JPS5543320B2 - - Google Patents
Info
- Publication number
- JPS5543320B2 JPS5543320B2 JP10274373A JP10274373A JPS5543320B2 JP S5543320 B2 JPS5543320 B2 JP S5543320B2 JP 10274373 A JP10274373 A JP 10274373A JP 10274373 A JP10274373 A JP 10274373A JP S5543320 B2 JPS5543320 B2 JP S5543320B2
- 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.)
- Expired
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)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28882972A | 1972-09-13 | 1972-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4994301A JPS4994301A (is) | 1974-09-07 |
| JPS5543320B2 true JPS5543320B2 (is) | 1980-11-05 |
Family
ID=23108816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10274373A Expired JPS5543320B2 (is) | 1972-09-13 | 1973-09-13 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5543320B2 (is) |
| DE (1) | DE2346184A1 (is) |
| GB (1) | GB1427206A (is) |
-
1973
- 1973-09-11 GB GB4269773A patent/GB1427206A/en not_active Expired
- 1973-09-13 DE DE19732346184 patent/DE2346184A1/de not_active Ceased
- 1973-09-13 JP JP10274373A patent/JPS5543320B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2346184A1 (de) | 1974-03-28 |
| GB1427206A (en) | 1976-03-10 |
| JPS4994301A (is) | 1974-09-07 |