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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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)

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KR20070106067 2007-10-22
KR1020070106067 2007-10-22
KR1020080002759 2008-01-09
KR20080002759 2008-01-09

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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=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP6096789B2 (ja) * 2011-11-01 2017-03-15 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． オーディオオブジェクトのエンコーディング及びデコーディング
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
US9761229B2 (en) 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
US9516446B2 (en) 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
KR101903664B1 (ko) * 2012-08-10 2018-11-22 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 파라미터 오디오 오브젝트 코딩을 위한 잔류 개념을 이용하는 인코더, 디코더, 시스템 및 방법
MY204539A (en) 2013-05-24 2024-09-03 Dolby Int Ab Coding of audio scenes
CN105229731B (zh) 2013-05-24 2017-03-15 杜比国际公司 根据下混的音频场景的重构
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
EP3881559B1 (en) 2018-11-13 2024-02-14 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services
EP4462821A3 (en) 2018-11-13 2024-12-25 Dolby Laboratories Licensing Corporation Representing spatial audio by means of an audio signal and associated metadata

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR101183859B1 (ko) * 2004-11-04 2012-09-19 코닌클리케 필립스 일렉트로닉스 엔.브이. 다중채널 오디오 신호들의 인코딩 및 디코딩
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
KR101315077B1 (ko) * 2005-03-30 2013-10-08 코닌클리케 필립스 일렉트로닉스 엔.브이. 멀티-채널 오디오 데이터를 인코딩 및 디코딩하기 위한 방법, 및 인코더들 및 디코더들
KR20070076363A (ko) * 2006-01-18 2007-07-24 엘지전자 주식회사 오디오 신호의 인코딩 및 디코딩 방법
CN102013256B (zh) * 2005-07-14 2013-12-18 皇家飞利浦电子股份有限公司 用于生成多个输出音频通道的方法及设备
KR20070025906A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 레지듀얼 코딩 정보비트스트림 구성방법
KR20070025903A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 레지듀얼 신호의파라미터 밴드 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
JP5161109B2 (ja) * 2006-01-19 2013-03-13 エルジー エレクトロニクス インコーポレイティド 信号デコーディング方法及び装置
CN101410891A (zh) * 2006-02-03 2009-04-15 韩国电子通信研究院 使用空间线索控制多目标或多声道音频信号的渲染的方法和装置
CA2646278A1 (en) * 2006-02-09 2007-08-16 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
EP2130304A4 (en) * 2007-03-16 2012-04-04 Lg Electronics Inc METHOD AND DEVICE FOR PROCESSING AN AUDIO SIGNAL
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

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

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