FR2164920A1 - - Google Patents
Info
- Publication number
- FR2164920A1 FR2164920A1 FR7246053A FR7246053A FR2164920A1 FR 2164920 A1 FR2164920 A1 FR 2164920A1 FR 7246053 A FR7246053 A FR 7246053A FR 7246053 A FR7246053 A FR 7246053A FR 2164920 A1 FR2164920 A1 FR 2164920A1
- Authority
- FR
- France
- 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
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/86—Arrangements characterised by the broadcast information itself
- H04H20/88—Stereophonic broadcast systems
- H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7246053A FR2164920B1 (US07582779-20090901-C00044.png) | 1972-12-22 | 1972-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7246053A FR2164920B1 (US07582779-20090901-C00044.png) | 1972-12-22 | 1972-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2164920A1 true FR2164920A1 (US07582779-20090901-C00044.png) | 1973-08-03 |
| FR2164920B1 FR2164920B1 (US07582779-20090901-C00044.png) | 1978-02-10 |
Family
ID=9109228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7246053A Expired FR2164920B1 (US07582779-20090901-C00044.png) | 1972-12-22 | 1972-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2164920B1 (US07582779-20090901-C00044.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2262441A1 (US07582779-20090901-C00044.png) * | 1974-02-25 | 1975-09-19 | Sony Corp |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7205099A (US07582779-20090901-C00044.png) * | 1971-04-15 | 1972-10-17 |
-
1972
- 1972-12-22 FR FR7246053A patent/FR2164920B1/fr not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7205099A (US07582779-20090901-C00044.png) * | 1971-04-15 | 1972-10-17 |
Non-Patent Citations (2)
| Title |
|---|
| Revue US 'IEEE Transactions on Broadcasting', Vol.BC-17, No. 3, septembre 1971, pages 70 - 77, Article 'Three-Channel FM Stereo Multiplex System for Compatible Broadcasting' de HALPERN * |
| Revue US 'Journal of the Audio Engineering Society', Vol. 18, No. 2, avril 1970, page 198, article 'Time-Division Multiplex for Four-Channel FM' de COOPER * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2262441A1 (US07582779-20090901-C00044.png) * | 1974-02-25 | 1975-09-19 | Sony Corp |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2164920B1 (US07582779-20090901-C00044.png) | 1978-02-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |