PL3353779T3 - Sposób i system do kodowania sygnału dźwięku stereofonicznego przy użyciu parametrów kodowania kanału podstawowego do kodowania kanału podrzędnego - Google Patents

Sposób i system do kodowania sygnału dźwięku stereofonicznego przy użyciu parametrów kodowania kanału podstawowego do kodowania kanału podrzędnego

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Publication number
PL3353779T3
PL3353779T3 PL16847685T PL16847685T PL3353779T3 PL 3353779 T3 PL3353779 T3 PL 3353779T3 PL 16847685 T PL16847685 T PL 16847685T PL 16847685 T PL16847685 T PL 16847685T PL 3353779 T3 PL3353779 T3 PL 3353779T3
Authority
PL
Poland
Prior art keywords
encode
encoding
sound signal
channel
coding parameters
Prior art date
Application number
PL16847685T
Other languages
English (en)
Inventor
Tommy Vaillancourt
Milan Jelinek
Original Assignee
Voiceage Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Voiceage Corporation filed Critical Voiceage Corporation
Publication of PL3353779T3 publication Critical patent/PL3353779T3/pl

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Classifications

    • 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
    • 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
    • G10L19/02—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 using spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/09—Long term prediction, i.e. removing periodical redundancies, e.g. by using adaptive codebook or pitch predictor
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation coefficients
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/21—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being power information
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • 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
    • G10L19/002—Dynamic bit allocation
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L19/04—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 using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
PL16847685T 2015-09-25 2016-09-22 Sposób i system do kodowania sygnału dźwięku stereofonicznego przy użyciu parametrów kodowania kanału podstawowego do kodowania kanału podrzędnego PL3353779T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201562232589P 2015-09-25 2015-09-25
US201662362360P 2016-07-14 2016-07-14
EP16847685.1A EP3353779B1 (en) 2015-09-25 2016-09-22 Method and system for encoding a stereo sound signal using coding parameters of a primary channel to encode a secondary channel
PCT/CA2016/051107 WO2017049398A1 (en) 2015-09-25 2016-09-22 Method and system for encoding a stereo sound signal using coding parameters of a primary channel to encode a secondary channel

Publications (1)

Publication Number Publication Date
PL3353779T3 true PL3353779T3 (pl) 2020-11-16

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PL16847685T PL3353779T3 (pl) 2015-09-25 2016-09-22 Sposób i system do kodowania sygnału dźwięku stereofonicznego przy użyciu parametrów kodowania kanału podstawowego do kodowania kanału podrzędnego

Country Status (17)

