KR101566025B1 - 다객체 오디오 부호화 및 복호화 방법과 그 장치 - Google Patents

다객체 오디오 부호화 및 복호화 방법과 그 장치 Download PDF

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Publication number
KR101566025B1
KR101566025B1 KR1020080103034A KR20080103034A KR101566025B1 KR 101566025 B1 KR101566025 B1 KR 101566025B1 KR 1020080103034 A KR1020080103034 A KR 1020080103034A KR 20080103034 A KR20080103034 A KR 20080103034A KR 101566025 B1 KR101566025 B1 KR 101566025B1
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South Korea
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signal
audio object
downmix
delete delete
stereo
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KR20090040857A (ko
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서정일
백승권
강경옥
홍진우
김진웅
이태진
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한국전자통신연구원
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020080103034A 2007-10-22 2008-10-21 다객체 오디오 부호화 및 복호화 방법과 그 장치 Expired - Fee Related KR101566025B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20070106067 2007-10-22
KR1020070106067 2007-10-22
KR20080002759 2008-01-09
KR1020080002759 2008-01-09

Related Child Applications (1)

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KR1020120058330A Division KR101566055B1 (ko) 2007-10-22 2012-05-31 다객체 오디오 부호화 및 복호화 방법과 그 장치

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KR20090040857A KR20090040857A (ko) 2009-04-27
KR101566025B1 true KR101566025B1 (ko) 2015-11-05

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KR1020080103034A Expired - Fee Related KR101566025B1 (ko) 2007-10-22 2008-10-21 다객체 오디오 부호화 및 복호화 방법과 그 장치
KR1020120058330A Expired - Fee Related KR101566055B1 (ko) 2007-10-22 2012-05-31 다객체 오디오 부호화 및 복호화 방법과 그 장치

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US (2) US20100228554A1 (https=)
EP (3) EP2624253A3 (https=)
JP (2) JP2011501230A (https=)
KR (2) KR101566025B1 (https=)
CN (4) CN101911180A (https=)
WO (1) WO2009054665A1 (https=)

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KR101387902B1 (ko) * 2009-06-10 2014-04-22 한국전자통신연구원 다객체 오디오 신호를 부호화하는 방법 및 부호화 장치, 복호화 방법 및 복호화 장치, 그리고 트랜스코딩 방법 및 트랜스코더
US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
KR101613975B1 (ko) * 2009-08-18 2016-05-02 삼성전자주식회사 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치
CN103649706B (zh) * 2011-03-16 2015-11-25 Dts（英属维尔京群岛）有限公司 三维音频音轨的编码及再现
IN2014CN03413A (https=) * 2011-11-01 2015-07-03 Koninkl Philips Nv
US9190065B2 (en) 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9479886B2 (en) 2012-07-20 2016-10-25 Qualcomm Incorporated Scalable downmix design with feedback for object-based surround codec
US9761229B2 (en) 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
ES2638391T3 (es) 2012-08-10 2017-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codificador, decodificador, sistema y procedimiento que emplea un concepto residual para una codificación paramétrica de un objeto de audio
BR112015029132B1 (pt) 2013-05-24 2022-05-03 Dolby International Ab Método para codificar um mosaico de tempo/frequência de uma cena de áudio, codificador que codifica um mosaico de tempo/frequência de uma cena de áudio, método para decodificar um mosaico de tempo-frequência de uma cena de áudio, decodificador que decodifica um mosaico de tempo-frequência de uma cena de áudio e meio legível em computador.
EP2973551B1 (en) 2013-05-24 2017-05-03 Dolby International AB Reconstruction of audio scenes from a downmix
EP2830053A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal
EP2830051A3 (en) * 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
KR20160101692A (ko) 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
JP6888172B2 (ja) * 2018-01-18 2021-06-16 ドルビー ラボラトリーズ ライセンシング コーポレイション 音場表現信号を符号化する方法及びデバイス
US11276413B2 (en) 2018-10-26 2022-03-15 Electronics And Telecommunications Research Institute Audio signal encoding method and audio signal decoding method, and encoder and decoder performing the same
ES2974219T3 (es) 2018-11-13 2024-06-26 Dolby Laboratories Licensing Corp Procesamiento de audio en servicios de audio inversivos
ES2985934T3 (es) 2018-11-13 2024-11-07 Dolby Laboratories Licensing Corp Representar audio espacial por medio de una señal de audio y metadatos asociados

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JP4555299B2 (ja) * 2004-09-28 2010-09-29 パナソニック株式会社 スケーラブル符号化装置およびスケーラブル符号化方法
EP1810279B1 (en) * 2004-11-04 2013-12-11 Koninklijke Philips N.V. Encoding and decoding of multi-channel audio signals
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
BRPI0608753B1 (pt) * 2005-03-30 2019-12-24 Koninl Philips Electronics Nv codificador de áudio, decodificador de áudio, método para codificar um sinal de áudio de multicanal, método para gerar um sinal de áudio de multicanal, sinal de áudio de multicanal codificado, e meio de armazenamento
KR20070076363A (ko) * 2006-01-18 2007-07-24 엘지전자 주식회사 오디오 신호의 인코딩 및 디코딩 방법
US7966191B2 (en) * 2005-07-14 2011-06-21 Koninklijke Philips Electronics N.V. Method and apparatus for generating a number of output audio channels
KR20070025906A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 레지듀얼 코딩 정보비트스트림 구성방법
KR20070025904A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 ｌｆｅ채널의 파라미터밴드 수 비트스트림 구성방법
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR101178222B1 (ko) * 2005-12-22 2012-08-29 삼성전자주식회사 오디오 부호화 및 복호화 방법과 그 장치
US8239209B2 (en) * 2006-01-19 2012-08-07 Lg Electronics Inc. Method and apparatus for decoding an audio signal using a rendering parameter
KR101294022B1 (ko) * 2006-02-03 2013-08-08 한국전자통신연구원 공간큐를 이용한 다객체 또는 다채널 오디오 신호의 랜더링제어 방법 및 그 장치
AU2007212873B2 (en) * 2006-02-09 2010-02-25 Lg Electronics Inc. Method for encoding and decoding object-based audio signal and apparatus thereof
KR20070087494A (ko) * 2006-02-23 2007-08-28 엘지전자 주식회사 멀티 채널 오디오 신호의 디코딩 방법 및 장치
KR20080084757A (ko) * 2007-03-16 2008-09-19 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
JP5883561B2 (ja) * 2007-10-17 2016-03-15 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ アップミックスを使用した音声符号器

Also Published As

Publication number Publication date
KR20090040857A (ko) 2009-04-27
CN103151047A (zh) 2013-06-12
EP2511903A3 (en) 2012-11-28
EP2624253A2 (en) 2013-08-07
WO2009054665A1 (en) 2009-04-30
EP2212882A1 (en) 2010-08-04
EP2212882A4 (en) 2011-12-28
US20120275609A1 (en) 2012-11-01
JP2012212160A (ja) 2012-11-01
CN102968994B (zh) 2015-07-15
CN101911180A (zh) 2010-12-08
CN102682773A (zh) 2012-09-19
US20100228554A1 (en) 2010-09-09
CN102682773B (zh) 2014-11-26
KR101566055B1 (ko) 2015-11-05
KR20120061792A (ko) 2012-06-13
JP2011501230A (ja) 2011-01-06
EP2624253A3 (en) 2013-11-06
EP2511903A2 (en) 2012-10-17
CN102968994A (zh) 2013-03-13

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