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 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 
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
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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ATE527833T1 (de) 2006-05-04 2011-10-15 Lg Electronics Inc Verbesserung von stereo-audiosignalen mittels neuabmischung
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KR100829560B1 (ko) 2006-08-09 2008-05-14 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 방법 및 장치,멀티채널이 다운믹스된 신호를 2 채널로 출력하는 복호화방법 및 장치
MX2008012315A (es) * 2006-09-29 2008-10-10 Lg Electronics Inc Metodos y aparatos para codificar y descodificar señales de audio basados en objeto.
JP5232791B2 (ja) 2006-10-12 2013-07-10 エルジー エレクトロニクス インコーポレイティド ミックス信号処理装置及びその方法
WO2008060111A1 (en) 2006-11-15 2008-05-22 Lg Electronics Inc. A method and an apparatus for decoding an audio signal
KR100891671B1 (ko) * 2006-12-01 2009-04-03 엘지전자 주식회사 믹스신호 제어 방법 및 장치
EP2102855A4 (de) 2006-12-07 2010-07-28 Lg Electronics Inc Verfahren und vorrichtung zum decodieren eines audiosignals
WO2008069593A1 (en) 2006-12-07 2008-06-12 Lg Electronics Inc. A method and an apparatus for processing an audio signal
WO2008100067A1 (en) * 2007-02-13 2008-08-21 Lg Electronics Inc. A method and an apparatus for processing an audio signal
EP3712888B1 (de) * 2007-03-30 2024-05-08 Electronics and Telecommunications Research Institute Verfahren und vorrichtungen zur codierung und decodierung von multiobjektaudiosignal mit multikanal
KR101061128B1 (ko) * 2008-04-16 2011-08-31 엘지전자 주식회사 오디오 신호 처리 방법 및 이의 장치
EP2111062B1 (de) 2008-04-16 2014-11-12 LG Electronics Inc. Verfahren und Vorrichtung zur Verarbeitung eines Audiosignals
US8175295B2 (en) 2008-04-16 2012-05-08 Lg Electronics Inc. Method and an apparatus for processing an audio signal
KR101614160B1 (ko) 2008-07-16 2016-04-20 한국전자통신연구원 포스트 다운믹스 신호를 지원하는 다객체 오디오 부호화 장치 및 복호화 장치
CN102171750B (zh) * 2008-10-06 2013-10-16 爱立信电话股份有限公司 用于输送对齐的多通道音频的方法和设备
EP2214161A1 (de) * 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zur Aufwärtsmischung eines Downmix-Tonsignals
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
CN102157151B (zh) 2010-02-11 2012-10-03 华为技术有限公司 一种多声道信号编码方法、解码方法、装置和系统
US8762158B2 (en) * 2010-08-06 2014-06-24 Samsung Electronics Co., Ltd. Decoding method and decoding apparatus therefor
KR101963440B1 (ko) 2012-06-08 2019-03-29 삼성전자주식회사 복수의 뉴런 회로들을 이용하여 음원의 방향을 추정하는 뉴로모픽 신호 처리 장치 및 그 장치를 이용한 방법
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
KR102784480B1 (ko) * 2013-04-26 2025-03-21 소니그룹주식회사 음성 처리 장치 및 방법, 및 기록 매체
KR101509649B1 (ko) * 2014-02-27 2015-04-07 전자부품연구원 대역별 정확도에 따른 가중 평균을 이용한 음원 위치 검출 방법 및 장치
CN105657633A (zh) 2014-09-04 2016-06-08 杜比实验室特许公司 生成针对音频对象的元数据
MX375859B (es) 2016-03-15 2025-03-07 Fraunhofer Ges Forschung Aparato, metodo o programa de computadora para generar una descripcion de campo de sonido
KR101695432B1 (ko) * 2016-08-10 2017-01-23 (주)넥스챌 무대 공연을 위한 방위각 생성 및 방위각 음상 정보 전달 장치 및 그 방법
US12610207B2 (en) 2021-11-26 2026-04-21 Electronics And Telecommunications Research Institute Acoustic signal processing device for spatially extended sound source and method

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Also Published As

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

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