FR2119799B1 - - Google Patents
Info
- Publication number
- FR2119799B1 FR2119799B1 FR7007981A FR7007981A FR2119799B1 FR 2119799 B1 FR2119799 B1 FR 2119799B1 FR 7007981 A FR7007981 A FR 7007981A FR 7007981 A FR7007981 A FR 7007981A FR 2119799 B1 FR2119799 B1 FR 2119799B1
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7007981A FR2119799B1 (en) | 1970-03-05 | 1970-03-05 | |
DE19712109638 DE2109638A1 (en) | 1970-03-05 | 1971-03-01 | Polarization selector for radio waves |
GB2319671A GB1279063A (en) | 1970-03-05 | 1971-04-19 | Polarisation selector apparatus for use with aerials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7007981A FR2119799B1 (en) | 1970-03-05 | 1970-03-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2119799A1 FR2119799A1 (en) | 1972-08-11 |
FR2119799B1 true FR2119799B1 (en) | 1974-08-09 |
Family
ID=9051763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7007981A Expired FR2119799B1 (en) | 1970-03-05 | 1970-03-05 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2109638A1 (en) |
FR (1) | FR2119799B1 (en) |
GB (1) | GB1279063A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2315241C3 (en) * | 1973-03-27 | 1983-11-24 | Siemens AG, 1000 Berlin und 8000 München | Installation in a microwave radio transmission system |
US4031488A (en) * | 1976-04-05 | 1977-06-21 | The United States Of America As Represented By The Secretary Of The Navy | Multiple polarization switch |
DE3523876C1 (en) * | 1985-07-04 | 1986-09-25 | Rohde & Schwarz GmbH & Co KG, 8000 München | Antenna changeover device |
DE19530734A1 (en) * | 1995-08-22 | 1997-02-27 | Daimler Benz Ag | Transmitter with self-synchronised planar oscillators |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3231891A (en) * | 1961-12-26 | 1966-01-25 | Canoga Electronics Corp | Multi-polarized loop antenna array electromagnetically coupled to spaced transmission line |
US3373433A (en) * | 1964-12-16 | 1968-03-12 | Sylvania Electric Prod | Dual linear/circular polarization spiral antenna |
FR1585036A (en) * | 1968-05-28 | 1970-01-09 |
-
1970
- 1970-03-05 FR FR7007981A patent/FR2119799B1/fr not_active Expired
-
1971
- 1971-03-01 DE DE19712109638 patent/DE2109638A1/en active Pending
- 1971-04-19 GB GB2319671A patent/GB1279063A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1279063A (en) | 1972-06-21 |
DE2109638A1 (en) | 1971-09-23 |
FR2119799A1 (en) | 1972-08-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |