ATE526663T1 - Verfahren und vorrichtung zum verarbeiten eines audiosignals - Google Patents

Verfahren und vorrichtung zum verarbeiten eines audiosignals

Info

Publication number
ATE526663T1
ATE526663T1 AT08723355T AT08723355T ATE526663T1 AT E526663 T1 ATE526663 T1 AT E526663T1 AT 08723355 T AT08723355 T AT 08723355T AT 08723355 T AT08723355 T AT 08723355T AT E526663 T1 ATE526663 T1 AT E526663T1
Authority
AT
Austria
Prior art keywords
audio signal
processing
obtaining
grouped
information
Prior art date
Application number
AT08723355T
Other languages
English (en)
Inventor
Hyen O Oh
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 ATE526663T1 publication Critical patent/ATE526663T1/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
    • G10L19/008—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
    • G10L19/04—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
    • G10L19/16—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
    • 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
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/439—Processing of audio elementary streams
    • 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
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Circuits Of Receivers In General (AREA)
AT08723355T 2007-03-09 2008-03-07 Verfahren und vorrichtung zum verarbeiten eines audiosignals ATE526663T1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US89416207P 2007-03-09 2007-03-09
US94296707P 2007-06-08 2007-06-08
US1202207P 2007-12-06 2007-12-06
PCT/KR2008/001318 WO2008111773A1 (en) 2007-03-09 2008-03-07 A method and an apparatus for processing an audio signal
KR1020080021381A KR20080082924A (ko) 2007-03-09 2008-03-07 오디오 신호의 처리 방법 및 장치

Publications (1)

Publication Number Publication Date
ATE526663T1 true ATE526663T1 (de) 2011-10-15

Family

ID=40022031

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08723355T ATE526663T1 (de) 2007-03-09 2008-03-07 Verfahren und vorrichtung zum verarbeiten eines audiosignals

Country Status (8)

Country Link
US (1) US8463413B2 (de)
EP (1) EP2137726B1 (de)
JP (1) JP5541928B2 (de)
KR (1) KR20080082924A (de)
CN (1) CN101675472B (de)
AT (1) ATE526663T1 (de)
RU (1) RU2419168C1 (de)
WO (1) WO2008111773A1 (de)

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Also Published As

Publication number Publication date
US20100191354A1 (en) 2010-07-29
CN101675472B (zh) 2012-06-20
KR20080082924A (ko) 2008-09-12
JP2010521013A (ja) 2010-06-17
EP2137726A4 (de) 2010-06-16
EP2137726B1 (de) 2011-09-28
CN101675472A (zh) 2010-03-17
US8463413B2 (en) 2013-06-11
EP2137726A1 (de) 2009-12-30
RU2419168C1 (ru) 2011-05-20
JP5541928B2 (ja) 2014-07-09
WO2008111773A1 (en) 2008-09-18

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