Country Link
US (8) US10839813B2 (pl)
EP (8) EP3353779B1 (pl)
JP (6) JP6976934B2 (pl)
KR (3) KR102636396B1 (pl)
CN (4) CN108352164B (pl)
AU (1) AU2016325879B2 (pl)
CA (5) CA2997331C (pl)
DK (1) DK3353779T3 (pl)
ES (4) ES2809677T3 (pl)
HK (4) HK1253570A1 (pl)
MX (4) MX2018003703A (pl)
MY (2) MY186661A (pl)
PL (1) PL3353779T3 (pl)
PT (1) PT3353779T (pl)
RU (6) RU2729603C2 (pl)
WO (5) WO2017049396A1 (pl)
ZA (2) ZA201801675B (pl)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2809677T3 (es) 2015-09-25 2021-03-05 Voiceage Corp Método y sistema para codificar una señal de sonido estéreo utilizando parámetros de codificación de un canal primario para codificar un canal secundario
CN107742521B (zh) * 2016-08-10 2021-08-13 华为技术有限公司 多声道信号的编码方法和编码器
JP6790251B2 (ja) * 2016-09-28 2020-11-25 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． マルチチャネルオーディオ信号処理方法、装置、およびシステム
PT3539127T (pt) 2016-11-08 2020-12-04 Fraunhofer Ges Forschung Dispositivo de downmix e método para executar o downmix de pelo menos dois canais e codificador multicanal e descodificador multicanal
CN108269577B (zh) 2016-12-30 2019-10-22 华为技术有限公司 立体声编码方法及立体声编码器
US11176954B2 (en) * 2017-04-10 2021-11-16 Nokia Technologies Oy Encoding and decoding of multichannel or stereo audio signals
EP3396670B1 (en) * 2017-04-28 2020-11-25 Nxp B.V. Speech signal processing
US10224045B2 (en) 2017-05-11 2019-03-05 Qualcomm Incorporated Stereo parameters for stereo decoding
CN109300480B (zh) 2017-07-25 2020-10-16 华为技术有限公司 立体声信号的编解码方法和编解码装置
CN114005455A (zh) 2017-08-10 2022-02-01 华为技术有限公司 时域立体声编解码方法和相关产品
CN114898761A (zh) * 2017-08-10 2022-08-12 华为技术有限公司 立体声信号编解码方法及装置
CN109389985B (zh) * 2017-08-10 2021-09-14 华为技术有限公司 时域立体声编解码方法和相关产品
CN109389986B (zh) 2017-08-10 2023-08-22 华为技术有限公司 时域立体声参数的编码方法和相关产品
CN109427338B (zh) * 2017-08-23 2021-03-30 华为技术有限公司 立体声信号的编码方法和编码装置
CN109427337B (zh) * 2017-08-23 2021-03-30 华为技术有限公司 立体声信号编码时重建信号的方法和装置
US10891960B2 (en) * 2017-09-11 2021-01-12 Qualcomm Incorproated Temporal offset estimation
RU2744362C1 (ru) 2017-09-20 2021-03-05 Войсэйдж Корпорейшн Способ и устройство для эффективного распределения битового бюджета в celp-кодеке
CN109859766B (zh) * 2017-11-30 2021-08-20 华为技术有限公司 音频编解码方法和相关产品
CN110556117B (zh) * 2018-05-31 2022-04-22 华为技术有限公司 立体声信号的编码方法和装置
CN114420139A (zh) * 2018-05-31 2022-04-29 华为技术有限公司 一种下混信号的计算方法及装置
CN110556118B (zh) 2018-05-31 2022-05-10 华为技术有限公司 立体声信号的编码方法和装置
CN110728986B (zh) 2018-06-29 2022-10-18 华为技术有限公司 立体声信号的编码方法、解码方法、编码装置和解码装置
CN110660400B (zh) * 2018-06-29 2022-07-12 华为技术有限公司 立体声信号的编码、解码方法、编码装置和解码装置
CN113841197B (zh) * 2019-03-14 2022-12-27 博姆云360公司 具有优先级的空间感知多频带压缩系统
EP3719799A1 (en) * 2019-04-04 2020-10-07 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. A multi-channel audio encoder, decoder, methods and computer program for switching between a parametric multi-channel operation and an individual channel operation
CN111988726A (zh) * 2019-05-06 2020-11-24 深圳市三诺数字科技有限公司 一种立体声合成单声道的方法和系统
CN112233682B (zh) * 2019-06-29 2024-07-16 华为技术有限公司 一种立体声编码方法、立体声解码方法和装置
CN112151045B (zh) * 2019-06-29 2024-06-04 华为技术有限公司 一种立体声编码方法、立体声解码方法和装置
EP4008000A1 (en) * 2019-08-01 2022-06-08 Dolby Laboratories Licensing Corporation Encoding and decoding ivas bitstreams
CN110534120B (zh) * 2019-08-31 2021-10-01 深圳市友恺通信技术有限公司 一种移动网络环境下的环绕声误码修复方法
CN110809225B (zh) * 2019-09-30 2021-11-23 歌尔股份有限公司 一种应用于立体声系统的自动校准喇叭的方法
US10856082B1 (en) * 2019-10-09 2020-12-01 Echowell Electronic Co., Ltd. Audio system with sound-field-type nature sound effect
US12100403B2 (en) * 2020-03-09 2024-09-24 Nippon Telegraph And Telephone Corporation Sound signal downmixing method, sound signal coding method, sound signal downmixing apparatus, sound signal coding apparatus, program and recording medium
WO2021181746A1 (ja) * 2020-03-09 2021-09-16 日本電信電話株式会社 音信号ダウンミックス方法、音信号符号化方法、音信号ダウンミックス装置、音信号符号化装置、プログラム及び記録媒体
JP7380837B2 (ja) * 2020-03-09 2023-11-15 日本電信電話株式会社 音信号符号化方法、音信号復号方法、音信号符号化装置、音信号復号装置、プログラム及び記録媒体
US20230086460A1 (en) * 2020-03-09 2023-03-23 Nippon Telegraph And Telephone Corporation Sound signal encoding method, sound signal decoding method, sound signal encoding apparatus, sound signal decoding apparatus, program, and recording medium
EP4136638A4 (en) 2020-04-16 2024-04-10 VoiceAge Corporation METHOD AND DEVICE FOR CLASSIFYING SPEECH/MUSIC AND SELECTION OF MAIN ENCODER IN A SOUND CODEC
CN113571073A (zh) * 2020-04-28 2021-10-29 华为技术有限公司 一种线性预测编码参数的编码方法和编码装置
CN111599381A (zh) * 2020-05-29 2020-08-28 广州繁星互娱信息科技有限公司 音频数据处理方法、装置、设备及计算机存储介质
EP4243015A4 (en) * 2021-01-27 2024-04-17 Samsung Electronics Co., Ltd. AUDIO PROCESSING APPARATUS AND METHOD
WO2024142358A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム
WO2024142360A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム
WO2024142357A1 (ja) * 2022-12-28 2024-07-04 日本電信電話株式会社 音信号処理装置、音信号処理方法、プログラム

