JP2003515771A5 - - Google Patents

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Publication number
JP2003515771A5
JP2003515771A5 JP2001541299A JP2001541299A JP2003515771A5 JP 2003515771 A5 JP2003515771 A5 JP 2003515771A5 JP 2001541299 A JP2001541299 A JP 2001541299A JP 2001541299 A JP2001541299 A JP 2001541299A JP 2003515771 A5 JP2003515771 A5 JP 2003515771A5
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JP
Japan
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
JP2001541299A
Other versions
JP2003515771A (ja
Filing date
Publication date
Priority claimed from US09/532,711 external-priority patent/US6920223B1/en
Priority claimed from US09/602,585 external-priority patent/US6970567B1/en
Application filed filed Critical
Publication of JP2003515771A publication Critical patent/JP2003515771A/ja
Publication of JP2003515771A5 publication Critical patent/JP2003515771A5/ja
Withdrawn legal-status Critical Current

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JP2001541299A 1999-12-03 2000-11-29 ２つ又はそれ以上の入力オーディオ信号から少なくとも１つのオーディオ信号を導出する方法及び装置 Withdrawn JP2003515771A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US45481099A 1999-12-03 1999-12-03
US09/454,810 1999-12-03
US09/532,711 US6920223B1 (en) 1999-12-03 2000-03-22 Method for deriving at least three audio signals from two input audio signals
US09/532,711 2000-03-22
US09/602,585 2000-06-21
US09/602,585 US6970567B1 (en) 1999-12-03 2000-06-21 Method and apparatus for deriving at least one audio signal from two or more input audio signals
PCT/US2000/032537 WO2001041505A1 (en) 1999-12-03 2000-11-29 Method and apparatus for deriving at least one audio signal from two or more input audio signals

Publications (2)

Publication Number Publication Date
JP2003515771A JP2003515771A (ja) 2003-05-07
JP2003515771A5 true JP2003515771A5 (ja) 2005-10-20

Family

ID=27412620

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001541299A Withdrawn JP2003515771A (ja) 1999-12-03 2000-11-29 ２つ又はそれ以上の入力オーディオ信号から少なくとも１つのオーディオ信号を導出する方法及び装置

Country Status (13)

Country Link
US (1) US6970567B1 (ja)
EP (1) EP1234485B1 (ja)
JP (1) JP2003515771A (ja)
CN (1) CN1250046C (ja)
AT (1) ATE301384T1 (ja)
AU (1) AU784083B2 (ja)
BR (1) BR0016741A (ja)
CA (1) CA2392602A1 (ja)
DE (1) DE60021756T2 (ja)
HK (1) HK1054838B (ja)
MX (1) MXPA02005520A (ja)
TW (1) TW506227B (ja)
WO (1) WO2001041505A1 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW576122B (en) 2000-08-31 2004-02-11 Dolby Lab Licensing Corp Method for apparatus for audio matrix decoding
US7003467B1 (en) 2000-10-06 2006-02-21 Digital Theater Systems, Inc. Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio
KR101079066B1 (ko) 2004-03-01 2011-11-02 돌비 레버러토리즈 라이쎈싱 코오포레이션 멀티채널 오디오 코딩
KR101158698B1 (ko) * 2004-04-05 2012-06-22 코닌클리케 필립스 일렉트로닉스 엔.브이. 복수-채널 인코더, 입력 신호를 인코딩하는 방법, 저장 매체, 및 인코딩된 출력 데이터를 디코딩하도록 작동하는 디코더
JP4594681B2 (ja) * 2004-09-08 2010-12-08 ソニー株式会社 音声信号処理装置および音声信号処理方法
JP4580210B2 (ja) * 2004-10-19 2010-11-10 ソニー株式会社 音声信号処理装置および音声信号処理方法
US8111830B2 (en) * 2005-12-19 2012-02-07 Samsung Electronics Co., Ltd. Method and apparatus to provide active audio matrix decoding based on the positions of speakers and a listener
FR2916078A1 (fr) * 2007-05-10 2008-11-14 France Telecom Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes
EP2232700B1 (en) 2007-12-21 2014-08-13 Dts Llc System for adjusting perceived loudness of audio signals
TWI424755B (zh) * 2008-01-11 2014-01-21 Dolby Lab Licensing Corp 矩陣解碼器
TWI449442B (zh) 2009-01-14 2014-08-11 Dolby Lab Licensing Corp 用於無回授之頻域主動矩陣解碼的方法與系統
US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
WO2013094135A1 (ja) 2011-12-19 2013-06-27 パナソニック株式会社 音分離装置、および音分離方法
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589129A (en) 1984-02-21 1986-05-13 Kintek, Inc. Signal decoding system
US4799260A (en) 1985-03-07 1989-01-17 Dolby Laboratories Licensing Corporation Variable matrix decoder
US5295189A (en) 1990-06-08 1994-03-15 Fosgate James W Control voltage generator for surround sound processor
US5504819A (en) 1990-06-08 1996-04-02 Harman International Industries, Inc. Surround sound processor with improved control voltage generator
US5172415A (en) 1990-06-08 1992-12-15 Fosgate James W Surround processor
US5625696A (en) 1990-06-08 1997-04-29 Harman International Industries, Inc. Six-axis surround sound processor with improved matrix and cancellation control
US5428687A (en) 1990-06-08 1995-06-27 James W. Fosgate Control voltage generator multiplier and one-shot for integrated surround sound processor
JP3472046B2 (ja) 1996-08-23 2003-12-02 株式会社国際電気通信基礎技術研究所 信号分離装置
US5862228A (en) 1997-02-21 1999-01-19 Dolby Laboratories Licensing Corporation Audio matrix encoding
US6198826B1 (en) 1997-05-19 2001-03-06 Qsound Labs, Inc. Qsound surround synthesis from stereo

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