DK1064824T3 - Dekoderkredsløb for stereofonisk surround-sound - Google Patents
Dekoderkredsløb for stereofonisk surround-soundInfo
- 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
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)
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 (da) |
JP (1) | JP2001523937A (da) |
AT (1) | ATE218267T1 (da) |
AU (1) | AU748414B2 (da) |
CA (1) | CA2308576A1 (da) |
DE (1) | DE69712926T2 (da) |
DK (1) | DK1064824T3 (da) |
ES (1) | ES2176716T3 (da) |
WO (1) | WO1999026455A1 (da) |
Families Citing this family (5)
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)
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 |
-
1997
- 1997-11-14 ES ES97913055T patent/ES2176716T3/es not_active Expired - Lifetime
- 1997-11-14 JP JP2000521683A patent/JP2001523937A/ja active Pending
- 1997-11-14 DE DE69712926T patent/DE69712926T2/de not_active Expired - Fee Related
- 1997-11-14 AT AT97913055T patent/ATE218267T1/de not_active IP Right Cessation
- 1997-11-14 AU AU50453/98A patent/AU748414B2/en not_active Ceased
- 1997-11-14 WO PCT/CA1997/000882 patent/WO1999026455A1/en active IP Right Grant
- 1997-11-14 CA CA002308576A patent/CA2308576A1/en not_active Abandoned
- 1997-11-14 DK DK97913055T patent/DK1064824T3/da active
- 1997-11-14 EP EP97913055A patent/EP1064824B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69712926T2 (de) | 2002-11-28 |
EP1064824A1 (en) | 2001-01-03 |
DE69712926D1 (de) | 2002-07-04 |
EP1064824B1 (en) | 2002-05-29 |
AU748414B2 (en) | 2002-06-06 |
WO1999026455A1 (en) | 1999-05-27 |
CA2308576A1 (en) | 1999-05-27 |
AU5045398A (en) | 1999-06-07 |
ATE218267T1 (de) | 2002-06-15 |
ES2176716T3 (es) | 2002-12-01 |
JP2001523937A (ja) | 2001-11-27 |
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