Family Cites Families (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01231523A (ja) * 1988-03-11 1989-09-14 Fujitsu Ltd ステレオ信号符号化装置
JPH02124597A (ja) * 1988-11-02 1990-05-11 Yamaha Corp 複数チャンネルの信号圧縮方法
US6330533B2 (en) * 1998-08-24 2001-12-11 Conexant Systems, Inc. Speech encoder adaptively applying pitch preprocessing with warping of target signal
SE519552C2 (sv) * 1998-09-30 2003-03-11 Ericsson Telefon Ab L M Flerkanalig signalkodning och -avkodning
EP1054575A3 (en) 1999-05-17 2002-09-18 Bose Corporation Directional decoding
US6397175B1 (en) * 1999-07-19 2002-05-28 Qualcomm Incorporated Method and apparatus for subsampling phase spectrum information
SE519981C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
SE519976C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US7437299B2 (en) * 2002-04-10 2008-10-14 Koninklijke Philips Electronics N.V. Coding of stereo signals
JP2004325633A (ja) * 2003-04-23 2004-11-18 Matsushita Electric Ind Co Ltd 信号符号化方法、信号符号化プログラム及びその記録媒体
SE527670C2 (sv) * 2003-12-19 2006-05-09 Ericsson Telefon Ab L M Naturtrogenhetsoptimerad kodning med variabel ramlängd
JP2005202248A (ja) * 2004-01-16 2005-07-28 Fujitsu Ltd オーディオ符号化装置およびオーディオ符号化装置のフレーム領域割り当て回路
DE102004009954B4 (de) * 2004-03-01 2005-12-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines Multikanalsignals
US7668712B2 (en) * 2004-03-31 2010-02-23 Microsoft Corporation Audio encoding and decoding with intra frames and adaptive forward error correction
SE0400998D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
US7283634B2 (en) 2004-08-31 2007-10-16 Dts, Inc. Method of mixing audio channels using correlated outputs
US7630902B2 (en) * 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
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
EP1814104A4 (en) 2004-11-30 2008-12-31 Panasonic Corp STEREO ENCODING APPARATUS, STEREO DECODING APPARATUS, AND METHODS THEREOF
EP1691348A1 (en) * 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametric joint-coding of audio sources
US7573912B2 (en) * 2005-02-22 2009-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. Near-transparent or transparent multi-channel encoder/decoder scheme
US9626973B2 (en) 2005-02-23 2017-04-18 Telefonaktiebolaget L M Ericsson (Publ) Adaptive bit allocation for multi-channel audio encoding
EP1851866B1 (en) * 2005-02-23 2011-08-17 Telefonaktiebolaget LM Ericsson (publ) Adaptive bit allocation for multi-channel audio encoding
US7751572B2 (en) 2005-04-15 2010-07-06 Dolby International Ab Adaptive residual audio coding
KR20080015878A (ko) * 2005-05-25 2008-02-20 코닌클리케 필립스 일렉트로닉스 엔.브이. 복수 채널 신호의 예측 엔코딩
US8227369B2 (en) 2005-05-25 2012-07-24 Celanese International Corp. Layered composition and processes for preparing and using the composition
CN101233569B (zh) 2005-07-29 2010-09-01 Lg电子株式会社 分拆信息的信令化方法
EP1912206B1 (en) * 2005-08-31 2013-01-09 Panasonic Corporation Stereo encoding device, stereo decoding device, and stereo encoding method
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
KR100866885B1 (ko) * 2005-10-20 2008-11-04 엘지전자 주식회사 멀티채널 오디오 신호의 부호화 및 복호화 방법과 그 장치
KR100888474B1 (ko) 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
JP2007183528A (ja) * 2005-12-06 2007-07-19 Fujitsu Ltd 符号化装置、符号化方法、および符号化プログラム
DE602007004451D1 (de) 2006-02-21 2010-03-11 Koninkl Philips Electronics Nv Audiokodierung und audiodekodierung
EP2000001B1 (en) 2006-03-28 2011-12-21 Telefonaktiebolaget LM Ericsson (publ) Method and arrangement for a decoder for multi-channel surround sound
SG175632A1 (en) * 2006-10-16 2011-11-28 Dolby Sweden Ab Enhanced coding and parameter representation of multichannel downmixed object coding
JPWO2008132826A1 (ja) * 2007-04-20 2010-07-22 パナソニック株式会社 ステレオ音声符号化装置およびステレオ音声符号化方法
