PL3561810T3 - Sposób kodowania lewego i prawego sygnału wejściowego audio, odpowiedni koder, dekoder i produkt w postaci programu komputerowego - Google Patents

Sposób kodowania lewego i prawego sygnału wejściowego audio, odpowiedni koder, dekoder i produkt w postaci programu komputerowego

Info

Publication number
PL3561810T3
PL3561810T3 PL19167336.7T PL19167336T PL3561810T3 PL 3561810 T3 PL3561810 T3 PL 3561810T3 PL 19167336 T PL19167336 T PL 19167336T PL 3561810 T3 PL3561810 T3 PL 3561810T3
Authority
PL
Poland
Prior art keywords
decoder
computer program
program product
input signals
audio input
Prior art date
Application number
PL19167336.7T
Other languages
English (en)
Inventor
Erik Gosuinus Petrus Schuijers
Dirk Jeroen Breebaart
Francois Philippus Myburg
Leon Maria Van De Kerkhof
Original Assignee
Koninklijke Philips N.V.
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 Koninklijke Philips N.V. filed Critical Koninklijke Philips N.V.
Publication of PL3561810T3 publication Critical patent/PL3561810T3/pl

Links

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
    • G10L19/02—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
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Stereophonic System (AREA)
PL19167336.7T 2004-04-05 2005-03-29 Sposób kodowania lewego i prawego sygnału wejściowego audio, odpowiedni koder, dekoder i produkt w postaci programu komputerowego PL3561810T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04101405 2004-04-05
EP04103168 2004-07-05

Publications (1)

Publication Number Publication Date
PL3561810T3 true PL3561810T3 (pl) 2023-09-04

Family

ID=34961999

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19167336.7T PL3561810T3 (pl) 2004-04-05 2005-03-29 Sposób kodowania lewego i prawego sygnału wejściowego audio, odpowiedni koder, dekoder i produkt w postaci programu komputerowego

Country Status (13)

