JPS4810257B1 - - Google Patents

Info

Publication number
JPS4810257B1
JPS4810257B1 JP44085764A JP8576469A JPS4810257B1 JP S4810257 B1 JPS4810257 B1 JP S4810257B1 JP 44085764 A JP44085764 A JP 44085764A JP 8576469 A JP8576469 A JP 8576469A JP S4810257 B1 JPS4810257 B1 JP S4810257B1
Authority
JP
Japan
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.)
Pending
Application number
JP44085764A
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4810257B1 publication Critical patent/JPS4810257B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
    • H01Q19/17—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source comprising two or more radiating elements
JP44085764A 1968-10-28 1969-10-28 Pending JPS4810257B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77099368A 1968-10-28 1968-10-28

Publications (1)

Publication Number Publication Date
JPS4810257B1 true JPS4810257B1 (en) 1973-04-02

Family

ID=25090360

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44085764A Pending JPS4810257B1 (en) 1968-10-28 1969-10-28

Country Status (6)

Country Link
US (1) US3633208A (en)
JP (1) JPS4810257B1 (en)
DE (1) DE1953732C3 (en)
FR (1) FR2021757B1 (en)
GB (1) GB1280668A (en)
SE (1) SE356171B (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090203A (en) * 1975-09-29 1978-05-16 Trw Inc. Low sidelobe antenna system employing plural spaced feeds with amplitude control
GB2279502B (en) * 1977-07-20 1995-05-24 Emi Ltd Improvements in or relating to aerial arrangements
US4376940A (en) * 1980-10-29 1983-03-15 Bell Telephone Laboratories, Incorporated Antenna arrangements for suppressing selected sidelobes
US4364052A (en) * 1980-10-29 1982-12-14 Bell Telephone Laboratories, Incorporated Antenna arrangements for suppressing selected sidelobes
US4516130A (en) * 1982-03-09 1985-05-07 At&T Bell Laboratories Antenna arrangements using focal plane filtering for reducing sidelobes
FR2523375A1 (en) * 1982-03-10 1983-09-16 Europ Agence Spatiale REFLECTOR DISTORTION COMPENSATION DEVICE FOR MULTI-BEAM WAVES RECEIVING AND / OR TRANSMITTING ANTENNAS
DE3331023C2 (en) * 1983-08-27 1985-09-05 ANT Nachrichtentechnik GmbH, 7150 Backnang Antenna excitation system with several horn antennas
GB2176057B (en) * 1985-05-17 1989-11-15 Marconi Co Ltd Radar antenna array
US4833485A (en) * 1985-05-17 1989-05-23 The Marconi Company Limited Radar antenna array
US4757324A (en) * 1987-04-23 1988-07-12 Rca Corporation Antenna array with hexagonal horns
US4972199A (en) * 1989-03-30 1990-11-20 Hughes Aircraft Company Low cross-polarization radiator of circularly polarized radiation
US4967077A (en) * 1989-05-09 1990-10-30 The United States Of America As Represented By The Secretary Of The Air Force Multiple aperture arrays for optical and radio frequency signals
US5113197A (en) * 1989-12-28 1992-05-12 Space Systems/Loral, Inc. Conformal aperture feed array for a multiple beam antenna
SE503456C2 (en) * 1994-07-28 1996-06-17 Trulstech Innovation Hb Feeder horn, designed especially for two-way satellite communication equipment
US5812096A (en) * 1995-10-10 1998-09-22 Hughes Electronics Corporation Multiple-satellite receive antenna with siamese feedhorn
US5859620A (en) * 1996-11-27 1999-01-12 Hughes Electronics Corporation Multiband feedhorn mount assembly for ground satellite receiving antenna
SE511809C2 (en) * 1998-11-25 1999-11-29 Trulstech Innovation Kb Feeder horn, designed specifically for two-way satellite communication
FR2802381B1 (en) * 1999-12-09 2002-05-31 Cit Alcatel RADIANT SOURCE FOR TRANSMISSION AND RECEPTION ANTENNA FOR MOUNTING ON BOARD A SATELLITE
US6320537B1 (en) * 2000-02-08 2001-11-20 Hughes Electronics Corporation Beam forming network having a cell reuse pattern and method for implementing same
US9496620B2 (en) 2013-02-04 2016-11-15 Ubiquiti Networks, Inc. Radio system for long-range high-speed wireless communication
US8836601B2 (en) 2013-02-04 2014-09-16 Ubiquiti Networks, Inc. Dual receiver/transmitter radio devices with choke
US20150244077A1 (en) 2014-02-25 2015-08-27 Ubiquiti Networks Inc. Antenna system and method
US8184061B2 (en) * 2009-09-16 2012-05-22 Ubiquiti Networks Antenna system and method
US9543635B2 (en) 2013-02-04 2017-01-10 Ubiquiti Networks, Inc. Operation of radio devices for long-range high-speed wireless communication
US9397820B2 (en) 2013-02-04 2016-07-19 Ubiquiti Networks, Inc. Agile duplexing wireless radio devices
US9373885B2 (en) 2013-02-08 2016-06-21 Ubiquiti Networks, Inc. Radio system for high-speed wireless communication
FR3007215B1 (en) * 2013-06-17 2015-06-05 Zodiac Data Systems SOURCE FOR PARABOLIC ANTENNA
ES2767051T3 (en) 2013-10-11 2020-06-16 Ubiquiti Inc Wireless Radio System Optimization Through Persistent Spectrum Analysis
US20150256355A1 (en) 2014-03-07 2015-09-10 Robert J. Pera Wall-mounted interactive sensing and audio-visual node devices for networked living and work spaces
WO2015134753A1 (en) 2014-03-07 2015-09-11 Ubiquiti Networks, Inc. Cloud device identification and authentication
EP3120642B1 (en) 2014-03-17 2023-06-07 Ubiquiti Inc. Array antennas having a plurality of directional beams
CN104981941B (en) 2014-04-01 2018-02-02 优倍快网络公司 Antenna module
US11493622B1 (en) 2018-02-08 2022-11-08 Telephonics Corp. Compact radar with X band long-distance weather monitoring and W band high-resolution obstacle imaging for landing in a degraded visual environment

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1244969A (en) * 1959-09-23 1960-11-04 Thomson Houston Comp Francaise Improvements to airplanes operating at microwave frequencies
US3045238A (en) * 1960-06-02 1962-07-17 Theodore C Cheston Five aperture direction finding antenna
US3392395A (en) * 1961-05-22 1968-07-09 Hazeltine Research Inc Monopulse antenna system providing independent control in a plurality of modes of operation
US3305870A (en) * 1963-08-12 1967-02-21 James E Webb Dual mode horn antenna
FR1490333A (en) * 1965-08-28 1967-07-28 Telefunken Patent Antenna system for an artificial satellite
US3295134A (en) * 1965-11-12 1966-12-27 Sanders Associates Inc Antenna system for radiating directional patterns
US3482251A (en) * 1967-05-19 1969-12-02 Philco Ford Corp Transceive and tracking antenna horn array

Also Published As

Publication number Publication date
US3633208A (en) 1972-01-04
DE1953732A1 (en) 1970-04-30
FR2021757A1 (en) 1970-07-24
SE356171B (en) 1973-05-14
DE1953732C3 (en) 1973-09-13
GB1280668A (en) 1972-07-05
DE1953732B2 (en) 1972-08-17
FR2021757B1 (en) 1974-05-03

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