CA1314972C - Antenne a reflecteur de revolution - Google Patents

Antenne a reflecteur de revolution

Info

Publication number
CA1314972C
CA1314972C CA000612314A CA612314A CA1314972C CA 1314972 C CA1314972 C CA 1314972C CA 000612314 A CA000612314 A CA 000612314A CA 612314 A CA612314 A CA 612314A CA 1314972 C CA1314972 C CA 1314972C
Authority
CA
Canada
Prior art keywords
reflector
antenna according
antenna
sub
reflectors
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 - Fee Related
Application number
CA000612314A
Other languages
English (en)
French (fr)
Inventor
Nhu Bui-Hai
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.)
Alcatel Lucent NV
Original Assignee
Alcatel 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
Priority claimed from FR8812458A external-priority patent/FR2637129B1/fr
Priority claimed from FR8812459A external-priority patent/FR2637130B1/fr
Priority claimed from FR8813781A external-priority patent/FR2640087B1/fr
Application filed by Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of CA1314972C publication Critical patent/CA1314972C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Waveguide Aerials (AREA)
CA000612314A 1988-09-23 1989-09-21 Antenne a reflecteur de revolution Expired - Fee Related CA1314972C (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
FR8812458A FR2637129B1 (fr) 1988-09-23 1988-09-23 Antenne a optique cassegrain a reflecteurs de revolution
FR8812459A FR2637130B1 (fr) 1988-09-23 1988-09-23 Antenne a optique cassegrain a haut rendement
FR8812459 1988-09-23
FR8812458 1988-09-23
FR8813781A FR2640087B1 (fr) 1988-10-20 1988-10-20 Antenne paraboloidale monoreflecteur
FR8813781 1988-10-20

Publications (1)

Publication Number Publication Date
CA1314972C true CA1314972C (fr) 1993-03-23

Family

ID=27251696

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000612314A Expired - Fee Related CA1314972C (fr) 1988-09-23 1989-09-21 Antenne a reflecteur de revolution

Country Status (4)

Country Link
EP (1) EP0361294A1 (de)
JP (1) JPH02121506A (de)
AU (1) AU627493B2 (de)
CA (1) CA1314972C (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU627493B2 (en) * 1988-09-23 1992-08-27 Alcatel N.V. A circularly symmetrical reflector
EP1134838A1 (de) * 2000-03-14 2001-09-19 Lucent Technologies Inc. Antennengehäuse (Radom)
FR2986376B1 (fr) * 2012-01-31 2014-10-31 Alcatel Lucent Reflecteur secondaire d'antenne a double reflecteur
JP6143281B2 (ja) * 2013-03-04 2017-06-07 日本無線株式会社 レーダアンテナ
CN110429371B (zh) * 2019-08-07 2021-04-09 中国科学院新疆天文台 一种射电望远镜的馈电模式切换机构

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2551545A1 (de) * 1975-11-17 1977-05-26 Siemens Ag Drehsymmetrische cassegrain-antenne
FR2412961A1 (fr) * 1977-12-22 1979-07-20 Thomson Csf Systeme d'antenne a balayage conique pour radar de poursuite
JPS56169906A (en) * 1980-06-03 1981-12-26 Kokusai Denshin Denwa Co Ltd <Kdd> Antenna device
DE3380008D1 (en) * 1982-10-11 1989-07-06 Cambridge Electronic Ind Dish aerial
AU627493B2 (en) * 1988-09-23 1992-08-27 Alcatel N.V. A circularly symmetrical reflector

Also Published As

Publication number Publication date
JPH02121506A (ja) 1990-05-09
AU627493B2 (en) 1992-08-27
EP0361294A1 (de) 1990-04-04
AU4110389A (en) 1990-03-29

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Legal Events

Date Code Title Description
MKLA Lapsed