IL66327A0 - - Google Patents

Info

Publication number
IL66327A0
IL66327A0 IL66327A IL6632782A IL66327A0 IL 66327 A0 IL66327 A0 IL 66327A0 IL 66327 A IL66327 A IL 66327A IL 6632782 A IL6632782 A IL 6632782A IL 66327 A0 IL66327 A0 IL 66327A0
Authority
IL
Israel
Application number
IL66327A
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
Priority to IL66327A priority Critical patent/IL66327A0/xx
Publication of IL66327A0 publication Critical patent/IL66327A0/xx
Priority to US06/509,778 priority patent/US4599623A/en
Priority to EP83630108A priority patent/EP0099318B1/en
Priority to DE8383630108T priority patent/DE3371143D1/de

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
    • H01Q15/22—Reflecting surfaces; Equivalent structures functioning also as polarisation filter
    • 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
    • H01Q19/18—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 having two or more spaced reflecting surfaces
    • H01Q19/19—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
    • H01Q19/195—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface wherein a reflecting surface acts also as a polarisation filter or a polarising device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
IL66327A 1982-07-15 1982-07-15 IL66327A0 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IL66327A IL66327A0 (it) 1982-07-15 1982-07-15
US06/509,778 US4599623A (en) 1982-07-15 1983-06-30 Polarizer reflector and reflecting plate scanning antenna including same
EP83630108A EP0099318B1 (en) 1982-07-15 1983-07-04 Reflecting plate antenna including a polarizer reflector
DE8383630108T DE3371143D1 (en) 1982-07-15 1983-07-04 Reflecting plate antenna including a polarizer reflector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL66327A IL66327A0 (it) 1982-07-15 1982-07-15

Publications (1)

Publication Number Publication Date
IL66327A0 true IL66327A0 (it) 1982-11-30

Family

ID=11053635

Family Applications (1)

Application Number Title Priority Date Filing Date
IL66327A IL66327A0 (it) 1982-07-15 1982-07-15

Country Status (4)

Country Link
US (1) US4599623A (it)
EP (1) EP0099318B1 (it)
DE (1) DE3371143D1 (it)
IL (1) IL66327A0 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1180117B (it) * 1984-11-08 1987-09-23 Cselt Centro Studi Lab Telecom Struttura per antenna dicroica
US4786914A (en) * 1985-01-25 1988-11-22 E-Systems, Inc. Meanderline polarization twister
DE3515861C1 (de) * 1985-05-03 1994-03-17 Diehl Gmbh & Co Sensoranordnung für Suchzünder-Submunition
US4698639A (en) * 1986-01-14 1987-10-06 The Singer Company Circularly polarized leaky waveguide doppler antenna
US4939526A (en) * 1988-12-22 1990-07-03 Hughes Aircraft Company Antenna system having azimuth rotating directive beam with selectable polarization
US5086301A (en) * 1990-01-10 1992-02-04 Intelsat Polarization converter application for accessing linearly polarized satellites with single- or dual-circularly polarized earth station antennas
JPH0567912A (ja) * 1991-04-24 1993-03-19 Matsushita Electric Works Ltd 平面アンテナ
US5202701A (en) * 1991-07-23 1993-04-13 Grumman Aerospace Corporation Low radar cross section reflector antenna
JPH0744380B2 (ja) * 1991-12-13 1995-05-15 松下電工株式会社 平面アンテナ
US5455589A (en) * 1994-01-07 1995-10-03 Millitech Corporation Compact microwave and millimeter wave radar
US6307522B1 (en) 1999-02-10 2001-10-23 Tyco Electronics Corporation Folded optics antenna
JP2001185946A (ja) * 1999-10-14 2001-07-06 Toyota Central Res & Dev Lab Inc アンテナ装置
AU2002304283B2 (en) * 2001-05-31 2007-10-11 Orbylgjutaekni Ehf. Apparatus and method for microwave determination of at least one physical parameter of a substance
GB0423595D0 (en) * 2004-10-23 2004-11-24 Qinetiq Ltd Scanning imaging apparatus
FR2879359B1 (fr) * 2004-12-15 2007-02-09 Thales Sa Antenne a balayage electronique large bande
JP4407617B2 (ja) * 2005-10-20 2010-02-03 株式会社デンソー 無線通信システム
US8334815B2 (en) * 2009-07-20 2012-12-18 Kvh Industries, Inc. Multi-feed antenna system for satellite communications
US8803749B2 (en) 2011-03-25 2014-08-12 Kwok Wa Leung Elliptically or circularly polarized dielectric block antenna
US9722319B2 (en) * 2011-10-27 2017-08-01 Kuang-Chi Innovative Technology Ltd. Metamaterial antenna
DE102013218555A1 (de) * 2013-07-18 2015-01-22 Rohde & Schwarz Gmbh & Co. Kg System und Verfahren zur Ausleuchtung und Abbildung eines Objekts
US11831073B2 (en) 2020-07-17 2023-11-28 Synergy Microwave Corporation Broadband metamaterial enabled electromagnetic absorbers and polarization converters

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736895A (en) * 1951-02-16 1956-02-28 Elliott Brothers London Ltd High frequency radio aerials
GB905440A (en) * 1957-12-18 1962-09-05 Gen Electric Co Ltd Improvements in or relating to position control arrangements and aerial systems including such arrangements
US3161879A (en) * 1961-01-05 1964-12-15 Peter W Hannan Twistreflector
US3166724A (en) * 1961-11-24 1965-01-19 Philip J Allen Electrical frequency shifter utilizing faraday phase shifter and dual mode coupler with rotatable reflection dipole
US3281850A (en) * 1962-03-07 1966-10-25 Hazeltine Research Inc Double-feed antennas operating with waves of two frequencies of the same polarization
US3340535A (en) * 1964-06-16 1967-09-05 Textron Inc Circular polarization cassegrain antenna
US3737904A (en) * 1970-06-22 1973-06-05 Abex Corp Thin film polarization rotation microwave reflectors
GB1330175A (en) * 1970-08-04 1973-09-12 Elliott Brothers London Ltd Radio aerials
US3754271A (en) * 1972-07-03 1973-08-21 Gte Sylvania Inc Broadband antenna polarizer
US3854140A (en) * 1973-07-25 1974-12-10 Itt Circularly polarized phased antenna array
FR2450509A1 (fr) * 1979-03-02 1980-09-26 Thomson Csf Dispositif polariseur pour antenne microonde
DE3027094C2 (de) * 1980-07-17 1987-03-19 Siemens AG, 1000 Berlin und 8000 München Umpolarisiereinrichtung zur Erzeugung zirkular polarisierter elektromagnetischer Wellen
US4342034A (en) * 1980-11-24 1982-07-27 Raytheon Company Radio frequency antenna with polarization changer and filter

Also Published As

Publication number Publication date
US4599623A (en) 1986-07-08
EP0099318A1 (en) 1984-01-25
DE3371143D1 (en) 1987-05-27
EP0099318B1 (en) 1987-04-22

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Legal Events

Date Code Title Description
RH Patent void