EP1021062A3 - Procédé et dispositif pour la reproduction de signaux audio multicanaux - Google Patents

Procédé et dispositif pour la reproduction de signaux audio multicanaux Download PDF

Info

Publication number: EP1021062A3
Authority: EP; European Patent Office
Prior art keywords: surround; virtual; reproduction; case; channels
Prior art date: 1999-01-13
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

EP00100054A

Other languages

German (de)

English (en)

Other versions

EP1021062B1 (fr

EP1021062A2 (fr

Inventor

Johannes Böhm

Andreas Aust

Jürgen Schmidt

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.)

Thomson Licensing SAS

Original Assignee

Deutsche Thomson Brandt GmbH

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.)

1999-01-13

Filing date

2000-01-05

Publication date

2003-09-17

2000-01-05 Application filed by Deutsche Thomson Brandt GmbH filed Critical Deutsche Thomson Brandt GmbH

2000-07-19 Publication of EP1021062A2 publication Critical patent/EP1021062A2/fr

2003-09-17 Publication of EP1021062A3 publication Critical patent/EP1021062A3/fr

2012-12-12 Application granted granted Critical

2012-12-12 Publication of EP1021062B1 publication Critical patent/EP1021062B1/fr

2020-01-05 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000005236 sound signal Effects 0.000 title abstract 2
230000004075 alteration Effects 0.000 abstract 1
230000003321 amplification Effects 0.000 abstract 1
230000000694 effects Effects 0.000 abstract 1
238000001914 filtration Methods 0.000 abstract 1
238000003199 nucleic acid amplification method Methods 0.000 abstract 1
230000003068 static effect Effects 0.000 abstract 1

Classifications

- 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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Stereophonic System (AREA)
Stereophonic Arrangements (AREA)

EP20000100054 1999-01-13 2000-01-05 Procédé et dispositif pour la reproduction de signaux audio multicanaux Expired - Lifetime EP1021062B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE1999100961 DE19900961A1 (de)	1999-01-13	1999-01-13	Verfahren und Vorrichtung zur Wiedergabe von Mehrkanaltonsignalen
DE19900961		1999-01-13

Publications (3)

Publication Number	Publication Date
EP1021062A2 EP1021062A2 (fr)	2000-07-19
EP1021062A3 true EP1021062A3 (fr)	2003-09-17
EP1021062B1 EP1021062B1 (fr)	2012-12-12

Family

ID=7894095

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20000100054 Expired - Lifetime EP1021062B1 (fr)	1999-01-13	2000-01-05	Procédé et dispositif pour la reproduction de signaux audio multicanaux

Country Status (3)

Country	Link
EP (1)	EP1021062B1 (fr)
JP (1)	JP2000228800A (fr)
DE (1)	DE19900961A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN1541500A (zh) *	2000-08-28	2004-10-27	�ʼҷ��ֵ��޹�˾	声音发生系统
JP4567049B2 (ja) *	2004-03-11	2010-10-20	ピーエスエス・ベルギー・エヌブイ	音声信号を処理する方法、遅延管理ユニット、システム、ユニット、計算機プログラム及びメモリ媒体
DE102004043521A1 (de)	2004-09-08	2006-03-23	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Vorrichtung und Verfahren zum Erzeugen eines Multikanalsignals oder eines Parameterdatensatzes
US20070055510A1 (en)	2005-07-19	2007-03-08	Johannes Hilpert	Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding
JP2007116365A (ja) *	2005-10-19	2007-05-10	Sony Corp	マルチチャンネル音響システム及びバーチャルスピーカ音声生成方法
WO2008032255A2 (fr) *	2006-09-14	2008-03-20	Koninklijke Philips Electronics N.V.	Manipulation de point idéal pour signal multicanal
JP2009212944A (ja) *	2008-03-05	2009-09-17	Yamaha Corp	音響装置
JP6313641B2 (ja) *	2014-03-25	2018-04-18	日本放送協会	チャンネル数変換装置
WO2025174980A1 (fr) *	2024-02-16	2025-08-21	Dolby Laboratories Licensing Corporation	Incorporation de gigue dans des objets audio spatiaux

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5822438A (en) *	1992-04-03	1998-10-13	Yamaha Corporation	Sound-image position control apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4159397A (en) *	1977-05-08	1979-06-26	Victor Company Of Japan, Limited	Acoustic translation of quadraphonic signals for two- and four-speaker sound reproduction
KR940011504B1 (ko) *	1991-12-07	1994-12-19	삼성전자주식회사	2채널 음장재생 장치 및 방법
ES2165656T3 (es) *	1994-02-25	2002-03-16	Henrik Moller	Sintesis binaural, funcion de transferencia respecto a una cabeza, y su utilizacion.
US6236730B1 (en) *	1997-05-19	2001-05-22	Qsound Labs, Inc.	Full sound enhancement using multi-input sound signals

1999
- 1999-01-13 DE DE1999100961 patent/DE19900961A1/de not_active Withdrawn
2000
- 2000-01-05 EP EP20000100054 patent/EP1021062B1/fr not_active Expired - Lifetime
- 2000-01-12 JP JP2000003948A patent/JP2000228800A/ja active Pending

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5822438A (en) *	1992-04-03	1998-10-13	Yamaha Corporation	Sound-image position control apparatus

Also Published As

Publication number	Publication date
EP1021062B1 (fr)	2012-12-12
JP2000228800A (ja)	2000-08-15
DE19900961A1 (de)	2000-07-20
EP1021062A2 (fr)	2000-07-19

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2004-04-21	17P	Request for examination filed	Effective date: 20040220
2004-06-09	AKX	Designation fees paid	Designated state(s): DE FR GB IT
2007-11-14	17Q	First examination report despatched	Effective date: 20071011
2008-01-09	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: THOMSON LICENSING
2010-02-17	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: THOMSON LICENSING
2012-07-20	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
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