ATE519197T1 - Verfahren und vorrichtung zum verarbeiten eines audiosignals - Google Patents

Verfahren und vorrichtung zum verarbeiten eines audiosignals

Info

Publication number
ATE519197T1
ATE519197T1 AT08723349T AT08723349T ATE519197T1 AT E519197 T1 ATE519197 T1 AT E519197T1 AT 08723349 T AT08723349 T AT 08723349T AT 08723349 T AT08723349 T AT 08723349T AT E519197 T1 ATE519197 T1 AT E519197T1
Authority
AT
Austria
Prior art keywords
information
processing
preset information
preset
audio signal
Prior art date
Application number
AT08723349T
Other languages
English (en)
Inventor
Hyen O Oh
Yang Won Jung
Christof Faller
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 ATE519197T1 publication Critical patent/ATE519197T1/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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 
    • 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
    • H04S2400/11—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Electrophonic Musical Instruments (AREA)
AT08723349T 2007-03-09 2008-03-07 Verfahren und vorrichtung zum verarbeiten eines audiosignals ATE519197T1 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US89416207P 2007-03-09 2007-03-09
US94296707P 2007-06-08 2007-06-08
US94326807P 2007-06-11 2007-06-11
KR1020080021120A KR20080082916A (ko) 2007-03-09 2008-03-06 오디오 신호 처리 방법 및 이의 장치
KR1020080021121A KR20080082917A (ko) 2007-03-09 2008-03-06 오디오 신호 처리 방법 및 이의 장치
PCT/KR2008/001312 WO2008111770A1 (en) 2007-03-09 2008-03-07 A method and an apparatus for processing an audio signal

Publications (1)

Publication Number Publication Date
ATE519197T1 true ATE519197T1 (de) 2011-08-15

Family

ID=40022030

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08723349T ATE519197T1 (de) 2007-03-09 2008-03-07 Verfahren und vorrichtung zum verarbeiten eines audiosignals

Country Status (11)

Country Link
US (2) US8594817B2 (de)
EP (1) EP2140450B1 (de)
JP (1) JP5001384B2 (de)
KR (2) KR20080082916A (de)
CN (1) CN101675471B (de)
AT (1) ATE519197T1 (de)
AU (1) AU2008225321B2 (de)
BR (1) BRPI0808654A2 (de)
CA (1) CA2680328C (de)
MX (1) MX2009009651A (de)
WO (2) WO2008111771A1 (de)

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Also Published As

Publication number Publication date
AU2008225321B2 (en) 2010-11-18
JP5001384B2 (ja) 2012-08-15
BRPI0808654A2 (pt) 2014-08-19
MX2009009651A (es) 2009-10-12
KR20080082916A (ko) 2008-09-12
CA2680328C (en) 2015-07-21
EP2140450B1 (de) 2011-08-03
EP2140450A4 (de) 2010-03-17
US8594817B2 (en) 2013-11-26
EP2140450A1 (de) 2010-01-06
JP2010521115A (ja) 2010-06-17
CN101675471A (zh) 2010-03-17
US20100106270A1 (en) 2010-04-29
WO2008111771A1 (en) 2008-09-18
US8359113B2 (en) 2013-01-22
US20100189266A1 (en) 2010-07-29
CA2680328A1 (en) 2008-09-18
WO2008111770A1 (en) 2008-09-18
AU2008225321A1 (en) 2008-09-18
KR20080082917A (ko) 2008-09-12
CN101675471B (zh) 2014-05-14

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