FR2512281B1 - - Google Patents

Info

Publication number
FR2512281B1
FR2512281B1 FR8116467A FR8116467A FR2512281B1 FR 2512281 B1 FR2512281 B1 FR 2512281B1 FR 8116467 A FR8116467 A FR 8116467A FR 8116467 A FR8116467 A FR 8116467A FR 2512281 B1 FR2512281 B1 FR 2512281B1
Authority
FR
France
Prior art keywords
delta
duplexer
axis
grid
horn associated
Prior art date
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
FR8116467A
Other languages
English (en)
Other versions
FR2512281A1 (fr
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 FR8116467A priority Critical patent/FR2512281B1/fr
Priority to DE8282401518T priority patent/DE3267174D1/de
Priority to EP82401518A priority patent/EP0074295B1/fr
Priority to AT82401518T priority patent/ATE16332T1/de
Priority to US06/411,958 priority patent/US4574288A/en
Priority to JP57149018A priority patent/JPS5843601A/ja
Priority to CA000410362A priority patent/CA1202105A/fr
Publication of FR2512281A1 publication Critical patent/FR2512281A1/fr
Application granted granted Critical
Publication of FR2512281B1 publication Critical patent/FR2512281B1/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
    • 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
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • 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
FR8116467A 1981-08-28 1981-08-28 Expired FR2512281B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR8116467A FR2512281B1 (fr) 1981-08-28 1981-08-28
DE8282401518T DE3267174D1 (en) 1981-08-28 1982-08-10 Passive microwave duplexer using semi-conductors
EP82401518A EP0074295B1 (fr) 1981-08-28 1982-08-10 Duplexeur d'ondes électromagnétiques passif à semi-conducteur
AT82401518T ATE16332T1 (de) 1981-08-28 1982-08-10 Passiver mikrowellenduplexer mit halbleitern.
US06/411,958 US4574288A (en) 1981-08-28 1982-08-26 Passive electromagnetic wave duplexer for millimetric antenna
JP57149018A JPS5843601A (ja) 1981-08-28 1982-08-27 受動送受切替装置
CA000410362A CA1202105A (fr) 1981-08-28 1982-08-27 Duplexeur passif d'ondes electromagnetiques comprenant un semiconducteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8116467A FR2512281B1 (fr) 1981-08-28 1981-08-28

Publications (2)

Publication Number Publication Date
FR2512281A1 FR2512281A1 (fr) 1983-03-04
FR2512281B1 true FR2512281B1 (fr) 1983-10-28

Family

ID=9261748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8116467A Expired FR2512281B1 (fr) 1981-08-28 1981-08-28

Country Status (7)

Country Link
US (1) US4574288A (fr)
EP (1) EP0074295B1 (fr)
JP (1) JPS5843601A (fr)
AT (1) ATE16332T1 (fr)
CA (1) CA1202105A (fr)
DE (1) DE3267174D1 (fr)
FR (1) FR2512281B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245352A (en) * 1982-09-30 1993-09-14 The Boeing Company Threshold sensitive low visibility reflecting surface
US4684954A (en) * 1985-08-19 1987-08-04 Radant Technologies, Inc. Electromagnetic energy shield
US6747607B1 (en) * 1988-02-12 2004-06-08 The Directv Group, Inc. Radiation power limiter
JPH0711002Y2 (ja) * 1988-08-10 1995-03-15 株式会社ユニシアジェックス 液体ポンプの流量制御弁
US5990837A (en) * 1994-09-07 1999-11-23 Asi Rugged gas tube RF cellular antenna
US5594456A (en) * 1994-09-07 1997-01-14 Patriot Scientific Corporation Gas tube RF antenna
US5592186A (en) * 1995-03-02 1997-01-07 Northrop Grumman Corporation Sectional filter assembly
JPH0951293A (ja) * 1995-05-30 1997-02-18 Matsushita Electric Ind Co Ltd 室内無線通信システム
US6369763B1 (en) 2000-04-05 2002-04-09 Asi Technology Corporation Reconfigurable plasma antenna
US6812895B2 (en) 2000-04-05 2004-11-02 Markland Technologies, Inc. Reconfigurable electromagnetic plasma waveguide used as a phase shifter and a horn antenna
US6624719B1 (en) 2000-04-05 2003-09-23 Asi Technology Corporation Reconfigurable electromagnetic waveguide
US6876330B2 (en) * 2002-07-17 2005-04-05 Markland Technologies, Inc. Reconfigurable antennas
US6710746B1 (en) 2002-09-30 2004-03-23 Markland Technologies, Inc. Antenna having reconfigurable length
US11424525B2 (en) 2020-10-19 2022-08-23 Wi-LAN Research Inc. Duplexers and related devices for 5G/6G and subsequent protocols and for mm-wave and terahertz applications

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2761137A (en) * 1946-01-05 1956-08-28 Lester C Van Atta Solid dielectric waveguide with metal plating
GB756381A (en) * 1953-12-09 1956-09-05 Emi Ltd Improvements in or relating to slot aerials
US2982960A (en) * 1958-08-29 1961-05-02 Hughes Aircraft Co Arbitrarily polarized slot radiator
GB1047471A (fr) * 1962-05-03 1900-01-01
US3274601A (en) * 1962-12-12 1966-09-20 Blass Antenna Electronics Corp Antenna system with electronic scanning means
US3245008A (en) * 1963-02-27 1966-04-05 Gen Electric Gas tube reflective surface ionizable by high energy electromagnetic waves
US3484784A (en) * 1963-11-05 1969-12-16 Raytheon Co Antenna array duplexing system
US3317860A (en) * 1964-04-20 1967-05-02 Robert V Garver Diode limiter
FR2133169A5 (fr) * 1971-04-09 1972-11-24 Thomson Csf
US3969729A (en) * 1975-03-17 1976-07-13 International Telephone And Telegraph Corporation Network-fed phased array antenna system with intrinsic RF phase shift capability
FR2458153A1 (fr) * 1979-05-31 1980-12-26 Thomson Csf Limiteur passif d'ondes electromagnetiques et duplexeur constitue a l'aide d'un tel limiteur

Also Published As

Publication number Publication date
EP0074295A1 (fr) 1983-03-16
ATE16332T1 (de) 1985-11-15
JPH0249561B2 (fr) 1990-10-30
US4574288A (en) 1986-03-04
JPS5843601A (ja) 1983-03-14
EP0074295B1 (fr) 1985-10-30
FR2512281A1 (fr) 1983-03-04
DE3267174D1 (en) 1985-12-05
CA1202105A (fr) 1986-03-18

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Legal Events

Date Code Title Description
ER Errata listed in the french official journal (bopi)
ST Notification of lapse