FR2210840B1 - - Google Patents

Info

Publication number
FR2210840B1
FR2210840B1 FR7345457A FR7345457A FR2210840B1 FR 2210840 B1 FR2210840 B1 FR 2210840B1 FR 7345457 A FR7345457 A FR 7345457A FR 7345457 A FR7345457 A FR 7345457A FR 2210840 B1 FR2210840 B1 FR 2210840B1
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
FR7345457A
Other languages
French (fr)
Other versions
FR2210840A1 (ja
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of FR2210840A1 publication Critical patent/FR2210840A1/fr
Application granted granted Critical
Publication of FR2210840B1 publication Critical patent/FR2210840B1/fr
Expired 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
    • H01Q19/18—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
FR7345457A 1972-12-19 1973-12-19 Expired FR2210840B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00316617A US3852765A (en) 1972-12-19 1972-12-19 Spherical double reflector antenna

Publications (2)

Publication Number Publication Date
FR2210840A1 FR2210840A1 (ja) 1974-07-12
FR2210840B1 true FR2210840B1 (ja) 1978-11-10

Family

ID=23229836

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7345457A Expired FR2210840B1 (ja) 1972-12-19 1973-12-19

Country Status (7)

Country Link
US (1) US3852765A (ja)
JP (1) JPS5047542A (ja)
AU (1) AU6340673A (ja)
BR (1) BR7309964D0 (ja)
CA (1) CA992197A (ja)
DE (1) DE2362493A1 (ja)
FR (1) FR2210840B1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938162A (en) * 1974-08-27 1976-02-10 The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp Variable beamwidth antenna
JPS5412550A (en) * 1977-06-29 1979-01-30 Nippon Telegr & Teleph Corp <Ntt> Dual reflecting mirror antenna of offset type
US5859619A (en) * 1996-10-22 1999-01-12 Trw Inc. Small volume dual offset reflector antenna
US6542118B2 (en) * 2001-08-24 2003-04-01 Ball Aerospace & Technologies Corp. Antenna apparatus including compound curve antenna structure and feed array
US7183990B2 (en) * 2004-02-04 2007-02-27 Ems Technologies Canada Ltd Aperture illumination control membrane
US7733282B2 (en) * 2005-03-18 2010-06-08 Mostafa M. Kharadly Reflector antenna
US10263342B2 (en) * 2013-10-15 2019-04-16 Northrop Grumman Systems Corporation Reflectarray antenna system
US11129077B2 (en) 2015-07-10 2021-09-21 Comcast Cable Communications, Llc Directional router communication and tracking
US10944164B2 (en) 2019-03-13 2021-03-09 Northrop Grumman Systems Corporation Reflectarray antenna for transmission and reception at multiple frequency bands
US10892549B1 (en) 2020-02-28 2021-01-12 Northrop Grumman Systems Corporation Phased-array antenna system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423756A (en) * 1964-09-10 1969-01-21 Rca Corp Scanning antenna feed
US3406401A (en) * 1966-08-25 1968-10-15 Bell Telephone Labor Inc Communication satellite system

Also Published As

Publication number Publication date
CA992197A (en) 1976-06-29
BR7309964D0 (pt) 1974-08-29
US3852765A (en) 1974-12-03
JPS5047542A (ja) 1975-04-28
DE2362493A1 (de) 1974-06-20
AU6340673A (en) 1975-06-12
FR2210840A1 (ja) 1974-07-12

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Legal Events

Date Code Title Description
ST Notification of lapse