FR2490883B1 - - Google Patents
Info
- Publication number
- FR2490883B1 FR2490883B1 FR8020296A FR8020296A FR2490883B1 FR 2490883 B1 FR2490883 B1 FR 2490883B1 FR 8020296 A FR8020296 A FR 8020296A FR 8020296 A FR8020296 A FR 8020296A FR 2490883 B1 FR2490883 B1 FR 2490883B1
- 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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020296A FR2490883A1 (fr) | 1980-09-22 | 1980-09-22 | Antenne legere, notamment pour radar, procede pour sa fabrication, et installation s'y rapportant |
| DE8181401248T DE3168774D1 (en) | 1980-09-22 | 1981-07-31 | Light antenna, especially for a radar, manufacturing process therefor and equipment using it |
| EP19810401248 EP0048639B1 (fr) | 1980-09-22 | 1981-07-31 | Antenne légère, notamment pour radar, procédé pour sa fabrication, et installation s'y rapportant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020296A FR2490883A1 (fr) | 1980-09-22 | 1980-09-22 | Antenne legere, notamment pour radar, procede pour sa fabrication, et installation s'y rapportant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2490883A1 FR2490883A1 (fr) | 1982-03-26 |
| FR2490883B1 true FR2490883B1 (enExample) | 1984-12-21 |
Family
ID=9246143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8020296A Granted FR2490883A1 (fr) | 1980-09-22 | 1980-09-22 | Antenne legere, notamment pour radar, procede pour sa fabrication, et installation s'y rapportant |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0048639B1 (enExample) |
| DE (1) | DE3168774D1 (enExample) |
| FR (1) | FR2490883A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0569016B1 (en) * | 1992-05-07 | 1996-09-25 | Hughes Aircraft Company | Molded plastic microwave antenna |
| DE10057441B4 (de) * | 2000-11-20 | 2014-02-13 | Vega Grieshaber Kg | Hornantenne für ein Radargerät |
| US6483476B2 (en) | 2000-12-07 | 2002-11-19 | Telex Communications, Inc. | One-piece Yagi-Uda antenna and process for making the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3324474A (en) * | 1964-09-18 | 1967-06-06 | Gen Dynamics Corp | Rotatable horn antenna with feed moveable out of horn to form omnidirectional antenna |
| FR2085161B1 (enExample) * | 1969-11-19 | 1973-12-21 | Sfim | |
| US3750185A (en) * | 1972-01-18 | 1973-07-31 | Westinghouse Electric Corp | Dipole antenna array |
| DE2601494A1 (de) * | 1975-01-28 | 1976-07-29 | Plessey Handel Investment Ag | Verfahren zur herstellung einer funkantenne |
-
1980
- 1980-09-22 FR FR8020296A patent/FR2490883A1/fr active Granted
-
1981
- 1981-07-31 EP EP19810401248 patent/EP0048639B1/fr not_active Expired
- 1981-07-31 DE DE8181401248T patent/DE3168774D1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2490883A1 (fr) | 1982-03-26 |
| EP0048639B1 (fr) | 1985-02-06 |
| EP0048639A1 (fr) | 1982-03-31 |
| DE3168774D1 (en) | 1985-03-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| DL | Decision of the director general to leave to make available licences of right | ||
| ST | Notification of lapse |