FR2406368A1 - Format et appareils pour systeme sonore - Google Patents
Format et appareils pour systeme sonoreInfo
- Publication number
- FR2406368A1 FR2406368A1 FR7829397A FR7829397A FR2406368A1 FR 2406368 A1 FR2406368 A1 FR 2406368A1 FR 7829397 A FR7829397 A FR 7829397A FR 7829397 A FR7829397 A FR 7829397A FR 2406368 A1 FR2406368 A1 FR 2406368A1
- Authority
- FR
- France
- Prior art keywords
- signals
- surround
- screen
- sound system
- speakers
- Prior art date
- 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
Links
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)
- Circuit For Audible Band Transducer (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84204677A | 1977-10-14 | 1977-10-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2406368A1 true FR2406368A1 (fr) | 1979-05-11 |
FR2406368B1 FR2406368B1 (ja) | 1983-08-12 |
Family
ID=25286397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7829397A Granted FR2406368A1 (fr) | 1977-10-14 | 1978-10-16 | Format et appareils pour systeme sonore |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5462801A (ja) |
CA (1) | CA1100881A (ja) |
FR (1) | FR2406368A1 (ja) |
GB (1) | GB2006583B (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4577305A (en) * | 1983-03-14 | 1986-03-18 | Dolby Laboratories Licensing Corporation | Stereophonic motion picture photographic sound-tracks compatible with different sound projection formats and record and playback apparatus therefore |
JPS62122500A (ja) * | 1985-11-22 | 1987-06-03 | Sony Corp | マルチチヤンネルステレオ再生装置 |
DK152478C (da) * | 1985-12-06 | 1988-07-25 | Ole Sparkjaer | Fremgangsmaade og kredsloeb til dekodning af fire kanalsignaler, som er matrixkodet og foreligger i form af et to-kanal signal |
JPS63183495A (ja) * | 1987-01-27 | 1988-07-28 | ヤマハ株式会社 | 音場制御装置 |
ATE120605T1 (de) * | 1988-01-06 | 1995-04-15 | Lucasarts Entertainment Co | Räumliches schallwiedergabesystem. |
US5043970A (en) * | 1988-01-06 | 1991-08-27 | Lucasarts Entertainment Company | Sound system with source material and surround timbre response correction, specified front and surround loudspeaker directionality, and multi-loudspeaker surround |
US6624873B1 (en) | 1998-05-05 | 2003-09-23 | Dolby Laboratories Licensing Corporation | Matrix-encoded surround-sound channels in a discrete digital sound format |
AU5109899A (en) * | 1998-07-17 | 2000-02-07 | Lucasfilm Ltd. | Multi-channel audio surround system |
AR024353A1 (es) | 1999-06-15 | 2002-10-02 | He Chunhong | Audifono y equipo auxiliar interactivo con relacion de voz a audio remanente |
JP2016518067A (ja) | 2013-04-05 | 2016-06-20 | トムソン ライセンシングThomson Licensing | 没入型オーディオの残響音場を管理する方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2536682A1 (de) * | 1974-08-29 | 1976-05-20 | Dolby Laboratories Inc | Verfahren und schaltungsanordnung fuer die stereophone tonwiedergabe |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4937601A (ja) * | 1972-08-07 | 1974-04-08 | ||
GB1510385A (en) * | 1974-12-16 | 1978-05-10 | Mosely J | Surround sound system |
-
1978
- 1978-10-10 GB GB7839937A patent/GB2006583B/en not_active Expired
- 1978-10-13 JP JP12521578A patent/JPS5462801A/ja active Granted
- 1978-10-13 CA CA313,336A patent/CA1100881A/en not_active Expired
- 1978-10-16 FR FR7829397A patent/FR2406368A1/fr active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2536682A1 (de) * | 1974-08-29 | 1976-05-20 | Dolby Laboratories Inc | Verfahren und schaltungsanordnung fuer die stereophone tonwiedergabe |
Also Published As
Publication number | Publication date |
---|---|
CA1100881A (en) | 1981-05-12 |
FR2406368B1 (ja) | 1983-08-12 |
GB2006583A (en) | 1979-05-02 |
JPS5462801A (en) | 1979-05-21 |
GB2006583B (en) | 1982-04-28 |
JPH0343839B2 (ja) | 1991-07-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |