ATE373301T1 - Vorrichtung und verfahren zur erzeugung eines pegelparameters und vorrichtung und verfahren zur erzeugung einer mehrkanal-repräsentation - Google Patents

Vorrichtung und verfahren zur erzeugung eines pegelparameters und vorrichtung und verfahren zur erzeugung einer mehrkanal-repräsentation

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Publication number
ATE373301T1
ATE373301T1 AT05743164T AT05743164T ATE373301T1 AT E373301 T1 ATE373301 T1 AT E373301T1 AT 05743164 T AT05743164 T AT 05743164T AT 05743164 T AT05743164 T AT 05743164T AT E373301 T1 ATE373301 T1 AT E373301T1
Authority
AT
Austria
Prior art keywords
generating
audio channels
level parameter
parameter
channel representation
Prior art date
Application number
AT05743164T
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English (en)
Inventor
Heiko Purnhagen
Lars Villemoes
Jonas Engdegard
Jonas Roeden
Kristofer Kjoerling
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Coding Tech Ab
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Application filed by Coding Tech Ab filed Critical Coding Tech Ab
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Publication of ATE373301T1 publication Critical patent/ATE373301T1/de

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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • 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
    • G10L19/0204—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 using subband decomposition
    • 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
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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 
    • 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
    • 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)
  • Signal Processing (AREA)
  • Acoustics & Sound (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)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Radio Relay Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Circuits Of Receivers In General (AREA)
AT05743164T 2004-04-16 2005-04-12 Vorrichtung und verfahren zur erzeugung eines pegelparameters und vorrichtung und verfahren zur erzeugung einer mehrkanal-repräsentation ATE373301T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0400998A SE0400998D0 (sv) 2004-04-16 2004-04-16 Method for representing multi-channel audio signals

Publications (1)

Publication Number Publication Date
ATE373301T1 true ATE373301T1 (de) 2007-09-15

Family

ID=32294334

Family Applications (2)

Application Number Title Priority Date Filing Date
AT05735201T ATE376240T1 (de) 2004-04-16 2005-04-12 Verfahren zur darstellung von mehrkanal- audiosignalen
AT05743164T ATE373301T1 (de) 2004-04-16 2005-04-12 Vorrichtung und verfahren zur erzeugung eines pegelparameters und vorrichtung und verfahren zur erzeugung einer mehrkanal-repräsentation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT05735201T ATE376240T1 (de) 2004-04-16 2005-04-12 Verfahren zur darstellung von mehrkanal- audiosignalen

Country Status (13)

Country Link
US (24) US8223976B2 (de)
EP (2) EP1695338B1 (de)
JP (4) JP4603037B2 (de)
KR (2) KR100848367B1 (de)
CN (4) CN1930608B (de)
AT (2) ATE376240T1 (de)
DE (2) DE602005002942T2 (de)
ES (2) ES2293578T3 (de)
HK (3) HK1093594A1 (de)
PL (2) PL1695338T3 (de)
SE (1) SE0400998D0 (de)
TW (1) TWI334736B (de)
WO (2) WO2005101371A1 (de)

