FR1420658A - Système d'antenne - Google Patents
Système d'antenneInfo
- Publication number
- FR1420658A FR1420658A FR996983A FR996983A FR1420658A FR 1420658 A FR1420658 A FR 1420658A FR 996983 A FR996983 A FR 996983A FR 996983 A FR996983 A FR 996983A FR 1420658 A FR1420658 A FR 1420658A
- Authority
- FR
- France
- Prior art keywords
- antenna system
- antenna
- 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
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
- H01Q19/191—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 wherein the primary active element uses one or more deflecting surfaces, e.g. beam waveguide feeds
-
- 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
- H01Q19/02—Details
- H01Q19/021—Means for reducing undesirable effects
- H01Q19/025—Means for reducing undesirable effects for optimizing the matching of the primary feed, e.g. vertex plates
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR996983A FR1420658A (fr) | 1963-12-16 | 1964-12-01 | Système d'antenne |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US330701A US3241147A (en) | 1963-12-16 | 1963-12-16 | Antenna utilizing intermediate cuspate reflector to couple energy from feed to main reflector |
FR996983A FR1420658A (fr) | 1963-12-16 | 1964-12-01 | Système d'antenne |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1420658A true FR1420658A (fr) | 1965-12-10 |
Family
ID=26211466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR996983A Expired FR1420658A (fr) | 1963-12-16 | 1964-12-01 | Système d'antenne |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1420658A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2540297A1 (fr) * | 1983-01-28 | 1984-08-03 | Thomson Csf | Antenne micro-onde a deux reflecteurs |
-
1964
- 1964-12-01 FR FR996983A patent/FR1420658A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2540297A1 (fr) * | 1983-01-28 | 1984-08-03 | Thomson Csf | Antenne micro-onde a deux reflecteurs |
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