US8046214B2 (en) * 2007-06-22 2011-10-25 Microsoft Corporation Low complexity decoder for complex transform coding of multi-channel sound
GB2453117B (en) * 2007-09-25 2012-05-23 Motorola Mobility Inc Apparatus and method for encoding a multi channel audio signal
WO2009049895A1 (en) * 2007-10-17 2009-04-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio coding using downmix
KR101505831B1 (ko) 2007-10-30 2015-03-26 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 방법 및 장치
US8103005B2 (en) * 2008-02-04 2012-01-24 Creative Technology Ltd Primary-ambient decomposition of stereo audio signals using a complex similarity index
JPWO2009122757A1 (ja) 2008-04-04 2011-07-28 パナソニック株式会社 ステレオ信号変換装置、ステレオ信号逆変換装置およびこれらの方法
CN102177426B (zh) * 2008-10-08 2014-11-05 弗兰霍菲尔运输应用研究公司 多分辨率切换音频编码/解码方案
US8504378B2 (en) * 2009-01-22 2013-08-06 Panasonic Corporation Stereo acoustic signal encoding apparatus, stereo acoustic signal decoding apparatus, and methods for the same
WO2010091555A1 (zh) * 2009-02-13 2010-08-19 华为技术有限公司 一种立体声编码方法和装置
WO2010097748A1 (en) 2009-02-27 2010-09-02 Koninklijke Philips Electronics N.V. Parametric stereo encoding and decoding
CN101826326B (zh) * 2009-03-04 2012-04-04 华为技术有限公司 一种立体声编码方法、装置和编码器
BRPI1009467B1 (pt) * 2009-03-17 2020-08-18 Dolby International Ab Sistema codificador, sistema decodificador, método para codificar um sinal estéreo para um sinal de fluxo de bits e método para decodificar um sinal de fluxo de bits para um sinal estéreo
US8666752B2 (en) 2009-03-18 2014-03-04 Samsung Electronics Co., Ltd. Apparatus and method for encoding and decoding multi-channel signal
EP4362014A1 (en) * 2009-10-20 2024-05-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation
KR101710113B1 (ko) * 2009-10-23 2017-02-27 삼성전자주식회사 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법
EP2323130A1 (en) 2009-11-12 2011-05-18 Koninklijke Philips Electronics N.V. Parametric encoding and decoding
MX2012011532A (es) * 2010-04-09 2012-11-16 Dolby Int Ab Codificacion a estereo para prediccion de complejos basados en mdct.
US8463414B2 (en) * 2010-08-09 2013-06-11 Motorola Mobility Llc Method and apparatus for estimating a parameter for low bit rate stereo transmission
FR2966634A1 (fr) 2010-10-22 2012-04-27 France Telecom Codage/decodage parametrique stereo ameliore pour les canaux en opposition de phase
HRP20240863T1 (hr) * 2010-10-25 2024-10-11 Voiceage Evs Llc Kodiranje generičkih audio signala pri niskim bitskim brzinama i malim kašnjenjem
CN102844808B (zh) * 2010-11-03 2016-01-13 华为技术有限公司 用于编码多通道音频信号的参数编码器
ES2571742T3 (es) * 2012-04-05 2016-05-26 Huawei Tech Co Ltd Método de determinación de un parámetro de codificación para una señal de audio multicanal y un codificador de audio multicanal
JP5977434B2 (ja) 2012-04-05 2016-08-24 ホアウェイ・テクノロジーズ・カンパニー・リミテッド パラメトリック空間オーディオ符号化および復号化のための方法、パラメトリック空間オーディオ符号器およびパラメトリック空間オーディオ復号器
US9516446B2 (en) * 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
EP2956935B1 (en) * 2013-02-14 2017-01-04 Dolby Laboratories Licensing Corporation Controlling the inter-channel coherence of upmixed audio signals
TWI634547B (zh) * 2013-09-12 2018-09-01 瑞典商杜比國際公司 在包含至少四音訊聲道的多聲道音訊系統中之解碼方法、解碼裝置、編碼方法以及編碼裝置以及包含電腦可讀取的媒體之電腦程式產品
TWI557724B (zh) * 2013-09-27 2016-11-11 杜比實驗室特許公司 用於將 n 聲道音頻節目編碼之方法、用於恢復 n 聲道音頻節目的 m 個聲道之方法、被配置成將 n 聲道音頻節目編碼之音頻編碼器及被配置成執行 n 聲道音頻節目的恢復之解碼器
WO2015099429A1 (ko) * 2013-12-23 2015-07-02 주식회사 윌러스표준기술연구소 오디오 신호 처리 방법, 이를 위한 파라메터화 장치 및 오디오 신호 처리 장치
CN106463125B (zh) * 2014-04-25 2020-09-15 杜比实验室特许公司 基于空间元数据的音频分割
ES2809677T3 (es) 2015-09-25 2021-03-05 Voiceage Corp Método y sistema para codificar una señal de sonido estéreo utilizando parámetros de codificación de un canal primario para codificar un canal secundario

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