ATE481829T1 - Verfahren und vorrichtung zur verarbeitung eines audiosignals - Google Patents

Verfahren und vorrichtung zur verarbeitung eines audiosignals

Info

Publication number
ATE481829T1
ATE481829T1 AT09000954T AT09000954T ATE481829T1 AT E481829 T1 ATE481829 T1 AT E481829T1 AT 09000954 T AT09000954 T AT 09000954T AT 09000954 T AT09000954 T AT 09000954T AT E481829 T1 ATE481829 T1 AT E481829T1
Authority
AT
Austria
Prior art keywords
preset
audio signal
processing
metadata
matrix
Prior art date
Application number
AT09000954T
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 ATE481829T1 publication Critical patent/ATE481829T1/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)
  • Compression, Expansion, Code Conversion, And Decoders (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)
AT09000954T 2008-01-23 2009-01-23 Verfahren und vorrichtung zur verarbeitung eines audiosignals ATE481829T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2305108P 2008-01-23 2008-01-23
KR1020090005507A KR100998913B1 (ko) 2008-01-23 2009-01-22 오디오 신호의 처리 방법 및 이의 장치

Publications (1)

Publication Number Publication Date
ATE481829T1 true ATE481829T1 (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 Before (1)

Application Number Title Priority Date Filing Date
AT09000955T ATE481830T1 (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) KR100998913B1 (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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JP5645951B2 (ja) * 2009-11-20 2014-12-24 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ ダウンミックス信号表現に基づくアップミックス信号を提供する装置、マルチチャネルオーディオ信号を表しているビットストリームを提供する装置、方法、コンピュータプログラム、および線形結合パラメータを使用してマルチチャネルオーディオ信号を表しているビットストリーム
WO2013167164A1 (en) * 2012-05-07 2013-11-14 Imm Sound S.A. Method and apparatus for layout and format independent 3d audio reproduction
US9805725B2 (en) 2012-12-21 2017-10-31 Dolby Laboratories Licensing Corporation Object clustering for rendering object-based audio content based on perceptual criteria
CN119479682A (zh) * 2013-01-21 2025-02-18 杜比实验室特许公司 用于在不同回放设备之间优化响度和动态范围的系统和方法
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
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
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
JP6396452B2 (ja) * 2013-10-21 2018-09-26 ドルビー・インターナショナル・アーベー オーディオ・エンコーダおよびデコーダ
WO2015147532A2 (ko) 2014-03-24 2015-10-01 삼성전자 주식회사 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
CN119296555A (zh) 2014-10-10 2025-01-10 杜比实验室特许公司 基于发送无关的表示的节目响度
IL319278A (en) 2018-07-02 2025-04-01 Dolby Laboratories Licensing Corp Methods and devices for generating or decoding a bit sequence comprising embedded 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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JP4399835B2 (ja) 2006-07-07 2010-01-20 日本ビクター株式会社 音声符号化方法及び音声復号化方法

Also Published As

Publication number Publication date
ATE481830T1 (de) 2010-10-15
JP5319704B2 (ja) 2013-10-16
CA2712941C (en) 2015-06-16
KR100998913B1 (ko) 2010-12-08
RU2010134915A (ru) 2012-02-27
JP2011510589A (ja) 2011-03-31
CN101926094B (zh) 2013-07-17
DE602009000166D1 (de) 2010-10-28
JP5249354B2 (ja) 2013-07-31
RU2450440C1 (ru) 2012-05-10
DE602009000167D1 (de) 2010-10-28
AU2009206856A1 (en) 2009-07-30
MX2010007997A (es) 2010-08-31
CN101926094A (zh) 2010-12-22
KR20090081341A (ko) 2009-07-28
JP2011511307A (ja) 2011-04-07
AU2009206856B2 (en) 2013-05-30
KR20090081342A (ko) 2009-07-28
CN101926181A (zh) 2010-12-22
CN101926181B (zh) 2014-05-21
KR101024924B1 (ko) 2011-03-31
CA2712941A1 (en) 2009-07-30

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