DE69023878T2 - Raumgespeiste, phasengesteuerte Gruppenantenne mit Phasenschiebern für zwei Signalwege. - Google Patents
Raumgespeiste, phasengesteuerte Gruppenantenne mit Phasenschiebern für zwei Signalwege.Info
- Publication number
- DE69023878T2 DE69023878T2 DE69023878T DE69023878T DE69023878T2 DE 69023878 T2 DE69023878 T2 DE 69023878T2 DE 69023878 T DE69023878 T DE 69023878T DE 69023878 T DE69023878 T DE 69023878T DE 69023878 T2 DE69023878 T2 DE 69023878T2
- Authority
- DE
- Germany
- Prior art keywords
- phase
- fed
- room
- signal paths
- group antenna
- 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
- 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
- H01Q3/44—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 electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
- H01Q3/46—Active lenses or reflecting arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0018—Space- fed arrays
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/422,170 US4983982A (en) | 1989-10-16 | 1989-10-16 | Space fed phased array antenna with dual phase shifter |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69023878D1 DE69023878D1 (de) | 1996-01-11 |
DE69023878T2 true DE69023878T2 (de) | 1996-06-27 |
Family
ID=23673687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69023878T Expired - Fee Related DE69023878T2 (de) | 1989-10-16 | 1990-10-03 | Raumgespeiste, phasengesteuerte Gruppenantenne mit Phasenschiebern für zwei Signalwege. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4983982A (de) |
EP (1) | EP0423972B1 (de) |
JP (1) | JP3118247B2 (de) |
DE (1) | DE69023878T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5115243A (en) * | 1991-04-16 | 1992-05-19 | General Electric Co. | Radar system with active array antenna, beam multiplex control and pulse integration control responsive to azimuth angle |
US5115244A (en) * | 1991-04-16 | 1992-05-19 | General Electric Company | Radar system with active array antenna, elevation-responsive PRF control, and pulse integration control responsive to azimuth angle |
US5103233A (en) * | 1991-04-16 | 1992-04-07 | General Electric Co. | Radar system with elevation-responsive PRF control, beam multiplex control, and pulse integration control responsive to azimuth angle |
US5128683A (en) * | 1991-04-16 | 1992-07-07 | General Electric Company | Radar system with active array antenna, elevation-responsive PRF control, and beam multiplex control |
JPH0552207U (ja) * | 1991-12-24 | 1993-07-13 | ヤンマーディーゼル株式会社 | バーチカルエンジンのオイルパン構造 |
EP1889327B1 (de) * | 2005-06-09 | 2014-06-11 | MacDonald, Dettwiler and Associates Ltd. | Aktiv-phasengruppenantennensystem mit raumspeisung und geringem gewicht |
US8988279B2 (en) | 2012-01-13 | 2015-03-24 | Raytheon Company | Antenna sidelobe reduction using phase only control |
US10566692B2 (en) | 2017-01-30 | 2020-02-18 | Verizon Patent And Licensing Inc. | Optically controlled meta-material phased array antenna system |
CN112526512B (zh) * | 2020-11-23 | 2022-07-22 | 电子科技大学 | 大功率大口径宽带毫米波空馈相控阵雷达系统及成像方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3305867A (en) * | 1963-11-05 | 1967-02-21 | Raytheon Co | Antenna array system |
US3569974A (en) * | 1967-12-26 | 1971-03-09 | Raytheon Co | Dual polarization microwave energy phase shifter for phased array antenna systems |
US3588901A (en) * | 1969-07-17 | 1971-06-28 | Westinghouse Electric Corp | Miniaturized ferrite phase shifters for electronically steered antenna arrays |
US3922680A (en) * | 1974-08-28 | 1975-11-25 | Us Army | Space feed receiver array |
US3982213A (en) * | 1975-04-16 | 1976-09-21 | United Technologies Corporation | Monolithic reciprocal latching ferrite phase shifter |
US4388626A (en) * | 1981-03-05 | 1983-06-14 | Bell Telephone Laboratories, Incorporated | Phased array antennas using frequency multiplication for reduced numbers of phase shifters |
US4488155A (en) * | 1982-07-30 | 1984-12-11 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method and apparatus for self-calibration and phasing of array antenna |
US4588994A (en) * | 1982-10-18 | 1986-05-13 | Hughes Aircraft Company | Continuous ferrite aperture for electronic scanning antennas |
US4724441A (en) * | 1986-05-23 | 1988-02-09 | Ball Corporation | Transmit/receive module for phased array antenna system |
US4791421A (en) * | 1986-09-10 | 1988-12-13 | Westinghouse Electric Corp. | Transmit-receive module for phased-array antennas |
-
1989
- 1989-10-16 US US07/422,170 patent/US4983982A/en not_active Expired - Lifetime
-
1990
- 1990-10-03 DE DE69023878T patent/DE69023878T2/de not_active Expired - Fee Related
- 1990-10-03 EP EP90310794A patent/EP0423972B1/de not_active Expired - Lifetime
- 1990-10-16 JP JP02277565A patent/JP3118247B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0423972A3 (en) | 1991-12-27 |
DE69023878D1 (de) | 1996-01-11 |
EP0423972B1 (de) | 1995-11-29 |
EP0423972A2 (de) | 1991-04-24 |
JPH03140002A (ja) | 1991-06-14 |
US4983982A (en) | 1991-01-08 |
JP3118247B2 (ja) | 2000-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |