JP2004507904A - ５−２−５マトリックス・エンコーダおよびデコーダ・システム - Google Patents

５−２−５マトリックス・エンコーダおよびデコーダ・システム Download PDF

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Publication number
JP2004507904A
JP2004507904A JP2000509252A JP2000509252A JP2004507904A JP 2004507904 A JP2004507904 A JP 2004507904A JP 2000509252 A JP2000509252 A JP 2000509252A JP 2000509252 A JP2000509252 A JP 2000509252A JP 2004507904 A JP2004507904 A JP 2004507904A
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Prior art keywords
signal
output
decoder
signals
input
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JP2000509252A
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Japanese (ja)
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JP2004507904A5 (enExample
Inventor
グリージンガー，デイヴィッド・エイチ
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レキシコン
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Priority claimed from US09/146,442 external-priority patent/US6697491B1/en
Publication of JP2004507904A publication Critical patent/JP2004507904A/ja
Publication of JP2004507904A5 publication Critical patent/JP2004507904A5/ja
Withdrawn legal-status Critical Current

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    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Error Detection And Correction (AREA)
JP2000509252A 1997-09-05 1998-09-03 ５−２−５マトリックス・エンコーダおよびデコーダ・システム Withdrawn JP2004507904A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US5816997P 1997-09-05 1997-09-05
US09/146,442 US6697491B1 (en) 1996-07-19 1998-09-03 5-2-5 matrix encoder and decoder system
PCT/US1998/018390 WO1999012386A1 (en) 1997-09-05 1998-09-03 5-2-5 matrix encoder and decoder system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006149032A Division JP4782614B2 (ja) 1997-09-05 2006-05-29 デコーダ

Publications (2)

Publication Number Publication Date
JP2004507904A true JP2004507904A (ja) 2004-03-11
JP2004507904A5 JP2004507904A5 (enExample) 2006-01-12

Family

ID=26737320

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2000509252A Withdrawn JP2004507904A (ja) 1997-09-05 1998-09-03 ５−２−５マトリックス・エンコーダおよびデコーダ・システム
JP2006149032A Expired - Lifetime JP4782614B2 (ja) 1997-09-05 2006-05-29 デコーダ

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2006149032A Expired - Lifetime JP4782614B2 (ja) 1997-09-05 2006-05-29 デコーダ

Country Status (6)

Country Link
EP (1) EP1013140B1 (enExample)
JP (2) JP2004507904A (enExample)
CN (1) CN1214690C (enExample)
AU (1) AU750877C (enExample)
PL (1) PL338988A1 (enExample)
WO (1) WO1999012386A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007043388A1 (ja) * 2005-10-07 2007-04-19 Matsushita Electric Industrial Co., Ltd. 音響信号処理装置および音響信号処理方法
JP2009532982A (ja) * 2006-04-04 2009-09-10 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション 多重チャンネルオーディオ信号のラウドネス修正

Families Citing this family (19)

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US6154660A (en) * 1998-07-21 2000-11-28 Ericsson Inc. Callee-based telephone line preselection
US6442278B1 (en) * 1999-06-15 2002-08-27 Hearing Enhancement Company, Llc Voice-to-remaining audio (VRA) interactive center channel downmix
KR100923297B1 (ko) * 2002-12-14 2009-10-23 삼성전자주식회사 스테레오 오디오 부호화 방법, 그 장치, 복호화 방법 및그 장치
ES2273216T3 (es) * 2003-02-11 2007-05-01 Koninklijke Philips Electronics N.V. Codificacion de audio.
JP3915804B2 (ja) * 2004-08-26 2007-05-16 ヤマハ株式会社 オーディオ再生装置
TWI397903B (zh) * 2005-04-13 2013-06-01 Dolby Lab Licensing Corp 編碼音訊之節約音量測量技術
WO2006132857A2 (en) * 2005-06-03 2006-12-14 Dolby Laboratories Licensing Corporation Apparatus and method for encoding audio signals with decoding instructions
KR100857104B1 (ko) * 2005-07-29 2008-09-05 엘지전자 주식회사 인코딩된 오디오 신호 생성 및 처리 방법
TWI420918B (zh) * 2005-12-02 2013-12-21 Dolby Lab Licensing Corp 低複雜度音訊矩陣解碼器
KR100904435B1 (ko) * 2006-04-03 2009-06-24 엘지전자 주식회사 미디어 신호 처리 방법 및 장치
US8660280B2 (en) 2007-11-28 2014-02-25 Qualcomm Incorporated Methods and apparatus for providing a distinct perceptual location for an audio source within an audio mixture
US8515106B2 (en) 2007-11-28 2013-08-20 Qualcomm Incorporated Methods and apparatus for providing an interface to a processing engine that utilizes intelligent audio mixing techniques
EP2279509B1 (en) 2008-04-18 2012-12-19 Dolby Laboratories Licensing Corporation Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience
ES2425814T3 (es) * 2008-08-13 2013-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato para determinar una señal de audio espacial convertida
TWI413109B (zh) 2008-10-01 2013-10-21 Dolby Lab Licensing Corp 用於上混系統之解相關器
KR101600352B1 (ko) * 2008-10-30 2016-03-07 삼성전자주식회사 멀티 채널 신호의 부호화/복호화 장치 및 방법
CN103000179B (zh) * 2011-09-16 2014-11-12 中国科学院声学研究所 一种多通道音频编解码系统及其方法
US9728194B2 (en) 2012-02-24 2017-08-08 Dolby International Ab Audio processing
CN108206021B (zh) * 2016-12-16 2020-12-18 南京青衿信息科技有限公司 一种后向兼容式三维声编码器、解码器及其编解码方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152542A (en) * 1971-10-06 1979-05-01 Cooper Duane P Multichannel matrix logic and encoding systems
JPS5248001B2 (enExample) * 1973-08-20 1977-12-07
US4862502A (en) * 1988-01-06 1989-08-29 Lexicon, Inc. Sound reproduction
JP2647991B2 (ja) * 1990-04-26 1997-08-27 三洋電機株式会社 方向性強調を有するオーディオ信号処理装置
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
US5136650A (en) * 1991-01-09 1992-08-04 Lexicon, Inc. Sound reproduction
GB9103207D0 (en) * 1991-02-15 1991-04-03 Gerzon Michael A Stereophonic sound reproduction system
JPH0560098U (ja) * 1992-01-09 1993-08-06 三洋電機株式会社 音声信号処理装置
US5796844A (en) * 1996-07-19 1998-08-18 Lexicon Multichannel active matrix sound reproduction with maximum lateral separation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007043388A1 (ja) * 2005-10-07 2007-04-19 Matsushita Electric Industrial Co., Ltd. 音響信号処理装置および音響信号処理方法
US8073703B2 (en) 2005-10-07 2011-12-06 Panasonic Corporation Acoustic signal processing apparatus and acoustic signal processing method
JP2009532982A (ja) * 2006-04-04 2009-09-10 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション 多重チャンネルオーディオ信号のラウドネス修正

Also Published As

Publication number Publication date
JP2006238498A (ja) 2006-09-07
EP1013140A1 (en) 2000-06-28
WO1999012386A9 (en) 2004-10-21
JP4782614B2 (ja) 2011-09-28
AU750877C (en) 2004-04-29
AU9302698A (en) 1999-03-22
AU750877B2 (en) 2002-08-01
EP1013140B1 (en) 2012-12-05
PL338988A1 (en) 2000-12-04
WO1999012386A1 (en) 1999-03-11
CN1214690C (zh) 2005-08-10
EP1013140A4 (en) 2003-05-07
CN1278996A (zh) 2001-01-03

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