# US 2025/0159409 A1 · Electronic device for providing at least one sound channel to another electronic device and control method thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2025/0159409 A1 - Document ID: US20250159409A1 - Status: Published application - Kind: A1 - Application number: 19/016,478 - Filed: 2025-01-10 - Published: 2025-05-15 - Earliest claimed: 2023-11-15 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Jongbae KIM - Web page: https://patentgrep.com/patent/US20250159409A1 ## CPC - H04R 5/04: Circuit arrangements, {e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments (combinations of amplifiers H03F3/68; stereophonic systems H04S)} - H04S 7/308: {Electronic adaptation dependent on speaker or headphone connection} - G06F 3/162: {Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs} - H04R 3/00: Circuits for transducers (arrangements for producing a reverberation or echo sound G10K15/08; amplifiers H03F) - H04R 3/12: for distributing signals to two or more loudspeakers {(specially adapted for hearing aids H04R25/407)} - H04R 5/02: Spatial or constructional arrangements of loudspeakers - H04R 5/033: Headphones for stereophonic communication {(details thereof, e.g. relating to batteries, cables or control elements H04R1/10)} - H04S 3/008: {in which the audio signals are in digital form, i.e. employing more than two discrete digital channels (data reduction aspects thereof based on psychoacoustics G10L19/02)} - H04W 4/80: Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication - H04W 84/12: WLAN [Wireless Local Area Networks] - H04S 7/304: {For headphones} - H04S 2400/01: Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved - H04S 2400/15: Aspects of sound capture and related signal processing for recording or reproduction - 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) - H04S: STEREOPHONIC SYSTEMS - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - 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 includes: a communication interface; at least one memory storing instructions; and one or more processors connected to the communication interface and configured to control the electronic device, where, by executing the instructions, the one or more processors are configured to: identify whether a predetermined function is activated in a second electronic device based on the second electronic device being identified as connected to the electronic device through the communication interface, and control the communication interface to transmit, to the second electronic device, at least one channel among a plurality of channels included in sound information based on whether the predetermined function is identified as activated. ## Claims ### Claim 1 An electronic device comprising: a communication interface; at least one memory storing instructions; and one or more processors connected to the communication interface and configured to control the electronic device, wherein, by executing the instructions, the one or more processors are configured to: identify whether a predetermined function is activated in a second electronic device based on the second electronic device being identified as connected to the electronic device through the communication interface, and control the communication interface to transmit, to the second electronic device, at least one channel among a plurality of channels included in sound information based on whether the predetermined function is identified as activated. ### Claim 2 (depends on 1) The device as claimed in claim 1, wherein the one or more processors are further configured to: control the communication interface to transmit a predetermined channel among the plurality of channels to the second electronic device in a state in which the predetermined function is identified as activated in the second electronic device, and control the communication interface to transmit the plurality of channels to the second electronic device in a state in which the predetermined function is identified as not activated in the second electronic device. ### Claim 3 (depends on 2) The device as claimed in claim 2, wherein the predetermined channel comprises a woofer channel. ### Claim 4 (depends on 1) The device as claimed in claim 1, further comprising a speaker, wherein the one or more processors are further configured to output, through the speaker, channels other than the at least one channel among the plurality of channels in a state in which the at least one channel is transmitted to the second electronic device. ### Claim 5 (depends on 1) The device as claimed in claim 1, wherein the one or more processors are further configured to: control the communication interface to transmit, to the second electronic device, a signal for identifying whether the predetermined function is activated based on the second electronic device being identified as connected to the electronic device through the communication interface, and identify whether the predetermined function is activated based on a signal received from the second electronic device through the communication interface. ### Claim 6 (depends on 5) The device as claimed in claim 5, wherein a memory among the at least one memory is storing specification information of the second electronic device, wherein the one or more processors are further configured to: identify whether the second electronic device is capable of the predetermined function based on the specification information, and control the communication interface to transmit, to the second electronic device, the signal for identifying whether the predetermined function is activated in a state in which the second electronic device is identified as being capable of the predetermined function. ### Claim 7 (depends on 1) The device as claimed in claim 1, further comprising a speaker, wherein the one or more processors are further configured to: control the communication interface to transmit, to the second electronic device, at least one channel that is less than a predetermined frequency and incapable of negative positioning, and allow at least one channel that is equal to or greater than the predetermined frequency and capable of the negative positioning to be output through the speaker. ### Claim 8 (depends on 1) The device as claimed in claim 1, wherein the one or more processors are further configured to: compensate for a latency of the at least one channel, and control the communication interface to transmit the compensated at least one channel to the second electronic device. ### Claim 9 (depends on 8) The device as claimed in claim 8, wherein the one or more processors are further configured to: identify a location of the second electronic device, and compensate for the latency based on the location of the second electronic device. ### Claim 10 (depends on 8) The device as claimed in claim 8, further comprising a speaker, wherein the one or more processors are further configured to: output, through the speaker, inaudible sound being less than a predetermined frequency, and compensate for the latency based on delay information received from the second electronic device through the communication interface. ### Claim 11 (depends on 1) The device as claimed in claim 1, wherein the predetermined function comprises: generating a mixture comprising sound received through a microphone of the second electronic device and sound based on the at least one channel received from the electronic device, and outputting the mixture through a speaker of the second electronic device. ### Claim 12 (depends on 1) The device as claimed in claim 1, wherein the one or more processors are further configured to identify whether the predetermined function is activated in the second electronic device in a state in which the second electronic device is identified as connected to the electronic device through the communication interface and the sound information is output as sound. ### Claim 13 A control method of an electronic device, the method comprising: identifying whether a predetermined function is activated in a second electronic device based on the second electronic device being identified as connected to the electronic device; and transmitting, to the second electronic device, at least one channel among a plurality of channels included in sound information based on whether the predetermined function is identified as activated. ### Claim 14 (depends on 13) The method as claimed in claim 13, wherein the transmitting, to the second electronic device, the at least one channel among the plurality of channels comprises: transmitting a predetermined channel among the plurality of channels to the second electronic device in a state in which the predetermined function is identified as activated in the second electronic device, and transmitting the plurality of channels to the second electronic device in a state in which the predetermined function is not identified as activated in the second electronic device. ### Claim 15 (depends on 14) The method as claimed in claim 14, wherein the predetermined channel includes a woofer channel. ### Claim 16 (depends on 10) The device as claimed in claim 10, wherein the delay information comprises a reception time at which the inaudible sound is received by the second electronic device, and wherein the one or more processors are further configured to compensate for the latency based on a time at which the inaudible sound is output and the reception time at which the inaudible sound is received by the second electronic device. ### Claim 17 An electronic device comprising: a communication interface; at least one memory storing instructions; and one or more processors connected to the communication interface and configured to control the electronic device, wherein, by executing the instructions, the one or more processors are configured to: identify whether a second electronic device is capable of a predetermined function; identify whether the predetermined function is activated in the second electronic device based on the second electronic device; control the communication interface to transmit, to the second electronic device, at least one channel among a plurality of channels included in sound information based on whether the predetermined function is identified as activated. ### Claim 18 (depends on 17) The device as claimed in claim 17, wherein the predetermined function comprises: generating a mixture comprising sound received through a microphone of the second electronic device and sound based on the at least one channel received from the electronic device, and outputting the mixture through a speaker of the second electronic device. ### Claim 19 (depends on 18) The device as claimed in claim 18, further comprising a speaker, wherein the one or more processors are further configured to: in a state in which the predetermined function is identified as activated, control the communication interface to transmit only the at least one channel among the plurality of channels included in the sound information, to the second electronic device, and output, through the speaker, channels other than the at least one channel among the plurality of channels in a state in which the at least one channel is transmitted to the second electronic device. ### Claim 20 (depends on 19) The device as claimed in claim 19, wherein the one or more processors are further configured to: compensate for a latency of the at least one channel, and control the communication interface to transmit the compensated at least one channel to the second electronic device.