NL174783C - Hyperfrequente, elektrisch regelbare polarisatie-transformator. - Google Patents

Hyperfrequente, elektrisch regelbare polarisatie-transformator.

Info

Publication number
NL174783C
NL174783C NLAANVRAGE7802030,A NL7802030A NL174783C NL 174783 C NL174783 C NL 174783C NL 7802030 A NL7802030 A NL 7802030A NL 174783 C NL174783 C NL 174783C
Authority
NL
Netherlands
Prior art keywords
hyperfrequent
electrically adjustable
polarization transformer
adjustable polarization
transformer
Prior art date
Application number
NLAANVRAGE7802030,A
Other languages
English (en)
Dutch (nl)
Other versions
NL174783B (nl
NL7802030A (nl
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of NL7802030A publication Critical patent/NL7802030A/xx
Publication of NL174783B publication Critical patent/NL174783B/xx
Application granted granted Critical
Publication of NL174783C publication Critical patent/NL174783C/xx

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
    • H01Q19/06—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 refracting or diffracting devices, e.g. lens
    • 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
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H01Q15/244—Polarisation converters converting a linear polarised wave into a circular polarised wave
NLAANVRAGE7802030,A 1977-02-25 1978-02-23 Hyperfrequente, elektrisch regelbare polarisatie-transformator. NL174783C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7705585A FR2382109A1 (fr) 1977-02-25 1977-02-25 Transformateur de polarisation hyperfrequence

Publications (3)

Publication Number Publication Date
NL7802030A NL7802030A (nl) 1978-08-29
NL174783B NL174783B (nl) 1984-03-01
NL174783C true NL174783C (nl) 1984-08-01

Family

ID=9187247

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7802030,A NL174783C (nl) 1977-02-25 1978-02-23 Hyperfrequente, elektrisch regelbare polarisatie-transformator.

Country Status (6)

