DK1064824T3 - Dekoderkredsløb for stereofonisk surround-sound - Google Patents

Dekoderkredsløb for stereofonisk surround-sound

Info

Publication number
DK1064824T3
DK1064824T3 DK97913055T DK97913055T DK1064824T3 DK 1064824 T3 DK1064824 T3 DK 1064824T3 DK 97913055 T DK97913055 T DK 97913055T DK 97913055 T DK97913055 T DK 97913055T DK 1064824 T3 DK1064824 T3 DK 1064824T3
Authority
DK
Denmark
Prior art keywords
decoding circuit
stereophonic
signals
central channel
central
Prior art date
Application number
DK97913055T
Other languages
Danish (da)
English (en)
Inventor
Martin Pineau
Original Assignee
Waves Usa Inc W
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 Waves Usa Inc W filed Critical Waves Usa Inc W
Application granted granted Critical
Publication of DK1064824T3 publication Critical patent/DK1064824T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Amplifiers (AREA)
DK97913055T 1997-11-14 1997-11-14 Dekoderkredsløb for stereofonisk surround-sound DK1064824T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CA1997/000882 WO1999026455A1 (en) 1997-11-14 1997-11-14 Post-amplification stereophonic to surround sound decoding circuit

Publications (1)

Publication Number Publication Date
DK1064824T3 true DK1064824T3 (da) 2002-09-16

Family

ID=4173249

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97913055T DK1064824T3 (da) 1997-11-14 1997-11-14 Dekoderkredsløb for stereofonisk surround-sound

Country Status (9)

Country Link
EP (1) EP1064824B1 (de)
JP (1) JP2001523937A (de)
AT (1) ATE218267T1 (de)
AU (1) AU748414B2 (de)
CA (1) CA2308576A1 (de)
DE (1) DE69712926T2 (de)
DK (1) DK1064824T3 (de)
ES (1) ES2176716T3 (de)
WO (1) WO1999026455A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7251337B2 (en) 2003-04-24 2007-07-31 Dolby Laboratories Licensing Corporation Volume control in movie theaters
US7551745B2 (en) 2003-04-24 2009-06-23 Dolby Laboratories Licensing Corporation Volume and compression control in movie theaters
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
SE0402649D0 (sv) 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods of creating orthogonal signals
CN104936090B (zh) * 2015-05-04 2018-12-14 联想(北京)有限公司 一种音频数据的处理方法和音频处理器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132859A (en) * 1977-12-02 1979-01-02 Egils Ranga Sound reproducing apparatus
JPS54107702A (en) * 1978-02-10 1979-08-23 Nissan Motor Automotive stereophonic speakers
US4382157A (en) * 1978-07-17 1983-05-03 Kenneth P. Wert, Sr. Multiple speaker type sound producing system
US5265166A (en) * 1991-10-30 1993-11-23 Panor Corp. Multi-channel sound simulation system

Also Published As

Publication number Publication date
ES2176716T3 (es) 2002-12-01
EP1064824A1 (de) 2001-01-03
EP1064824B1 (de) 2002-05-29
AU748414B2 (en) 2002-06-06
JP2001523937A (ja) 2001-11-27
DE69712926T2 (de) 2002-11-28
ATE218267T1 (de) 2002-06-15
AU5045398A (en) 1999-06-07
DE69712926D1 (de) 2002-07-04
WO1999026455A1 (en) 1999-05-27
CA2308576A1 (en) 1999-05-27

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