FR2081108B2 - - Google Patents
Info
- Publication number
- FR2081108B2 FR2081108B2 FR7007980A FR7007980A FR2081108B2 FR 2081108 B2 FR2081108 B2 FR 2081108B2 FR 7007980 A FR7007980 A FR 7007980A FR 7007980 A FR7007980 A FR 7007980A FR 2081108 B2 FR2081108 B2 FR 2081108B2
- 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
- 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
- H01Q19/12—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 wherein the surfaces are concave
- H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
-
- 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
- H01Q19/06—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 refracting or diffracting devices, e.g. lens
- H01Q19/08—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 refracting or diffracting devices, e.g. lens for modifying the radiation pattern of a radiating horn in which it is located
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/01—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the shape of the antenna or antenna system
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7007980A FR2081108B2 (fr) | 1969-12-10 | 1970-03-05 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6942785A FR2069937B1 (fr) | 1969-12-10 | 1969-12-10 | |
FR7007980A FR2081108B2 (fr) | 1969-12-10 | 1970-03-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2081108A2 FR2081108A2 (fr) | 1971-12-03 |
FR2081108B2 true FR2081108B2 (fr) | 1974-02-22 |
Family
ID=26215420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7007980A Expired FR2081108B2 (fr) | 1969-12-10 | 1970-03-05 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2081108B2 (fr) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE71710C (de) * | CH. F. CROWELL, F. DOANE und M. L. SE-VERY in Boston, Mass., 31 Milk Street; Ver | Strahlen brechende oder zurückwerfende gekrümmte Körper, .deren Krümmung durch Gas- oder Flüssigkeitsdruck hergestellt ist | ||
BE485089A (fr) * | ||||
GB258325A (en) * | 1925-06-15 | 1926-09-15 | Frank Bowley Mitchell | Improvements in optical lenses and the like |
DE936299C (de) * | 1951-12-13 | 1955-12-07 | August Klumpp | Linse oder Brennspiegel mit beliebig veraenderlicher Brennweite und Verfahren zu ihrer Herstellung |
DE1096071B (de) * | 1957-05-22 | 1960-12-29 | Dr Otto Pott | Brille mit veraenderlicher Sehweite |
US3410628A (en) * | 1964-09-21 | 1968-11-12 | Bell Telephone Labor Inc | Gas lens using two gases having unequal refractive indices |
US3434138A (en) * | 1966-07-15 | 1969-03-18 | Us Navy | Radiating horn antenna with sound modulated lens |
-
1970
- 1970-03-05 FR FR7007980A patent/FR2081108B2/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2081108A2 (fr) | 1971-12-03 |