CN101297353B - 编码和解码多声道音频信号的方法及其装置 - Google Patents

编码和解码多声道音频信号的方法及其装置 Download PDF

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CN101297353B
CN101297353B CN2006800398351A CN200680039835A CN101297353B CN 101297353 B CN101297353 B CN 101297353B CN 2006800398351 A CN2006800398351 A CN 2006800398351A CN 200680039835 A CN200680039835 A CN 200680039835A CN 101297353 B CN101297353 B CN 101297353B
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gain
audio signal
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CN101297353A (zh
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郑亮源
房熙锡
吴贤午
金东秀
林宰显
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LG Electronics Inc
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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Time-Division Multiplex Systems (AREA)
CN2006800398351A 2005-10-26 2006-10-20 编码和解码多声道音频信号的方法及其装置 Active CN101297353B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US73003305P 2005-10-26 2005-10-26
US60/730,033 2005-10-26
KR10-2006-0071754 2006-07-28
KR20060071754 2006-07-28
PCT/KR2006/004286 WO2007049881A1 (en) 2005-10-26 2006-10-20 Method for encoding and decoding multi-channel audio signal and apparatus thereof

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CN101297353A CN101297353A (zh) 2008-10-29
CN101297353B true CN101297353B (zh) 2013-03-13

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US (1) US8238561B2 (enExample)
EP (1) EP1946310A4 (enExample)
JP (1) JP2009514008A (enExample)
KR (2) KR20080094710A (enExample)
CN (1) CN101297353B (enExample)
TW (2) TWI451401B (enExample)
WO (1) WO2007049881A1 (enExample)

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UA94117C2 (ru) * 2006-10-16 2011-04-11 Долби Свиден Ав Усовершенстованное кодирование и отображение параметров многоканального кодирования микшированных объектов
WO2009116280A1 (ja) * 2008-03-19 2009-09-24 パナソニック株式会社 ステレオ信号符号化装置、ステレオ信号復号装置およびこれらの方法
WO2009128662A2 (en) 2008-04-16 2009-10-22 Lg Electronics Inc. A method and an apparatus for processing an audio signal
US8175295B2 (en) 2008-04-16 2012-05-08 Lg Electronics Inc. Method and an apparatus for processing an audio signal
KR101062351B1 (ko) 2008-04-16 2011-09-05 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
US9031850B2 (en) * 2009-08-20 2015-05-12 Gvbb Holdings S.A.R.L. Audio stream combining apparatus, method and program
JP2011177430A (ja) * 2010-03-03 2011-09-15 Terumo Corp 医療用マニピュレータシステム
EP2688066A1 (en) * 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
EP3582218A1 (en) 2013-02-21 2019-12-18 Dolby International AB Methods for parametric multi-channel encoding
KR101427756B1 (ko) * 2013-04-26 2014-08-08 주식회사 코아로직 멀티 채널의 오디오 신호 전송 방법 및 장치
EP3067885A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
PL3522155T3 (pl) * 2015-05-20 2021-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Kodowanie wielokanałowych sygnałów audio
US10607622B2 (en) 2015-06-17 2020-03-31 Samsung Electronics Co., Ltd. Device and method for processing internal channel for low complexity format conversion
CN108665902B (zh) 2017-03-31 2020-12-01 华为技术有限公司 多声道信号的编解码方法和编解码器

Citations (3)

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US5682461A (en) * 1992-03-24 1997-10-28 Institut Fuer Rundfunktechnik Gmbh Method of transmitting or storing digitalized, multi-channel audio signals
US6774820B2 (en) * 1999-04-07 2004-08-10 Dolby Laboratories Licensing Corporation Matrix improvements to lossless encoding and decoding
CN1647155A (zh) * 2002-04-22 2005-07-27 皇家飞利浦电子股份有限公司 空间声频的参数表示

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KR100335611B1 (ko) * 1997-11-20 2002-10-09 삼성전자 주식회사 비트율 조절이 가능한 스테레오 오디오 부호화/복호화 방법 및 장치
JP3529665B2 (ja) * 1999-04-16 2004-05-24 パイオニア株式会社 情報変換方法及び情報変換装置並びに情報再生装置
KR20020084201A (ko) * 2001-01-16 2002-11-04 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 또는 음성 신호를 인코딩하기 위한 파라메트릭인코더 및 방법
US7006636B2 (en) * 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
WO2004008806A1 (en) * 2002-07-16 2004-01-22 Koninklijke Philips Electronics N.V. Audio coding
US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
US7961890B2 (en) * 2005-04-15 2011-06-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Multi-channel hierarchical audio coding with compact side information
US7830921B2 (en) * 2005-07-11 2010-11-09 Lg Electronics Inc. Apparatus and method of encoding and decoding audio signal
US7974713B2 (en) * 2005-10-12 2011-07-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Temporal and spatial shaping of multi-channel audio signals

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5682461A (en) * 1992-03-24 1997-10-28 Institut Fuer Rundfunktechnik Gmbh Method of transmitting or storing digitalized, multi-channel audio signals
US6774820B2 (en) * 1999-04-07 2004-08-10 Dolby Laboratories Licensing Corporation Matrix improvements to lossless encoding and decoding
CN1647155A (zh) * 2002-04-22 2005-07-27 皇家飞利浦电子股份有限公司 空间声频的参数表示

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* Cited by examiner, † Cited by third party
Title
Seungkwon Beack et.al.An Efficient Representation Method for ICLD with Robustness to Spectral Distortion.《ETRI JOURNAL》.2005,第27卷(第3期),全文. *

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TW200939205A (en) 2009-09-16
KR100891688B1 (ko) 2009-04-03
US8238561B2 (en) 2012-08-07
WO2007049881A1 (en) 2007-05-03
TW200746045A (en) 2007-12-16
TWI323878B (en) 2010-04-21
KR20080094710A (ko) 2008-10-23
EP1946310A1 (en) 2008-07-23
JP2009514008A (ja) 2009-04-02
US20080262854A1 (en) 2008-10-23
KR20080065293A (ko) 2008-07-11
EP1946310A4 (en) 2011-03-09
CN101297353A (zh) 2008-10-29
TWI451401B (zh) 2014-09-01

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