Country Link
US (1) US4266203A (xx)
DE (1) DE2808035C3 (xx)
FR (1) FR2382109A1 (xx)
GB (1) GB1605119A (xx)
IT (1) IT1101884B (xx)
NL (1) NL174783C (xx)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412960A1 (fr) * 1977-12-20 1979-07-20 Radant Etudes Dephaseur hyperfrequence et son application au balayage electronique
FR2506026A1 (fr) * 1981-05-18 1982-11-19 Radant Etudes Procede et dispositif pour l'analyse d'un faisceau de rayonnement d'ondes electromagnetiques hyperfrequence
FR2512280B1 (fr) * 1981-08-28 1985-10-31 Radant Etudes Panneau commutateur spatial hyperfrequence et procede de mise en oeuvre d'un tel panneau
FR2514203B1 (fr) * 1981-10-05 1986-04-25 Radant Etudes Filtre adaptatif spatial hyperfrequence pour antenne a polarisation quelconque et son procede de mise en oeuvre
FR2522888A1 (fr) * 1982-03-02 1983-09-09 Thomson Csf Antenne a double reflecteur a transformateur de polarisation incorpore
US5574471A (en) * 1982-09-07 1996-11-12 Radant Systems, Inc. Electromagnetic energy shield
FR2740615B2 (fr) * 1982-10-04 1997-11-28 Radant Etudes Panneau attenuateur spatial hyperfrequence pour ondes electromagnetiques a direction quelconque
FR2540296A1 (fr) * 1983-01-31 1984-08-03 Thomson Csf Filtre spatial d'ondes electromagnetiques de polarisation circulaire et antenne cassegrain comportant un tel filtre
US5579024A (en) * 1984-08-20 1996-11-26 Radant Systems, Inc. Electromagnetic energy shield
GB2505631B (en) * 1987-07-21 2014-11-26 Thomson Csf Radant Switchable device for effecting a change in polarization of a linearly polarized microwave
US4939526A (en) * 1988-12-22 1990-07-03 Hughes Aircraft Company Antenna system having azimuth rotating directive beam with selectable polarization
US4975712A (en) * 1989-01-23 1990-12-04 Trw Inc. Two-dimensional scanning antenna
US5055805A (en) * 1989-10-02 1991-10-08 Rockwell International Corporation High speed polarization switch array for selecting a particular orthogonal polarization
US5170169A (en) * 1991-05-31 1992-12-08 Millitech Corporation Quasi-optical transmission/reflection switch and millimeter-wave imaging system using the same
US5471223A (en) * 1993-12-01 1995-11-28 The United States Of America As Represented By The Secretary Of The Army Low VSWR high efficiency UWB antenna
US5815121A (en) * 1995-09-15 1998-09-29 Northrop Grumman Corporation Flatplate array antenna with polarizer lens
FR2789521A1 (fr) 1999-02-05 2000-08-11 Thomson Csf Antenne a balayage electronique bi-bande, a reflecteur hyperfrequence actif
US6426722B1 (en) * 2000-03-08 2002-07-30 Hrl Laboratories, Llc Polarization converting radio frequency reflecting surface
US6812903B1 (en) 2000-03-14 2004-11-02 Hrl Laboratories, Llc Radio frequency aperture
US6518931B1 (en) 2000-03-15 2003-02-11 Hrl Laboratories, Llc Vivaldi cloverleaf antenna
US6483480B1 (en) 2000-03-29 2002-11-19 Hrl Laboratories, Llc Tunable impedance surface
US6538621B1 (en) 2000-03-29 2003-03-25 Hrl Laboratories, Llc Tunable impedance surface
US6496155B1 (en) 2000-03-29 2002-12-17 Hrl Laboratories, Llc. End-fire antenna or array on surface with tunable impedance
US6552696B1 (en) 2000-03-29 2003-04-22 Hrl Laboratories, Llc Electronically tunable reflector
US6483481B1 (en) 2000-11-14 2002-11-19 Hrl Laboratories, Llc Textured surface having high electromagnetic impedance in multiple frequency bands
US6396449B1 (en) * 2001-03-15 2002-05-28 The Boeing Company Layered electronically scanned antenna and method therefor
US6739028B2 (en) * 2001-07-13 2004-05-25 Hrl Laboratories, Llc Molded high impedance surface and a method of making same
US6670921B2 (en) 2001-07-13 2003-12-30 Hrl Laboratories, Llc Low-cost HDMI-D packaging technique for integrating an efficient reconfigurable antenna array with RF MEMS switches and a high impedance surface
US6545647B1 (en) 2001-07-13 2003-04-08 Hrl Laboratories, Llc Antenna system for communicating simultaneously with a satellite and a terrestrial system
US7298228B2 (en) * 2002-05-15 2007-11-20 Hrl Laboratories, Llc Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
US7276990B2 (en) * 2002-05-15 2007-10-02 Hrl Laboratories, Llc Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
US7456803B1 (en) 2003-05-12 2008-11-25 Hrl Laboratories, Llc Large aperture rectenna based on planar lens structures
US7253699B2 (en) * 2003-05-12 2007-08-07 Hrl Laboratories, Llc RF MEMS switch with integrated impedance matching structure
US7245269B2 (en) * 2003-05-12 2007-07-17 Hrl Laboratories, Llc Adaptive beam forming antenna system using a tunable impedance surface
US7068234B2 (en) * 2003-05-12 2006-06-27 Hrl Laboratories, Llc Meta-element antenna and array
US7071888B2 (en) * 2003-05-12 2006-07-04 Hrl Laboratories, Llc Steerable leaky wave antenna capable of both forward and backward radiation
US7154451B1 (en) 2004-09-17 2006-12-26 Hrl Laboratories, Llc Large aperture rectenna based on planar lens structures
US7164387B2 (en) * 2003-05-12 2007-01-16 Hrl Laboratories, Llc Compact tunable antenna
US6879298B1 (en) * 2003-10-15 2005-04-12 Harris Corporation Multi-band horn antenna using corrugations having frequency selective surfaces
US20070211403A1 (en) * 2003-12-05 2007-09-13 Hrl Laboratories, Llc Molded high impedance surface
US20060082511A1 (en) * 2004-09-27 2006-04-20 Osterhues Gordon D Electronically controlled dual polarizer
US20060066414A1 (en) * 2004-09-28 2006-03-30 Rockwell Scientific Licensing, Llc Method and apparatus for changing the polarization of a signal
US7307589B1 (en) 2005-12-29 2007-12-11 Hrl Laboratories, Llc Large-scale adaptive surface sensor arrays
GB0706301D0 (en) 2007-03-30 2007-05-09 E2V Tech Uk Ltd Reflective means
US8212739B2 (en) 2007-05-15 2012-07-03 Hrl Laboratories, Llc Multiband tunable impedance surface
US7868829B1 (en) 2008-03-21 2011-01-11 Hrl Laboratories, Llc Reflectarray
US8436785B1 (en) 2010-11-03 2013-05-07 Hrl Laboratories, Llc Electrically tunable surface impedance structure with suppressed backward wave
US8994609B2 (en) 2011-09-23 2015-03-31 Hrl Laboratories, Llc Conformal surface wave feed
US9466887B2 (en) 2010-11-03 2016-10-11 Hrl Laboratories, Llc Low cost, 2D, electronically-steerable, artificial-impedance-surface antenna
US8982011B1 (en) 2011-09-23 2015-03-17 Hrl Laboratories, Llc Conformal antennas for mitigation of structural blockage
CN105870639B (zh) * 2016-03-30 2018-11-06 东南大学 一种基于有源器件的极化转换器及其对入射波的响应方法
US10840573B2 (en) 2017-12-05 2020-11-17 The United States Of America, As Represented By The Secretary Of The Air Force Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates
US10547117B1 (en) 2017-12-05 2020-01-28 Unites States Of America As Represented By The Secretary Of The Air Force Millimeter wave, wideband, wide scan phased array architecture for radiating circular polarization at high power levels