Country Link
US (2) US7646875B2 (pl)
EP (3) EP3561810B1 (pl)
JP (1) JP5032978B2 (pl)
KR (1) KR101135726B1 (pl)
CN (2) CN1973320B (pl)
BR (1) BRPI0509108B1 (pl)
DK (1) DK3561810T3 (pl)
ES (1) ES2945463T3 (pl)
MX (1) MXPA06011396A (pl)
PL (1) PL3561810T3 (pl)
RU (1) RU2392671C2 (pl)
TW (1) TWI387351B (pl)
WO (1) WO2005098825A1 (pl)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3561810B1 (en) * 2004-04-05 2023-03-29 Koninklijke Philips N.V. Method of encoding left and right audio input signals, corresponding encoder, decoder and computer program product
US7809580B2 (en) * 2004-11-04 2010-10-05 Koninklijke Philips Electronics N.V. Encoding and decoding of multi-channel audio signals
MX2007005261A (es) * 2004-11-04 2007-07-09 Koninkl Philips Electronics Nv Codificacion y descodificacion de un conjunto de senales.
PL1866911T3 (pl) * 2005-03-30 2010-12-31 Koninl Philips Electronics Nv Skalowalne, wielokanałowe kodowanie dźwięku
KR100888474B1 (ko) 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
US8422555B2 (en) * 2006-07-11 2013-04-16 Nokia Corporation Scalable video coding
US7461106B2 (en) 2006-09-12 2008-12-02 Motorola, Inc. Apparatus and method for low complexity combinatorial coding of signals
US8064624B2 (en) * 2007-07-19 2011-11-22 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for generating a stereo signal with enhanced perceptual quality
US8576096B2 (en) * 2007-10-11 2013-11-05 Motorola Mobility Llc Apparatus and method for low complexity combinatorial coding of signals
US8209190B2 (en) * 2007-10-25 2012-06-26 Motorola Mobility, Inc. Method and apparatus for generating an enhancement layer within an audio coding system
KR101426271B1 (ko) * 2008-03-04 2014-08-06 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
US20090234642A1 (en) * 2008-03-13 2009-09-17 Motorola, Inc. Method and Apparatus for Low Complexity Combinatorial Coding of Signals
US8639519B2 (en) * 2008-04-09 2014-01-28 Motorola Mobility Llc Method and apparatus for selective signal coding based on core encoder performance
CN101604524B (zh) * 2008-06-11 2012-01-11 北京天籁传音数字技术有限公司 立体声编码方法及其装置、立体声解码方法及其装置
EP2293292B1 (en) * 2008-06-19 2013-06-05 Panasonic Corporation Quantizing apparatus, quantizing method and encoding apparatus
KR101428487B1 (ko) * 2008-07-11 2014-08-08 삼성전자주식회사 멀티 채널 부호화 및 복호화 방법 및 장치
WO2010017833A1 (en) * 2008-08-11 2010-02-18 Nokia Corporation Multichannel audio coder and decoder
CN102177542B (zh) * 2008-10-10 2013-01-09 艾利森电话股份有限公司 能量保留多通道音频编码
US8175888B2 (en) * 2008-12-29 2012-05-08 Motorola Mobility, Inc. Enhanced layered gain factor balancing within a multiple-channel audio coding system
US8200496B2 (en) * 2008-12-29 2012-06-12 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
US8140342B2 (en) * 2008-12-29 2012-03-20 Motorola Mobility, Inc. Selective scaling mask computation based on peak detection
US8219408B2 (en) * 2008-12-29 2012-07-10 Motorola Mobility, Inc. Audio signal decoder and method for producing a scaled reconstructed audio signal
KR20100089705A (ko) * 2009-02-04 2010-08-12 삼성전자주식회사 3차원 영상 부호화/복호화 장치 및 방법
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
TWI451664B (zh) * 2009-03-13 2014-09-01 Foxnum Technology Co Ltd 編碼器組合
US8301803B2 (en) * 2009-10-23 2012-10-30 Samplify Systems, Inc. Block floating point compression of signal data
KR101710113B1 (ko) 2009-10-23 2017-02-27 삼성전자주식회사 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법
CN101705113B (zh) * 2009-10-30 2012-12-19 清华大学 一种带引射器的气流床气化炉水冷循环系统
KR20110049068A (ko) * 2009-11-04 2011-05-12 삼성전자주식회사 멀티 채널 오디오 신호의 부호화/복호화 장치 및 방법
JP5511848B2 (ja) * 2009-12-28 2014-06-04 パナソニック株式会社 音声符号化装置および音声符号化方法
US8423355B2 (en) * 2010-03-05 2013-04-16 Motorola Mobility Llc Encoder for audio signal including generic audio and speech frames
US8428936B2 (en) * 2010-03-05 2013-04-23 Motorola Mobility Llc Decoder for audio signal including generic audio and speech frames
EP2523472A1 (en) 2011-05-13 2012-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method and computer program for generating a stereo output signal for providing additional output channels
CN102226852B (zh) * 2011-06-13 2013-01-09 广州市晶华光学电子有限公司 一种数码体视显微镜的成像系统
JP5737077B2 (ja) * 2011-08-30 2015-06-17 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム
KR102201713B1 (ko) * 2012-07-19 2021-01-12 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스
KR20140017338A (ko) * 2012-07-31 2014-02-11 인텔렉추얼디스커버리 주식회사 오디오 신호 처리 장치 및 방법
US9129600B2 (en) 2012-09-26 2015-09-08 Google Technology Holdings LLC Method and apparatus for encoding an audio signal
KR101729930B1 (ko) 2013-02-14 2017-04-25 돌비 레버러토리즈 라이쎈싱 코오포레이션 업믹스된 오디오 신호들의 채널간 코히어런스를 제어하기 위한 방법
TWI618050B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於音訊處理系統中之訊號去相關的方法及設備
US9830917B2 (en) 2013-02-14 2017-11-28 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
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
GB2542511B (en) * 2014-09-19 2018-09-12 Imagination Tech Ltd Data compression
CN107251578B (zh) * 2015-02-25 2018-11-06 株式会社索思未来 信号处理装置
WO2017222582A1 (en) * 2016-06-20 2017-12-28 Intel IP Corporation Apparatuses for combining and decoding encoded blocks
US10224042B2 (en) 2016-10-31 2019-03-05 Qualcomm Incorporated Encoding of multiple audio signals
US10839814B2 (en) * 2017-10-05 2020-11-17 Qualcomm Incorporated Encoding or decoding of audio signals
US10535357B2 (en) * 2017-10-05 2020-01-14 Qualcomm Incorporated Encoding or decoding of audio signals
US10580420B2 (en) * 2017-10-05 2020-03-03 Qualcomm Incorporated Encoding or decoding of audio signals
GB201718341D0 (en) 2017-11-06 2017-12-20 Nokia Technologies Oy Determination of targeted spatial audio parameters and associated spatial audio playback
GB2572650A (en) 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
CN114708874A (zh) * 2018-05-31 2022-07-05 华为技术有限公司 立体声信号的编码方法和装置
CN110556116B (zh) * 2018-05-31 2021-10-22 华为技术有限公司 计算下混信号和残差信号的方法和装置
GB2574239A (en) 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters
FI3874492T3 (fi) * 2018-10-31 2024-01-08 Nokia Technologies Oy Spatiaalisten äänten parametrikoodauksen ja siihen liittyvän dekoodauksen määrittäminen
TWI702780B (zh) * 2019-12-03 2020-08-21 財團法人工業技術研究院 提升共模瞬變抗擾度的隔離器及訊號產生方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9100173A (nl) * 1991-02-01 1992-09-01 Philips Nv Subbandkodeerinrichting, en een zender voorzien van de kodeerinrichting.
DE4209544A1 (de) * 1992-03-24 1993-09-30 Inst Rundfunktechnik Gmbh Verfahren zum Übertragen oder Speichern digitalisierter, mehrkanaliger Tonsignale
JP2693893B2 (ja) * 1992-03-30 1997-12-24 松下電器産業株式会社 ステレオ音声符号化方法
US5727119A (en) * 1995-03-27 1998-03-10 Dolby Laboratories Licensing Corporation Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase
JP4005154B2 (ja) * 1995-10-26 2007-11-07 ソニー株式会社 音声復号化方法及び装置
JP3707153B2 (ja) * 1996-09-24 2005-10-19 ソニー株式会社 ベクトル量子化方法、音声符号化方法及び装置
JP4327420B2 (ja) * 1998-03-11 2009-09-09 パナソニック株式会社 オーディオ信号符号化方法、及びオーディオ信号復号化方法
US6556966B1 (en) * 1998-08-24 2003-04-29 Conexant Systems, Inc. Codebook structure for changeable pulse multimode speech coding
US7272556B1 (en) * 1998-09-23 2007-09-18 Lucent Technologies Inc. Scalable and embedded codec for speech and audio signals
JP4482237B2 (ja) * 1999-01-07 2010-06-16 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 無損失エンコーダにおけるサイド情報の効率的な符号化
US6539357B1 (en) * 1999-04-29 2003-03-25 Agere Systems Inc. Technique for parametric coding of a signal containing information
US6397175B1 (en) * 1999-07-19 2002-05-28 Qualcomm Incorporated Method and apparatus for subsampling phase spectrum information
KR101016251B1 (ko) * 2002-04-10 2011-02-25 코닌클리케 필립스 일렉트로닉스 엔.브이. 스테레오 신호의 코딩
DE60311794C5 (de) * 2002-04-22 2022-11-10 Koninklijke Philips N.V. Signalsynthese
BRPI0305434B1 (pt) 2002-07-12 2017-06-27 Koninklijke Philips Electronics N.V. Methods and arrangements for encoding and decoding a multichannel audio signal, and multichannel audio coded signal
ES2273216T3 (es) * 2003-02-11 2007-05-01 Koninklijke Philips Electronics N.V. Codificacion de audio.
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
EP3561810B1 (en) * 2004-04-05 2023-03-29 Koninklijke Philips N.V. Method of encoding left and right audio input signals, corresponding encoder, decoder and computer program product
MX2007005261A (es) * 2004-11-04 2007-07-09 Koninkl Philips Electronics Nv Codificacion y descodificacion de un conjunto de senales.
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

