Samsung Electronics Co., Ltd.

Industry-University Cooperation Foundation Hanyang University

Hangil Moon

Jaemo Yang

Kyoungho Bang

Gunwoo Lee

Soonho Baek

Sanghoon Lee

Hyunwook Kim

Beakkwon Son

Seonmi Kim

Hwan Shim

Hyunchul Yang

Kiho Cho

Sangeun Kim

Jaeseong Lee

Jeock Lee

Geeyeun Kim

Byeongmin Lee

Doosuk Kang

Bokun Choi

Hochul Hwang

Gupil Cheong

Gangyoul Kim

Juhee Chang

Sangsoo Park

Juyeon Jin

Yangsu Kim

Jaeha Park

Keunwon Jang

Byoungchul Lee

Yonghoon Lee

Kyuhan Kim

Aran Cha

Myoungho Lee

Junwoo Cha

Youngsoo Park

Seongwook Song

Joonrae Cho

Jinyong Kim

Junghyeon Kim

Hyeonyeong Jeong

Haekeu Park

Chulmin Choi

Sunghoon Cho

Beak-Kwon Son

Euibum Han

Igor Ivanov

Juntai Kim

Seeyoun Kwon

Sungwook Kang

Sanghyeok Kim

Jongmo Keum

Hyunmin Choi

Hansol Kim

Jeonghwan Choi

Hyung Goo Lee

Kalicharan Gajula

Seunghun O

Kyungho Bang

Kali Charangajula

Kali Charan Gajula

Joonhyuk Chang

Dail Kim

Yungyeo Kim

Minsang Baek

Wongook Choi

An electronic device is provided. The electronic device includes, for the purpose of determining a customized beamformer filter, an input module including a plurality of microphones configured to receive an external sound signal, a memory configured to store computer-executable instructions and an initial value of a voice parameter used to perform beamforming on the external sound signal, and a processor configured to execute the instructions by accessing the memory. The instructions may be configured to estimate a feature value of the external sound signal, calculate the initial value of the voice parameter used to perform beamforming based on the external sound signal received by the plurality of microphones, determine whether to store the calculated initial value according to the feature value, determine which one of the calculated initial value or an initial value stored in the memory used according to the feature value, and obtain a target voice parameter.

Electronic device for controlling beamforming and operating method thereof

A method for separating a target sound source, includes: obtaining a mixed sound source including at least one sound source; obtaining, based on the mixed sound source, scene information related to the mixed sound source; converting, based on the scene information, a first embedding vector corresponding to a designated sound source group into a second embedding vector; and separating, based on the mixed sound source and the second embedding vector, the target sound source from the mixed sound source.

Method for separating target sound source from mixed sound source and electronic device thereof

Electronic devices and methods of use include a plurality of microphones, a speaker, an audio module, and a processor electrically coupled to the plurality of microphones, the speaker, and the audio module. The processor may be configured to control the audio module to separate each of input signals of ambient sounds input respectively through the plurality of microphones into a plurality of frequency bands by frequency conversion, control the audio module to obtain a gain value for each of the plurality of frequency bands based on an inter-channel phase variance for the plurality of frequency bands, control the audio module to filter a first frequency band signal with a directionality based on the gain value for each of the plurality of frequency bands, and control the speaker to output an output signal processed based on the first frequency band signal.

Electronic device and method for outputting sound

An electronic device includes a memory configured to store computer-executable instructions; and a processor configured to execute the computer-executable instructions to: based on a result of analyzing a transmission environment of a wireless communication channel through which an audio signal is transmitted, determine a bitrate of the audio signal, encode the audio signal into packets according to the bitrate, the packets including a main packet for audio streaming and a plurality of extension packets for sound quality improvement, based on at least one of a type of the packets and the result of analyzing the transmission environment, determine a packet type indicating a modulation scheme and number of time slots used for transmitting each packet of the packets, and configure and transmit audio packets reflecting the packet type for each packet of the packets.

Electronic device for performing audio streaming and operating method thereof

An electronic device includes a memory, a processor, and a communication interface configured to transmit audio packets to at least one sink device where the processor may determine bit rates of the audio packets based on at least one of a wireless transmission environment in which the audio packets are transmitted or a type of each of the audio packets, encode a broadcasting audio signal to the audio packets based on the bit rates of the audio packets, and repeatedly transmit the audio packets a predetermined number of times to the at least one sink device through a broadcasting channel.

Electronic device and sink device for transmitting and receiving audio packet, and operating methods thereof

An electronic device is provided. In order to process an ambient sound according to an audio scene, the electronic device receive an ambient sound, determine an audio scene based on the ambient sound, determine a target signal processing profile corresponding to the audio scene among one or more signal processing profile, and process the ambient sound according to the target signal processing profile.

Electronic device for controlling ambient sound based on audio scene and operating method thereof

An electronic device according to various embodiments includes a camera; a display; a communication module supporting Bluetooth communication; and a processor configured to: establish a communication link with a plurality of external electronic devices through the communication module; transmit a first signal indicating an occurrence of an event using the camera to at least one of the plurality of external electronic devices through the communication link; receive audio data corresponding to sound acquired by each of the plurality of external electronic devices, from each of the plurality of external electronic devices in predetermined time periods through the communication link in a state in which the plurality of external electronic devices are worn; and synchronize the audio data with video acquired using the camera and store the synchronized data, based on time and an order at which each of the plurality of external electronic devices acquires the sound.

