JP2011501230A - マルチオブジェクトオーディオ符号化および復号化方法とその装置 - Google Patents

マルチオブジェクトオーディオ符号化および復号化方法とその装置 Download PDF

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JP2011501230A
JP2011501230A JP2010530928A JP2010530928A JP2011501230A JP 2011501230 A JP2011501230 A JP 2011501230A JP 2010530928 A JP2010530928 A JP 2010530928A JP 2010530928 A JP2010530928 A JP 2010530928A JP 2011501230 A JP2011501230 A JP 2011501230A
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signal
audio object
downmix
residual signal
stereo
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JP2011501230A5 (enExample
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スングォン ペク
ジョン−イル ソ
キョンオク カン
ジンウ ホン
ジンウン キム
テジン イ
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Electronics and Telecommunications Research Institute ETRI
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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)
JP2010530928A 2007-10-22 2008-10-21 マルチオブジェクトオーディオ符号化および復号化方法とその装置 Pending JP2011501230A (ja)

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KR20070106067 2007-10-22
KR20080002759 2008-01-09
PCT/KR2008/006226 WO2009054665A1 (en) 2007-10-22 2008-10-21 Multi-object audio encoding and decoding method and apparatus thereof

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JP2011501230A5 JP2011501230A5 (enExample) 2012-08-09

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JP2012138607A Pending JP2012212160A (ja) 2007-10-22 2012-06-20 マルチオブジェクトオーディオ符号化および復号化方法とその装置

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US (2) US20100228554A1 (enExample)
EP (3) EP2511903A3 (enExample)
JP (2) JP2011501230A (enExample)
KR (2) KR101566025B1 (enExample)
CN (4) CN101911180A (enExample)
WO (1) WO2009054665A1 (enExample)

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JP2014532901A (ja) * 2011-11-01 2014-12-08 コーニンクレッカ フィリップス エヌ ヴェ 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
KR20150040921A (ko) * 2012-08-10 2015-04-15 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 파라미터 오디오 오브젝트 코딩을 위한 잔류 개념을 이용하는 인코더, 디코더, 시스템 및 방법
JP2016529544A (ja) * 2013-07-22 2016-09-23 フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． ジョイント符号化残留信号を用いたオーディオエンコーダ、オーディオデコーダ、方法、およびコンピュータプログラム

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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
EP2686654A4 (en) * 2011-03-16 2015-03-11 Dts Inc CODING AND PLAYING THREE-DIMENSIONAL AUDIOSPURES
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
US9479886B2 (en) 2012-07-20 2016-10-25 Qualcomm Incorporated Scalable downmix design with feedback for object-based surround codec
US9666198B2 (en) 2013-05-24 2017-05-30 Dolby International Ab Reconstruction of audio scenes from a downmix
CA3211326A1 (en) 2013-05-24 2014-11-27 Dolby International Ab Coding of audio scenes
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
KR20160101692A (ko) 2015-02-17 2016-08-25 한국전자통신연구원 다채널 신호 처리 방법 및 상기 방법을 수행하는 다채널 신호 처리 장치
WO2019143867A1 (en) * 2018-01-18 2019-07-25 Dolby Laboratories Licensing Corporation Methods and devices for coding soundfield representation signals
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
EP3881560B1 (en) 2018-11-13 2024-07-24 Dolby Laboratories Licensing Corporation Representing spatial audio by means of an audio signal and associated metadata
CA3116181A1 (en) 2018-11-13 2020-05-22 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services

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WO2007058510A1 (en) * 2005-11-21 2007-05-24 Samsung Electronics Co., Ltd. System, medium, and method of encoding/decoding multi-channel audio signals
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KR20070025903A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 레지듀얼 신호의파라미터 밴드 수 비트스트림 구성방법
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WO2007058510A1 (en) * 2005-11-21 2007-05-24 Samsung Electronics Co., Ltd. System, medium, and method of encoding/decoding multi-channel audio signals
WO2007083957A1 (en) * 2006-01-19 2007-07-26 Lg Electronics Inc. Method and apparatus for decoding a signal
WO2007089131A1 (en) * 2006-02-03 2007-08-09 Electronics And Telecommunications Research Institute Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
WO2007091870A1 (en) * 2006-02-09 2007-08-16 Lg Electronics Inc. Method for encoding and decoding object-based audio signal and apparatus thereof

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014532901A (ja) * 2011-11-01 2014-12-08 コーニンクレッカ フィリップス エヌ ヴェ 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
KR20150040921A (ko) * 2012-08-10 2015-04-15 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 파라미터 오디오 오브젝트 코딩을 위한 잔류 개념을 이용하는 인코더, 디코더, 시스템 및 방법
KR102050455B1 (ko) * 2012-08-10 2019-12-02 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 파라미터 오디오 오브젝트 코딩을 위한 잔류 개념을 이용하는 인코더, 디코더, 시스템 및 방법
US10818301B2 (en) 2012-08-10 2020-10-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Encoder, decoder, system and method employing a residual concept for parametric audio object coding
JP2016529544A (ja) * 2013-07-22 2016-09-23 フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． ジョイント符号化残留信号を用いたオーディオエンコーダ、オーディオデコーダ、方法、およびコンピュータプログラム
JP2016530788A (ja) * 2013-07-22 2016-09-29 フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． 符号化表現に基づいて少なくとも４つのオーディオチャネル信号を提供するためのオーディオデコーダ、オーディオエンコーダ、方法、帯域幅拡張を用いた少なくとも４つのオーディオチャネル信号に基づいて符号化表現を提供するための方法およびコンピュータプログラム
US9940938B2 (en) 2013-07-22 2018-04-10 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
US9953656B2 (en) 2013-07-22 2018-04-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
US10147431B2 (en) 2013-07-22 2018-12-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension
US10741188B2 (en) 2013-07-22 2020-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
US11657826B2 (en) 2013-07-22 2023-05-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
US12380899B2 (en) 2013-07-22 2025-08-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals

Also Published As

Publication number Publication date
EP2212882A1 (en) 2010-08-04
US20120275609A1 (en) 2012-11-01
CN101911180A (zh) 2010-12-08
CN102682773B (zh) 2014-11-26
KR20090040857A (ko) 2009-04-27
WO2009054665A1 (en) 2009-04-30
EP2511903A2 (en) 2012-10-17
EP2624253A3 (en) 2013-11-06
CN102968994B (zh) 2015-07-15
CN103151047A (zh) 2013-06-12
CN102682773A (zh) 2012-09-19
CN102968994A (zh) 2013-03-13
KR101566055B1 (ko) 2015-11-05
EP2511903A3 (en) 2012-11-28
EP2624253A2 (en) 2013-08-07
US20100228554A1 (en) 2010-09-09
EP2212882A4 (en) 2011-12-28
KR20120061792A (ko) 2012-06-13
JP2012212160A (ja) 2012-11-01
KR101566025B1 (ko) 2015-11-05

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