DE59309507D1 - Round search radar antenna in flat design - Google Patents
Round search radar antenna in flat designInfo
- Publication number
- DE59309507D1 DE59309507D1 DE59309507T DE59309507T DE59309507D1 DE 59309507 D1 DE59309507 D1 DE 59309507D1 DE 59309507 T DE59309507 T DE 59309507T DE 59309507 T DE59309507 T DE 59309507T DE 59309507 D1 DE59309507 D1 DE 59309507D1
- Authority
- DE
- Germany
- Prior art keywords
- radar antenna
- flat design
- search radar
- round search
- round
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/064—Two dimensional planar arrays using horn or slot aerials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/02—Waveguide horns
- H01Q13/025—Multimode horn antennas; Horns using higher mode of propagation
- H01Q13/0258—Orthomode horns
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
- H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4217091 | 1992-05-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59309507D1 true DE59309507D1 (en) | 1999-05-20 |
Family
ID=6459558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59309507T Expired - Fee Related DE59309507D1 (en) | 1992-05-22 | 1993-05-14 | Round search radar antenna in flat design |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0570863B1 (en) |
DE (1) | DE59309507D1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19608622A1 (en) * | 1996-03-06 | 1997-09-11 | Sel Alcatel Ag | Aerial system with two aerials |
US6034647A (en) * | 1998-01-13 | 2000-03-07 | Raytheon Company | Boxhorn array architecture using folded junctions |
US7948443B2 (en) | 2008-01-23 | 2011-05-24 | The Boeing Company | Structural feed aperture for space based phased array antennas |
DE102014208389A1 (en) * | 2014-05-06 | 2015-11-12 | Robert Bosch Gmbh | Antenna device for a vehicle |
CN111463573B (en) * | 2020-04-21 | 2021-03-05 | 上海航天电子通讯设备研究所 | Dual-band high-isolation wide-angle scanning composite aperture array antenna |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5443659A (en) * | 1977-09-13 | 1979-04-06 | Tech Res & Dev Inst Of Japan Def Agency | Antenna unit |
GB2058468B (en) * | 1979-08-23 | 1983-10-12 | Marconi Co Ltd | Dual frequency aerial feed arrangement |
WO1989009501A1 (en) * | 1988-03-30 | 1989-10-05 | British Satellite Broadcasting Limited | Flat plate array antenna |
DE3915048A1 (en) * | 1989-05-08 | 1990-11-15 | Siemens Ag | Electronically phase controlled antenna - has antenna elements in groups coupled to distributors with polariser switches |
JPH04234201A (en) * | 1990-08-06 | 1992-08-21 | Harry J Gould | Feeding device of electronically rotatable polarization antenna |
US5304999A (en) * | 1991-11-20 | 1994-04-19 | Electromagnetic Sciences, Inc. | Polarization agility in an RF radiator module for use in a phased array |
-
1993
- 1993-05-14 DE DE59309507T patent/DE59309507D1/en not_active Expired - Fee Related
- 1993-05-14 EP EP93107897A patent/EP0570863B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0570863B1 (en) | 1999-04-14 |
EP0570863A3 (en) | 1994-04-13 |
EP0570863A2 (en) | 1993-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: EADS DEUTSCHLAND GMBH, 80995 MUENCHEN, DE |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: EADS DEUTSCHLAND GMBH, 85521 OTTOBRUNN, DE |
|
8339 | Ceased/non-payment of the annual fee |