# US 2020/0288238 A1 · Remote control apparatus and electronic device, and system including same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2020/0288238 A1 - Document ID: US20200288238A1 - Status: Published application - Kind: A1 - Application number: 16/648,926 - Filed: 2018-09-20 - Published: 2020-09-10 - Earliest claimed: 2017-10-13 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Chae-young LIM; Je-hwan SEO; Kyung-ik CHO; Min-sup KIM; Ki-hyun SONG; Suk-hoon YOON; Hyun-kyu YUN; Jong-keun LEE - Web page: https://patentgrep.com/patent/US20200288238A1 ## CPC - H04R 3/00: Circuits for transducers (arrangements for producing a reverberation or echo sound G10K15/08; amplifiers H03F) - G08C 23/02: using infrasonic, sonic or ultrasonic waves - H04B 1/20: for coupling gramophone pick-up, recorder output, or microphone to receiver - H04Q 9/04: Arrangements for synchronous operation - H04W 76/14: Direct-mode setup - H04R 2430/01: Aspects of volume control, not necessarily automatic, in sound systems - H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K) - G08C: TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pressure transmitting systems F15B; mechanical means for transferring the output of a sensing member into a different variable G01D5/00; mechanical control systems G05G) - H04B: TRANSMISSION - H04Q: SELECTING (switches, relays, selectors H01H; wireless communication networks H04W) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract A remote control apparatus is disclosed. The remote control apparatus comprises: a microphone; a communication unit; a storage unit for storing pattern information of a non-audible sound for identification of the locality of an external electronic device; and a processor for broadcasting, through the communication unit, information acquired on the basis of an ambient sound received through the microphone, and when a non-audible sound based on broadcasted information output from an electronic device is received through the microphone, comparing a pattern of the received non-audible sound with pattern information stored in the storage unit, and transmitting a pairing request signal to the electronic device on the basis of a comparison result. ## Claims ### Claim 1 A remote controller comprising: a microphone; a communicator; a storage configured to store pattern information of a non-audible sound to identify locality of an external electronic device; and a processor configured to: broadcast information, through the communicator, that is obtained based on ambient sound received through the microphone, and based on non-audible sound based on the broadcast information that is output from the electronic device being received through the microphone, compare pattern information that is stored in the storage, and request a pairing request signal to the electronic device based on the comparison result. ### Claim 2 (depends on 1) The remote controller of claim 1, wherein the processor is configured to: identify at least one of second volume and second frequency of the non-audible sound based on at least one of first volume and first frequency of the ambient sound, and broadcast information on at least one of the identified second volume and second frequency through the communicator. ### Claim 3 (depends on 1) The remote controller of claim 1, wherein the processor is configured to: broadcast a communication connection request signal, and when response signals with respect to the communication connection request signal are received respectively from a plurality of external electronic devices including the electronic device, broadcast a signal including identification information of the electronic device and the obtained information based on volume of the response signal. ### Claim 4 (depends on 3) The remote controller of claim 3, wherein the communication connection request signal is transmitted through a Bluetooth Undirected Advertisement packet, and a signal including identification information of the electronic device and the obtained information is transmitted through a Bluetooth Directed Advertisement packet. ### Claim 5 (depends on 3) The remote controller of claim 3, wherein information obtained based on the ambient sound that is received through the microphone comprises information on volume of the ambient sound, wherein the processor is configured to: after broadcasting a signal including identification of the electronic device and the obtained information, when the non-audible sound is not received within a predetermined time, update information on volume of the ambient sound, and broadcast a signal including identification information of the electronic device and information on volume of the updated ambient sound. ### Claim 6 (depends on 3) The remote controller of claim 3, wherein the processor is configured to: obtain volume which exceeds a predetermined threshold than volume of the ambient sound as volume of the non-audible sound, and after broadcasting the size of the obtained non-audible sound and identification information of the electronic device, based on the non-audible sound not being received within the predetermined time, broadcast instructions to adjust identification information of the electronic device and volume of the non-audible sound upward. ### Claim 7 An electronic device, comprising: a speaker; a communicator; a storage configured to store pattern information of non-audible sound for locality identification of the remote controller and the electronic device; and a processor configured to: based on information on ambient sound of the remote controller being received from the remote controller through the communicator, output non-audible sound based on the received information and the stored pattern information through the speaker, and based on a pairing request signal being received from the remote controller, perform pairing with the remote controller. ### Claim 8 (depends on 7) The electronic device of claim 7, wherein the processor is configured to: control the speaker to output the non-audible sound with volume that exceeds a predetermined threshold that is greater than the volume of the ambient sound based on the received information, and after outputting the non-audible sound, if the pairing request signal not being received within a predetermined time, control the speaker to adjust volume of the non-audible sound upward and output the same. ### Claim 9 (depends on 7) The electronic device of claim 7, wherein the processor is configured to: based on at least one of volume and frequency of sound included in information on the ambient sound, identify at least one of the stored pattern information and output the non-audible sound based on the identified pattern information. ### Claim 10 A controlling method of a remote controller, the method comprising: broadcasting information obtained based on ambient sound; based on non-audible sound being received from an external electronic device based on the broadcast information, comparing a pattern of the received non-audible sound and prestored pattern information; and transmitting a pairing request signal to the electronic device based on the comparison result. ### Claim 11 (depends on 10) The controlling method of claim 10, wherein the broadcasting the obtained information comprises: identifying at least one of second volume and second frequency of the non-audible sound based on at least one of first volume and first frequency of the ambient sound, and broadcasting information on at least one of the identified second volume and second frequency. ### Claim 12 (depends on 10) The controlling method of claim 10, further comprising: broadcasting a communication connection request signal, wherein the broadcasting the obtained information comprises: when response signals with respect to the communication connection request signal are received respectively from a plurality of external electronic devices including the electronic device, broadcasting a signal including identification information of the electronic device and the obtained information based on volume of the response signal. ### Claim 13 (depends on 12) The controlling method of claim 12, wherein the communication connection request signal is transmitted through a Bluetooth Undirected Advertisement packet, and a signal including identification information of the electronic device and the obtained information is transmitted through a Bluetooth Directed Advertisement packet. ### Claim 14 (depends on 12) The controlling method of claim 12, wherein information obtained based on the ambient sound that is received through the microphone comprises information on volume of the ambient sound, and the method further comprises: after broadcasting a signal including identification of the electronic device and the obtained information, when the non-audible sound is not received within a predetermined time, updating information on volume of the ambient sound, and broadcasting a signal including identification information of the electronic device and information on volume of the updated ambient sound. ### Claim 15 (depends on 12) The controlling method of claim 12, wherein the broadcasting a signal including identification information of the electronic device and information on volume of the updated ambient sound comprises: obtaining volume which exceeds a predetermined threshold than volume of the ambient sound as volume of the non-audible sound; and after broadcasting the size of the obtained non-audible sound and identification information of the electronic device, based on the non-audible sound not being received within the predetermined time, broadcasting instructions to adjust identification information of the electronic device and volume of the non-audible sound upward.