Also Published As

Publication number Publication date
KR20070001207A (ko) 2007-01-03
ES2945463T3 (es) 2023-07-03
MXPA06011396A (es) 2006-12-20
US8254585B2 (en) 2012-08-28
RU2392671C2 (ru) 2010-06-20
TWI387351B (zh) 2013-02-21
JP2007531915A (ja) 2007-11-08
US20110106540A1 (en) 2011-05-05
CN101887726A (zh) 2010-11-17
BRPI0509108B1 (pt) 2019-11-19
EP1735778A1 (en) 2006-12-27
WO2005098825A1 (en) 2005-10-20
US7646875B2 (en) 2010-01-12
CN101887726B (zh) 2013-11-20
RU2006139036A (ru) 2008-05-20
JP5032978B2 (ja) 2012-09-26
KR101135726B1 (ko) 2012-04-16
EP1944758A3 (en) 2014-09-10
US20070171944A1 (en) 2007-07-26
EP3561810B1 (en) 2023-03-29
BRPI0509108A (pt) 2007-08-28
CN1973320B (zh) 2010-12-15
CN1973320A (zh) 2007-05-30
EP3561810A1 (en) 2019-10-30
EP1944758A2 (en) 2008-07-16
DK3561810T3 (da) 2023-05-01
TW200603637A (en) 2006-01-16

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