JPS4948302A - - Google Patents
Info
- Publication number
- JPS4948302A JPS4948302A JP4657173A JP4657173A JPS4948302A JP S4948302 A JPS4948302 A JP S4948302A JP 4657173 A JP4657173 A JP 4657173A JP 4657173 A JP4657173 A JP 4657173A JP S4948302 A JPS4948302 A JP S4948302A
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Control Of Amplification And Gain Control (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK199772 | 1972-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4948302A true JPS4948302A (hu) | 1974-05-10 |
Family
ID=8109330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4657173A Pending JPS4948302A (hu) | 1972-04-24 | 1973-04-24 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS4948302A (hu) |
| DE (1) | DE2319639A1 (hu) |
-
1973
- 1973-04-18 DE DE19732319639 patent/DE2319639A1/de active Pending
- 1973-04-24 JP JP4657173A patent/JPS4948302A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2319639A1 (de) | 1973-11-08 |