Electronic device for processing audio data and method for operating same

A wearable electronic device including a speaker and a microphone is configured to: generate a detection signal to detect whether a sound leakage occurs, receive, through the microphone, a feedback signal in which a signal obtained by outputting the detection signal into an ear canal of a user through the speaker is collected, calculate a difference value between the feedback signal and the detection signal, and correct a playback sound output by the wearable electronic device based on the difference value.

Wearable electronic device and operation method thereof

An electronic device according to various embodiments disclosed herein may include: a housing, a speaker embedded in the housing, an acoustic duct configured to transfer an output from the speaker to a user, an external hole formed in the housing to be connected to outside the electronic device, an external sound duct configured to transfer a sound introduced through the external hole to the user, and a variable hole member comprising a variable opening disposed in at least one of the external hole and the external sound duct, wherein the variable hole member may include a conductive member comprising a conductive material configured to apply an electric signal, a ventilation hole configured to allow a sound transferred from the external hole to pass therethrough, and a deformable member comprising a deformable material configured to deform based on the electric signal to close at least a portion of the ventilation hole.

Electronic device including opening and closing structure

A wearable device is provided and includes a plurality of speakers including a first speaker, a second speaker, and an Nspeaker, a plurality of digital to analog converter (DAC)s including a first DAC connected to the first speaker, a second DAC connected to the second speaker, and an NDAC connected to the Nspeaker, an audio signal processing module including N DAC output paths configured to filter an audio signal according to each frequency band and output the audio signal, a memory; and a processor electrically connected to the plurality of DACs, the audio signal processing module, and the memory, wherein the memory includes instructions causing the processor to, when the audio signal is reproduced, analyze a frequency component included in the audio signal, activate the N DAC output paths when the frequency component included in the audio signal has a full band range, activate only a DAC output path for processing a specific frequency band among the N DAC output paths when the frequency component included in the audio signal has only the specific frequency band, and output the audio signal through a speaker connected to the activated DAC output path.

Wearable device and method for controlling audio output using multi digital to analog converter path

Certain embodiments of the disclosure include a first electronic device, comprising at least one microphone, a communication circuit, and at least one processor, wherein the at least one processor is configured to: establish a first communication connection with an external electronic device using the communication circuit, transmit through the first communication connection, to the external electronic device, using the communication circuit, information for a first voice signal obtained using the at least one microphone, receive second noise information for a second voice signal from the second electronic device, by the communication circuit, wherein the second voice signal corresponding to the first voice signal was obtained by a second electronic device while the information for the first voice signal was transmitted to the external electronic device, and transmit, based on first noise information for the first voice signal and the received second noise information satisfy a specified condition, first control information for allowing the second electronic device to establish a second communication connection with the external electronic device, using the communication circuit.

Electronic device for switching communication connections according to noise environment and method for controlling the same

An electronic device and a method are provided for recording audio data acquired from multiple devices. The electronic device includes a microphone, a communication module, a memory, and a processor configured to establish a first communication link with a first external electronic device through the communication module, establish a second communication link with a second external electronic device through the communication module, acquire a microphone input signal by operating the microphone based on receiving a recording request from the first external electronic device, monitor a transmission environment with the communication module or the second external electronic device, determine a bit rate of audio, based on the transmission environment, encode the audio, based on the determined bit rate, and transmit the encoded audio data to the first external electronic device.

Electronic device and method for recording audio data acquired from multiple devices

Disclosed is an electronic device including: a first communication circuit configured to support wireless communication, a second communication circuit configured to support Bluetooth communication, a processor operatively connected to the first communication circuit and the second communication circuit, and a memory operatively connected to the processor. The processor may be configured to control the electronic device to: create a link with a first device based on a synchronous connection protocol using the second communication circuit, receive, from the first device via the link, second data obtained by the first device on a second time slot among a plurality of time slots of a transmission/reception period of the link, receive third data including additional data for the second data within a retransmission window configured for data retransmission among the plurality of time slots, and transmit audio data generated based on the second data and the third data to an external electronic device using the first communication circuit.

Method for transceiving data in bluetooth network environment and electronic device thereof

According to various embodiments, an electronic device may include: a transceiver; and at least one processor, wherein the at least one processor is configured to: control the electronic device to establish a wireless communication connection between the electronic device and an external electronic device, generate, by encoding a first frame included in an audio stream, multiple pieces of compressed data corresponding to the first frame, transmit a first packet, including main compressed data corresponding to the first frame from among the multiple pieces of compressed data, to the external electronic device via the transceiver based on the wireless communication connection, and based on a first signal being received from the external electronic device via the transceiver based on the wireless communication connection within a specified time after transmission of the first packet, transmit a second packet, including first sub-compressed data corresponding to the first frame from among the multiple pieces of compressed data, to the external electronic device via the transceiver based on the wireless communication connection.

Electronic device for transmitting packets via wireless communication connection and method of operating the same

An electronic device, according to various embodiments of the present invention, comprises: a first speaker arranged on one side end of the electronic device; a second speaker arranged on the other side end of the electronic device; at least one sensor; and a processor, wherein the processor may be configured so as to receive a first audio signal, acquire a first channel signal and a second channel signal by using the first audio signal, acquire state information associated with the electronic device by using the at least one sensor, correct at least one portion of the first channel signal on the basis of at least the state information, output the corrected first channel signal using the first speaker, and output the second channel signal using the second speaker. In addition, various embodiments are possible.

Electronic device, and method for processing stereo audio signal thereof

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Gyeonggi-do, South Korea

Hangil Moon