external electronic device, a ranging control message (RCM) including transmission control information of data to be transmitted, wherein a ranging round starts with transmission of the RCM; performing ranging with the external electronic device based on the RCM; and transmitting, based on the transmission control information included in the RCM, the data in a slot allocated in the ranging round when a distance measurement to the external electronic device is completed through the ranging. ### Claim 12 (depends on 11) The method of claim 11, wherein the transmission control information comprises information for determining whether to perform retransmission when a data transmission fails. ### Claim 13 (depends on 12) The method of claim 12, further comprising: when the data transmission fails, retransmitting, based on the information for determining whether to perform retransmission, the data in an additional slot allocated in the ranging round. ### Claim 14 (depends on 12) The method of claim 12, further comprising: when the data transmission fails, retransmitting, based on the information for determining whether to perform retransmission, the data within a predetermined number of times before the ranging round ends. ### Claim 15 (depends on 11) The method of claim 11, further comprising: including the data in a data field of a data frame; and transmitting the data in the allocated slot. ### Claim 16 (depends on 15) The method of claim 15, wherein the data frame comprises a field indicating information that determines whether to segment the data. ### Claim 17 (depends on 16) The method of claim 16, further comprising: including a segment of the data in the data frame including the information determining whether to segment the data; transmitting the segment of data to the external electronic device in the allocated slot; and transmitting a data frame including another segment of the data in a next slot that is subsequently allocated. ### Claim 18 (depends on 16) The method of claim 16, further comprising: determining a length of the segment of the data based on a distance to the external electronic device obtained by performing the ranging, a reception sensitivity, a maximum transmission power limitation and a length of the data. ### Claim 19 (depends on 11) The method of claim 11, further comprising: not transmitting the data in the slot allocated when the distance measurement to the external electronic device through the ranging fails. ### Claim 20 (depends on 11) The method of claim 11, wherein the transmitting the data comprises: transmitting, based on the transmission control information included in the RCM, the data in the slot allocated in the ranging round when a ranging result report including a distance value obtained by the external electronic device is received from the external electronic device.