JPS5472939A - Microwave wide band directional antenna - Google Patents
Microwave wide band directional antennaInfo
- Publication number
- JPS5472939A JPS5472939A JP13382078A JP13382078A JPS5472939A JP S5472939 A JPS5472939 A JP S5472939A JP 13382078 A JP13382078 A JP 13382078A JP 13382078 A JP13382078 A JP 13382078A JP S5472939 A JPS5472939 A JP S5472939A
- Authority
- JP
- Japan
- Prior art keywords
- wide band
- directional antenna
- band directional
- microwave wide
- microwave
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/005—Damping of vibrations; Means for reducing wind-induced forces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- 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
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions [2D], e.g. paraboloidal
- H01Q15/161—Collapsible reflectors
- H01Q15/162—Collapsible reflectors composed of a plurality of rigid panels
-
- 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
- H01Q19/132—Horn reflector antennas; Off-set feeding
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2749443A DE2749443C3 (de) | 1977-11-04 | 1977-11-04 | Mikrowellen-Breitbandrichtfunkantenne in Muschelbauweise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5472939A true JPS5472939A (en) | 1979-06-11 |
Family
ID=6023046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13382078A Pending JPS5472939A (en) | 1977-11-04 | 1978-11-01 | Microwave wide band directional antenna |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5472939A (da) |
| AU (1) | AU4132078A (da) |
| BE (1) | BE871746A (da) |
| DE (1) | DE2749443C3 (da) |
| DK (1) | DK150555C (da) |
| FR (1) | FR2408229A1 (da) |
| GB (1) | GB2007437B (da) |
| IT (1) | IT1100056B (da) |
| NL (1) | NL182607C (da) |
| NO (1) | NO783711L (da) |
| SE (1) | SE7811412L (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8817885D0 (en) * | 1988-07-27 | 1988-09-01 | British Telecomm | Antenna |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4834437B1 (da) * | 1969-09-08 | 1973-10-20 | ||
| JPS5136854A (ja) * | 1974-09-25 | 1976-03-27 | Japan Radio Co Ltd | Senjoantenasochi |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1100099B (de) * | 1959-01-30 | 1961-02-23 | Telefunken Gmbh | Richtantenne mit einem Parabolspiegel als Reflektor |
| DE1126459B (de) * | 1961-03-14 | 1962-03-29 | Telefunken Patent | Apertur-Antennensystem zur Erzeugung eines Strahlungsdiagramms mit extrem kleinen Nebenzipfeln |
| FR2180585B1 (da) * | 1972-04-21 | 1974-12-20 | Thomson Csf | |
| US3789414A (en) * | 1972-07-19 | 1974-01-29 | E Systems Inc | Pendulum stabilization for antenna structure with padome |
| US3893123A (en) * | 1973-09-12 | 1975-07-01 | B E Ind | Combination gyro and pendulum weight stabilized platform antenna system |
| US3984837A (en) * | 1975-03-31 | 1976-10-05 | The United States Of America As Represented By The Secretary Of The Navy | Rotatable and tiltable radome with independent scan and tilt antenna |
-
1977
- 1977-11-04 DE DE2749443A patent/DE2749443C3/de not_active Expired
-
1978
- 1978-06-27 NL NLAANVRAGE7806933,A patent/NL182607C/xx not_active IP Right Cessation
- 1978-10-27 FR FR7830635A patent/FR2408229A1/fr not_active Withdrawn
- 1978-11-01 JP JP13382078A patent/JPS5472939A/ja active Pending
- 1978-11-03 BE BE191519A patent/BE871746A/xx unknown
- 1978-11-03 AU AU41320/78A patent/AU4132078A/en active Pending
- 1978-11-03 DK DK490878A patent/DK150555C/da not_active IP Right Cessation
- 1978-11-03 IT IT29396/78A patent/IT1100056B/it active
- 1978-11-03 GB GB7843219A patent/GB2007437B/en not_active Expired
- 1978-11-03 SE SE7811412A patent/SE7811412L/xx unknown
- 1978-11-03 NO NO783711A patent/NO783711L/no unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4834437B1 (da) * | 1969-09-08 | 1973-10-20 | ||
| JPS5136854A (ja) * | 1974-09-25 | 1976-03-27 | Japan Radio Co Ltd | Senjoantenasochi |
Also Published As
| Publication number | Publication date |
|---|---|
| SE7811412L (sv) | 1979-05-05 |
| GB2007437B (en) | 1982-05-19 |
| NO783711L (no) | 1979-05-07 |
| AU4132078A (en) | 1979-05-17 |
| NL7806933A (nl) | 1979-05-08 |
| DE2749443C3 (de) | 1980-06-04 |
| IT1100056B (it) | 1985-09-28 |
| GB2007437A (en) | 1979-05-16 |
| DE2749443A1 (de) | 1979-05-10 |
| NL182607C (nl) | 1988-04-05 |
| DK150555C (da) | 1988-04-05 |
| DE2749443B2 (de) | 1979-09-13 |
| IT7829396A0 (it) | 1978-11-03 |
| NL182607B (nl) | 1987-11-02 |
| DK490878A (da) | 1979-05-05 |
| BE871746A (fr) | 1979-03-01 |
| DK150555B (da) | 1987-03-23 |
| FR2408229A1 (fr) | 1979-06-01 |
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