DE1912565A1 - Radioantenne mit richtbarer Strahlungskeule - Google Patents
Radioantenne mit richtbarer StrahlungskeuleInfo
- Publication number
- DE1912565A1 DE1912565A1 DE19691912565 DE1912565A DE1912565A1 DE 1912565 A1 DE1912565 A1 DE 1912565A1 DE 19691912565 DE19691912565 DE 19691912565 DE 1912565 A DE1912565 A DE 1912565A DE 1912565 A1 DE1912565 A1 DE 1912565A1
- Authority
- DE
- Germany
- Prior art keywords
- reflector
- head
- antenna
- waves
- small
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 10
- 230000004075 alteration Effects 0.000 description 4
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000026058 directional locomotion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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
Landscapes
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR143418 | 1968-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1912565A1 true DE1912565A1 (de) | 1970-10-01 |
Family
ID=8647340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691912565 Pending DE1912565A1 (de) | 1968-03-12 | 1969-03-12 | Radioantenne mit richtbarer Strahlungskeule |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3641577A (enrdf_load_stackoverflow) |
| DE (1) | DE1912565A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1569747A (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5028148B1 (enrdf_load_stackoverflow) * | 1969-11-28 | 1975-09-12 | ||
| US4062018A (en) * | 1973-12-21 | 1977-12-06 | Kokusai Denshin Denwa Kabushiki Kaisha | Scanning antenna with moveable beam waveguide feed and defocusing adjustment |
| FR2265190B1 (enrdf_load_stackoverflow) * | 1974-03-19 | 1978-01-06 | Thomson Csf | |
| US3939480A (en) * | 1974-09-17 | 1976-02-17 | The United States Of America As Represented By The Secretary Of The Navy | Level and cross-level stabilization technique for search radar antennas |
| DE2628713C2 (de) * | 1976-06-25 | 1987-02-05 | Siemens AG, 1000 Berlin und 8000 München | Rotationssymmetrische Zweispiegelantenne |
| US4274098A (en) * | 1980-03-07 | 1981-06-16 | The United States Of America As Represented By The Secretary Of The Air Force | Loss-free scanning antenna |
| US4435714A (en) | 1980-12-29 | 1984-03-06 | Ford Aerospace & Communications Corp. | Grating lobe eliminator |
| US4535338A (en) * | 1982-05-10 | 1985-08-13 | At&T Bell Laboratories | Multibeam antenna arrangement |
| US5247843A (en) * | 1990-09-19 | 1993-09-28 | Scientific-Atlanta, Inc. | Apparatus and methods for simulating electromagnetic environments |
| US5459475A (en) * | 1993-12-22 | 1995-10-17 | Center For Innovative Technology | Wide scanning spherical antenna |
| US7733282B2 (en) * | 2005-03-18 | 2010-06-08 | Mostafa M. Kharadly | Reflector antenna |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2609505A (en) * | 1944-06-17 | 1952-09-02 | Pippard Alfred Brian | Aerial system |
| US2677056A (en) * | 1950-07-28 | 1954-04-27 | Elliott Brothers London Ltd | Aerial system |
| US2976533A (en) * | 1954-11-12 | 1961-03-21 | Zenith Radio Corp | Radio astronomy antenna having spherical reflector formed integral with earth's surface |
| US2986734A (en) * | 1958-07-02 | 1961-05-30 | Mini Of Supply | Electromagnetic wave lens and mirror systems |
| US2975419A (en) * | 1959-10-13 | 1961-03-14 | Newell H Brown | Microwave antenna reflector system for scanning by displacement of focal image |
| NL272152A (enrdf_load_stackoverflow) * | 1960-12-27 | |||
| FR1368820A (fr) * | 1963-06-14 | 1964-08-07 | Csf | Aérien de hautes performances |
| US3241147A (en) * | 1963-12-16 | 1966-03-15 | Bell Telephone Labor Inc | Antenna utilizing intermediate cuspate reflector to couple energy from feed to main reflector |
| US3383692A (en) * | 1965-01-07 | 1968-05-14 | Whittaker Corp | Main dish with adjustable subreflector |
| US3534373A (en) * | 1968-03-22 | 1970-10-13 | North American Rockwell | Spherical reflector antenna with waveguide line feed |
-
1968
- 1968-03-12 FR FR143418A patent/FR1569747A/fr not_active Expired
-
1969
- 1969-03-12 DE DE19691912565 patent/DE1912565A1/de active Pending
- 1969-03-12 US US806458A patent/US3641577A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1569747A (enrdf_load_stackoverflow) | 1969-06-06 |
| US3641577A (en) | 1972-02-08 |
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