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公开(公告)号：US20220286799A1
公开(公告)日：2022-09-08
申请号：US17728037
申请日：2022-04-25
Applicant: Samsung Electronics Co., Ltd.
Inventor： Tammy LEE , Sangchul KO , Kyungrae KIM , Sunmin KIM , Jungkyu KIM , Woohyun NAM , Yoonjae SON , Hyunkwon CHUNG , Sunghee HWANG
IPC: H04S3/00 , G10L19/008
Abstract: 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.
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公开(公告)号：US20220191612A1
公开(公告)日：2022-06-16
申请号：US17685690
申请日：2022-03-03
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongkyu PARK , Sangchul KO , Donghyun JUNG
Abstract: A sound output device according to an embodiment of the present disclosure includes: a speaker configured to generate sound; a guide tube formed in a shape of a hollow tube, the guide tube configured to receive the sound generated from the speaker, through an end of the guide tube, and output the received sound; and a waveguide disposed between the speaker and the guide tube. The waveguide includes: a throat tube configured to connect the speaker and the guide tube to each other, and formed in a shape of a hollow tube, and at least one path change structure configured to adjust a predetermined frequency band of the sound in a process of transmitting the sound generated from the speaker to the guide tube.
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3.发明申请公开(公告)号：US20160099002A1
公开(公告)日：2016-04-07
申请号：US14965994
申请日：2015-12-11
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Junghoe KIM , Sangchul KO , Shihwa LEE , Eunmi OH , Miao LEI
IPC: G10L19/008 , H04S7/00 , H04S3/00
CPC classification number: G10L19/008 , H04S3/008 , H04S7/30 , H04S2400/03 , H04S2420/01
Abstract: An apparatus for and a method of processing a multi-channel audio signal using space information. The apparatus includes: a main coding unit down mixing a multi-channel audio signal by applying space information to surround components included in the multi-channel audio signal, generating side information using the multi-channel audio signal or a stereo signal of a down-mixed result, coding the stereo signal and the side information, and transmitting the coded result as a coding signal; and a main decoding unit receiving the coding signal, decoding the stereo signal and the side information using the received coding signal, up mixing the decoded stereo signal using the decoded side information, and restoring the multi-channel audio signal.
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公开(公告)号：US20250056178A1
公开(公告)日：2025-02-13
申请号：US18929050
申请日：2024-10-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sunghee HWANG , Sangchul KO , Kyungae KIM , Jungkyu KIM , Woohyun NAM , Yoonjae SON , Kyunggeun LEE , Tammy LEE , Hyunkwon CHUNG
IPC: H04S7/00
Abstract: Disclosed are an audio processing apparatus and method including obtaining at least one substream and additional information by parsing a bitstream, obtaining at least one audio signal of at least one channel group (CG) by decompressing the at least one substream, and obtaining a multi-channel audio signal by de-mixing the at least one audio signal of the at least one CG, based on the additional information. The additional information includes a weight index offset identified based on an energy value of a height channel of the multi-channel audio signal and an energy value of a surround channel of the multi-channel audio signal.
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公开(公告)号：US20220386055A1
公开(公告)日：2022-12-01
申请号：US17749840
申请日：2022-05-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Yoonjae SON , Sangchul KO , Woohyun NAM , Kyungrae KIM , Jungkyu KIM , Tammy LEE , Hyunkwon CHUNG , Sunghee HWANG
Abstract: An apparatus for processing audio includes at least one processor configured to obtain a down-mixed audio signal from a bitstream, to obtain down-mixing-related information from the bitstream, to de-mix the down-mixing-related information by using down-mixing-related information, and to reconstruct an audio signal including at least one frame based on the de-mixed audio signal. The down-mixing-related information is information generated in units of frames by using an audio scene type.
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Patent Agency Ranking
公开(公告)号：US20220174450A1
公开(公告)日：2022-06-02
申请号：US17573183
申请日：2022-01-11
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sungha SON , Sangchul KO , Jinman KIM , Youngsang LEE , Sungjoo KIM , Jongbae KIM , Dongkyu PARK , Donghyun JUNG
IPC: H04S7/00
Abstract: A display apparatus and a method for controlling the display apparatus are disclosed. The display apparatus includes: a communication interface comprising communication circuitry, a display, a plurality of speakers, and a processor, and the processor is configured to: control the communication interface to receive an acoustic content corresponding to a sound signal of a plurality of channels corresponding to a specified frequency bandwidth, extend a frequency bandwidth of at least one channel of the plurality of channels based on a specified parametric equalizer (PEQ), perform correction of reducing a gain in middle frequency and high frequency bands of at least one channel of the plurality of channels with the extended frequency bandwidth, and output each sound signal of the plurality of corrected channels to the plurality of corresponding speakers so that a sound image of the sound signal is formed in a center area of the display.
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7.发明公开公开(公告)号：US20240105205A1
公开(公告)日：2024-03-28
申请号：US18225406
申请日：2023-07-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Woohyun NAM , Kyungrae KIM , Jungkyu KIM , Sangchul KO , Yoonjae SON , Tammy LEE , Hyunkwon CHUNG , Sunghee HWANG
IPC: G10L25/57 , G10L15/25 , G11B27/031
CPC classification number: G10L25/57 , G10L15/25 , G11B27/031
Abstract: A method of matching a voice for each object included in a video, includes: separating a plurality of voices in a video; determining a dissimilarity between the plurality of voices; selecting a partial duration in an entire duration of the video as a matching duration, based on the dissimilarity between the plurality of voices; matching, within the matching duration, the plurality of voices with a plurality of objects in the video respectively, based on mouth movements of the plurality of objects; and matching the plurality of voices with the plurality of objects respectively in the entire duration of the video, based on results of the matching between the plurality of voices and the plurality of objects within the matching duration.
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公开(公告)号：US20220246158A1
公开(公告)日：2022-08-04
申请号：US17722569
申请日：2022-04-18
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Woohyun NAM , Sangchul KO , Kyungrae KIM , Jungkyu KIM , Yoonjae SON , Tammy LEE , Hyunkwon CHUNG , Sunghee HWANG
IPC: G10L19/008 , H04S3/00 , G06N3/08
Abstract: An audio processing apparatus may obtain second audio signals corresponding to channels included in a second channel group from first audio signals corresponding to channels included in a first channel group, downsample at least one third audio signal corresponding to at least one channel identified based on a correlation with the second channel group from among the channels included in the first channel group, by using an artificial intelligence (AI) model, and generate a bitstream including the second audio signals corresponding to the channels included in the second channel group and the downsampled at least one third audio signal. The first channel group includes a channel group of an original audio signal, and the second channel group is constructed by combining at least two channels from among the channels included in the first channel group.
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公开(公告)号：US20200162810A1
公开(公告)日：2020-05-21
申请号：US16681264
申请日：2019-11-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Donghyun JUNG , Sangchul KO , Dongkyu PARK , Byeongseob KO
Abstract: A display apparatus includes: a display configured to display an image; a housing configured to support the display; a loudspeaker provided between the display and the housing and configured to output sound; and a sound guide provided on the loudspeaker and configured to guide the sound output by the loudspeaker. The sound guide may include comprise: a directional emitter including: an internal space extending in a first output direction of the sound; and a plurality of holes arranged in the output direction on a first surface facing a second output direction different from the first output direction; and one pair of directional guides protruding from the first surface, the plurality of holes of the directional emitter being interposed between the one pair of directional guides, the one pair of directional guides approaching each other in the second output.
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10.发明申请公开(公告)号：US20190166419A1
公开(公告)日：2019-05-30
申请号：US16202911
申请日：2018-11-28
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sangchul KO , Sangmoon LEE , Byeonggeun CHEON , Dongkyu PARK , Donghyun JUNG
Abstract: An apparatus for outputting an audio signal includes: a channel processor configured to generate two or more channel signals from audio data; a signal processor configured to render the generated two or more channel signals; and a directional speaker configured to reproduced a rendered channel signal as an audible sound. The signal processor may include a frequency converter configured to generate a channel signal of a frequency domain by converting the generated two or more channel signals through frequency conversion, and a re-panner configured to change a channel gain of at least one of the generated channel signals by as much as an adjustment value for the channel gain, wherein the adjustment value is monotonically changed as a frequency of the channel signal of the frequency domain increases.
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