ES2079458T3 - Sistema de distribucion de señales de muy alta frecuencia. - Google Patents
Sistema de distribucion de señales de muy alta frecuencia.Info
- Publication number
- ES2079458T3 ES2079458T3 ES90403390T ES90403390T ES2079458T3 ES 2079458 T3 ES2079458 T3 ES 2079458T3 ES 90403390 T ES90403390 T ES 90403390T ES 90403390 T ES90403390 T ES 90403390T ES 2079458 T3 ES2079458 T3 ES 2079458T3
- Authority
- ES
- Spain
- Prior art keywords
- high frequency
- distribution system
- frequency signal
- signal distribution
- signals
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
- Transplanting Machines (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Amplifiers (AREA)
- Amplitude Modulation (AREA)
- Time-Division Multiplex Systems (AREA)
- Noise Elimination (AREA)
- Details Of Television Systems (AREA)
- Transmitters (AREA)
- Superheterodyne Receivers (AREA)
Abstract
LA INVENCION CONSISTE EN UN SISTEMA DE DISTRIBUCION DE SEÑALES A ALTA FRECUENCIA. ESTE SISTEMA COMPRENDE LA UTILIZACION DE UNA DOBLE CONVERSION DE FRECUENCIA CON EL FIN DE ELIMINAR NOTABLEMENTE LAS SEÑALES PARASITARIAS. PARTICULARMENTE APLICABLE A LA DISTRIBUCION DE SEÑALES AUDIOVIDEO PROCEDENTES DE SATELITES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8915969A FR2655506B1 (fr) | 1989-12-04 | 1989-12-04 | Systeme de distribution de signaux a tres haute frequence. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2079458T3 true ES2079458T3 (es) | 1996-01-16 |
Family
ID=9388104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90403390T Expired - Lifetime ES2079458T3 (es) | 1989-12-04 | 1990-11-29 | Sistema de distribucion de señales de muy alta frecuencia. |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0438934B1 (es) |
JP (1) | JPH04151990A (es) |
KR (1) | KR950014650B1 (es) |
AT (1) | ATE127993T1 (es) |
DE (1) | DE69022389T2 (es) |
DK (1) | DK0438934T3 (es) |
ES (1) | ES2079458T3 (es) |
FR (1) | FR2655506B1 (es) |
GR (1) | GR3018210T3 (es) |
IE (1) | IE67876B1 (es) |
PT (1) | PT96063B (es) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61126878A (ja) * | 1984-11-22 | 1986-06-14 | Maspro Denkoh Corp | 変調器 |
US4747160A (en) * | 1987-03-13 | 1988-05-24 | Suite 12 Group | Low power multi-function cellular television system |
-
1989
- 1989-12-04 FR FR8915969A patent/FR2655506B1/fr not_active Expired - Lifetime
-
1990
- 1990-11-29 AT AT90403390T patent/ATE127993T1/de active
- 1990-11-29 EP EP90403390A patent/EP0438934B1/fr not_active Expired - Lifetime
- 1990-11-29 ES ES90403390T patent/ES2079458T3/es not_active Expired - Lifetime
- 1990-11-29 DK DK90403390.9T patent/DK0438934T3/da active
- 1990-11-29 DE DE69022389T patent/DE69022389T2/de not_active Expired - Fee Related
- 1990-12-03 IE IE434390A patent/IE67876B1/en not_active IP Right Cessation
- 1990-12-03 PT PT96063A patent/PT96063B/pt not_active IP Right Cessation
- 1990-12-04 JP JP2403988A patent/JPH04151990A/ja active Pending
- 1990-12-04 KR KR1019900019846A patent/KR950014650B1/ko not_active IP Right Cessation
-
1995
- 1995-11-27 GR GR950403324T patent/GR3018210T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
KR950014650B1 (ko) | 1995-12-11 |
DK0438934T3 (da) | 1996-02-05 |
KR910013940A (ko) | 1991-08-08 |
DE69022389T2 (de) | 1996-04-04 |
EP0438934B1 (fr) | 1995-09-13 |
EP0438934A3 (en) | 1991-08-07 |
DE69022389D1 (de) | 1995-10-19 |
PT96063B (pt) | 1998-08-31 |
IE67876B1 (en) | 1996-05-01 |
FR2655506A1 (fr) | 1991-06-07 |
PT96063A (pt) | 1992-08-31 |
ATE127993T1 (de) | 1995-09-15 |
EP0438934A2 (fr) | 1991-07-31 |
FR2655506B1 (fr) | 1992-02-21 |
JPH04151990A (ja) | 1992-05-25 |
GR3018210T3 (en) | 1996-02-29 |
IE904343A1 (en) | 1991-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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