# US 11,445,433 B2 · Method of transmitting proximity service data and electronic device for the same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,445,433 B2 - Document ID: US11445433B2 - Status: Granted - Kind: B2 - Application number: 17/065,969 - Filed: 2020-10-08 - Published: 2021-01-28 - Granted: 2022-09-13 - Earliest claimed: 2014-11-26 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Bu-Seop Jung; Young-Kwan Chung; Dong-Il Son; Yong-Hae Choi; Ju-Ho Kim; Christopher Kang; Hyuk Kang - Web page: https://patentgrep.com/patent/US11445433B2 ## CPC - H04W 48/16: Discovering, processing access restriction or access information - H04W 4/80: Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication - H04W 8/005: {Discovery of network devices, e.g. terminals} - 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 in a neighbor awareness networking (NAN) cluster is provided. The electronic device includes a wireless fidelity (Wi-Fi) transceiver; and a processor, coupled with the Wi-Fi transceiver, configured to perform a synchronization with at least one device in the NAN cluster, wherein the at least one device comprises an external electronic device, after performing the synchronization, receive, from the external electronic device through the Wi-Fi transceiver, a frame including first data within at least one discovery window (DW) among a plurality of DWs, wherein the first data comprises channel information for second data, and time information for the second data, and based on the channel information and the time information, control the Wi-Fi transceiver to receive the second data at a channel corresponding to the channel information of the received first data during a time duration corresponding to the time information of the received first data. ## Claims ### Claim 1 An electronic device operable in a neighbor awareness networking (NAN) cluster, the electronic device comprising: a Bluetooth low energy (BLE) module; a wireless fidelity (Wi-Fi) transceiver; and a processor, operatively coupled with the BLE module and the Wi-Fi transceiver, configured to: receive, through the BLE module, a BLE signal comprising a first service identifier to trigger an NAN operation of the Wi-Fi transceiver, based on the reception of the BLE signal comprising the first service identifier: activate the NAN operation of the Wi-Fi transceiver, and perform, through the activated NAN operation of the Wi-Fi transceiver, a time synchronization with at least one device in the NAN cluster for providing a service indicated by the first service identifier, and after performing the time synchronization, control the Wi-Fi transceiver to receive data from an external device in the NAN cluster. ### Claim 2 (depends on 1) The electronic device of claim 1, wherein the processor is further configured to, based on the reception of the BLE signal comprising the first service identifier, control at least one of the BLE module or the Wi-Fi transceiver to transmit device information of the electronic device. ### Claim 3 (depends on 2) The electronic device of claim 2, wherein the device information comprising at least one of an IP address of the electronic device, an MAC address of the electronic device, a device name of the electronic device or a cluster identifier of the NAN cluster. ### Claim 4 (depends on 2) The electronic device of claim 2, wherein the processor is further configured to control the Wi-Fi transceiver to transmit the device information within at least one discovery window (DW). ### Claim 5 (depends on 1) The electronic device of claim 1, wherein the BLE signal further comprising distance information, and wherein the processor is further configured to receive the data when a distance between the electronic device and the external device is matched to the distance information. ### Claim 6 (depends on 1) The electronic device of claim 1, wherein the processor is further configured to: after performing the time synchronization, receive, through the Wi-Fi transceiver, a frame including guide data within at least one DW among a plurality of DWs, wherein the guide data comprises channel information for transferring the data, and transmission time information for transferring the data, and control the Wi-Fi transceiver to receive the data at a channel corresponding to the channel information during a time duration corresponding to the transmission time information. ### Claim 7 (depends on 6) The electronic device of claim 6, wherein the Wi-Fi transceiver is configured to switch from a low-power mode to an active mode to receive the data at the channel corresponding to the channel information during the time duration corresponding to the transmission time information, wherein power consumption of the Wi-Fi transceiver in the low-power mode is less than power consumption of the Wi-Fi transceiver in the active mode. ### Claim 8 (depends on 6) The electronic device of claim 6, wherein the transmission time information includes at least one of a start offset, a time duration, or a period. ### Claim 9 (depends on 1) The electronic device of claim 1, further comprising a display operatively coupled with the processor, wherein the processor is further configured to: after performing the time synchronization, receive, through the Wi-Fi Transceiver, device introduction information from the at least one device, and display, through the display, the device introduction information. ### Claim 10 (depends on 9) The electronic device of claim 9, wherein the processor is further configured to control the Wi-Fi Transceiver to receive the device introduction information within at least one DW. ### Claim 11 (depends on 1) The electronic device of claim 1, wherein the service comprising a sharing mode of a camera application. ### Claim 12 An electronic device operable in a neighbor awareness networking (NAN) cluster, the electronic device comprising: a Bluetooth low energy (BLE) module; a wireless fidelity (Wi-Fi) transceiver; and a processor, operatively coupled with the BLE module and the Wi-Fi transceiver, configured to: transmit, through the BLE module, a BLE signal comprising a first service identifier to trigger an NAN operation of the Wi-Fi transceiver, based on the reception of the BLE signal comprising the first service identifier, activate the NAN operation of the Wi-Fi transceiver, perform, through the activated NAN operation of the Wi-Fi transceiver, a time synchronization with at least one device in the NAN cluster for providing a service indicated by the first service identifier, after performing the time synchronization, control the Wi-Fi transceiver to transmit guide data for providing data to the external device. ### Claim 13 (depends on 12) The electronic device of claim 12, wherein the processor is further configured to control the BLE module to transmit device information indicating a device transmitting the data. ### Claim 14 (depends on 13) The electronic device of claim 13, wherein the device information comprising at least one of an IP address, an MAC address, a device name or a cluster identifier. ### Claim 15 (depends on 12) The electronic device of claim 12, wherein the BLE signal further comprising distance information. ### Claim 16 (depends on 12) The electronic device of claim 12, wherein the processor is further configured to: after performing the time synchronization, transmit, through the Wi-Fi transceiver, a frame including guide data within at least one DW among a plurality of DWs, wherein the guide data comprises channel information for transferring second data, and transmission time information for transferring the data. ### Claim 17 (depends on 16) The electronic device of claim 16, wherein the transmission time information includes at least one of a start offset, a time duration, or a period. ### Claim 18 (depends on 12) The electronic device of claim 12, wherein the Wi-Fi transceiver is configured to switch from a low-power mode to an active mode based on the reception of the BLE signal the first service identifier, wherein power consumption of the Wi-Fi transceiver in the low-power mode is less than power consumption of the Wi-Fi transceiver in the active mode. ### Claim 19 (depends on 12) The electronic device of claim 12, wherein the processor is further configured to: after performing the time synchronization, receive, through the Wi-Fi Transceiver, device introduction information from the at least one device, and display, through the display, the device introduction information. ### Claim 20 (depends on 19) The electronic device of claim 19, wherein the processor is further configured to control the Wi-Fi Transceiver to receive the device introduction information within at least one DW.