DE69220207D1 - Gebührenfernseh-Verfahren und -System - Google Patents
Gebührenfernseh-Verfahren und -SystemInfo
- Publication number
- DE69220207D1 DE69220207D1 DE69220207T DE69220207T DE69220207D1 DE 69220207 D1 DE69220207 D1 DE 69220207D1 DE 69220207 T DE69220207 T DE 69220207T DE 69220207 T DE69220207 T DE 69220207T DE 69220207 D1 DE69220207 D1 DE 69220207D1
- Authority
- DE
- Germany
- Prior art keywords
- carrier wave
- wave signal
- frequency
- fdm
- signal
- Prior art date
- 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 - Fee Related
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
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Systems (AREA)
- Small-Scale Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9102158A NL9102158A (nl) | 1991-12-20 | 1991-12-20 | Methode en systeem ten behoeve van betaal-tv. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69220207D1 true DE69220207D1 (de) | 1997-07-10 |
DE69220207T2 DE69220207T2 (de) | 1997-11-13 |
Family
ID=19860080
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69220207T Expired - Fee Related DE69220207T2 (de) | 1991-12-20 | 1992-12-15 | Gebührenfernseh-Verfahren und -System |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0561066B1 (de) |
AT (1) | ATE154187T1 (de) |
DE (1) | DE69220207T2 (de) |
ES (1) | ES2102451T3 (de) |
NL (1) | NL9102158A (de) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB871597A (en) * | 1958-05-08 | 1961-06-28 | Rank Organisation Ltd | Improvements in or relating to television systems |
NL7416457A (nl) * | 1973-12-19 | 1975-06-23 | Indesit | Schakeling voor het verwerken van televisie- -kleursignalen. |
US3936593A (en) * | 1974-08-05 | 1976-02-03 | Gte Laboratories Incorporated | Scrambler and decoder for a television signal |
DE69014634T2 (de) * | 1989-07-20 | 1995-05-04 | Scientific Atlanta | Verfahren zur unterträgermultiplikation, die am-information in fm-systemen speichert. |
-
1991
- 1991-12-20 NL NL9102158A patent/NL9102158A/nl not_active Application Discontinuation
-
1992
- 1992-12-15 EP EP92203933A patent/EP0561066B1/de not_active Expired - Lifetime
- 1992-12-15 AT AT92203933T patent/ATE154187T1/de not_active IP Right Cessation
- 1992-12-15 ES ES92203933T patent/ES2102451T3/es not_active Expired - Lifetime
- 1992-12-15 DE DE69220207T patent/DE69220207T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE154187T1 (de) | 1997-06-15 |
NL9102158A (nl) | 1993-07-16 |
EP0561066B1 (de) | 1997-06-04 |
DE69220207T2 (de) | 1997-11-13 |
EP0561066A1 (de) | 1993-09-22 |
ES2102451T3 (es) | 1997-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |