DE69008736D1 - Breitbandige kreisförmige phasengesteuerte gruppenantenne. - Google Patents
Breitbandige kreisförmige phasengesteuerte gruppenantenne.Info
- Publication number
- DE69008736D1 DE69008736D1 DE69008736T DE69008736T DE69008736D1 DE 69008736 D1 DE69008736 D1 DE 69008736D1 DE 69008736 T DE69008736 T DE 69008736T DE 69008736 T DE69008736 T DE 69008736T DE 69008736 D1 DE69008736 D1 DE 69008736D1
- Authority
- DE
- Germany
- Prior art keywords
- phase controlled
- group antenna
- controlled group
- broadband circular
- circular phase
- 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
- H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/2682—Time delay steered arrays
- H01Q3/2694—Time delay steered arrays using also variable phase-shifters
-
- 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
- H01Q3/22—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 in accordance with variation of frequency of radiated wave
-
- 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
- H01Q3/242—Circumferential scanning
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/452,453 US4973971A (en) | 1989-12-18 | 1989-12-18 | Broadband circular phased array antenna |
PCT/US1990/007425 WO1991009433A1 (en) | 1989-12-18 | 1990-12-12 | Broadband circular phased array antenna |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69008736D1 true DE69008736D1 (de) | 1994-06-09 |
DE69008736T2 DE69008736T2 (de) | 1994-08-18 |
Family
ID=23796515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69008736T Expired - Fee Related DE69008736T2 (de) | 1989-12-18 | 1990-12-12 | Breitbandige kreisförmige phasengesteuerte gruppenantenne. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4973971A (de) |
EP (1) | EP0506838B1 (de) |
JP (1) | JPH05500296A (de) |
CA (1) | CA2068733A1 (de) |
DE (1) | DE69008736T2 (de) |
WO (1) | WO1991009433A1 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5134417A (en) * | 1990-07-23 | 1992-07-28 | Hughes Aircraft Company | Plural frequency matrix multiplexer |
FR2672436B1 (fr) * | 1991-01-31 | 1993-09-10 | Europ Agence Spatiale | Dispositif de controle electronique du diagramme de rayonnement d'une antenne a un ou plusieurs faisceaux de direction et/ou de largeur variable. |
US5977910A (en) * | 1997-08-07 | 1999-11-02 | Space Systems/Loral, Inc. | Multibeam phased array antenna system |
GB9819504D0 (en) * | 1998-09-07 | 1998-10-28 | Ardavan Houshang | Apparatus for generating focused electromagnetic radiation |
US6583760B2 (en) | 1998-12-17 | 2003-06-24 | Metawave Communications Corporation | Dual mode switched beam antenna |
US6198434B1 (en) * | 1998-12-17 | 2001-03-06 | Metawave Communications Corporation | Dual mode switched beam antenna |
US6934511B1 (en) | 1999-07-20 | 2005-08-23 | Andrew Corporation | Integrated repeater |
US6731904B1 (en) | 1999-07-20 | 2004-05-04 | Andrew Corporation | Side-to-side repeater |
US6448930B1 (en) | 1999-10-15 | 2002-09-10 | Andrew Corporation | Indoor antenna |
AU2001234463A1 (en) | 2000-01-14 | 2001-07-24 | Andrew Corporation | Repeaters for wireless communication systems |
ES2192152B1 (es) * | 2002-03-15 | 2005-02-01 | Universidad Politecnica De Valencia | Red conformadora de haces para agrupaciones de antenas basada en matrices opticas de elementos desfasadores/retardadores fijos. |
US7623868B2 (en) * | 2002-09-16 | 2009-11-24 | Andrew Llc | Multi-band wireless access point comprising coextensive coverage regions |
US6885343B2 (en) | 2002-09-26 | 2005-04-26 | Andrew Corporation | Stripline parallel-series-fed proximity-coupled cavity backed patch antenna array |
US20040203804A1 (en) * | 2003-01-03 | 2004-10-14 | Andrew Corporation | Reduction of intermodualtion product interference in a network having sectorized access points |
WO2013138193A2 (en) * | 2012-03-12 | 2013-09-19 | Bar Code Specialties, Inc. (Dba Bcs Solutions) | Rail-mounted robotic inventory system |
EP3720008A4 (de) * | 2017-11-27 | 2021-07-07 | Tongyu Communication Inc. | Rundstrahlantenne und strahlformungsverfahren dafür |
RU2716262C1 (ru) * | 2018-11-22 | 2020-03-11 | Андрей Викторович Быков | Способ измерения угла места радиолокационных целей цилиндрической фазированной антенной решеткой |
CN112600592B (zh) * | 2020-11-27 | 2021-10-08 | 广东纳睿雷达科技股份有限公司 | 巴特勒矩阵相位加权优化方法及巴特勒矩阵 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE757420A (fr) * | 1969-10-13 | 1971-04-13 | Int Standard Electric Corp | Perfectionnement aux systemes radar |
US4316192A (en) * | 1979-11-01 | 1982-02-16 | The Bendix Corporation | Beam forming network for butler matrix fed circular array |
US4348679A (en) * | 1980-10-06 | 1982-09-07 | United Technologies Corporation | Multi-mode dual-feed array radar antenna |
US4414550A (en) * | 1981-08-04 | 1983-11-08 | The Bendix Corporation | Low profile circular array antenna and microstrip elements therefor |
DE3311569A1 (de) * | 1983-03-30 | 1984-10-04 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Tacan-drehfunkfeuer |
IT1179394B (it) * | 1984-07-09 | 1987-09-16 | Selenia Ind Elettroniche | Antenna multifascio in grado di realizzare posizioni di fascio diverse in funzione del settore angolare di interesse |
US4652879A (en) * | 1985-02-11 | 1987-03-24 | Eaton Corporation | Phased array antenna system to produce wide-open coverage of a wide angular sector with high directive gain and strong capability to resolve multiple signals |
US4639732A (en) * | 1985-02-22 | 1987-01-27 | Allied Corporation | Integral monitor system for circular phased array antenna |
EP0215971A1 (de) * | 1985-09-24 | 1987-04-01 | Allied Corporation | Antenne speisendes Netzwerk |
-
1989
- 1989-12-18 US US07/452,453 patent/US4973971A/en not_active Expired - Fee Related
-
1990
- 1990-12-12 DE DE69008736T patent/DE69008736T2/de not_active Expired - Fee Related
- 1990-12-12 WO PCT/US1990/007425 patent/WO1991009433A1/en active IP Right Grant
- 1990-12-12 EP EP91902295A patent/EP0506838B1/de not_active Expired - Lifetime
- 1990-12-12 CA CA002068733A patent/CA2068733A1/en not_active Abandoned
- 1990-12-12 JP JP91502351A patent/JPH05500296A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
WO1991009433A1 (en) | 1991-06-27 |
CA2068733A1 (en) | 1991-06-19 |
US4973971A (en) | 1990-11-27 |
JPH05500296A (ja) | 1993-01-21 |
EP0506838B1 (de) | 1994-05-04 |
EP0506838A1 (de) | 1992-10-07 |
DE69008736T2 (de) | 1994-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |