FR2377711A1 - Illuminateur destine a une antenne pour capter entre autres des signaux emis par satellites - Google Patents

Illuminateur destine a une antenne pour capter entre autres des signaux emis par satellites

Info

Publication number
FR2377711A1
FR2377711A1 FR7800511A FR7800511A FR2377711A1 FR 2377711 A1 FR2377711 A1 FR 2377711A1 FR 7800511 A FR7800511 A FR 7800511A FR 7800511 A FR7800511 A FR 7800511A FR 2377711 A1 FR2377711 A1 FR 2377711A1
Authority
FR
France
Prior art keywords
illuminator
waveguide
antenna
section
satellites
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.)
Granted
Application number
FR7800511A
Other languages
English (en)
French (fr)
Other versions
FR2377711B1 (enExample
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2377711A1 publication Critical patent/FR2377711A1/fr
Application granted granted Critical
Publication of FR2377711B1 publication Critical patent/FR2377711B1/fr
Granted legal-status Critical Current

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
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H01Q15/244—Polarisation converters converting a linear polarised wave into a circular polarised wave
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/165—Auxiliary devices for rotating the plane of polarisation
    • H01P1/175—Auxiliary devices for rotating the plane of polarisation using Faraday rotators

Landscapes

  • Waveguide Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
FR7800511A 1977-01-12 1978-01-10 Illuminateur destine a une antenne pour capter entre autres des signaux emis par satellites Granted FR2377711A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7700230,A NL180623C (nl) 1977-01-12 1977-01-12 Belichter voor een antenne.

Publications (2)

Publication Number Publication Date
FR2377711A1 true FR2377711A1 (fr) 1978-08-11
FR2377711B1 FR2377711B1 (enExample) 1984-06-15

Family

ID=19827755

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7800511A Granted FR2377711A1 (fr) 1977-01-12 1978-01-10 Illuminateur destine a une antenne pour capter entre autres des signaux emis par satellites

Country Status (12)

Country Link
US (1) US4178574A (enExample)
JP (1) JPS5388552A (enExample)
BR (1) BR7800117A (enExample)
CA (1) CA1110722A (enExample)
DE (1) DE2800101A1 (enExample)
DK (1) DK149675C (enExample)
FI (1) FI71041C (enExample)
FR (1) FR2377711A1 (enExample)
GB (1) GB1565919A (enExample)
NL (1) NL180623C (enExample)
NO (1) NO148052C (enExample)
SE (1) SE439561B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3023562C2 (de) * 1980-06-24 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Polarisationsumwandlung elektromagnetischer Wellen
DE3023561C2 (de) * 1980-06-24 1986-01-02 Siemens AG, 1000 Berlin und 8000 München Leitergitterstruktur zur Polarisationsumwandlung elektromagnetischer Wellen
DE3108758A1 (de) * 1981-03-07 1982-09-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Mikrowellen-empfangseinrichtung
FR2502405A1 (fr) * 1981-03-18 1982-09-24 Portenseigne Systeme de reception de signaux hyperfrequences a polarisations orthogonales
JPS60165101A (ja) * 1984-02-08 1985-08-28 Mitsubishi Electric Corp 偏波変換装置
NL8401335A (nl) * 1984-04-26 1985-11-18 Philips Nv Ontvanginrichting voor toepassing in een tv front end.
JPS60239107A (ja) * 1984-05-14 1985-11-28 Mitsubishi Electric Corp アンテナ装置
US5257031A (en) * 1984-07-09 1993-10-26 Selenia Industrie Elettroniche Associate S.P.A. Multibeam antenna which can provide different beam positions according to the angular sector of interest
FR2594600B1 (fr) * 1986-02-18 1988-04-15 Alcatel Thomson Faisceaux Dispositif de reglage de la polarisation d'une antenne et procede de mise en oeuvre d'un tel dispositif
DE3875033D1 (de) * 1987-08-12 1992-11-05 Siemens Ag Richtfunkantenne.
GB8820097D0 (en) * 1988-08-24 1988-09-28 Racal Mesl Ltd Radio signal polarising arrangements
FR2777700B1 (fr) * 1998-04-20 2000-07-07 Org Europeenne Telecommunications Par Satellite Eutelsat Agencement de convertisseur de frequences pour antennes parabolique
US6297710B1 (en) 1999-09-02 2001-10-02 Channel Master Llc Slip joint polarizer
WO2010048174A1 (en) * 2008-10-20 2010-04-29 Ems Technologies, Inc. Antenna polarization control
KR101166728B1 (ko) * 2011-01-27 2012-07-19 (주)인텔리안테크놀로지스 다중 편파 위성 신호를 위한 편파기 회전 기구 및 이를 구비한 위성 신호 수신 장치
US9203162B2 (en) * 2011-03-09 2015-12-01 Thrane & Thrane A/S Device for switching between linear and circular polarization using a rotatable depolarizer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978702A (en) * 1957-07-31 1961-04-04 Arf Products Antenna polarizer having two phase shifting medium
GB936111A (en) * 1958-06-18 1963-09-04 Cossor Ltd A C Improvements in or relating to propagation of radar energy
US3287730A (en) * 1963-02-05 1966-11-22 John L Kerr Variable polarization antenna
US3988732A (en) * 1965-12-22 1976-10-26 The United States Of America As Represented By The Secretary Of The Navy 3-Channel selectable polarization, target discrimination antenna
US3394375A (en) * 1966-11-04 1968-07-23 Northern Electric Co Automatic tracking system for linearly polarized electromagnetic waves
GB1330175A (en) * 1970-08-04 1973-09-12 Elliott Brothers London Ltd Radio aerials

Also Published As

Publication number Publication date
US4178574A (en) 1979-12-11
FI71041C (fi) 1986-10-27
JPS6232842B2 (enExample) 1987-07-17
CA1110722A (en) 1981-10-13
JPS5388552A (en) 1978-08-04
DK9578A (da) 1978-07-13
NO780079L (no) 1978-07-13
NO148052B (no) 1983-04-18
NL7700230A (nl) 1978-07-14
DK149675C (da) 1987-04-13
BR7800117A (pt) 1978-10-24
FI71041B (fi) 1986-07-18
GB1565919A (en) 1980-04-23
NO148052C (no) 1983-07-27
FI780062A7 (fi) 1978-07-13
SE7800163L (sv) 1978-07-13
NL180623C (nl) 1987-08-17
SE439561B (sv) 1985-06-17
NL180623B (nl) 1986-10-16
DK149675B (da) 1986-09-01
FR2377711B1 (enExample) 1984-06-15
DE2800101A1 (de) 1978-07-13

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Legal Events

Date Code Title Description
ST Notification of lapse