IL97849A - משושה לכלי טיס - Google Patents
משושה לכלי טיסInfo
- Publication number
- IL97849A IL97849A IL9784991A IL9784991A IL97849A IL 97849 A IL97849 A IL 97849A IL 9784991 A IL9784991 A IL 9784991A IL 9784991 A IL9784991 A IL 9784991A IL 97849 A IL97849 A IL 97849A
- Authority
- IL
- Israel
- Prior art keywords
- antenna
- array
- elements
- antennas
- coupling
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/282—Modifying the aerodynamic properties of the vehicle, e.g. projecting type aerials
- H01Q1/283—Blade, stub antennas
-
- 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
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- 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
- H01Q3/24—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 orientation by switching energy from one active radiating element to another, e.g. for beam switching
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US52983690A | 1990-05-29 | 1990-05-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
IL97849A0 IL97849A0 (en) | 1992-06-21 |
IL97849A true IL97849A (he) | 1994-06-24 |
Family
ID=24111440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL9784991A IL97849A (he) | 1990-05-29 | 1991-04-15 | משושה לכלי טיס |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0459616B1 (he) |
JP (1) | JP2997321B2 (he) |
KR (1) | KR910020965A (he) |
CA (1) | CA2030600C (he) |
DE (1) | DE69121970T2 (he) |
IL (1) | IL97849A (he) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5369413A (en) * | 1993-07-02 | 1994-11-29 | Hazeltine Corp. | Q equalization in dual-element end-fire array antennas |
JP3799724B2 (ja) * | 1997-03-27 | 2006-07-19 | 株式会社デンソー | 開口面アンテナ及びレーダ装置 |
US6664938B2 (en) | 2002-03-01 | 2003-12-16 | Ems Technologies Canada, Ltd. | Pentagonal helical antenna array |
DE10337446B3 (de) * | 2003-08-14 | 2005-02-17 | Siemens Ag | Verfahren zum Betrieb einer Antenneneinheit einer beweglichen Station sowie entsprechende Antenneneinheit |
CN113108753B (zh) * | 2021-04-13 | 2023-06-27 | 中国电子科技集团公司第三十八研究所 | 展收机构变形测量方法、系统及展收机构 |
CN116826379A (zh) * | 2022-03-21 | 2023-09-29 | 华为技术有限公司 | 一种天线组件及通信设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU7093074A (en) * | 1973-07-05 | 1976-01-08 | Commw Scient Ind Res Org | Continuous scanned beam generation |
US4129870A (en) * | 1977-09-30 | 1978-12-12 | Tull Aviation Corporation | Apparatus for synthesis of scanning beam |
DE3315686A1 (de) * | 1983-04-29 | 1984-10-31 | Deutsche Bundespost, vertreten durch den Präsidenten des Fernmeldetechnischen Zentralamtes, 6100 Darmstadt | Yagi-gruppenstrahler mit sektorfoermigem richtdiagramm |
DE3315685A1 (de) * | 1983-04-29 | 1984-10-31 | Deutsche Bundespost, vertreten durch den Präsidenten des Fernmeldetechnischen Zentralamtes, 6100 Darmstadt | Yagi-gruppenstrahler mit sektorfoermigem richtdiagramm |
WO1988006295A1 (en) * | 1987-02-13 | 1988-08-25 | Mitsubishi Denki Kabushiki Kaisha | Holographic radar |
-
1990
- 1990-11-22 CA CA002030600A patent/CA2030600C/en not_active Expired - Lifetime
-
1991
- 1991-01-11 JP JP189991A patent/JP2997321B2/ja not_active Expired - Lifetime
- 1991-04-15 IL IL9784991A patent/IL97849A/he not_active IP Right Cessation
- 1991-04-16 EP EP91303352A patent/EP0459616B1/en not_active Expired - Lifetime
- 1991-04-16 DE DE69121970T patent/DE69121970T2/de not_active Expired - Fee Related
- 1991-05-27 KR KR1019910008646A patent/KR910020965A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JP2997321B2 (ja) | 2000-01-11 |
CA2030600A1 (en) | 1991-11-26 |
EP0459616A3 (en) | 1992-02-26 |
EP0459616A2 (en) | 1991-12-04 |
IL97849A0 (en) | 1992-06-21 |
DE69121970T2 (de) | 1997-04-10 |
JPH04230105A (ja) | 1992-08-19 |
EP0459616B1 (en) | 1996-09-11 |
DE69121970D1 (de) | 1996-10-17 |
CA2030600C (en) | 2000-04-25 |
KR910020965A (ko) | 1991-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
KB | Patent renewed | ||
KB | Patent renewed | ||
MM9K | Patent not in force due to non-payment of renewal fees |