Families Citing this family (160)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1354300B1 (de) * 2000-12-19 2007-08-01 Azoteq (PTY) Limited Verfahren und vorrichtung zum datentransfer
SE0400998D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
KR101283525B1 (ko) * 2004-07-14 2013-07-15 돌비 인터네셔널 에이비 오디오 채널 변환
TWI497485B (zh) * 2004-08-25 2015-08-21 Dolby Lab Licensing Corp 用以重塑經合成輸出音訊信號之時域包絡以更接近輸入音訊信號之時域包絡的方法
SE0402650D0 (sv) 2004-11-02 2004-11-02 Coding Tech Ab Improved parametric stereo compatible coding of spatial audio
SE0402649D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods of creating orthogonal signals
US7787631B2 (en) * 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
EP1691348A1 (de) * 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametrische kombinierte Kodierung von Audio-Quellen
CN101151659B (zh) * 2005-03-30 2014-02-05 皇家飞利浦电子股份有限公司 多通道音频编码器、设备、方法及其解码器、设备和方法
DE602006002501D1 (de) * 2005-03-30 2008-10-09 Koninkl Philips Electronics Nv Audiokodierung und audiodekodierung
KR101271069B1 (ko) * 2005-03-30 2013-06-04 돌비 인터네셔널 에이비 다중채널 오디오 인코더 및 디코더와, 인코딩 및 디코딩 방법
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
JP4988716B2 (ja) 2005-05-26 2012-08-01 エルジー エレクトロニクス インコーポレイティド オーディオ信号のデコーディング方法及び装置
WO2006126844A2 (en) 2005-05-26 2006-11-30 Lg Electronics Inc. Method and apparatus for decoding an audio signal
US8270439B2 (en) * 2005-07-08 2012-09-18 Activevideo Networks, Inc. Video game system using pre-encoded digital audio mixing
US8626503B2 (en) * 2005-07-14 2014-01-07 Erik Gosuinus Petrus Schuijers Audio encoding and decoding
US8074248B2 (en) 2005-07-26 2011-12-06 Activevideo Networks, Inc. System and method for providing video content associated with a source image to a television in a communication network
US8019614B2 (en) * 2005-09-02 2011-09-13 Panasonic Corporation Energy shaping apparatus and energy shaping method
WO2007046659A1 (en) * 2005-10-20 2007-04-26 Lg Electronics Inc. Method for encoding and decoding multi-channel audio signal and apparatus thereof
CN1993002B (zh) * 2005-12-28 2010-06-16 雅马哈株式会社 声像定位设备
KR100803212B1 (ko) 2006-01-11 2008-02-14 삼성전자주식회사 스케일러블 채널 복호화 방법 및 장치
KR101218776B1 (ko) 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
TWI329462B (en) 2006-01-19 2010-08-21 Lg Electronics Inc Method and apparatus for processing a media signal
JP4966981B2 (ja) * 2006-02-03 2012-07-04 韓國電子通信研究院 空間キューを用いたマルチオブジェクト又はマルチチャネルオーディオ信号のレンダリング制御方法及びその装置
JP5054035B2 (ja) 2006-02-07 2012-10-24 エルジー エレクトロニクス インコーポレイティド 符号化／復号化装置及び方法
KR100773560B1 (ko) 2006-03-06 2007-11-05 삼성전자주식회사 스테레오 신호 생성 방법 및 장치
KR100773562B1 (ko) 2006-03-06 2007-11-07 삼성전자주식회사 스테레오 신호 생성 방법 및 장치
ES2335246T3 (es) * 2006-03-13 2010-03-23 France Telecom Sintesis y especializacion sonora conjunta.
EP1990800B1 (de) * 2006-03-17 2016-11-16 Panasonic Intellectual Property Management Co., Ltd. Skalierbare verschlüsselungsvorrichtung und skalierbares verschlüsselungsverfahren
US7965848B2 (en) * 2006-03-29 2011-06-21 Dolby International Ab Reduced number of channels decoding
US8619998B2 (en) * 2006-08-07 2013-12-31 Creative Technology Ltd Spatial audio enhancement processing method and apparatus
WO2008004812A1 (en) * 2006-07-04 2008-01-10 Electronics And Telecommunications Research Institute Apparatus and method for restoring multi-channel audio signal using he-aac decoder and mpeg surround decoder
FR2903562A1 (fr) * 2006-07-07 2008-01-11 France Telecom Spatialisation binaurale de donnees sonores encodees en compression.
AU2007271532B2 (en) 2006-07-07 2011-03-17 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for combining multiple parametrically coded audio sources
KR100763920B1 (ko) 2006-08-09 2007-10-05 삼성전자주식회사 멀티채널 신호를 모노 또는 스테레오 신호로 압축한 입력신호를 2채널의 바이노럴 신호로 복호화하는 방법 및 장치
WO2008032255A2 (en) * 2006-09-14 2008-03-20 Koninklijke Philips Electronics N.V. Sweet spot manipulation for a multi-channel signal
JP4946305B2 (ja) * 2006-09-22 2012-06-06 ソニー株式会社 音響再生システム、音響再生装置および音響再生方法
WO2008039041A1 (en) 2006-09-29 2008-04-03 Lg Electronics Inc. Methods and apparatuses for encoding and decoding object-based audio signals
WO2008039038A1 (en) * 2006-09-29 2008-04-03 Electronics And Telecommunications Research Institute Apparatus and method for coding and decoding multi-object audio signal with various channel
EP2105019A2 (de) * 2006-09-29 2009-09-30 Avinity Systems B.V. Verfahren zum streaming paralleler benutzersitzungen, system und computersoftware
DE602007013415D1 (de) * 2006-10-16 2011-05-05 Dolby Sweden Ab Erweiterte codierung und parameterrepräsentation einer mehrkanaligen heruntergemischten objektcodierung
WO2008046530A2 (en) * 2006-10-16 2008-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multi -channel parameter transformation
JP5450085B2 (ja) 2006-12-07 2014-03-26 エルジー エレクトロニクス インコーポレイティド オーディオ処理方法及び装置
EP3145200A1 (de) 2007-01-12 2017-03-22 ActiveVideo Networks, Inc. Mpeg-objekte und systeme und verfahren zur verwendung von mpeg-objekten
US9826197B2 (en) 2007-01-12 2017-11-21 Activevideo Networks, Inc. Providing television broadcasts over a managed network and interactive content over an unmanaged network to a client device
CN101627425A (zh) * 2007-02-13 2010-01-13 Lg电子株式会社 用于处理音频信号的装置和方法
KR101100213B1 (ko) 2007-03-16 2011-12-28 엘지전자 주식회사 오디오 신호 처리 방법 및 장치
US8612237B2 (en) * 2007-04-04 2013-12-17 Apple Inc. Method and apparatus for determining audio spatial quality
EP2278582B1 (de) * 2007-06-08 2016-08-10 LG Electronics Inc. Verfahren und vorrichtung zum verarbeiten eines audiosignals
US20090037386A1 (en) * 2007-08-03 2009-02-05 Dietmar Theobald Computer file processing
US8295494B2 (en) 2007-08-13 2012-10-23 Lg Electronics Inc. Enhancing audio with remixing capability
KR101464977B1 (ko) * 2007-10-01 2014-11-25 삼성전자주식회사 메모리 관리 방법, 및 멀티 채널 데이터의 복호화 방법 및장치
CN101889307B (zh) * 2007-10-04 2013-01-23 创新科技有限公司 相位-幅度3d立体声编码器和解码器
DE102007048973B4 (de) 2007-10-12 2010-11-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals mit einer Sprachsignalverarbeitung
WO2009050896A1 (ja) * 2007-10-16 2009-04-23 Panasonic Corporation ストリーム合成装置、復号装置、方法
KR101505831B1 (ko) * 2007-10-30 2015-03-26 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 방법 및 장치
EP2215629A1 (de) * 2007-11-27 2010-08-11 Nokia Corporation Mehrkanalige audiocodierung
US8204235B2 (en) * 2007-11-30 2012-06-19 Pioneer Corporation Center channel positioning apparatus
WO2009093867A2 (en) 2008-01-23 2009-07-30 Lg Electronics Inc. A method and an apparatus for processing audio signal
WO2009093866A2 (en) 2008-01-23 2009-07-30 Lg Electronics Inc. A method and an apparatus for processing an audio signal
KR101452722B1 (ko) * 2008-02-19 2014-10-23 삼성전자주식회사 신호 부호화 및 복호화 방법 및 장치
CN102027535A (zh) * 2008-04-11 2011-04-20 诺基亚公司 信号处理
KR101381513B1 (ko) 2008-07-14 2014-04-07 광운대학교 산학협력단 음성/음악 통합 신호의 부호화/복호화 장치
JP5258967B2 (ja) * 2008-07-15 2013-08-07 エルジー エレクトロニクス インコーポレイティド オーディオ信号の処理方法及び装置
TWI559786B (zh) 2008-09-03 2016-11-21 杜比實驗室特許公司 增進多聲道之再生
EP2175670A1 (de) * 2008-10-07 2010-04-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Binaurale Aufbereitung eines Mehrkanal-Audiosignals
JP5608660B2 (ja) * 2008-10-10 2014-10-15 テレフオンアクチーボラゲット エル エム エリクソン（パブル） エネルギ保存型マルチチャネルオーディオ符号化
DE102008056704B4 (de) * 2008-11-11 2010-11-04 Institut für Rundfunktechnik GmbH Verfahren zum Erzeugen eines abwärtskompatiblen Tonformates
WO2010082471A1 (ja) * 2009-01-13 2010-07-22 パナソニック株式会社 音響信号復号装置及びバランス調整方法
AU2015246158B2 (en) * 2009-03-17 2017-10-26 Dolby International Ab Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding.
