DE3279720D1 - Beam forming network for a multivibrator antenna array - Google Patents
Beam forming network for a multivibrator antenna arrayInfo
- Publication number
- DE3279720D1 DE3279720D1 DE8282401742T DE3279720T DE3279720D1 DE 3279720 D1 DE3279720 D1 DE 3279720D1 DE 8282401742 T DE8282401742 T DE 8282401742T DE 3279720 T DE3279720 T DE 3279720T DE 3279720 D1 DE3279720 D1 DE 3279720D1
- Authority
- DE
- Germany
- Prior art keywords
- multivibrator
- antenna array
- beam forming
- forming network
- network
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/02—Antennas or antenna systems providing at least two radiating patterns providing sum and difference patterns
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/306,018 US4425567A (en) | 1981-09-28 | 1981-09-28 | Beam forming network for circular array antennas |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3279720D1 true DE3279720D1 (en) | 1989-06-29 |
Family
ID=23183381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282401742T Expired DE3279720D1 (en) | 1981-09-28 | 1982-09-27 | Beam forming network for a multivibrator antenna array |
Country Status (4)
Country | Link |
---|---|
US (1) | US4425567A (de) |
EP (1) | EP0076213B1 (de) |
JP (1) | JPS5870603A (de) |
DE (1) | DE3279720D1 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4635070A (en) * | 1983-12-19 | 1987-01-06 | Granger Associates | Dual mode antenna having simultaneous operating modes |
GB2251728B (en) * | 1984-07-27 | 1992-09-23 | Gen Electric Co Plc | Receiving or transmitting apparatus |
US4616230A (en) * | 1984-11-15 | 1986-10-07 | The United States Of America As Represented By The Secretary Of The Air Force | Conformal phased array antenna pattern corrector |
GB2169452B (en) * | 1985-01-04 | 1988-06-29 | Stc Plc | Optimization of convergence of sequential decorrelator |
US4697188A (en) * | 1985-02-13 | 1987-09-29 | American Telephone And Telegraph Company, At&T Bell Laboratories | Interference canceler with difference beam |
US5028930A (en) * | 1988-12-29 | 1991-07-02 | Westinghouse Electric Corp. | Coupling matrix for a circular array microwave antenna |
US4965605A (en) * | 1989-05-16 | 1990-10-23 | Hac | Lightweight, low profile phased array antenna with electromagnetically coupled integrated subarrays |
US4916454A (en) * | 1989-06-05 | 1990-04-10 | Allied-Signal Inc. | Adaptive nulling circular array antenna |
US5162804A (en) * | 1991-05-17 | 1992-11-10 | Hughes Aircraft Company | Amplitude distributed scanning switch system |
GB2256528B (en) * | 1991-06-05 | 1995-01-11 | Siemens Plessey Electronic | A power distribution network for array antennas |
US5502447A (en) * | 1993-10-28 | 1996-03-26 | Hazeltine Corporation | Beam sharpened pencil beam antenna systems |
IT1284301B1 (it) * | 1996-03-13 | 1998-05-18 | Space Engineering Spa | Antenna a singolo o a doppio riflettore, a fasci sagomati, a polarizzazione lineare. |
US5771025A (en) * | 1996-07-02 | 1998-06-23 | Omnipoint Corporation | Folded mono-bow antennas and antenna systems for use in cellular and other wireless communication systems |
JP3663092B2 (ja) * | 1999-11-19 | 2005-06-22 | 三洋電機株式会社 | 無線基地局 |
US6268828B1 (en) * | 2000-01-11 | 2001-07-31 | Metawave Communications Corporation | Cylindrical antenna coherent feed system and method |
US7031754B2 (en) * | 2001-06-11 | 2006-04-18 | Kathrein-Werke Kg | Shapable antenna beams for cellular networks |
GB2376568B (en) * | 2001-06-12 | 2005-06-01 | Mobisphere Ltd | Improvements in or relating to smart antenna arrays |
US6963314B2 (en) * | 2002-09-26 | 2005-11-08 | Andrew Corporation | Dynamically variable beamwidth and variable azimuth scanning antenna |
US6809694B2 (en) * | 2002-09-26 | 2004-10-26 | Andrew Corporation | Adjustable beamwidth and azimuth scanning antenna with dipole elements |
US6791507B2 (en) * | 2003-02-13 | 2004-09-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Feed network for simultaneous generation of narrow and wide beams with a rotational-symmetric antenna |
