CA2091730A1 - Antenne receptrice a orientation unique pour une multiplicite de satellites a positions orbitales differentes - Google Patents

Antenne receptrice a orientation unique pour une multiplicite de satellites a positions orbitales differentes

Info

Publication number
CA2091730A1
CA2091730A1 CA002091730A CA2091730A CA2091730A1 CA 2091730 A1 CA2091730 A1 CA 2091730A1 CA 002091730 A CA002091730 A CA 002091730A CA 2091730 A CA2091730 A CA 2091730A CA 2091730 A1 CA2091730 A1 CA 2091730A1
Authority
CA
Canada
Prior art keywords
reception
sector
satellites
reflector
sectors
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.)
Abandoned
Application number
CA002091730A
Other languages
English (en)
Inventor
Claude Cluniat
Jean-Jacques Delmas
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.)
Telediffusion de France ets Public de Diffusion
Thomson LGT Laboratoire General des Telecommunications
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Publication of CA2091730A1 publication Critical patent/CA2091730A1/fr
Abandoned 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
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
    • H01Q15/165—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal composed of a plurality of rigid panels
    • H01Q15/167—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal composed of a plurality of rigid panels comprising a gap between adjacent panels or group of panels, e.g. stepped reflectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/45—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more feeds in association with a common reflecting, diffracting or refracting device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Structure Of Receivers (AREA)
CA002091730A 1992-03-17 1993-03-16 Antenne receptrice a orientation unique pour une multiplicite de satellites a positions orbitales differentes Abandoned CA2091730A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9203160 1992-03-17
FR929203160A FR2688944B1 (fr) 1992-03-17 1992-03-17 Antenne de reception a pointage unique pour plusieurs satellites de positions orbitales differentes.

Publications (1)

Publication Number Publication Date
CA2091730A1 true CA2091730A1 (fr) 1993-09-18

Family

ID=9427753

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002091730A Abandoned CA2091730A1 (fr) 1992-03-17 1993-03-16 Antenne receptrice a orientation unique pour une multiplicite de satellites a positions orbitales differentes

Country Status (4)

Country Link
EP (1) EP0561675A1 (fr)
JP (1) JPH0690112A (fr)
CA (1) CA2091730A1 (fr)
FR (1) FR2688944B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007002235A2 (fr) 2005-06-27 2007-01-04 Lockheed Martin Corporation Antenne a reflecteur progressif pour charges utiles de communication satellite

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2701169B1 (fr) * 1993-02-02 1995-04-14 Telediffusion Fse Réflecteur d'antenne à diffraction pour plusieurs faisceaux de télécommunications.
US6600730B1 (en) * 1998-08-20 2003-07-29 Hughes Electronics Corporation System for distribution of satellite signals from separate multiple satellites on a single cable line

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2695958A (en) * 1944-07-31 1954-11-30 Bell Telephone Labor Inc Directive antenna system
US4513293A (en) * 1981-11-12 1985-04-23 Communications Design Group, Inc. Frequency selective antenna
US4825223A (en) * 1986-11-25 1989-04-25 Tsiger Systems Corporation Microwave reflector assembly
GB2231445A (en) * 1989-04-18 1990-11-14 Anthony Edgar Sale Aerial system
JPH0336829A (ja) * 1989-07-03 1991-02-18 Toshiba Corp 直交偏波受信装置
GB2237685A (en) * 1989-10-05 1991-05-08 Nigel Henry New Aerial
FR2653941B1 (fr) * 1989-10-31 1992-02-28 Thomson Lgt Antenne de reception multifocale a direction de pointage unique pour plusieurs satellites.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007002235A2 (fr) 2005-06-27 2007-01-04 Lockheed Martin Corporation Antenne a reflecteur progressif pour charges utiles de communication satellite
EP1897173A2 (fr) * 2005-06-27 2008-03-12 Lockheed Martin Corporation Antenne a reflecteur progressif pour charges utiles de communication satellite
EP1897173A4 (fr) * 2005-06-27 2009-12-02 Lockheed Corp Antenne a reflecteur progressif pour charges utiles de communication satellite
US7737903B1 (en) 2005-06-27 2010-06-15 Lockheed Martin Corporation Stepped-reflector antenna for satellite communication payloads

Also Published As

Publication number Publication date
FR2688944B1 (fr) 1994-06-10
EP0561675A1 (fr) 1993-09-22
JPH0690112A (ja) 1994-03-29
FR2688944A1 (fr) 1993-09-24

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Legal Events

Date Code Title Description
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