GB2470059A (en) * 2009-05-08 2010-11-10 Nokia Corp Multi-channel audio processing using an inter-channel prediction model to form an inter-channel parameter
CN101556799B (zh) * 2009-05-14 2013-08-28 华为技术有限公司 一种音频解码方法和音频解码器
EP2439736A1 (de) * 2009-06-02 2012-04-11 Panasonic Corporation Abwärtsmischvorrichtung, encoder und verfahren dafür
US9393412B2 (en) 2009-06-17 2016-07-19 Med-El Elektromedizinische Geraete Gmbh Multi-channel object-oriented audio bitstream processor for cochlear implants
WO2010148169A1 (en) * 2009-06-17 2010-12-23 Med-El Elektromedizinische Geraete Gmbh Spatial audio object coding (saoc) decoder and postprocessor for hearing aids
US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
US8194862B2 (en) * 2009-07-31 2012-06-05 Activevideo Networks, Inc. Video game system with mixing of independent pre-encoded digital audio bitstreams
JP2011066868A (ja) * 2009-08-18 2011-03-31 Victor Co Of Japan Ltd オーディオ信号符号化方法、符号化装置、復号化方法及び復号化装置
US8786852B2 (en) 2009-12-02 2014-07-22 Lawrence Livermore National Security, Llc Nanoscale array structures suitable for surface enhanced raman scattering and methods related thereto
TWI444989B (zh) 2010-01-22 2014-07-11 Dolby Lab Licensing Corp 針對改良多通道上混使用多通道解相關之技術
WO2011104146A1 (en) * 2010-02-24 2011-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for generating an enhanced downmix signal, method for generating an enhanced downmix signal and computer program
JP5604933B2 (ja) * 2010-03-30 2014-10-15 富士通株式会社 ダウンミクス装置およびダウンミクス方法
DE102010015630B3 (de) * 2010-04-20 2011-06-01 Institut für Rundfunktechnik GmbH Verfahren zum Erzeugen eines abwärtskompatiblen Tonformates
CN102314882B (zh) * 2010-06-30 2012-10-17 华为技术有限公司 声音信号通道间延时估计的方法及装置
WO2012009851A1 (en) 2010-07-20 2012-01-26 Huawei Technologies Co., Ltd. Audio signal synthesizer
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
KR101697550B1 (ko) * 2010-09-16 2017-02-02 삼성전자주식회사 멀티채널 오디오 대역폭 확장 장치 및 방법
CA2814070A1 (en) 2010-10-14 2012-04-19 Activevideo Networks, Inc. Streaming digital video between video devices using a cable television system
TWI573131B (zh) * 2011-03-16 2017-03-01 Ｄｔｓ股份有限公司 用以編碼或解碼音訊聲軌之方法、音訊編碼處理器及音訊解碼處理器
US9204203B2 (en) 2011-04-07 2015-12-01 Activevideo Networks, Inc. Reduction of latency in video distribution networks using adaptive bit rates
TWI450266B (zh) * 2011-04-19 2014-08-21 Hon Hai Prec Ind Co Ltd 電子裝置及音頻資料的解碼方法
EP2523472A1 (de) 2011-05-13 2012-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren und Computerprogramm zur Erzeugung eines Stereoausgabesignals zur Bereitstellung zusätzlicher Ausgabekanäle
EP2530956A1 (de) * 2011-06-01 2012-12-05 Tom Van Achte Verfahren zur Erzeugung eines Surround-Audiosignals aus einem Mono-/Stereo-Audiosignal
WO2013006323A2 (en) * 2011-07-01 2013-01-10 Dolby Laboratories Licensing Corporation Equalization of speaker arrays
EP2727383B1 (de) 2011-07-01 2021-04-28 Dolby Laboratories Licensing Corporation System und verfahren für adaptive audiosignalgenerierung, -kodierung und -wiedergabe
