CH591168A5 - - Google Patents
Info
- Publication number
- CH591168A5 CH591168A5 CH1287075A CH1287075A CH591168A5 CH 591168 A5 CH591168 A5 CH 591168A5 CH 1287075 A CH1287075 A CH 1287075A CH 1287075 A CH1287075 A CH 1287075A CH 591168 A5 CH591168 A5 CH 591168A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/18—Vertical disposition of the antenna
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7433529A FR2287118A1 (fr) | 1974-10-04 | 1974-10-04 | Antenne verticale a alimentation excentree et groupement d'antennes comportant une telle antenne |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH591168A5 true CH591168A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-09-15 |
Family
ID=9143773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1287075A CH591168A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-10-04 | 1975-10-03 |
Country Status (5)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4184165A (en) * | 1978-09-07 | 1980-01-15 | Stuart Electronics | Tuning system for tower antennas |
| FR2711290B1 (fr) * | 1993-10-15 | 1995-12-15 | Thomson Csf | Ensemble de radiodiffusion comportant une antenne rotative à dipôles filaires et joint rotatif conçu pour cet ensemble. |
| US5815804A (en) * | 1997-04-17 | 1998-09-29 | Motorola | Dual-band filter network |
| FR2842024B1 (fr) * | 2002-07-08 | 2004-08-27 | Telediffusion De France Tdf | Antenne d'emission en ondes hectometriques |
| FR2893466B1 (fr) * | 2005-11-17 | 2008-01-04 | Tdf Sa | Systemes d'antennes d'emission adaptatives aux conditions de propagation pour diffusion radioelectrique |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2153768A (en) * | 1936-05-09 | 1939-04-11 | Bell Telephone Labor Inc | Antenna system |
| US2118429A (en) * | 1937-04-16 | 1938-05-24 | Rca Corp | Antenna |
| US2875443A (en) * | 1954-06-21 | 1959-02-24 | Itt | Antenna |
-
1974
- 1974-10-04 FR FR7433529A patent/FR2287118A1/fr active Granted
-
1975
- 1975-10-02 US US05/619,038 patent/US4001832A/en not_active Expired - Lifetime
- 1975-10-03 DE DE19752544399 patent/DE2544399A1/de not_active Withdrawn
- 1975-10-03 GB GB40668/75A patent/GB1513880A/en not_active Expired
- 1975-10-03 CH CH1287075A patent/CH591168A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2287118A1 (fr) | 1976-04-30 |
| GB1513880A (en) | 1978-06-14 |
| US4001832A (en) | 1977-01-04 |
| DE2544399A1 (de) | 1976-04-15 |
| FR2287118B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-09-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |