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公开(公告)号:US20240340609A1
公开(公告)日:2024-10-10
申请号:US18439910
申请日:2024-02-13
Inventor: Jung-Woo CHOI , Jae-hyoun YOO , Kyeongok KANG , Soo Young PARK , Yong Ju LEE , Dae Young JANG , Young Ho JEONG , Seongrae KIM
IPC: H04S7/00
Abstract: A method and apparatus for generating late reverberation are provided. The method includes generating a reverberation parameter required to generate late reverberation based on an early room impulse response, outputting late reverberation based on the reverberation parameter, and outputting a room impulse response based on the early room impulse response and the late reverberation.
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公开(公告)号:US20220216881A1
公开(公告)日:2022-07-07
申请号:US17484284
申请日:2021-09-24
Inventor: Young Ho JEONG , Soo Young PARK , Tae Jin LEE
Abstract: Disclosed are a training method for a learning model for recognizing an acoustic signal, a method of recognizing an acoustic signal using the learning model, and devices for performing the methods. The method of recognizing an acoustic signal using a learning model includes identifying an acoustic signal including an acoustic event or acoustic scene, determining an acoustic feature of the acoustic signal, dividing the determined acoustic feature for each of a plurality of frequency band intervals, and determining the acoustic event or acoustic scene included in the acoustic signal by inputting the divided acoustic features to a trained learning model.
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3.
公开(公告)号:US20230345197A1
公开(公告)日:2023-10-26
申请号:US18304257
申请日:2023-04-20
Inventor: Yong Ju LEE , Jae-hyoun YOO , Dae Young JANG , Kyeongok KANG , Soo Young PARK , Tae Jin LEE , Young Ho JEONG
IPC: H04S7/00
CPC classification number: H04S7/303 , H04S7/307 , H04S2400/11 , H04S2400/13
Abstract: A method of rendering object-based audio and an electronic device for performing the method are disclosed. The method includes identifying metadata of the object-based audio, determining whether the metadata includes a parameter set for an atmospheric absorption effect for each distance, and rendering the object-based audio, using a distance between the object-based audio and a listener obtained using the metadata and the atmospheric absorption effect according to an effect of a medium attenuation based on the parameter, when the metadata includes the parameter.
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公开(公告)号:US20230224656A1
公开(公告)日:2023-07-13
申请号:US17869171
申请日:2022-07-20
Inventor: Soo Young PARK , Tae Jin LEE , Young Ho JEONG
CPC classification number: H04R29/008 , G06N3/08
Abstract: Provided are a method of training a neural network model, a method of recognizing an acoustic event and an acoustic direction, and an electronic device for performing the methods. A method of training a neural network model according to an example embodiment includes generating a heatmap indicating an acoustic event and an acoustic direction in which the acoustic event occurs by using training data, outputting a result of recognizing the acoustic event and the acoustic direction by inputting a feature extracted using the training data into a neural network model for recognizing the acoustic event and the acoustic direction of the training data, and training the neural network model by using the result and the heatmap.
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5.
公开(公告)号:US20230214647A1
公开(公告)日:2023-07-06
申请号:US17869242
申请日:2022-07-20
Inventor: Soo Young PARK , Tae Jin LEE , Young Ho JEONG
Abstract: Provided are a method of recognizing sound, a method of training a sound recognition model, and an electronic device performing the same methods. A method of training a sound recognition model according to an example embodiment may include converting training data labeled with a sound class into a feature vector, storing the feature vector in a feature queue, transferring the feature vector stored in the feature queue to a block queue according to an operation of a feature vector transfer timer, inputting the feature vector of the block queue into a sound recognition model trained to predict the sound class and storing an output result in a result queue, transferring the feature vector stored in the feature queue corresponding to timing at which the result is output to the block queue by the feature vector transfer timer when the result is output.
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公开(公告)号:US20220301571A1
公开(公告)日:2022-09-22
申请号:US17672403
申请日:2022-02-15
Inventor: Young Ho JEONG , Soo Young PARK , Tae Jin LEE
IPC: G10L19/018 , G06N3/08
Abstract: Disclosed is a method and apparatus for label encoding in a multi-sound event interval. The method includes identifying an event interval in which a plurality of sound events occurs in a sound signal, separating a sound source into sound event signals corresponding to each sound event by performing sound source separation on the event interval, determining energy information for each of the sound event signals, and performing label encoding based on the energy information.
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7.
公开(公告)号:US20240235511A9
公开(公告)日:2024-07-11
申请号:US18480259
申请日:2023-10-03
Inventor: Yong Ju LEE , Jae-hyoun YOO , Dae Young JANG , Soo Young PARK , Young Ho JEONG , Kyeongok KANG , Tae Jin LEE
IPC: H03G7/00
CPC classification number: H03G7/007
Abstract: A rendering method of an object-based audio signal and an apparatus for performing the same are provided. The rendering method of an object-based audio signal includes obtaining a rendered audio signal, performing clipping prevention on the rendered audio signal using a first limiter, mixing a signal output by the first limiter using a mixer, and performing clipping prevention on the mixed signal using a second limiter.
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公开(公告)号:US20230362574A1
公开(公告)日:2023-11-09
申请号:US18320729
申请日:2023-05-19
Inventor: Yong Ju LEE , Jae-hyoun YOO , Dae Young JANG , Kyeongok KANG , Soo Young PARK , Tae Jin LEE , Young Ho JEONG
CPC classification number: H04S7/303 , G06F3/165 , H04S2420/01 , H04S2400/11
Abstract: A method of rendering object-based audio and an electronic device performing the method are disclosed. The method includes identifying metadata of object-based audio, identifying an audio source distance between the object-based audio and a listener using the metadata, determining a minimum distance of the object-based audio to apply attenuation according to the audio source distance, based on a reference distance of the object-based audio in the metadata, and rendering the object-based audio using the audio source distance and the minimum distance.
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公开(公告)号:US20230328472A1
公开(公告)日:2023-10-12
申请号:US18120193
申请日:2023-03-10
Inventor: Yong Ju LEE , Jae-hyoun YOO , Dae Young JANG , Kyeongok KANG , Soo Young PARK , Tae Jin LEE , Young Ho JEONG
IPC: H04S7/00
CPC classification number: H04S7/302 , H04S2420/01 , H04S2420/11
Abstract: A method of rendering object audio and electronic device for performing the method are provided. The method includes identifying object audio and metadata including a reference distance of the object audio and an audio source distance between the object audio and a listener, identifying a maximum distance of the object audio determined based on the reference distance, when the audio source distance is less than or equal to the maximum distance, determining a gain of the object audio based on the audio source distance and the reference distance, and rendering the object audio according to the gain of the object audio.
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公开(公告)号:US20210174252A1
公开(公告)日:2021-06-10
申请号:US16927691
申请日:2020-07-13
Applicant: Electronics and Telecommunications Research Institute , Kyungpook National University Industry-Academic Cooperation Foundation
Inventor: Young Ho JEONG , Soo Young PARK , Sang Won SUH , Woo-taek LIM , Minhan KIM , Seokjin LEE
Abstract: Disclosed is an apparatus and method for augmenting training data using a notch filter. The method may include obtaining original data, and obtaining training data having a modified frequency component from the original data by filtering the original data using a filter configured to remove a component of a predetermined frequency band.
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