FR2153164B1 - - Google Patents

Info

Publication number
FR2153164B1
FR2153164B1 FR7134067A FR7134067A FR2153164B1 FR 2153164 B1 FR2153164 B1 FR 2153164B1 FR 7134067 A FR7134067 A FR 7134067A FR 7134067 A FR7134067 A FR 7134067A FR 2153164 B1 FR2153164 B1 FR 2153164B1
Authority
FR
France
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
Application number
FR7134067A
Other languages
French (fr)
Other versions
FR2153164A1 (ko
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Priority to FR7134067A priority Critical patent/FR2153164B1/fr
Priority to US00286407A priority patent/US3797020A/en
Priority to IT52828/72A priority patent/IT965409B/it
Priority to GB4384772A priority patent/GB1385737A/en
Priority to DE2246650A priority patent/DE2246650C2/de
Publication of FR2153164A1 publication Critical patent/FR2153164A1/fr
Application granted granted Critical
Publication of FR2153164B1 publication Critical patent/FR2153164B1/fr
Expired legal-status Critical Current

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
    • 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)
FR7134067A 1971-09-22 1971-09-22 Expired FR2153164B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7134067A FR2153164B1 (ko) 1971-09-22 1971-09-22
US00286407A US3797020A (en) 1971-09-22 1972-09-05 Microwave antenna structure with aperture blocking elimination
IT52828/72A IT965409B (it) 1971-09-22 1972-09-19 Perfezionamenti alle antenne iperfrequenze
GB4384772A GB1385737A (en) 1971-09-22 1972-09-21 Microwave antennas
DE2246650A DE2246650C2 (de) 1971-09-22 1972-09-22 Aplanatische Höchstfrequenzantenne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7134067A FR2153164B1 (ko) 1971-09-22 1971-09-22

Publications (2)

Publication Number Publication Date
FR2153164A1 FR2153164A1 (ko) 1973-05-04
FR2153164B1 true FR2153164B1 (ko) 1976-10-29

Family

ID=9083297

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7134067A Expired FR2153164B1 (ko) 1971-09-22 1971-09-22

Country Status (5)

Country Link
US (1) US3797020A (ko)
DE (1) DE2246650C2 (ko)
FR (1) FR2153164B1 (ko)
GB (1) GB1385737A (ko)
IT (1) IT965409B (ko)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914768A (en) * 1974-01-31 1975-10-21 Bell Telephone Labor Inc Multiple-beam Cassegrainian antenna
US3953858A (en) * 1975-05-30 1976-04-27 Bell Telephone Laboratories, Incorporated Multiple beam microwave apparatus
FR2458821A1 (fr) * 1979-06-13 1981-01-02 Thomson Csf Dispositif reducteur de brouillage en polarisation rectiligne tournante et radar comportant un tel dispositif
US4259674A (en) * 1979-10-24 1981-03-31 Bell Laboratories Phased array antenna arrangement with filtering to reduce grating lobes
US4504835A (en) * 1982-06-15 1985-03-12 The United States Of America As Represented By The Secretary Of The Navy Low sidelobe, high efficiency mirror antenna with twist reflector
EP0170726A1 (de) * 1984-07-13 1986-02-12 Siemens Aktiengesellschaft Zweireflektor-Richtantenne
FR2649543B1 (fr) * 1989-07-07 1991-11-29 Thomson Csf Distributeur d'energie hyperfrequence pouvant rayonner directement
FR2655202B1 (fr) * 1989-11-24 1992-02-07 Thomson Csf Antenne a polarisation circulaire, notamment pour reseau d'antennes.
FR2697949B1 (fr) * 1992-11-06 1995-01-06 Thomson Csf Antenne pour radar notamment de désignation et de trajectographie.
US5455589A (en) * 1994-01-07 1995-10-03 Millitech Corporation Compact microwave and millimeter wave radar
FR2715511B1 (fr) * 1994-01-21 1996-02-23 Thomson Csf Dispositif de compensation des erreurs de pointage causées par des pannes de déphaseurs d'antennes à balayage électronique ou de coefficients d'antennes à formation de faisceaux par le calcul.
DE59508775D1 (de) * 1994-04-08 2000-11-16 Siemens Ag Radarantenne mit zumindest einem Primärstrahler und einem parabolförmigen Reflektor für ein Verkehrs-Radargerät zur Verkehrserfassung
FR2725075B1 (fr) * 1994-09-23 1996-11-15 Thomson Csf Procede et dispositif d'elargissement du diagramme de rayonnement d'une antenne active
FR2738397B1 (fr) * 1995-08-29 1997-12-05 Thomson Csf Procede d'elargissement du faisceau d'une antenne sterique
FR2775347B1 (fr) * 1998-02-24 2000-05-12 Thomson Csf Procede de determination de l'erreur de calage de la face rayonnante d'une antenne reseau a balayage electronique
US6014108A (en) * 1998-04-09 2000-01-11 Hughes Electronics Corporation Transverse-folded scanning antennas
US6225964B1 (en) * 1999-06-09 2001-05-01 Hughes Electronics Corporation Dual gridded reflector antenna system
RU2012111441A (ru) * 2012-03-26 2013-10-10 Джи-хо Ан Компактная неосесимметричная двухзеркальная антенна
US9929474B2 (en) * 2015-07-02 2018-03-27 Sea Tel, Inc. Multiple-feed antenna system having multi-position subreflector assembly
US11688950B2 (en) * 2020-08-10 2023-06-27 Lockheed Martin Corporation Multisegment array-fed ring-focus reflector antenna for wide-angle scanning

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1396404A (fr) * 1964-03-09 1965-04-23 Csf Nouveau système de changement de fréquence pour récepteur à voies multiples
FR1508062A (fr) * 1965-04-12 1968-01-05 Csf Antennes aplanétiques

Also Published As

Publication number Publication date
FR2153164A1 (ko) 1973-05-04
DE2246650A1 (de) 1973-03-29
US3797020A (en) 1974-03-12
DE2246650C2 (de) 1982-08-12
GB1385737A (en) 1975-02-26
IT965409B (it) 1974-01-31

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Legal Events

Date Code Title Description
ST Notification of lapse