SG10201700524RA - Multifocal phased array fed reflector antenna - Google Patents

Multifocal phased array fed reflector antenna

Info

Publication number
SG10201700524RA
SG10201700524RA SG10201700524RA SG10201700524RA SG10201700524RA SG 10201700524R A SG10201700524R A SG 10201700524RA SG 10201700524R A SG10201700524R A SG 10201700524RA SG 10201700524R A SG10201700524R A SG 10201700524RA SG 10201700524R A SG10201700524R A SG 10201700524RA
Authority
SG
Singapore
Prior art keywords
multifocal
phased array
reflector antenna
fed reflector
array fed
Prior art date
Application number
SG10201700524RA
Inventor
Alon Retter
Alex Frenkel
Original Assignee
Elta Systems Ltd
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 by Elta Systems Ltd filed Critical Elta Systems Ltd
Publication of SG10201700524RA publication Critical patent/SG10201700524RA/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/48—Earthing means; Earth screens; Counterpoises
    • 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
    • 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
    • H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
    • 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
    • H01Q3/2658—Phased-array fed focussing structure

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
SG10201700524RA 2016-01-28 2017-01-23 Multifocal phased array fed reflector antenna SG10201700524RA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL243863A IL243863B (en) 2016-01-28 2016-01-28 Multifocal phased array fed reflector antenna

Publications (1)

Publication Number Publication Date
SG10201700524RA true SG10201700524RA (en) 2017-08-30

Family

ID=57300860

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201700524RA SG10201700524RA (en) 2016-01-28 2017-01-23 Multifocal phased array fed reflector antenna

Country Status (4)

Country Link
US (1) US10566698B2 (en)
EP (1) EP3200279B1 (en)
IL (1) IL243863B (en)
SG (1) SG10201700524RA (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9373896B2 (en) * 2013-09-05 2016-06-21 Viasat, Inc True time delay compensation in wideband phased array fed reflector antenna systems
US10177434B1 (en) * 2016-12-23 2019-01-08 X Development Llc Parabolic reflector combined with phased array feed for long range communication
CN108388687A (en) * 2018-01-05 2018-08-10 合肥工业大学 Consider more imaging satellite region overlay optimization methods of sensor side-sway
DE102019212553B4 (en) * 2019-08-22 2021-10-07 Audi Ag Radar sensor, motor vehicle and method for operating a radar sensor
US11688950B2 (en) * 2020-08-10 2023-06-27 Lockheed Martin Corporation Multisegment array-fed ring-focus reflector antenna for wide-angle scanning
EP4298737A1 (en) 2021-02-24 2024-01-03 BlueHalo LLC System and method for a digitally beamformed phased array feed
CN113725627A (en) * 2021-07-22 2021-11-30 西安空间无线电技术研究所 Ultra-wideband multifunctional integrated load based on reflecting surface
CN114725677A (en) * 2022-03-14 2022-07-08 中国电子科技集团公司第十四研究所 Novel wide waveguide feed structure based on variable wavefront

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3775769A (en) 1971-10-04 1973-11-27 Raytheon Co Phased array system
GB1362395A (en) * 1971-11-29 1974-08-07 Vinten Ltd Meter with audible read-out
US4156243A (en) 1977-10-14 1979-05-22 Rca Corporation Paraboloid reflector antenna
US4203105A (en) 1978-05-17 1980-05-13 Bell Telephone Laboratories, Incorporated Scanable antenna arrangements capable of producing a large image of a small array with minimal aberrations
US4618867A (en) * 1984-06-14 1986-10-21 At&T Bell Laboratories Scanning beam antenna with linear array feed
FR2653941B1 (en) 1989-10-31 1992-02-28 Thomson Lgt MULTIFOCAL RECEPTION ANTENNA WITH SINGLE POINT DIRECTION FOR MULTIPLE SATELLITES.
US6268835B1 (en) * 2000-01-07 2001-07-31 Trw Inc. Deployable phased array of reflectors and method of operation
US6392611B1 (en) 2000-08-17 2002-05-21 Space Systems/Loral, Inc. Array fed multiple beam array reflector antenna systems and method
US6854865B2 (en) * 2003-02-12 2005-02-15 W. T. Storey, Inc. Reflector for light emitting objects
US7728782B2 (en) 2008-02-13 2010-06-01 Lockheed Martin Corporation Versatile wideband phased array FED reflector antenna system and method for varying antenna system beamwidth
JP5470578B2 (en) 2009-12-11 2014-04-16 独立行政法人情報通信研究機構 Derivation method for low sidelobe multi-beam excitation of defocused phased array fed reflector antenna
WO2013011023A1 (en) * 2011-07-20 2013-01-24 Deutsches Zentrum für Luft- und Raumfahrt e.V. Reflector antenna for a synthetic aperture radar
WO2014073222A1 (en) 2012-11-07 2014-05-15 三菱電機株式会社 Array-fed reflector antenna device and manufacturing method therefor
CN103022699B (en) 2012-12-27 2015-02-11 北京理工大学 Satellite-borne sparse phased-array multi-beam antenna with reflector
US9912402B2 (en) 2013-04-04 2018-03-06 Maxlinear, Inc. Satellite reception assembly installation and maintenance
US9373896B2 (en) 2013-09-05 2016-06-21 Viasat, Inc True time delay compensation in wideband phased array fed reflector antenna systems
TWI577584B (en) * 2014-02-24 2017-04-11 王正 Vehicle lamp structure
CN105226398B (en) 2015-08-28 2019-02-05 南京理工大学 The shaping method of satellite-borne multi-beam reflector antenna based on bat algorithm

Also Published As

Publication number Publication date
IL243863A0 (en) 2016-07-31
EP3200279B1 (en) 2020-11-04
EP3200279A1 (en) 2017-08-02
IL243863B (en) 2021-01-31
US10566698B2 (en) 2020-02-18
US20170222327A1 (en) 2017-08-03

Similar Documents

Publication Publication Date Title
GB201616380D0 (en) Antenna array
GB2561060B (en) Beam-Steering Reconfigurable Antenna Arrays
GB2572911B (en) Antenna array
EP3491697C0 (en) Multi-band access point antenna array
GB201603966D0 (en) Antenna array assembly
EP3285402A4 (en) Phased array antenna device
SG10201700524RA (en) Multifocal phased array fed reflector antenna
GB201618066D0 (en) Vehicle phased array antenna pattern generation
EP3958478C0 (en) Beamforming using an antenna array
EP3311449A4 (en) Efficient planar phased array antenna assembly
EP3479437C0 (en) Array antenna
EP3563166A4 (en) Antenna arrays
EP3394958A4 (en) Phased array antenna having sub-arrays
EP3152799A4 (en) Independent azimuth patterns for shared aperture array antenna
EP3392969A4 (en) Phased array antenna
GB2558492B (en) Array antenna
EP3373391A4 (en) Phased array antenna
GB2574522B (en) Array antenna apparatus
GB2531082B (en) Half-ridge horn antenna array arrangement
SG11202004211WA (en) Low profile phased array
EP3338373A4 (en) Artificially mutual-coupled antenna arrays
EP3503299C0 (en) Patch antenna module
EP3573183A4 (en) Phased array antenna
GB201610898D0 (en) Antenna array assembly
HUE063081T2 (en) Patch antenna feed