KR101842257B1 (ko) * 2011-09-14 2018-05-15 삼성전자주식회사 신호 처리 방법, 그에 따른 엔코딩 장치, 및 그에 따른 디코딩 장치
JP5505395B2 (ja) * 2011-10-28 2014-05-28 ヤマハ株式会社 音響処理装置
IN2014CN03413A (de) * 2011-11-01 2015-07-03 Koninkl Philips Nv
CN103188595B (zh) * 2011-12-31 2015-05-27 展讯通信（上海）有限公司 处理多声道音频信号的方法和系统
WO2013106390A1 (en) 2012-01-09 2013-07-18 Activevideo Networks, Inc. Rendering of an interactive lean-backward user interface on a television
CN103220058A (zh) * 2012-01-20 2013-07-24 旭扬半导体股份有限公司 音频数据与视觉数据同步装置及其方法
US9436929B2 (en) * 2012-01-24 2016-09-06 Verizon Patent And Licensing Inc. Collaborative event playlist systems and methods
ITTO20120067A1 (it) 2012-01-26 2013-07-27 Inst Rundfunktechnik Gmbh Method and apparatus for conversion of a multi-channel audio signal into a two-channel audio signal.
US9395304B2 (en) 2012-03-01 2016-07-19 Lawrence Livermore National Security, Llc Nanoscale structures on optical fiber for surface enhanced Raman scattering and methods related thereto
US9800945B2 (en) 2012-04-03 2017-10-24 Activevideo Networks, Inc. Class-based intelligent multiplexing over unmanaged networks
US9123084B2 (en) 2012-04-12 2015-09-01 Activevideo Networks, Inc. Graphical application integration with MPEG objects
WO2014126689A1 (en) * 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for controlling the inter-channel coherence of upmixed audio signals
TWI618051B (zh) 2013-02-14 2018-03-11 杜比實驗室特許公司 用於利用估計之空間參數的音頻訊號增強的音頻訊號處理方法及裝置
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
WO2014126688A1 (en) * 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Methods for audio signal transient detection and decorrelation control
WO2014126684A1 (en) * 2013-02-14 2014-08-21 Dolby Laboratories Licensing Corporation Time-varying filters for generating decorrelation signals
US9093064B2 (en) 2013-03-11 2015-07-28 The Nielsen Company (Us), Llc Down-mixing compensation for audio watermarking
US10275128B2 (en) 2013-03-15 2019-04-30 Activevideo Networks, Inc. Multiple-mode system and method for providing user selectable video content
IN2015MN02784A (de) * 2013-04-05 2015-10-23 Dolby Int Ab
WO2014174344A1 (en) * 2013-04-26 2014-10-30 Nokia Corporation Audio signal encoder
CA3211308A1 (en) 2013-05-24 2014-11-27 Dolby International Ab Coding of audio scenes
EP2973551B1 (de) 2013-05-24 2017-05-03 Dolby International AB Rekonstruktion von audioszenen aus einem downmix
KR20160015280A (ko) * 2013-05-28 2016-02-12 노키아 테크놀로지스 오와이 오디오 신호 인코더
US9219922B2 (en) 2013-06-06 2015-12-22 Activevideo Networks, Inc. System and method for exploiting scene graph information in construction of an encoded video sequence
EP3005712A1 (de) 2013-06-06 2016-04-13 ActiveVideo Networks, Inc. Überlagerte darstellung einer benutzerschnittstelle auf quellvideoinhalten
US9294785B2 (en) 2013-06-06 2016-03-22 Activevideo Networks, Inc. System and method for exploiting scene graph information in construction of an encoded video sequence
US9386558B2 (en) * 2013-06-27 2016-07-05 Microsoft Technology Licensing, Llc Radio channel utilization
JP6242489B2 (ja) * 2013-07-29 2017-12-06 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 脱相関器における過渡信号についての時間的アーチファクトを軽減するシステムおよび方法
CN103413553B (zh) 2013-08-20 2016-03-09 腾讯科技（深圳）有限公司 音频编码方法、音频解码方法、编码端、解码端和系统
US10095468B2 (en) 2013-09-12 2018-10-09 Dolby Laboratories Licensing Corporation Dynamic range control for a wide variety of playback environments
WO2015036350A1 (en) 2013-09-12 2015-03-19 Dolby International Ab Audio decoding system and audio encoding system
CN105531759B (zh) * 2013-09-12 2019-11-26 杜比实验室特许公司 用于下混合音频内容的响度调整
KR20230011480A (ko) * 2013-10-21 2023-01-20 돌비 인터네셔널 에이비 오디오 신호들의 파라메트릭 재구성
KR101805327B1 (ko) 2013-10-21 2017-12-05 돌비 인터네셔널 에이비 오디오 신호들의 파라메트릭 재구성을 위한 역상관기 구조
EP2866227A1 (de) 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Dekodierung und Kodierung einer Downmix-Matrix, Verfahren zur Darstellung von Audioinhalt, Kodierer und Dekodierer für eine Downmix-Matrix, Audiokodierer und Audiodekodierer
CN108462936A (zh) * 2013-12-13 2018-08-28 无比的优声音科技公司 用于音场增强的设备及方法
US9391575B1 (en) * 2013-12-13 2016-07-12 Amazon Technologies, Inc. Adaptive loudness control
WO2015104447A1 (en) 2014-01-13 2015-07-16 Nokia Technologies Oy Multi-channel audio signal classifier
US9779739B2 (en) 2014-03-20 2017-10-03 Dts, Inc. Residual encoding in an object-based audio system
US9788029B2 (en) 2014-04-25 2017-10-10 Activevideo Networks, Inc. Intelligent multiplexing using class-based, multi-dimensioned decision logic for managed networks
EP2980789A1 (de) * 2014-07-30 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Verbesserung eines Audiosignals, Tonverbesserungssystem
US9984693B2 (en) * 2014-10-10 2018-05-29 Qualcomm Incorporated Signaling channels for scalable coding of higher order ambisonic audio data
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
EP3302528A1 (de) 2015-05-29 2018-04-11 Armo Biosciences, Inc. Verfahren zur verwendung von interleukin-10 zur behandlung von erkrankungen und leiden
ES2904275T3 (es) 2015-09-25 2022-04-04 Voiceage Corp Método y sistema de decodificación de los canales izquierdo y derecho de una señal sonora estéreo
EP3369257B1 (de) * 2015-10-27 2021-08-18 Ambidio, Inc. Vorrichtung und verfahren zur klangraumverbesserung
EP3539126B1 (de) 2016-11-08 2020-09-30 Fraunhofer Gesellschaft zur Förderung der Angewand Vorrichtung und verfahren zum heruntermischen oder hochmischen eines mehrkanalsignals unter verwendung von phasenkompensation
US10979844B2 (en) * 2017-03-08 2021-04-13 Dts, Inc. Distributed audio virtualization systems
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
EP3422738A1 (de) * 2017-06-29 2019-01-02 Nxp B.V. Audioprozessor für fahrzeug mit zwei betriebsmodi in abhängigkeit der rücksitzbelegung
CN109215667B (zh) 2017-06-29 2020-12-22 华为技术有限公司 时延估计方法及装置
ES2965741T3 (es) 2017-07-28 2024-04-16 Fraunhofer Ges Forschung Aparato para codificar o decodificar una señal multicanal codificada mediante una señal de relleno generada por un filtro de banda ancha
