ATE482451T1 - Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen - Google Patents

Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen

Info

Publication number
ATE482451T1
ATE482451T1 AT05774399T AT05774399T ATE482451T1 AT E482451 T1 ATE482451 T1 AT E482451T1 AT 05774399 T AT05774399 T AT 05774399T AT 05774399 T AT05774399 T AT 05774399T AT E482451 T1 ATE482451 T1 AT E482451T1
Authority
AT
Austria
Prior art keywords
audio signal
location information
channel audio
source location
encoding
Prior art date
Application number
AT05774399T
Other languages
English (en)
Inventor
Jeong Il Seo
Han Gil Moon
Seung Kwon Beack
Kyeong Ok Kang
In Seon Jang
Koeng Mo Sung
Min Soo Hahn
Jin Woo Hong
Original Assignee
Korea Electronics Telecomm
Seoul Nat Univ Ind Foundation
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 Korea Electronics Telecomm, Seoul Nat Univ Ind Foundation filed Critical Korea Electronics Telecomm
Priority claimed from PCT/KR2005/002213 external-priority patent/WO2006006809A1/en
Application granted granted Critical
Publication of ATE482451T1 publication Critical patent/ATE482451T1/de

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 
    • 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
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
AT05774399T 2004-07-09 2005-07-08 Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen ATE482451T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20040053665 2004-07-09
KR20040081303 2004-10-12
KR1020050061425A KR100663729B1 (ko) 2004-07-09 2005-07-07 가상 음원 위치 정보를 이용한 멀티채널 오디오 신호부호화 및 복호화 방법 및 장치
PCT/KR2005/002213 WO2006006809A1 (en) 2004-07-09 2005-07-08 Method and apparatus for encoding and cecoding multi-channel audio signal using virtual source location information

Publications (1)

Publication Number Publication Date
ATE482451T1 true ATE482451T1 (de) 2010-10-15

Family

ID=37149973

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05774399T ATE482451T1 (de) 2004-07-09 2005-07-08 Verfahren und vorrichtung zum codieren und decodieren eines mehrkanaligen audiosignals unter verwendung von virtuelle-quelle-ortsinformationen

Country Status (5)

Country Link
US (1) US7783495B2 (de)
KR (1) KR100663729B1 (de)
CN (1) CN101002261B (de)
AT (1) ATE482451T1 (de)
DE (1) DE602005023738D1 (de)

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JP4838361B2 (ja) 2006-11-15 2011-12-14 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その装置
KR100891671B1 (ko) * 2006-12-01 2009-04-03 엘지전자 주식회사 믹스신호 제어 방법 및 장치
WO2008069584A2 (en) 2006-12-07 2008-06-12 Lg Electronics Inc. A method and an apparatus for decoding an audio signal
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KR101422745B1 (ko) * 2007-03-30 2014-07-24 한국전자통신연구원 다채널로 구성된 다객체 오디오 신호의 인코딩 및 디코딩장치 및 방법
US8326446B2 (en) 2008-04-16 2012-12-04 Lg Electronics Inc. Method and an apparatus for processing an audio signal
KR101062351B1 (ko) * 2008-04-16 2011-09-05 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
JP5249408B2 (ja) 2008-04-16 2013-07-31 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
KR101614160B1 (ko) 2008-07-16 2016-04-20 한국전자통신연구원 포스트 다운믹스 신호를 지원하는 다객체 오디오 부호화 장치 및 복호화 장치
US8538764B2 (en) * 2008-10-06 2013-09-17 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for delivery of aligned multi-channel audio
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US9190065B2 (en) * 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9336791B2 (en) * 2013-01-24 2016-05-10 Google Inc. Rearrangement and rate allocation for compressing multichannel audio
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KR101509649B1 (ko) * 2014-02-27 2015-04-07 전자부품연구원 대역별 정확도에 따른 가중 평균을 이용한 음원 위치 검출 방법 및 장치
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KR101695432B1 (ko) * 2016-08-10 2017-01-23 (주)넥스챌 무대 공연을 위한 방위각 생성 및 방위각 음상 정보 전달 장치 및 그 방법

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Also Published As

Publication number Publication date
KR20060049941A (ko) 2006-05-19
CN101002261A (zh) 2007-07-18
US7783495B2 (en) 2010-08-24
US20080167880A1 (en) 2008-07-10
DE602005023738D1 (de) 2010-11-04
CN101002261B (zh) 2012-05-23
KR100663729B1 (ko) 2007-01-02

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