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800657A (en) * 1954-09-20 1957-07-23 Gilfilan Bros Inc Circularly polarizing antenna assembly
US3276023A (en) * 1963-05-21 1966-09-27 Dorne And Margolin Inc Grid array antenna
FR2063967B1 (xx) * 1969-10-15 1973-10-19 Bony Gilbert
US3955201A (en) * 1974-07-29 1976-05-04 Crump Lloyd R Radar randome antenna with switchable R.F. transparency/reflectivity

Also Published As

Publication number Publication date
IT7848161A0 (it) 1978-02-23
DE2808035C3 (de) 1981-10-29
GB1605119A (en) 1981-12-16
NL174783B (nl) 1984-03-01
FR2382109A1 (fr) 1978-09-22
NL7802030A (nl) 1978-08-29
IT1101884B (it) 1985-10-07
FR2382109B1 (xx) 1981-06-12
DE2808035B2 (de) 1981-01-15
DE2808035A1 (de) 1978-08-31
US4266203A (en) 1981-05-05

Similar Documents

Publication Publication Date Title
NL174783C (nl) Hyperfrequente, elektrisch regelbare polarisatie-transformator.
NL7805121A (nl) Gesubstitueerde fenylaminocarbonylbenzamiden.
NL7802004A (nl) Elektrode.
NO772735L (no) Elektrode.
NL7801488A (nl) Tweepolige elektrode.
NL7707392A (nl) Elektrode.
NL7802138A (nl) Aanvoerinrichting.
NL7806730A (nl) Draaiinrichting.
NL7804145A (nl) Gesubstitueerde octanen.
IT7824169A0 (it) Trasformatore.
IT7821703A0 (it) Valvola comandabile elettricamente.
ES238476Y (es) Banera perfeccionada.
NL7713118A (nl) Hoogspanningstransformator.
TR20326A (tr) 1-aril-1,4-dihidro-4 okso-piridazinler
IT1103475B (it) Interfenilen 8-aza-9-diossotia-11,12-secoprostaglandine
NL189173C (nl) Instelinrichting.
IT7819654A0 (it) Separatore di polarizzazione.
IT7824874A0 (it) 2-arilammino-3,5-dinitro-benzotrifluoruri.
NL7804263A (nl) Referentie-elektrode.
NL7711111A (nl) Elektrisch bestuurbare stelinrichting.
NL7809455A (nl) Elektrode.
NO143928C (no) Kaffemaskin.
NL7706694A (nl) Electrode.
NO784364L (no) Dielektrisk preparat.
NL7706773A (nl) Convergentieinrichting.

Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee
BV The patent application has lapsed