US6992622B1 (en) * | 2004-10-15 | 2006-01-31 | Interdigital Technology Corporation | Wireless communication method and antenna system for determining direction of arrival information to form a three-dimensional beam used by a transceiver |
WO2007124678A1 (fr) | 2006-04-21 | 2007-11-08 | Huawei Technologies Co., Ltd | Appareil d'antenne, réseau cellulaire sans fil et procédé pour accroître la capacité de réseau cellulaire sans fil |
US8400356B2 (en) * | 2006-12-27 | 2013-03-19 | Lockheed Martin Corp. | Directive spatial interference beam control |
US7701384B2 (en) * | 2008-04-08 | 2010-04-20 | Honeywell International Inc. | Antenna system for a micro air vehicle |
US8988274B2 (en) * | 2009-11-16 | 2015-03-24 | The Board Of Regents Of The University Of Oklahoma | Cylindrical polarimetric phased array radar |
EP2706613B1 (de) * | 2012-09-11 | 2017-11-22 | Alcatel Lucent | Mehrfachband-Antenne mit variabler elektrischer Inklination |
ES2708928T3 (es) | 2013-06-28 | 2019-04-12 | Huawei Tech Co Ltd | Método de control de estación base multimodo y estación base |
US9980300B2 (en) * | 2016-04-29 | 2018-05-22 | The Boeing Company | Wearables making a link to communication systems |
US11158939B2 (en) * | 2016-11-10 | 2021-10-26 | University Of South Florida | Mm-wave wireless channel control using spatially adaptive antenna arrays |
US10686251B2 (en) * | 2017-01-23 | 2020-06-16 | The Boeing Company | Wideband beam broadening for phased array antenna systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3797019A (en) | 1972-10-18 | 1974-03-12 | Emerson Electric Co | Low loss modulation system for use with antenna array |
US3999182A (en) | 1975-02-06 | 1976-12-21 | The Bendix Corporation | Phased array antenna with coarse/fine electronic scanning for ultra-low beam granularity |
US4163974A (en) | 1977-10-14 | 1979-08-07 | Rca Corporation | Antenna feed system |
US4316192A (en) * | 1979-11-01 | 1982-02-16 | The Bendix Corporation | Beam forming network for butler matrix fed circular array |
-
1981
- 1981-09-28 US US06/306,018 patent/US4425567A/en not_active Expired - Lifetime
-
1982
- 1982-09-27 EP EP82401742A patent/EP0076213B1/de not_active Expired
- 1982-09-27 DE DE8282401742T patent/DE3279720D1/de not_active Expired
- 1982-09-28 JP JP57169480A patent/JPS5870603A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0076213A3 (en) | 1985-07-31 |
EP0076213B1 (de) | 1989-05-24 |
EP0076213A2 (de) | 1983-04-06 |
US4425567A (en) | 1984-01-10 |
JPS5870603A (ja) | 1983-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3279720D1 (en) | Beam forming network for a multivibrator antenna array | |
GB2112553B (en) | Communication arrangement for a multiprocessor system | |
GB2101866B (en) | A process for preparing cheese-base | |
GB2100063B (en) | Antenna | |
GB2068644B (en) | Array antenna system | |
GB2111756B (en) | Antenna elements | |
GB2197560B (en) | A tracking radar system | |
DE3070235D1 (en) | Antenna-feeding system for a tracking antenna | |
GB2058873B (en) | System for constructing a building | |
DE3266770D1 (en) | Beam for shutterings | |
DE3272119D1 (en) | Lightweight slot array antenna structure | |
DE3071341D1 (en) | A network connection system | |
GB2097196B (en) | Millimeter wave arrays | |
DE3262112D1 (en) | Multiple junction for a submerged system | |
GB2101942B (en) | Hull structure for a ro-ro-ship | |
DE3273038D1 (en) | A method for preparing 1-aryl-3-arylamino-2-pyrazolin-5-ones | |
EG15730A (en) | Process for preparing a arasin | |
GB2075651B (en) | A multi beam | |
IL80457A0 (en) | Beam forming network for an antenna | |
GB2101410B (en) | Antennas | |
RO83931A (ro) | Procedeu de preparare a fluorurii de izobutiril | |
GB2318006B (en) | A radar apparatus | |
GB2096201B (en) | A construction system | |
AU84401S (en) | a structural beam | |
AU84390S (en) | a beam |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |