CH562546A5 - - Google Patents
Info
- Publication number
- CH562546A5 CH562546A5 CH199674A CH199674A CH562546A5 CH 562546 A5 CH562546 A5 CH 562546A5 CH 199674 A CH199674 A CH 199674A CH 199674 A CH199674 A CH 199674A CH 562546 A5 CH562546 A5 CH 562546A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Television Receiver Circuits (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00339095A US3857997A (en) | 1973-03-08 | 1973-03-08 | Cable converter with phase lock loop techniques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH562546A5 true CH562546A5 (fi) | 1975-05-30 |
Family
ID=23327484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH199674A CH562546A5 (fi) | 1973-03-08 | 1974-02-13 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3857997A (fi) |
| BE (1) | BE811656A (fi) |
| CA (1) | CA997854A (fi) |
| CH (1) | CH562546A5 (fi) |
| FR (1) | FR2220951B3 (fi) |
| GB (1) | GB1407575A (fi) |
| NL (1) | NL7402656A (fi) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4034402A (en) * | 1974-07-01 | 1977-07-05 | Hughes Aircraft Company | Video scrambling system |
| US4233874A (en) * | 1978-03-25 | 1980-11-18 | Nippon Gakki Seizo Kabushiki Kaisha | Frequency conversion system of tone signal produced by electrically picking up mechanical vibration of musical instrument |
| DE3125767A1 (de) * | 1980-07-05 | 1982-06-09 | Communications Patents Ltd., London | Kabelfernsehsystem |
| US4491983A (en) * | 1981-05-14 | 1985-01-01 | Times Fiber Communications, Inc. | Information distribution system |
| GB2100932B (en) * | 1981-06-18 | 1986-06-11 | Charles Edward Cooper | Antenna. |
| USRE33189E (en) * | 1981-11-19 | 1990-03-27 | Communications Satellite Corporation | Security system for SSTV encryption |
| FR2566609A1 (fr) * | 1984-06-20 | 1985-12-27 | Cedepe Sa | Dispositif pour la distribution par cable d'une emission a des recepteurs raccordes a ce cable |
| US5621793A (en) * | 1995-05-05 | 1997-04-15 | Rubin, Bednarek & Associates, Inc. | TV set top box using GPS |
| US6108365A (en) * | 1995-05-05 | 2000-08-22 | Philip A. Rubin And Associates, Inc. | GPS data access system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2498242A (en) * | 1945-03-23 | 1950-02-21 | Westinghouse Electric Corp | Control system |
| US2961533A (en) * | 1959-04-13 | 1960-11-22 | Collins Radio Co | Synchronizing frequency control system |
| US3387082A (en) * | 1963-12-23 | 1968-06-04 | Hazeltine Research Inc | Pay television audience survey and billing system |
-
1973
- 1973-03-08 US US00339095A patent/US3857997A/en not_active Expired - Lifetime
-
1974
- 1974-01-22 CA CA190,712A patent/CA997854A/en not_active Expired
- 1974-02-01 GB GB481974A patent/GB1407575A/en not_active Expired
- 1974-02-06 FR FR7404008A patent/FR2220951B3/fr not_active Expired
- 1974-02-13 CH CH199674A patent/CH562546A5/xx not_active IP Right Cessation
- 1974-02-27 BE BE141464A patent/BE811656A/xx unknown
- 1974-02-27 NL NL7402656A patent/NL7402656A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3857997A (en) | 1974-12-31 |
| FR2220951B3 (fi) | 1976-11-26 |
| NL7402656A (fi) | 1974-09-10 |
| BE811656A (fr) | 1974-06-17 |
| CA997854A (en) | 1976-09-28 |
| FR2220951A1 (fi) | 1974-10-04 |
| GB1407575A (en) | 1975-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |