JPS4944884B1 - - Google Patents
Info
- Publication number
- JPS4944884B1 JPS4944884B1 JP46048674A JP4867471A JPS4944884B1 JP S4944884 B1 JPS4944884 B1 JP S4944884B1 JP 46048674 A JP46048674 A JP 46048674A JP 4867471 A JP4867471 A JP 4867471A JP S4944884 B1 JPS4944884 B1 JP S4944884B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMSÂ
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00992—Circuits for stereophonic or quadraphonic recording or reproducing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (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)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46048674A JPS4944884B1 (de) | 1971-07-02 | 1971-07-02 | |
GB3069772A GB1388190A (en) | 1971-07-02 | 1972-06-30 | Multi-directional sound system |
US00268726A US3777076A (en) | 1971-07-02 | 1972-07-03 | Multi-directional sound system |
DE2232580A DE2232580C3 (de) | 1971-07-02 | 1972-07-03 | Verfahren zur multiphonen Schallaufzeichnungs- und/oder -wiedergabe |
US05/534,850 USRE29171E (en) | 1971-07-02 | 1974-12-20 | Multi-directional sound system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46048674A JPS4944884B1 (de) | 1971-07-02 | 1971-07-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4944884B1 true JPS4944884B1 (de) | 1974-11-30 |
Family
ID=12809857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP46048674A Pending JPS4944884B1 (de) | 1971-07-02 | 1971-07-02 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3777076A (de) |
JP (1) | JPS4944884B1 (de) |
DE (1) | DE2232580C3 (de) |
GB (1) | GB1388190A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1447392A (en) * | 1972-08-17 | 1976-08-25 | Nagamura F | Recording apparatus |
JPS5246681B2 (de) * | 1972-12-29 | 1977-11-26 | ||
US3890466A (en) * | 1973-02-01 | 1975-06-17 | Cbs Inc | Encoders for quadraphonic sound system |
US6118876A (en) * | 1995-09-07 | 2000-09-12 | Rep Investment Limited Liability Company | Surround sound speaker system for improved spatial effects |
US5708719A (en) * | 1995-09-07 | 1998-01-13 | Rep Investment Limited Liability Company | In-home theater surround sound speaker system |
US5930370A (en) * | 1995-09-07 | 1999-07-27 | Rep Investment Limited Liability | In-home theater surround sound speaker system |
US9697844B2 (en) * | 2006-05-17 | 2017-07-04 | Creative Technology Ltd | Distributed spatial audio decoder |
US8379868B2 (en) * | 2006-05-17 | 2013-02-19 | Creative Technology Ltd | Spatial audio coding based on universal spatial cues |
US8374365B2 (en) * | 2006-05-17 | 2013-02-12 | Creative Technology Ltd | Spatial audio analysis and synthesis for binaural reproduction and format conversion |
-
1971
- 1971-07-02 JP JP46048674A patent/JPS4944884B1/ja active Pending
-
1972
- 1972-06-30 GB GB3069772A patent/GB1388190A/en not_active Expired
- 1972-07-03 US US00268726A patent/US3777076A/en not_active Expired - Lifetime
- 1972-07-03 DE DE2232580A patent/DE2232580C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2232580C3 (de) | 1980-08-28 |
US3777076A (en) | 1973-12-04 |
DE2232580A1 (de) | 1973-01-18 |
DE2232580B2 (de) | 1979-12-20 |
GB1388190A (en) | 1975-03-26 |