Samsung Electronics Co., Ltd.

Sunmin Kim

Inwoo Hwang

Kibeom Kim

Hoon Do Heo

Kiwoong Kang

Shukjae Choi

Tammy Lee

Daesung Cho

Sangchul Ko

Sunghee Hwang

Kyungrae Kim

Woohyun Nam

Wooseok Kang

Hyunkwon Chung

Jaeyoun Cho

Yoonjae Son

Jungkyu Kim

Sangmo Son

Hoseok Wey

Seokhwan Jo

According to various embodiments of the disclosure, an audio processing apparatus includes at least one processor configured to execute one or more instructions to obtain a second audio signal down-mixed from at least one first audio signal, obtain information related to error removal for the at least one first audio signal, de-mix the at least one first audio signal from the down-mixed second audio signal, and reconstruct the at least one first audio signal by applying the information related to the error removal for the at least one first audio signal to the at least one first audio signal de-mixed from the second audio signal. The information related to the error removal having been generated using at least one of an original signal power of the at least one first audio signal or a second signal power of the at least one first audio signal after decoding.

Apparatus and method for processing multi-channel audio signal

Provided are an electronic apparatus and a controlling method thereof. The electronic apparatus includes an inputter and a processor configured to, based on receiving an audio signal through the inputter, obtain a speech intelligibility for the audio signal, and modify the audio signal so that the speech intelligibility becomes a target intelligibility that is set based on scene information regarding a type of audio included in the audio signal, and the type of audio includes at least one of a sound effect, shouting, music, or a speech.

Improving speech intelligibility by varying gains of sound types based on scene information

Disclosed is an electronic device. The electronic device includes: an audio output device comprising circuitry configured to output a sound; a microphone; and a processor configured to control, based on a content being selected, the audio output device to output an audio signal corresponding to the content using a sound compensation value, wherein the processor is configured to: extract, based on a sound corresponding to the content being output from the audio output device and input to the microphone, characteristic information from the sound input to the microphone, calculate a sound compensation value based on the extracted characteristic information, and update the sound compensation value with the calculated sound compensation value.

Electronic device and control method thereof

An audio output apparatus is disclosed. The audio output apparatus that outputs a multi-channel audio signal through a plurality of speakers disposed at different locations, the audio output apparatus includes an input interface, and a processor configured to, based on the multi-channel audio signal input through the inputter being received, obtain scene information on a type of audio included in the multi-channel audio signal and sound image angle information about an angle formed by sound image of the type of audio included in the multi-channel audio signal based on a virtual user, and generate an output signal to be output through the plurality of speakers from the multi-channel audio signal based on the obtained scene information and sound image angle information, wherein the type of audio includes at least one of sound effect, shouting sound, music, and voice, and a number of the plurality of speakers is equal to or greater than a number of channels of the multi-channel audio signal.

Audio output apparatus and method of controlling thereof

An equalizer and a method of controlling same are provided. The equalizer includes a memory storing an EQ value set for a plurality of music attributes and storing a general-purpose EQ value; and a processor configured to: obtain an input music signal; calculate a plurality of probability values for the plurality of music attributes by analyzing attributes of the input music signal based on a convolutional neural network; calculate a moderate index between the plurality of probability values; generate an EQ value based on the plurality of probability values and the moderate index; and perform equalizing by applying the generated EQ value to the input music signal.

Equalizer for equalization of music signals and methods for the same

An electronic device and method of recognizing an audio scene are provided. The method of recognizing an audio scene includes: separating, according to a predetermined criterion, an input audio signal into channels; recognizing, according to each of the separated channels, at least one audio scene from the input audio signal by using a plurality of neural networks trained to recognize an audio scene; and determining, based on a result of the recognizing of the at least one audio scene, at least one audio scene included in audio content by using a neural network trained to combine audio scene recognition results for respective channels, wherein the plurality of neural networks includes: a first neural network trained to recognize the audio scene based on a time-frequency shape of an audio signal, a second neural network trained to recognize the audio scene based on a shape of a spectral envelope of the audio signal, and a third neural network trained to recognize the audio scene based on a feature vector extracted from the audio signal.

Electronic device and method of recognizing audio scene

A display apparatus includes a display, an audio outputter, and a processor that divides, into data blocks, a data group having a predetermined number of frames with respect to data of an audio stream input frame by frame; sequentially performs operations using a filter previously learned according to the data blocks; identifies an audio feature according to the data group, based on the sequentially performed operations; and processes the data of the audio stream so that a sound output corresponding to the data group has sound effects corresponding to the identified audio feature.

Display apparatus and method of controlling the same

Provided are an apparatus capable of dynamically controlling an image signal and an audio signal of content in units of content and an operating method of the apparatus. The apparatus includes a processor configured to detect characteristic information of an image signal of content based on analyzing the image signal in units of the content, detect characteristic information of an audio signal of the content based on analyzing the audio signal in the units of the content, and control the image signal in the units of the content based on the characteristic information of the image signal and the characteristic information of the audio signal to output the image signal, and control the audio signal in the units of the content based on the characteristic information of the image signal and the characteristic information of the audio signal to output the audio signal.

Image and audio processing apparatus and operating method of the same

Provided are a method and a device for identifying a sound level of audio content, the method including receiving an audio signal and obtaining a first hash address based on a sound level of the audio signal, providing a hash address database in which the sound level of the audio signal is made to correspond to a hash address among a plurality of hash addresses, based on a first sound level corresponding to the first hash address and the sound level of the audio signal corresponding to the first sound level, cumulatively counting a first count value of the first hash address, and identifying the sound level of the audio content received during a first time period based on count information corresponding to a total amount of the first count value accumulated during the first time period.

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Suwon-si, South Korea

Sunmin Kim