EP0570863A3 - - Google Patents
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- Publication number
- EP0570863A3 EP0570863A3 EP19930107897 EP93107897A EP0570863A3 EP 0570863 A3 EP0570863 A3 EP 0570863A3 EP 19930107897 EP19930107897 EP 19930107897 EP 93107897 A EP93107897 A EP 93107897A EP 0570863 A3 EP0570863 A3 EP 0570863A3
- Authority
- EP
- European Patent Office
- 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.)
- Granted
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4217091 | 1992-05-22 | ||
DE4217091 | 1992-05-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0570863A2 EP0570863A2 (en) | 1993-11-24 |
EP0570863A3 true EP0570863A3 (en) | 1994-04-13 |
EP0570863B1 EP0570863B1 (en) | 1999-04-14 |
Family
ID=6459558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP93107897A Expired - Lifetime EP0570863B1 (en) | 1992-05-22 | 1993-05-14 | Surveillance radar antenna in flat configuration |
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 |
Citations (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 |
EP0024808A1 (en) * | 1979-08-23 | 1981-03-11 | The Marconi Company Limited | Dual frequency aerial feed arrangements |
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 |
EP0470786A2 (en) * | 1990-08-06 | 1992-02-12 | Harry J. Gould | Electronic rotatable polarization antenna feed apparatus |
EP0543509A2 (en) * | 1991-11-20 | 1993-05-26 | EMS Technologies, 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
Patent Citations (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 |
EP0024808A1 (en) * | 1979-08-23 | 1981-03-11 | The Marconi Company Limited | Dual frequency aerial feed arrangements |
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 |
EP0470786A2 (en) * | 1990-08-06 | 1992-02-12 | Harry J. Gould | Electronic rotatable polarization antenna feed apparatus |
EP0543509A2 (en) * | 1991-11-20 | 1993-05-26 | EMS Technologies, Inc. | Polarization agility in an RF radiator module for use in a phased array |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 3, no. 66 (E - 115) 7 June 1979 (1979-06-07) * |
Also Published As
Publication number | Publication date |
---|---|
EP0570863A2 (en) | 1993-11-24 |
EP0570863B1 (en) | 1999-04-14 |
DE59309507D1 (en) | 1999-05-20 |
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