IT981187B - MICROWAVE ANTENNA TO RADIATE AND MICROWAVE ENERGY - Google Patents

MICROWAVE ANTENNA TO RADIATE AND MICROWAVE ENERGY

Info

Publication number
IT981187B
IT981187B IT21292/73A IT2129273A IT981187B IT 981187 B IT981187 B IT 981187B IT 21292/73 A IT21292/73 A IT 21292/73A IT 2129273 A IT2129273 A IT 2129273A IT 981187 B IT981187 B IT 981187B
Authority
IT
Italy
Prior art keywords
microwave
radiate
antenna
energy
microwave energy
Prior art date
Application number
IT21292/73A
Other languages
Italian (it)
Original Assignee
Nippon Electric Co
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 Nippon Electric Co filed Critical Nippon Electric Co
Application granted granted Critical
Publication of IT981187B publication Critical patent/IT981187B/en

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
IT21292/73A 1972-03-08 1973-03-07 MICROWAVE ANTENNA TO RADIATE AND MICROWAVE ENERGY IT981187B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47023161A JPS4891950A (en) 1972-03-08 1972-03-08

Publications (1)

Publication Number Publication Date
IT981187B true IT981187B (en) 1974-10-10

Family

ID=12102869

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21292/73A IT981187B (en) 1972-03-08 1973-03-07 MICROWAVE ANTENNA TO RADIATE AND MICROWAVE ENERGY

Country Status (7)

Country Link
US (1) US3845483A (en)
JP (1) JPS4891950A (en)
CA (1) CA984505A (en)
DE (1) DE2311439C2 (en)
FR (1) FR2175145B1 (en)
GB (1) GB1378114A (en)
IT (1) IT981187B (en)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2345222C3 (en) * 1973-09-07 1981-05-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Reflector antenna
FR2265190B1 (en) * 1974-03-19 1978-01-06 Thomson Csf
JPS52140254A (en) * 1976-05-18 1977-11-22 Mitsubishi Electric Corp Antenna unit
FR2429505A1 (en) * 1978-06-20 1980-01-18 Thomson Csf PERISCOPIC FEEDING SYSTEM FOR TWO-RANGE ANTENNA
JPS5744302A (en) * 1980-08-28 1982-03-12 Mitsubishi Electric Corp Antenna device
DE3144466A1 (en) * 1981-11-09 1983-07-07 AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang Controllable antenna arrangement
JPS58139503A (en) * 1982-02-15 1983-08-18 Kokusai Denshin Denwa Co Ltd <Kdd> Beam feeding device
JPS5911007A (en) * 1982-07-12 1984-01-20 Nec Corp Antenna device in common use as two-frequency band
US4491848A (en) * 1982-08-30 1985-01-01 At&T Bell Laboratories Substantially frequency-independent aberration correcting antenna arrangement
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
JPS6089104A (en) * 1983-09-22 1985-05-20 ブリテイツシユ・エアロスペイス・パブリツク・リミテツド・カンパニー Antenna unit
US4668955A (en) * 1983-11-14 1987-05-26 Ford Aerospace & Communications Corporation Plural reflector antenna with relatively moveable reflectors
US4716416A (en) * 1985-03-28 1987-12-29 Satellite Technology Services, Inc. Antenna dish reflector with integral declination adjustment
US4692771A (en) * 1985-03-28 1987-09-08 Satellite Technology Services, Inc. Antenna dish reflector with integral azimuth track
US5003321A (en) * 1985-09-09 1991-03-26 Sts Enterprises, Inc. Dual frequency feed
FR2589284B1 (en) * 1985-10-28 1988-05-20 Alcatel Espace MULTI-REFLECTOR ANTENNA RADIATING A STEERABLE BEAM WITH A LARGE TRAVEL
FR2592742B1 (en) * 1986-01-09 1988-03-18 Alcatel Espace DEVICE FOR ORIENTING AN ANTENNA FOR PERFORMING A SCANNING ACCORDING TO TWO ORTHOGONAL DIRECTIONS
DE3631735A1 (en) * 1986-09-18 1988-04-07 Messerschmitt Boelkow Blohm MESSAGE TRANSFER DEVICE FOR SPACE VEHICLES
US5673057A (en) * 1995-11-08 1997-09-30 Trw Inc. Three axis beam waveguide antenna
GB2336341A (en) * 1997-02-14 1999-10-20 Easat Antennas Ltd Method and apparatus for the remote clearance of explosive devices
GB9703077D0 (en) * 1997-02-14 1997-04-02 Easat Antennas Ltd Method and apparatus for the remote clearance of explosive devices
US6061033A (en) * 1997-11-06 2000-05-09 Raytheon Company Magnified beam waveguide antenna system for low gain feeds
US6225961B1 (en) 1999-07-27 2001-05-01 Prc Inc. Beam waveguide antenna with independently steerable antenna beams and method of compensating for planetary aberration in antenna beam tracking of spacecraft
US7042409B2 (en) * 2001-09-27 2006-05-09 The Boeing Company Method and apparatus for mounting a rotating reflector antenna to minimize swept arc
US7129903B2 (en) * 2001-09-27 2006-10-31 The Boeing Company Method and apparatus for mounting a rotating reflector antenna to minimize swept arc
US7030831B2 (en) * 2002-11-14 2006-04-18 Wifi-Plus, Inc. Multi-polarized feeds for dish antennas
US7556389B2 (en) * 2006-03-30 2009-07-07 Raytheon Company Pointable optical system with coude optics having a short on-gimbal path length
RU2449436C1 (en) * 2010-10-04 2012-04-27 Открытое акционерное общество "Информационные спутниковые системы" имени академика М.Ф. Решетнева" Deployable large-size double-mirror antenna of spacecraft
EP2996197B1 (en) * 2014-09-10 2021-10-20 MacDonald, Dettwiler and Associates Corporation Wide scan steerable antenna

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1516826A1 (en) * 1966-04-26 1969-08-14 Siemens Ag Directional antenna arrangement for very short electromagnetic waves
JPS5211872B2 (en) * 1971-11-17 1977-04-02

Also Published As

Publication number Publication date
CA984505A (en) 1976-02-24
FR2175145B1 (en) 1982-05-07
GB1378114A (en) 1974-12-18
FR2175145A1 (en) 1973-10-19
DE2311439A1 (en) 1973-10-04
JPS4891950A (en) 1973-11-29
US3845483A (en) 1974-10-29
DE2311439C2 (en) 1982-10-14

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