EP1013140A4 - Systeme de codage et de decodage a matrice 5-2-5 - Google Patents

Systeme de codage et de decodage a matrice 5-2-5

Info

Publication number: EP1013140A4
Authority: EP; European Patent Office
Prior art keywords: decoding system; matrix coding; coding; matrix; decoding
Prior art date: 1997-09-05
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.): Granted

Application number

EP98945881A

Other languages

German (de)

English (en)

Other versions

EP1013140B1 (fr

EP1013140A1 (fr

Inventor

David Griesinger

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Harman International Industries Inc

Original Assignee

LEXICON

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.)

1997-09-05

Filing date

1998-09-03

Publication date

2003-05-07

1998-09-03 Application filed by LEXICON filed Critical LEXICON

1998-09-03 Priority claimed from US09/146,442 external-priority patent/US6697491B1/en

2000-06-28 Publication of EP1013140A1 publication Critical patent/EP1013140A1/fr

2003-05-07 Publication of EP1013140A4 publication Critical patent/EP1013140A4/fr

2012-12-05 Application granted granted Critical

2012-12-05 Publication of EP1013140B1 publication Critical patent/EP1013140B1/fr

2018-09-03 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000011159 matrix material Substances 0.000 title 1

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

Landscapes

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)

EP98945881A 1997-09-05 1998-09-03 Systeme de decodage a matrice 5-2-5 Expired - Lifetime EP1013140B1 (fr)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US5816997P	1997-09-05	1997-09-05
US58169P		1997-09-05
PCT/US1998/018390 WO1999012386A1 (fr)	1997-09-05	1998-09-03	Systeme de codage et de decodage a matrice 5-2-5
US09/146,442 US6697491B1 (en)	1996-07-19	1998-09-03	5-2-5 matrix encoder and decoder system
		2003-03-28

Publications (3)

Publication Number	Publication Date
EP1013140A1 EP1013140A1 (fr)	2000-06-28
EP1013140A4 true EP1013140A4 (fr)	2003-05-07
EP1013140B1 EP1013140B1 (fr)	2012-12-05

Family

ID=26737320

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP98945881A Expired - Lifetime EP1013140B1 (fr)	1997-09-05	1998-09-03	Systeme de decodage a matrice 5-2-5

Country Status (6)

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

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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
EP1595247B1 (fr) *	2003-02-11	2006-09-13	Koninklijke Philips Electronics N.V.	Codage 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
AU2006255662B2 (en) *	2005-06-03	2012-08-23	Dolby Laboratories Licensing Corporation	Apparatus and method for encoding audio signals with decoding instructions
CN101233568B (zh) *	2005-07-29	2010-10-27	Lg电子株式会社	生成经编码的音频信号的方法以及处理音频信号的方法
JP4976304B2 (ja) *	2005-10-07	2012-07-18	パナソニック株式会社	音響信号処理装置、音響信号処理方法およびプログラム
TWI420918B (zh) *	2005-12-02	2013-12-21	Dolby Lab Licensing Corp	低複雜度音訊矩陣解碼器
CN101361122B (zh) *	2006-04-03	2012-12-19	Lg电子株式会社	处理媒体信号的装置及其方法
TWI517562B (zh) *	2006-04-04	2016-01-11	杜比實驗室特許公司	用於將多聲道音訊信號之全面感知響度縮放一期望量的方法、裝置及電腦程式
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
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
MY179314A (en)	2008-04-18	2020-11-04	Dolby Laboratories Licensing Corp	Method and apparatus for maintaining speech audibility in multi-channel audio with minimal impact on surround experience
PL2154677T3 (pl) *	2008-08-13	2013-12-31	Fraunhofer Ges Forschung	Urządzenie do wyznaczania konwertowanego przestrzennego sygnału audio
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
JP6049762B2 (ja) *	2012-02-24	2016-12-21	ドルビー・インターナショナル・アーベー	オーディオ処理
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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1991019407A1 (fr) *	1990-06-08	1991-12-12	Harman International Industries, Incorporated	Processeur acoustique d'ambiance
WO1992015180A1 (fr) *	1991-02-15	1992-09-03	Trifield Productions Ltd.	Systeme de reproduction sonore
US5644640A (en) *	1990-06-08	1997-07-01	Harman International Industries, Inc.	Surround sound processor with improved control voltage generator

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* 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 (fr) *	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
US5136650A (en) *	1991-01-09	1992-08-04	Lexicon, Inc.	Sound reproduction
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

1998
- 1998-09-03 CN CNB988109131A patent/CN1214690C/zh not_active Expired - Lifetime
- 1998-09-03 AU AU93026/98A patent/AU750877C/en not_active Ceased
- 1998-09-03 PL PL98338988A patent/PL338988A1/xx unknown
- 1998-09-03 WO PCT/US1998/018390 patent/WO1999012386A1/fr not_active Ceased
- 1998-09-03 EP EP98945881A patent/EP1013140B1/fr not_active Expired - Lifetime
- 1998-09-03 JP JP2000509252A patent/JP2004507904A/ja not_active Withdrawn
2006
- 2006-05-29 JP JP2006149032A patent/JP4782614B2/ja not_active Expired - Lifetime

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1991019407A1 (fr) *	1990-06-08	1991-12-12	Harman International Industries, Incorporated	Processeur acoustique d'ambiance
US5644640A (en) *	1990-06-08	1997-07-01	Harman International Industries, Inc.	Surround sound processor with improved control voltage generator
WO1992015180A1 (fr) *	1991-02-15	1992-09-03	Trifield Productions Ltd.	Systeme de reproduction sonore

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9912386A1 *

Also Published As

Publication number	Publication date
CN1214690C (zh)	2005-08-10
AU9302698A (en)	1999-03-22
CN1278996A (zh)	2001-01-03
PL338988A1 (en)	2000-12-04
WO1999012386A1 (fr)	1999-03-11
JP2006238498A (ja)	2006-09-07
EP1013140B1 (fr)	2012-12-05
WO1999012386A9 (fr)	2004-10-21
AU750877C (en)	2004-04-29
EP1013140A1 (fr)	2000-06-28
AU750877B2 (en)	2002-08-01
JP2004507904A (ja)	2004-03-11
JP4782614B2 (ja)	2011-09-28

Legal Events

Date	Code	Title	Description
2000-05-12	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2000-06-28	17P	Request for examination filed	Effective date: 20000303
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2003-05-07	A4	Supplementary search report drawn up and despatched	Effective date: 20030320
2003-05-07	RIC1	Information provided on ipc code assigned before grant	Ipc: 7H 04S 3/02 B Ipc: 7H 04R 5/00 A
2004-01-07	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: HARMAN INTERNATIONAL INDUSTRIES, INC.
2004-12-15	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
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2012-04-04	RTI1	Title (correction)	Free format text: 5-2-5 MATRIX DECODER SYSTEM
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