ATE481830T1 - Verfahren und vorrichtung zur verarbeitung eines audiosignals - Google Patents

Verfahren und vorrichtung zur verarbeitung eines audiosignals

Info

Publication number
ATE481830T1
ATE481830T1 AT09000955T AT09000955T ATE481830T1 AT E481830 T1 ATE481830 T1 AT E481830T1 AT 09000955 T AT09000955 T AT 09000955T AT 09000955 T AT09000955 T AT 09000955T AT E481830 T1 ATE481830 T1 AT E481830T1
Authority
AT
Austria
Prior art keywords
preset
audio signal
processing
metadata
matrix
Prior art date
Application number
AT09000955T
Other languages
English (en)
Inventor
Oh Hyen O
Yang Won Jung
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Application granted granted Critical
Publication of ATE481830T1 publication Critical patent/ATE481830T1/de

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
    • G10L19/04—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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/40—Visual indication of stereophonic sound image
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Circuits Of Receivers In General (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT09000955T 2008-01-23 2009-01-23 Verfahren und vorrichtung zur verarbeitung eines audiosignals ATE481830T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2305108P 2008-01-23 2008-01-23
KR1020090005506A KR101024924B1 (ko) 2008-01-23 2009-01-22 오디오 신호의 처리 방법 및 이의 장치

Publications (1)

Publication Number Publication Date
ATE481830T1 true ATE481830T1 (de) 2010-10-15

Family

ID=41402183

Family Applications (2)

Application Number Title Priority Date Filing Date
AT09000955T ATE481830T1 (de) 2008-01-23 2009-01-23 Verfahren und vorrichtung zur verarbeitung eines audiosignals
AT09000954T ATE481829T1 (de) 2008-01-23 2009-01-23 Verfahren und vorrichtung zur verarbeitung eines audiosignals

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT09000954T ATE481829T1 (de) 2008-01-23 2009-01-23 Verfahren und vorrichtung zur verarbeitung eines audiosignals

Country Status (9)

Country Link
JP (2) JP5249354B2 (de)
KR (2) KR101024924B1 (de)
CN (2) CN101926094B (de)
AT (2) ATE481830T1 (de)
AU (1) AU2009206856B2 (de)
CA (1) CA2712941C (de)
DE (2) DE602009000166D1 (de)
MX (1) MX2010007997A (de)
RU (1) RU2450440C1 (de)

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JP5973058B2 (ja) * 2012-05-07 2016-08-23 ドルビー・インターナショナル・アーベー レイアウト及びフォーマットに依存しない３ｄオーディオ再生のための方法及び装置
US9805725B2 (en) 2012-12-21 2017-10-31 Dolby Laboratories Licensing Corporation Object clustering for rendering object-based audio content based on perceptual criteria
BR122020007932B1 (pt) * 2013-01-21 2022-09-27 Dolby International Ab Dispositivo de processamento de áudio e método para decodificar um ou mais quadros de um fluxo de bits de áudio codificado
EP2830048A1 (de) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Realisierung eines SAOC-Downmix von 3D-Audioinhalt
EP2830045A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Konzept zur Audiocodierung und Audiodecodierung für Audiokanäle und Audioobjekte
EP2830047A1 (de) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur verzögerungsarmen Codierung von Objektmetadaten
EP3074970B1 (de) * 2013-10-21 2018-02-21 Dolby International AB Audiokodierer und audiodekodierer
EP3125240B1 (de) 2014-03-24 2021-05-05 Samsung Electronics Co., Ltd. Verfahren und vorrichtung zur darstellung eines akustischen signals und computerlesbares aufzeichnungsmedium
ES2916254T3 (es) 2014-10-10 2022-06-29 Dolby Laboratories Licensing Corp Sonoridad de programa basada en la presentación, independiente de la transmisión
CA3091241A1 (en) 2018-07-02 2020-01-09 Dolby Laboratories Licensing Corporation Methods and devices for generating or decoding a bitstream comprising immersive audio signals
KR102049603B1 (ko) * 2018-10-30 2019-11-27 한국전자통신연구원 오디오 메타데이터 제공 장치 및 방법, 오디오 데이터 제공 장치 및 방법, 오디오 데이터 재생 장치 및 방법
KR102220521B1 (ko) * 2019-11-21 2021-02-25 한국전자통신연구원 오디오 메타데이터 제공 장치 및 방법, 오디오 데이터 제공 장치 및 방법, 오디오 데이터 재생 장치 및 방법
KR102370348B1 (ko) * 2019-11-21 2022-03-04 한국전자통신연구원 오디오 메타데이터 제공 장치 및 방법, 오디오 데이터 제공 장치 및 방법, 오디오 데이터 재생 장치 및 방법

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Also Published As

Publication number Publication date
KR20090081342A (ko) 2009-07-28
MX2010007997A (es) 2010-08-31
RU2010134915A (ru) 2012-02-27
JP5249354B2 (ja) 2013-07-31
JP2011510589A (ja) 2011-03-31
JP5319704B2 (ja) 2013-10-16
JP2011511307A (ja) 2011-04-07
CN101926094A (zh) 2010-12-22
AU2009206856A1 (en) 2009-07-30
CN101926181B (zh) 2014-05-21
CA2712941A1 (en) 2009-07-30
CN101926094B (zh) 2013-07-17
KR100998913B1 (ko) 2010-12-08
RU2450440C1 (ru) 2012-05-10
CN101926181A (zh) 2010-12-22
ATE481829T1 (de) 2010-10-15
DE602009000166D1 (de) 2010-10-28
KR20090081341A (ko) 2009-07-28
AU2009206856B2 (en) 2013-05-30
DE602009000167D1 (de) 2010-10-28
CA2712941C (en) 2015-06-16
KR101024924B1 (ko) 2011-03-31

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