SE7905463L - Avsokande antennaggregat - Google Patents

Avsokande antennaggregat

Info

Publication number
SE7905463L
SE7905463L SE7905463A SE7905463A SE7905463L SE 7905463 L SE7905463 L SE 7905463L SE 7905463 A SE7905463 A SE 7905463A SE 7905463 A SE7905463 A SE 7905463A SE 7905463 L SE7905463 L SE 7905463L
Authority
SE
Sweden
Prior art keywords
transreflector
antenna units
antenna
recording antenna
recording
Prior art date
Application number
SE7905463A
Other languages
Unknown language ( )
English (en)
Inventor
H M Cronson
D Lamensdorf
G F Ross
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of SE7905463L publication Critical patent/SE7905463L/sv

Links

Classifications

    • 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
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H01Q15/244—Polarisation converters converting a linear polarised wave into a circular polarised wave
    • 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
    • H01Q15/22—Reflecting surfaces; Equivalent structures functioning also as polarisation filter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
SE7905463A 1978-06-22 1979-06-21 Avsokande antennaggregat SE7905463L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/918,182 US4214248A (en) 1978-06-22 1978-06-22 Transreflector scanning antenna

Publications (1)

Publication Number Publication Date
SE7905463L true SE7905463L (sv) 1979-12-23

Family

ID=25439937

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7905463A SE7905463L (sv) 1978-06-22 1979-06-21 Avsokande antennaggregat

Country Status (9)

Country Link
US (1) US4214248A (sv)
JP (1) JPS554193A (sv)
CA (1) CA1120583A (sv)
DE (1) DE2925111A1 (sv)
FR (1) FR2429506A1 (sv)
GB (1) GB2023939B (sv)
IT (1) IT1162476B (sv)
NL (1) NL7903794A (sv)
SE (1) SE7905463L (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61176799A (ja) * 1985-01-29 1986-08-08 日本鉄道建設公団 トンネル掘削表層面防護工法
JP2693497B2 (ja) * 1988-07-22 1997-12-24 株式会社東芝 機械的ビーム走査アンテナ装置
GB2250135B (en) * 1990-10-30 1994-11-02 Glasnost International Plc Automatic feed horn
US5455589A (en) * 1994-01-07 1995-10-03 Millitech Corporation Compact microwave and millimeter wave radar
US6370398B1 (en) * 1999-05-24 2002-04-09 Telaxis Communications Corporation Transreflector antenna for wireless communication system
US7133001B2 (en) * 2003-11-03 2006-11-07 Toyon Research Corporation Inflatable-collapsible transreflector antenna
SE529885C2 (sv) 2006-05-22 2007-12-18 Powerwave Technologies Sweden Dubbelbandsantennarrangemang

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2835890A (en) * 1951-10-10 1958-05-20 Burt J Bittner Directional antenna
GB776258A (en) * 1954-03-02 1957-06-05 Marconi Wireless Telegraph Co Improvements in or relating to reflector aerials
US2871477A (en) * 1954-05-04 1959-01-27 Hatkin Leonard High gain omniazimuth antenna
US2820965A (en) * 1956-02-16 1958-01-21 Itt Dual polarization antenna
US2989746A (en) * 1956-08-21 1961-06-20 Marconi Wireless Telegraph Co Scanning antenna system utilizing polarization filters
DE1036942B (de) * 1956-08-21 1958-08-21 Marconi Wireless Telegraph Co Antennenanordnung
US3234559A (en) * 1960-05-07 1966-02-08 Telefunken Patent Multiple horn feed for parabolic reflector with phase and power adjustments
FR1585002A (sv) * 1968-04-04 1970-01-09
US3938159A (en) * 1974-09-17 1976-02-10 Hughes Aircraft Company Dual frequency feed horn using notched fins for phase and amplitude control
US3916416A (en) * 1974-09-24 1975-10-28 Us Navy 360{20 {0 Azimuth scanning antenna without rotating RF joints
US4144535A (en) * 1977-02-22 1979-03-13 Bell Telephone Laboratories, Incorporated Method and apparatus for substantially reducing cross polarized radiation in offset reflector antennas

Also Published As

Publication number Publication date
GB2023939B (en) 1983-03-09
NL7903794A (nl) 1979-12-28
IT1162476B (it) 1987-04-01
FR2429506A1 (fr) 1980-01-18
JPS554193A (en) 1980-01-12
US4214248A (en) 1980-07-22
GB2023939A (en) 1980-01-03
DE2925111A1 (de) 1980-01-10
IT7949493A0 (it) 1979-06-21
CA1120583A (en) 1982-03-23

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