US10535357B2 (en) * 2017-10-05 2020-01-14 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
GB2574239A (en) * 2018-05-31 2019-12-04 Nokia Technologies Oy Signalling of spatial audio parameters
GB2574667A (en) * 2018-06-15 2019-12-18 Nokia Technologies Oy Spatial audio capture, transmission and reproduction
GB2580057A (en) * 2018-12-20 2020-07-15 Nokia Technologies Oy Apparatus, methods and computer programs for controlling noise reduction
FR3101741A1 (fr) * 2019-10-02 2021-04-09 Orange Détermination de corrections à appliquer à un signal audio multicanal, codage et décodage associés
KR20210060253A (ko) 2019-11-18 2021-05-26 삼성전자주식회사 메모리 컨트롤러, 메모리 시스템 및 이의 동작 방법
EP4243015A4 (de) 2021-01-27 2024-04-17 Samsung Electronics Co., Ltd. Audioverarbeitungsvorrichtung und -verfahren
US11451919B2 (en) 2021-02-19 2022-09-20 Boomcloud 360, Inc. All-pass network system for colorless decorrelation with constraints
EP4320615A1 (de) * 2021-04-06 2024-02-14 Dolby International AB Kodierung von hüllinformationen eines audio-downmix-signals
CN113301329B (zh) * 2021-05-21 2022-08-05 康佳集团股份有限公司 基于图像识别的电视声场校正方法、装置及显示设备
CN116962955A (zh) * 2022-04-15 2023-10-27 华为技术有限公司 多通道的混音方法、设备及介质

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091945A (en) * 1989-09-28 1992-02-25 At&T Bell Laboratories Source dependent channel coding with error protection
SG49883A1 (en) * 1991-01-08 1998-06-15 Dolby Lab Licensing Corp Encoder/decoder for multidimensional sound fields
US5291557A (en) * 1992-10-13 1994-03-01 Dolby Laboratories Licensing Corporation Adaptive rematrixing of matrixed audio signals
DE4409368A1 (de) * 1994-03-18 1995-09-21 Fraunhofer Ges Forschung Verfahren zum Codieren mehrerer Audiosignale
EP0688113A2 (de) * 1994-06-13 1995-12-20 Sony Corporation Verfahren und Vorrichtung für die Kodierung und Dekodierung von digitalen Tonsignalen und Vorrichtung zur Aufzeichnung von digitalen Tonsignalen
JP3397001B2 (ja) * 1994-06-13 2003-04-14 ソニー株式会社 符号化方法及び装置、復号化装置、並びに記録媒体
US6029129A (en) * 1996-05-24 2000-02-22 Narrative Communications Corporation Quantizing audio data using amplitude histogram
EP0924962B1 (de) * 1997-04-10 2012-12-12 Sony Corporation Kodierungsverfahren und vorrichtung, dekodierungsverfahren und vorrichtung, und aufzeichnungsmedium
US5890125A (en) 1997-07-16 1999-03-30 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding multiple audio channels at low bit rates using adaptive selection of encoding method
US6437944B2 (en) 1997-10-20 2002-08-20 Fujitsu Limited Head slider supporting device, disk device and suspension
US6122619A (en) 1998-06-17 2000-09-19 Lsi Logic Corporation Audio decoder with programmable downmixing of MPEG/AC-3 and method therefor
US6322189B1 (en) 1999-01-13 2001-11-27 Hewlett-Packard Company Multiple printhead apparatus with temperature control and method
US6578074B1 (en) 1999-06-25 2003-06-10 Mediaone Group, Inc. Provisioning server enhancement
JP2001100792A (ja) * 1999-09-28 2001-04-13 Sanyo Electric Co Ltd 符号化方法、符号化装置およびそれを備える通信システム
JP4424566B2 (ja) 1999-10-26 2010-03-03 ザ・インクテック株式会社 アルカリ可溶性接着剤
JP2002175097A (ja) * 2000-12-06 2002-06-21 Yamaha Corp 音声信号のエンコード／圧縮装置およびデコード／伸長装置
JP3951690B2 (ja) * 2000-12-14 2007-08-01 ソニー株式会社 符号化装置および方法、並びに記録媒体
US7583805B2 (en) 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
US7292901B2 (en) * 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
TW569551B (en) * 2001-09-25 2004-01-01 Roger Wallace Dressler Method and apparatus for multichannel logic matrix decoding
GB0124580D0 (en) 2001-10-12 2001-12-05 Univ Reading New composition
US20050004791A1 (en) 2001-11-23 2005-01-06 Van De Kerkhof Leon Maria Perceptual noise substitution
US6890125B1 (en) 2002-01-30 2005-05-10 Calder Brothers Corporation Adjustable screed system
AU2003202773A1 (en) 2002-03-07 2003-09-16 Koninklijke Philips Electronics N.V. User controlled multi-channel audio conversion system
CN1311426C (zh) * 2002-04-10 2007-04-18 皇家飞利浦电子股份有限公司 立体声信号的编码、解码方法和装置及其传输设备
DE60326782D1 (de) * 2002-04-22 2009-04-30 Koninkl Philips Electronics Nv Dekodiervorrichtung mit Dekorreliereinheit
ES2280736T3 (es) * 2002-04-22 2007-09-16 Koninklijke Philips Electronics N.V. Sintetizacion de señal.
ES2268340T3 (es) * 2002-04-22 2007-03-16 Koninklijke Philips Electronics N.V. Representacion de audio parametrico de multiples canales.
EP2879299B1 (de) * 2002-05-03 2017-07-26 Harman International Industries, Incorporated Mehrkanalige Abwärtsmischungsvorrichtung
AU2003244932A1 (en) * 2002-07-12 2004-02-02 Koninklijke Philips Electronics N.V. Audio coding
CN1671292A (zh) 2002-07-23 2005-09-21 嘉吉有限公司 处理谷物和黍类的方法
KR20040043743A (ko) * 2002-11-19 2004-05-27 주식회사 디지털앤디지털 멀티채널 검색장치와 방법
EP1668925A4 (de) 2003-09-10 2007-04-25 A D I Video Technologies Ltd Einrichtung, system und verfahren zur mehrkanal-verarbeitung
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
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
US20050169846A1 (en) 2004-01-31 2005-08-04 Bart Kennington Enhancement of fragrance release from candles
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
SE0400998D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
US7508947B2 (en) * 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
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
JP2007096002A (ja) * 2005-09-29 2007-04-12 Matsushita Electric Ind Co Ltd 半導体装置の製造方法および半導体装置
TWI329462B (en) * 2006-01-19 2010-08-21 Lg Electronics Inc Method and apparatus for processing a media signal
JP2008003007A (ja) * 2006-06-23 2008-01-10 Fujitsu Ltd 個体認識方法及び装置、個体認識範囲調整方法、及びプログラム
JP5228305B2 (ja) 2006-09-08 2013-07-03 ソニー株式会社 表示装置、表示方法
WO2008046530A2 (en) 2006-10-16 2008-04-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multi -channel parameter transformation
MX2010004220A (es) 2007-10-17 2010-06-11 Fraunhofer Ges Forschung Codificacion de audio usando mezcla descendente.
JP5428564B2 (ja) 2009-06-18 2014-02-26 東洋紡株式会社 車両内装材用部材およびそれを用いた車両用内装材

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