NL6710368A - - Google Patents
Info
- Publication number
- NL6710368A NL6710368A NL6710368A NL6710368A NL6710368A NL 6710368 A NL6710368 A NL 6710368A NL 6710368 A NL6710368 A NL 6710368A NL 6710368 A NL6710368 A NL 6710368A NL 6710368 A NL6710368 A NL 6710368A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
- H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEE0032224 | 1966-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6710368A true NL6710368A (de) | 1968-02-06 |
Family
ID=7075498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6710368A NL6710368A (de) | 1966-08-05 | 1967-07-27 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3518686A (de) |
| DE (1) | DE1591106A1 (de) |
| GB (1) | GB1163156A (de) |
| NL (1) | NL6710368A (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3737909A (en) * | 1970-06-18 | 1973-06-05 | Radiation Inc | Parabolic antenna system having high-illumination and spillover efficiencies |
| US3995275A (en) * | 1973-07-12 | 1976-11-30 | Mitsubishi Denki Kabushiki Kaisha | Reflector antenna having main and subreflector of diverse curvature |
| DE2345222C3 (de) * | 1973-09-07 | 1981-05-14 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Reflektorantenne |
| DE2628713C2 (de) * | 1976-06-25 | 1987-02-05 | Siemens AG, 1000 Berlin und 8000 München | Rotationssymmetrische Zweispiegelantenne |
| EP0030272A1 (de) * | 1979-11-19 | 1981-06-17 | Siemens-Albis Aktiengesellschaft | Cassegrain-Antenne |
| GB2331185B (en) * | 1983-03-05 | 1999-09-22 | Emi Ltd | Antenna arrangement |
| US5182569A (en) * | 1988-09-23 | 1993-01-26 | Alcatel N.V. | Antenna having a circularly symmetrical reflector |
| FR2637130B1 (fr) * | 1988-09-23 | 1991-05-31 | Alcatel Transmission | Antenne a optique cassegrain a haut rendement |
| RU2520914C2 (ru) * | 2011-10-19 | 2014-06-27 | Общество с ограниченной ответственностью "Научный центр прикладной электродинамики" | Усилительная линза двухзеркальной антенны |
| RU2474934C1 (ru) * | 2011-11-23 | 2013-02-10 | Российская Федерация, от имени которой выступает Министерство обороны РФ | Двухзеркальная антенна |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB901005A (en) * | 1959-05-18 | 1962-07-11 | Tesla Np | Improvements in or relating to a parabolic reflector antenna for waves polarized in two directions |
| US3116486A (en) * | 1961-12-29 | 1963-12-31 | Anton M Johnson | Luneberg lens system |
| US3430244A (en) * | 1964-11-25 | 1969-02-25 | Radiation Inc | Reflector antennas |
-
1966
- 1966-08-05 DE DE19661591106 patent/DE1591106A1/de active Pending
-
1967
- 1967-07-27 NL NL6710368A patent/NL6710368A/xx unknown
- 1967-07-31 GB GB35101/67A patent/GB1163156A/en not_active Expired
- 1967-08-04 US US658399A patent/US3518686A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1591106A1 (de) | 1969-07-17 |
| GB1163156A (en) | 1969-09-04 |
| US3518686A (en) | 1970-06-30 |