DK1527655T3 - Rumlig translation af audiokanal - Google Patents

Rumlig translation af audiokanal

Info

Publication number
DK1527655T3
DK1527655T3 DK03770229T DK03770229T DK1527655T3 DK 1527655 T3 DK1527655 T3 DK 1527655T3 DK 03770229 T DK03770229 T DK 03770229T DK 03770229 T DK03770229 T DK 03770229T DK 1527655 T3 DK1527655 T3 DK 1527655T3
Authority
DK
Denmark
Prior art keywords
input signals
correlation
signals
compact
audio channel
Prior art date
Application number
DK03770229T
Other languages
English (en)
Inventor
Mark Franklin Davis
Original Assignee
Dolby Lab Licensing Corp
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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Priority claimed from PCT/US2003/024570 external-priority patent/WO2004019656A2/en
Application granted granted Critical
Publication of DK1527655T3 publication Critical patent/DK1527655T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • Stereophonic System (AREA)
  • Machine Translation (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DK03770229T 2002-08-07 2003-08-06 Rumlig translation af audiokanal DK1527655T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40198302P 2002-08-07 2002-08-07
PCT/US2003/024570 WO2004019656A2 (en) 2001-02-07 2003-08-06 Audio channel spatial translation

Publications (1)

Publication Number Publication Date
DK1527655T3 true DK1527655T3 (da) 2007-01-29

Family

ID=33489220

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03770229T DK1527655T3 (da) 2002-08-07 2003-08-06 Rumlig translation af audiokanal

Country Status (17)

Country Link
EP (1) EP1527655B1 (da)
JP (1) JP4434951B2 (da)
KR (1) KR100988293B1 (da)
CN (1) CN1672464B (da)
AT (1) ATE341923T1 (da)
AU (1) AU2003278704B2 (da)
BR (2) BRPI0305746B1 (da)
CA (1) CA2494454C (da)
DE (1) DE60308876T2 (da)
DK (1) DK1527655T3 (da)
ES (1) ES2271654T3 (da)
HK (1) HK1073963A1 (da)
IL (1) IL165941A (da)
MX (1) MXPA05001413A (da)
MY (1) MY139849A (da)
PL (1) PL373120A1 (da)
TW (1) TWI315828B (da)

Families Citing this family (36)

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Publication number Priority date Publication date Assignee Title
US7508947B2 (en) * 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
CA2581810C (en) 2004-10-26 2013-12-17 Dolby Laboratories Licensing Corporation Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
WO2006056910A1 (en) * 2004-11-23 2006-06-01 Koninklijke Philips Electronics N.V. A device and a method to process audio data, a computer program element and computer-readable medium
TWI397901B (zh) * 2004-12-21 2013-06-01 Dolby Lab Licensing Corp 控制音訊信號比響度特性之方法及其相關裝置與電腦程式
WO2006126856A2 (en) 2005-05-26 2006-11-30 Lg Electronics Inc. Method of encoding and decoding an audio signal
US8494667B2 (en) 2005-06-30 2013-07-23 Lg Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
MX2008000122A (es) 2005-06-30 2008-03-18 Lg Electronics Inc Metodo y aparato para codificar y descodificar una senal de audio.
EP1946294A2 (en) 2005-06-30 2008-07-23 LG Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
US8577483B2 (en) 2005-08-30 2013-11-05 Lg Electronics, Inc. Method for decoding an audio signal
JP5108768B2 (ja) 2005-08-30 2012-12-26 エルジー エレクトロニクス インコーポレイティド オーディオ信号をエンコーディング及びデコーディングするための装置とその方法
US7788107B2 (en) 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
KR100880642B1 (ko) 2005-08-30 2009-01-30 엘지전자 주식회사 오디오 신호의 디코딩 방법 및 장치
US7672379B2 (en) 2005-10-05 2010-03-02 Lg Electronics Inc. Audio signal processing, encoding, and decoding
US7646319B2 (en) 2005-10-05 2010-01-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
WO2007040363A1 (en) 2005-10-05 2007-04-12 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7696907B2 (en) 2005-10-05 2010-04-13 Lg Electronics Inc. Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor
US7751485B2 (en) 2005-10-05 2010-07-06 Lg Electronics Inc. Signal processing using pilot based coding
KR100857111B1 (ko) 2005-10-05 2008-09-08 엘지전자 주식회사 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치
US8068569B2 (en) 2005-10-05 2011-11-29 Lg Electronics, Inc. Method and apparatus for signal processing and encoding and decoding
US7840401B2 (en) 2005-10-24 2010-11-23 Lg Electronics Inc. Removing time delays in signal paths
US7965848B2 (en) 2006-03-29 2011-06-21 Dolby International Ab Reduced number of channels decoding
WO2010004155A1 (fr) * 2008-06-26 2010-01-14 France Telecom Synthese spatiale de signaux audio multicanaux
EP2398257B1 (en) * 2008-12-18 2017-05-10 Dolby Laboratories Licensing Corporation Audio channel spatial translation
JP5314129B2 (ja) * 2009-03-31 2013-10-16 パナソニック株式会社 音響再生装置及び音響再生方法
CN101527874B (zh) * 2009-04-28 2011-03-23 张勤 一种动声声场***
TWI444989B (zh) * 2010-01-22 2014-07-11 Dolby Lab Licensing Corp 針對改良多通道上混使用多通道解相關之技術
WO2012042905A1 (ja) * 2010-09-30 2012-04-05 パナソニック株式会社 音響再生装置および音響再生方法
RU2595896C2 (ru) * 2012-03-22 2016-08-27 Дирак Рисерч Аб Схема контроллера предварительной коррекции аудио с использованием переменного набора поддерживающих громкоговорителей
EP2830335A3 (en) 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method, and computer program for mapping first and second input channels to at least one output channel
EP2830052A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension
EP3319342B1 (en) * 2015-06-24 2020-04-01 Sony Corporation Device, method, and program for processing sound
CN106604199B (zh) * 2016-12-23 2018-09-18 湖南国科微电子股份有限公司 一种数字音频信号的矩阵处理方法及装置
US11019449B2 (en) * 2018-10-06 2021-05-25 Qualcomm Incorporated Six degrees of freedom and three degrees of freedom backward compatibility
TWI751457B (zh) 2018-12-07 2022-01-01 弗勞恩霍夫爾協會 使用直流分量補償用於編碼、解碼、場景處理及基於空間音訊編碼與DirAC有關的其他程序的裝置、方法及電腦程式
TWI740206B (zh) * 2019-09-16 2021-09-21 宏碁股份有限公司 訊號量測的校正系統及其校正方法
CN114327040A (zh) * 2021-11-25 2022-04-12 歌尔股份有限公司 振动信号生成方法、装置、电子设备及存储介质

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5659619A (en) * 1994-05-11 1997-08-19 Aureal Semiconductor, Inc. Three-dimensional virtual audio display employing reduced complexity imaging filters
US6009179A (en) * 1997-01-24 1999-12-28 Sony Corporation Method and apparatus for electronically embedding directional cues in two channels of sound
US6072878A (en) * 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
AUPP271598A0 (en) * 1998-03-31 1998-04-23 Lake Dsp Pty Limited Headtracked processing for headtracked playback of audio signals
EP1054575A3 (en) * 1999-05-17 2002-09-18 Bose Corporation Directional decoding

Also Published As

Publication number Publication date
BRPI0305746B1 (pt) 2018-03-20
CN1672464B (zh) 2010-07-28
AU2003278704B2 (en) 2009-04-23
JP2005535266A (ja) 2005-11-17
PL373120A1 (en) 2005-08-08
KR100988293B1 (ko) 2010-10-18
ES2271654T3 (es) 2007-04-16
ATE341923T1 (de) 2006-10-15
CN1672464A (zh) 2005-09-21
BR0305746A (pt) 2004-12-07
JP4434951B2 (ja) 2010-03-17
AU2003278704A1 (en) 2004-03-11
TWI315828B (en) 2009-10-11
KR20050035878A (ko) 2005-04-19
EP1527655A2 (en) 2005-05-04
DE60308876T2 (de) 2007-03-01
CA2494454C (en) 2013-10-01
IL165941A0 (en) 2006-01-15
CA2494454A1 (en) 2004-03-04
MY139849A (en) 2009-11-30
MXPA05001413A (es) 2005-06-06
EP1527655B1 (en) 2006-10-04
IL165941A (en) 2010-06-30
TW200404222A (en) 2004-03-16
DE60308876D1 (de) 2006-11-16
HK1073963A1 (en) 2005-10-21

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