DE3100013A1 - Bifokale reflektorantenne und ihr gestaltbestimmungsverfahren - Google Patents

Bifokale reflektorantenne und ihr gestaltbestimmungsverfahren

Info

Publication number
DE3100013A1
DE3100013A1 DE19813100013 DE3100013A DE3100013A1 DE 3100013 A1 DE3100013 A1 DE 3100013A1 DE 19813100013 DE19813100013 DE 19813100013 DE 3100013 A DE3100013 A DE 3100013A DE 3100013 A1 DE3100013 A1 DE 3100013A1
Authority
DE
Germany
Prior art keywords
reflector
surface point
antenna
additional
point
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.)
Ceased
Application number
DE19813100013
Other languages
German (de)
English (en)
Inventor
Masataka Tokyo Akagawa
Yoshihiko Mizuguchi
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.)
KDDI Corp
Original Assignee
Kokusai Denshin Denwa KK
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 Kokusai Denshin Denwa KK filed Critical Kokusai Denshin Denwa KK
Publication of DE3100013A1 publication Critical patent/DE3100013A1/de
Ceased 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
    • 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
    • H01Q19/12—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 wherein the surfaces are concave
    • H01Q19/17—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 wherein the surfaces are concave the primary radiating source comprising two or more radiating elements
    • 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

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
DE19813100013 1980-01-11 1981-01-02 Bifokale reflektorantenne und ihr gestaltbestimmungsverfahren Ceased DE3100013A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP126880A JPS5698905A (en) 1980-01-11 1980-01-11 Dual reflecting mirror antenna

Publications (1)

Publication Number Publication Date
DE3100013A1 true DE3100013A1 (de) 1981-12-03

Family

ID=11496703

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19813100013 Ceased DE3100013A1 (de) 1980-01-11 1981-01-02 Bifokale reflektorantenne und ihr gestaltbestimmungsverfahren

Country Status (4)

Country Link
US (1) US4360815A (OSRAM)
JP (1) JPS5698905A (OSRAM)
DE (1) DE3100013A1 (OSRAM)
FR (1) FR2473797B1 (OSRAM)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535338A (en) * 1982-05-10 1985-08-13 At&T Bell Laboratories Multibeam antenna arrangement
US4755826A (en) * 1983-01-10 1988-07-05 The United States Of America As Represented By The Secretary Of The Navy Bicollimated offset Gregorian dual reflector antenna system
JPS59143405A (ja) * 1983-02-04 1984-08-17 Kokusai Denshin Denwa Co Ltd <Kdd> マルチビ−ムアンテナ
JPS59196609A (ja) * 1983-04-22 1984-11-08 Mitsubishi Electric Corp アンテナ装置
GB8813655D0 (en) * 1988-06-09 1988-07-13 British Aerospace Spacecraft antenna system
US6603437B2 (en) 2001-02-13 2003-08-05 Raytheon Company High efficiency low sidelobe dual reflector antenna
TWI271549B (en) * 2004-10-14 2007-01-21 Nanophotonics Ltd Rectilinear mirror and imaging system having the same
EP2911245B1 (en) * 2012-10-16 2020-10-28 Mitsubishi Electric Corporation Reflector antenna device
CN103134444B (zh) * 2013-02-01 2015-07-29 同济大学 双视场可变焦三维测量系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914768A (en) * 1974-01-31 1975-10-21 Bell Telephone Labor Inc Multiple-beam Cassegrainian antenna
DE2523800A1 (de) * 1974-05-31 1975-12-11 Communications Satellite Corp Ringreflektorantenne mit unterreflektor zur aberrationskorrektur
US3995275A (en) * 1973-07-12 1976-11-30 Mitsubishi Denki Kabushiki Kaisha Reflector antenna having main and subreflector of diverse curvature

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1497597A (fr) * 1966-08-30 1967-10-13 Comp Generale Electricite Antenne multifocale
US4100548A (en) * 1976-09-30 1978-07-11 The United States Of America As Represented By The Secretary Of The Department Of Transportation Bifocal pillbox antenna system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995275A (en) * 1973-07-12 1976-11-30 Mitsubishi Denki Kabushiki Kaisha Reflector antenna having main and subreflector of diverse curvature
US3914768A (en) * 1974-01-31 1975-10-21 Bell Telephone Labor Inc Multiple-beam Cassegrainian antenna
DE2523800A1 (de) * 1974-05-31 1975-12-11 Communications Satellite Corp Ringreflektorantenne mit unterreflektor zur aberrationskorrektur

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
IEEE Transactions on Antennas and Propagation, Sept.1972, S.653-655 *
IEEE Transactions on Antennas and Propagation, Sept.1974, S.711-714 *
IEEE Transactions on Antennas and Propagation, Vol. AP-26, No.3, May 1978, S.455-471 *
IEEE Transactions on Antennas and Propagation, Vol. AP-27, No.2, March 1979, S.154-171 *
National Conference for the Institute of Electro- nics and Communication Engineers of Japan, No.93, 1978, S.93 *
Transactions of the Institute of Electronics and Communication Engineers of Japan, B-Vol.58, No.8, S.377-384 *

Also Published As

Publication number Publication date
US4360815A (en) 1982-11-23
FR2473797A1 (fr) 1981-07-17
FR2473797B1 (fr) 1985-08-23
JPS5698905A (en) 1981-08-08
JPH0373171B2 (OSRAM) 1991-11-21

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection