NL7501367A - Compact antenna system. - Google Patents

Compact antenna system.

Info

Publication number
NL7501367A
NL7501367A NL7501367A NL7501367A NL7501367A NL 7501367 A NL7501367 A NL 7501367A NL 7501367 A NL7501367 A NL 7501367A NL 7501367 A NL7501367 A NL 7501367A NL 7501367 A NL7501367 A NL 7501367A
Authority
NL
Netherlands
Prior art keywords
antenna system
compact antenna
compact
system
Prior art date
Application number
NL7501367A
Other languages
Dutch (nl)
Original Assignee
Rca 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
Priority to US43987174 priority Critical patent/US3898667A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of NL7501367A publication Critical patent/NL7501367A/en

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10Combinations 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
    • H01Q19/12Combinations 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
    • H01Q19/17Combinations 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
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/001Crossed polarisation dual antennas
NL7501367A 1974-02-06 1975-02-05 Compact antenna system. NL7501367A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US43987174 US3898667A (en) 1974-02-06 1974-02-06 Compact frequency reuse antenna

Publications (1)

Publication Number Publication Date
NL7501367A true NL7501367A (en) 1975-08-08

Family

ID=23746476

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7501367A NL7501367A (en) 1974-02-06 1975-02-05 Compact antenna system.

Country Status (9)

Country Link
US (1) US3898667A (en)
JP (2) JPS5729882B2 (en)
BE (1) BE825218A (en)
CA (1) CA1039842A (en)
DE (1) DE2502531C3 (en)
FR (1) FR2260197B1 (en)
GB (1) GB1484102A (en)
IT (1) IT1028386B (en)
NL (1) NL7501367A (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898667A (en) * 1974-02-06 1975-08-05 Rca Corp Compact frequency reuse antenna
JPS5829205A (en) * 1981-08-13 1983-02-21 Mitsubishi Electric Corp Multibeam antenna device
GB2110003B (en) * 1981-11-19 1985-03-13 Marconi Co Ltd Antenna assemblies
JPS58205308A (en) * 1982-05-25 1983-11-30 Mitsubishi Electric Corp Multibeam antenna device
JPS58205307A (en) * 1982-05-25 1983-11-30 Mitsubishi Electric Corp Multibeam antenna device
US4575726A (en) * 1982-08-16 1986-03-11 Rca Corporation Antenna construction including two superimposed polarized parabolic reflectors
US4550319A (en) * 1982-09-22 1985-10-29 Rca Corporation Reflector antenna mounted in thermal distortion isolation
DE3337049C2 (en) * 1983-10-12 1988-02-04 Gesellschaft Fuer Schwerionenforschung Mbh, 6100 Darmstadt, De
DE3402659A1 (en) * 1984-01-26 1985-08-01 Messerschmitt Boelkow Blohm Reflector antenna for operation in several frequency ranges
FR2568062B1 (en) * 1984-07-17 1986-11-07 Thomson Alcatel Espace Dual frequency antenna has same area coverage cross-polarized for telecommunications satellites
JPS6168527A (en) * 1984-09-12 1986-04-08 Omron Tateisi Electronics Co Oscillation type temperature measuring circuit
JPS6168526A (en) * 1984-09-12 1986-04-08 Omron Tateisi Electronics Co Oscillation type temperature measuring circuit
US4625214A (en) * 1984-10-15 1986-11-25 Rca Corporation Dual gridded reflector structure
US4647938A (en) * 1984-10-29 1987-03-03 Agence Spatiale Europeenne Double grid reflector antenna
CA1258707A (en) * 1984-12-26 1989-08-22 Tomozo Ohta Antenna system
DE3609084A1 (en) * 1985-07-26 1987-02-05 Messerschmitt Boelkow Blohm Reflector arrangement
DE3609078A1 (en) * 1985-07-26 1987-02-05 Messerschmitt Boelkow Blohm Reflector arrangement
JPS6246238A (en) * 1985-08-23 1987-02-28 Omron Tateisi Electronics Co Bio-chemical measuring apparatus
JPS6256887A (en) * 1985-09-05 1987-03-12 Zenkichi Kishimoto Timepiece equipped with thermometer
CA1263180A (en) * 1985-11-12 1989-11-21 Rca Corporation Linearly polarized grid reflector antenna systems with improved cross-polarization performance
US4792813A (en) * 1986-08-14 1988-12-20 Hughes Aircraft Company Antenna system for hybrid communications satellite
USRE34410E (en) * 1986-08-14 1993-10-19 Hughes Aircraft Company Antenna system for hybrid communication satellite
DE3629315A1 (en) * 1986-08-28 1988-03-10 Messerschmitt Boelkow Blohm Reflector arrangement for a geostationary satellite
US5136294A (en) * 1987-01-12 1992-08-04 Nec Corporation Multibeam antenna
US4845510A (en) * 1987-08-10 1989-07-04 Hughes Aircraft Company Reflector surface adjustment structure
US4823143A (en) * 1988-04-22 1989-04-18 Hughes Aircraft Company Intersecting shared aperture antenna reflectors
GB2264006B (en) * 1992-02-01 1995-09-27 British Aerospace Space And Co A reflector antenna assembly for dual linear polarisation
CA2105745C (en) * 1992-09-21 1997-12-16 Parthasarathy Ramanujam Identical surface shaped reflectors in semi-tandem arrangement
US6137451A (en) * 1997-10-30 2000-10-24 Space Systems/Loral, Inc. Multiple beam by shaped reflector antenna
US5949370A (en) * 1997-11-07 1999-09-07 Space Systems/Loral, Inc. Positionable satellite antenna with reconfigurable beam
US6049312A (en) * 1998-02-11 2000-04-11 Space Systems/Loral, Inc. Antenna system with plural reflectors
US5977926A (en) * 1998-09-10 1999-11-02 Trw Inc. Multi-focus reflector antenna
US6225964B1 (en) * 1999-06-09 2001-05-01 Hughes Electronics Corporation Dual gridded reflector antenna system
US6621461B1 (en) * 2000-08-09 2003-09-16 Hughes Electronics Corporation Gridded reflector antenna
US7286096B2 (en) * 2005-03-28 2007-10-23 Radiolink Networks, Inc. Aligned duplex antennae with high isolation
FR3068522A1 (en) * 2017-06-30 2019-01-04 Airbus Safran Launchers Sas modular interface system for an antenna reflector, in particular an antenna of a spacecraft such as a satellite in particular.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE551006A (en) * 1955-10-03
US3096519A (en) * 1958-04-14 1963-07-02 Sperry Rand Corp Composite reflector for two independent orthogonally polarized beams
FR1214296A (en) * 1958-10-29 1960-04-07 Thomson Houston Comp Francaise New antenna for ultra-short wave
DE1270134B (en) * 1958-12-23 Thomson Houston Comp Francaise Radar antenna arrangement having a plurality of parabolic reflectors and horns to the target height calculation
US3049708A (en) * 1959-11-20 1962-08-14 Sperry Rand Corp Polarization sensitive antenna system
US3267472A (en) * 1960-07-20 1966-08-16 Litton Systems Inc Variable aperture antenna system
US3898667A (en) * 1974-02-06 1975-08-05 Rca Corp Compact frequency reuse antenna

Also Published As

Publication number Publication date
FR2260197B1 (en) 1980-09-12
BE825218A (en) 1975-05-29
JPS5678204A (en) 1981-06-27
BE825218A1 (en)
FR2260197A1 (en) 1975-08-29
IT1028386B (en) 1979-01-30
DE2502531B2 (en) 1981-01-22
CA1039842A (en) 1978-10-03
DE2502531C3 (en) 1981-10-15
JPS5816801B2 (en) 1983-04-02
CA1039842A1 (en)
US3898667A (en) 1975-08-05
GB1484102A (en) 1977-08-24
JPS5729882B2 (en) 1982-06-25
JPS50110751A (en) 1975-09-01
DE2502531A1 (en) 1975-08-28

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed