Samsung Electronics Co., Ltd.

Industry-University Cooperation Foundation Hanyang University

Kyoungho Bang

Hangil Moon

Hochul Hwang

Jaeseong Lee

Gunwoo Lee

Jaemo Yang

Soonho Baek

Yangsu Kim

Seonmi Kim

Beakkwon Son

Hyunchul Yang

Sangeun Kim

Byeongmin Lee

Jaehyun Kim

Namil Lee

Chulmin Choi

Gunhyuk Yoon

Jeock Lee

Keunwon Jang

Juntai Kim

Kyungseok Oh

Kyuhan Kim

Juhwan Woo

Hakhoon Song

Sanghyeok Kim

Geeyeun Kim

Byeongjun Kim

Sanghoon Lee

Jonghwan Kim

Doohyun Kim

Gupil Cheong

Hwan Shim

Youngsoo Park

Joonrae Cho

Gangyoul Kim

Hyunwook Kim

Jinyong Kim

Junghyeon Kim

JaeHyun Kim

Seongkwan Yang

Juhee Chang

Sangsoo Park

Jaeha Park

Igor Ivanov

Yonghoon Lee

Byoungchul Lee

Sungwook Kang

Sangju Lee

Dongmoon Ok

Dong Hun Yi

Seeyoun Kwon

Changtaek Kang

Myeongwan Gang

Hyung Goo Lee

Junwoo Cha

Junsoo Lee

Jeonghwan Choi

Juhee Jang

Seunghun O

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

Provided is a an electronic device and method of operating same. The electronic device includes: a wireless communication circuit configured to perform wireless communication with an external electronic device; an audio input device; at least one memory storing one or more instructions; and at least one processor operatively connected to the at least one memory and configured to execute the one or more instructions to: obtain first audio data through the audio input device, wherein the first audio data is synthetic data of a first signal received from a first talker and a second signal received from a second talker, and the first talker is closer to the electronic device than the second talker at the time the first audio data is obtained, receive second audio data from the external electronic device through the wireless communication circuit, wherein the second audio data is synthetic data of a third signal and a fourth signal, obtain a latency based on the first audio data and the second audio data, obtain compensated first audio data by compensating for the latency with respect to the second audio data, and obtain processed first audio data by removing the second signal from the compensated first audio data based on the third signal.

Method for processing audio data and electronic device supporting same

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, 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

A wearable electronic device according to an embodiment may comprise a plurality of speakers, a plurality of vibration devices, and at least one processor. The at least one processor may be configured to identify a first object corresponding to a first sound and a position of the first object in a virtual space of VR content displayed through the display. The at least one processor may be configured to obtain a second sound corresponding to the movement of the first object based on the first sound and the position of the first object. The at least one processor may be configured to output the second sound through the plurality of speakers. The at least one processor may be configured to determine one or more vibration devices corresponding to the movement of the first object among the plurality of vibration devices. The at least one processor may be configured to control the one or more vibration devices to vibrate while the second sound is output through the plurality of speakers.

Method for providing vibration and wearable electronic device supporting the 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 audio device and method are disclosed. The audio device includes a microphone, a communication circuit, and a processor. The processor implements the method, including: establishing a communication link with an electronic device via the communication circuit, transmitting information related to the communication link to an external audio device via the communication circuit, detecting a first level of noise included in a first audio data collected via the at least one microphone, identifying a second level of noise of the external audio device, when the first level of noise satisfies a predesignated first condition, and controlling the external audio device to transmit second audio data collected by the external audio device to the electronic device, when the second level of noise of the external audio device meets a predesignated second condition different from the predesignated first condition.

Audio device for processing audio data and operation method thereof

An electronic device and method are disclosed. The electronic device includes an internal microphone, a communication module, and at least one processor. The processor implements the method, including: receiving, through the communication module, a first audio signal input through an external microphone included in an external electronic device communicatively connected to the electronic device, activating the internal microphone in response to detecting a device switch event switching from the external microphone to the internal microphone while receiving the first audio signal, receiving a second audio signal input through the internal microphone, synchronizing and mixing the first audio signal and the second audio signal during a designated first time period, and deactivating the external microphone upon detecting lapse of the designated first time period.

Electronic device for audio input and method for operating the same

An electronic device is provided. The electronic device includes a camera, a plurality of microphones, at least one processor electrically coupled with the camera and the plurality of microphones. The at least one processor may acquire a video signal, based on a designated zoom level via the camera, acquire a plurality of audio signals respectively via the plurality of microphones while acquiring the video signal, identify a first signal characteristic of a first audio signal acquired via a first microphone and a second signal characteristic of a second audio signal acquired via a second microphone among the plurality of microphones, derive a control parameter for signal processing for the first audio signal and the second audio signal, based on the designated zoom level, the first signal characteristic, and the second signal characteristic, and perform audio signal processing including beamforming using the first audio signal and the second audio signal, based on the derived control parameter. Various other embodiments are also possible.

Electronic device with audio zoom and operating method thereof

An electronic device according to an embodiment may include: a first sound input device configured to obtain external sound and produce a first signal and a processor operatively connected to the first sound input device. The processor may be configured to: receive the first signal from the first sound input device; produce a first high-frequency signal by passing the first signal through a high-pass filter to; determine a first energy value of the first high-frequency signal; determine a second energy value of the first signal; compare a product of the second energy value of the first signal and the first energy value of the first high-frequency signal with a first threshold value to produce a first result; and determine whether the first sound input device is blocked based on the first result. In addition, various other embodiments may be provided.

Electronic device and method for detecting blocked state of microphone

An acoustic device that includes a housing, a nozzle portion, a speaker hole, a first microphone hole, a speaker, a first microphone, and a processor configured to output a first signal through the speaker, receive a second signal corresponding to the first signal through the first microphone, output a third signal through the speaker when a magnitude of a first frequency band component of the second signal is greater than a first value, receive a fourth signal corresponding to the third signal through the first microphone, and determine that the protruding end surface of the nozzle portion is blocked and the acoustic device is not worn in a user's ear when a magnitude of a second frequency band component of the fourth signal is greater than a second value.

Method for detecting wearing of acoustic device and acoustic device supporting the same

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Seoul, South Korea

Kyoungho Bang