JPS52140254A - Antenna unit - Google Patents

Antenna unit

Info

Publication number
JPS52140254A
JPS52140254A JP5750376A JP5750376A JPS52140254A JP S52140254 A JPS52140254 A JP S52140254A JP 5750376 A JP5750376 A JP 5750376A JP 5750376 A JP5750376 A JP 5750376A JP S52140254 A JPS52140254 A JP S52140254A
Authority
JP
Japan
Prior art keywords
antenna unit
reflector
antenna
negate
launcher
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.)
Pending
Application number
JP5750376A
Other languages
Japanese (ja)
Inventor
Tomoo Mizusawa
Yoriro Kinoshita
Shinichi Betsudan
Shigeru Sato
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP5750376A priority Critical patent/JPS52140254A/en
Priority to PT6656077A priority patent/PT66560B/en
Priority to GB2073577A priority patent/GB1565870A/en
Priority to CA278,620A priority patent/CA1076696A/en
Priority to DE19772722373 priority patent/DE2722373C3/en
Priority to IT2370677A priority patent/IT1085084B/en
Priority to FR7715310A priority patent/FR2352412A1/en
Publication of JPS52140254A publication Critical patent/JPS52140254A/en
Priority to US05/946,619 priority patent/US4186402A/en
Pending 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
    • H01Q19/191—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 wherein the primary active element uses one or more deflecting surfaces, e.g. beam waveguide feeds

Abstract

PURPOSE: To negate the crossed deviation element occurring at the primary ejector system of the antenna, and thus to reduce the launcher and each reflector, by using three units of non-symmetrical reflector to the antenna unit used to the land station of the satellite communication.
COPYRIGHT: (C)1977,JPO&Japio
JP5750376A 1976-05-18 1976-05-18 Antenna unit Pending JPS52140254A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP5750376A JPS52140254A (en) 1976-05-18 1976-05-18 Antenna unit
PT6656077A PT66560B (en) 1976-05-18 1977-05-17 Aerial system
GB2073577A GB1565870A (en) 1976-05-18 1977-05-17 Aerial system
CA278,620A CA1076696A (en) 1976-05-18 1977-05-17 Aerial system
DE19772722373 DE2722373C3 (en) 1976-05-18 1977-05-17 Antenna system
IT2370677A IT1085084B (en) 1976-05-18 1977-05-18 ANTENNA SYSTEM
FR7715310A FR2352412A1 (en) 1976-05-18 1977-05-18 ANTENNA SYSTEM
US05/946,619 US4186402A (en) 1976-05-18 1978-09-28 Cassegrainian antenna with beam waveguide feed to reduce spillover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5750376A JPS52140254A (en) 1976-05-18 1976-05-18 Antenna unit

Publications (1)

Publication Number Publication Date
JPS52140254A true JPS52140254A (en) 1977-11-22

Family

ID=13057519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5750376A Pending JPS52140254A (en) 1976-05-18 1976-05-18 Antenna unit

Country Status (7)

Country Link
JP (1) JPS52140254A (en)
CA (1) CA1076696A (en)
DE (1) DE2722373C3 (en)
FR (1) FR2352412A1 (en)
GB (1) GB1565870A (en)
IT (1) IT1085084B (en)
PT (1) PT66560B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744302A (en) * 1980-08-28 1982-03-12 Mitsubishi Electric Corp Antenna device
JPS57178402A (en) * 1981-04-27 1982-11-02 Kokusai Denshin Denwa Co Ltd <Kdd> Multireflex mirror antenna
DE3209513A1 (en) * 1982-03-16 1984-02-09 ANT Nachrichtentechnik GmbH, 7150 Backnang Eccentric Parabolic Antenna with Low Cross Polarization
DE3330284A1 (en) * 1983-08-22 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Satellite-radio ground-station antenna arrangement operating on the Cassegrain principle
DE3400729A1 (en) * 1984-01-11 1985-07-18 Siemens AG, 1000 Berlin und 8000 München Cassegrain antenna which can be pivoted
DE3400736A1 (en) * 1984-01-11 1985-07-18 Siemens AG, 1000 Berlin und 8000 München Satellite radio ground station antenna arrangement operating on the Cassegrain principle
FR2589284B1 (en) * 1985-10-28 1988-05-20 Alcatel Espace MULTI-REFLECTOR ANTENNA RADIATING A STEERABLE BEAM WITH A LARGE TRAVEL

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4856358A (en) * 1971-11-17 1973-08-08
JPS4891950A (en) * 1972-03-08 1973-11-29
JPS49120565A (en) * 1973-03-16 1974-11-18

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3821746A (en) * 1971-11-17 1974-06-28 Mitsubishi Electric Corp Antenna system with distortion compensating reflectors

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4856358A (en) * 1971-11-17 1973-08-08
JPS4891950A (en) * 1972-03-08 1973-11-29
JPS49120565A (en) * 1973-03-16 1974-11-18

Also Published As

Publication number Publication date
CA1076696A (en) 1980-04-29
FR2352412B1 (en) 1981-10-23
DE2722373C3 (en) 1984-06-14
GB1565870A (en) 1980-04-23
PT66560B (en) 1978-10-18
DE2722373A1 (en) 1977-12-01
PT66560A (en) 1977-06-01
FR2352412A1 (en) 1977-12-16
IT1085084B (en) 1985-05-28
DE2722373B2 (en) 1980-08-07

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