GB2031655B - Dual beam antenna system - Google Patents

Dual beam antenna system

Info

Publication number
GB2031655B
GB2031655B GB7931389A GB7931389A GB2031655B GB 2031655 B GB2031655 B GB 2031655B GB 7931389 A GB7931389 A GB 7931389A GB 7931389 A GB7931389 A GB 7931389A GB 2031655 B GB2031655 B GB 2031655B
Authority
GB
United Kingdom
Prior art keywords
antenna system
beam antenna
dual beam
dual
antenna
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.)
Expired
Application number
GB7931389A
Other versions
GB2031655A (en
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of GB2031655A publication Critical patent/GB2031655A/en
Application granted granted Critical
Publication of GB2031655B publication Critical patent/GB2031655B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01Q3/20—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 fixed and the reflecting device is movable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
GB7931389A 1978-09-08 1979-09-10 Dual beam antenna system Expired GB2031655B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94056578A 1978-09-08 1978-09-08

Publications (2)

Publication Number Publication Date
GB2031655A GB2031655A (en) 1980-04-23
GB2031655B true GB2031655B (en) 1982-11-03

Family

ID=25475060

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7931389A Expired GB2031655B (en) 1978-09-08 1979-09-10 Dual beam antenna system

Country Status (2)

Country Link
DE (1) DE2936372A1 (en)
GB (1) GB2031655B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2699685B1 (en) * 1980-12-04 1995-09-08 Racal Mesl Ltd RADAR TYPE DEVICE AND DETECTION METHOD USING THE SAME.
GB2268834B (en) * 1980-12-04 1994-06-22 Racal Mesl Ltd Radar arrangements and methods of detecting different types of targets
DE3144466A1 (en) * 1981-11-09 1983-07-07 AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang Controllable antenna arrangement
DE3237484A1 (en) * 1982-10-09 1984-04-12 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Radar antenna and method for spatial scanning using such an antenna
EP0139482A3 (en) * 1983-09-22 1986-07-16 British Aerospace Public Limited Company Scanning dual reflector antenna
EP0235932B1 (en) * 1986-02-13 1992-12-30 Thorn Emi Electronics Limited Dual mode radar system
DE3907203A1 (en) * 1989-03-07 1990-09-13 Telefunken Systemtechnik Device for radar image scanning
US7038632B2 (en) 2001-09-14 2006-05-02 Andrew Corporation Co-located multi-band antenna
WO2003026173A1 (en) 2001-09-14 2003-03-27 Andrew Corporation Co-located antenna design

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645769A (en) * 1947-06-05 1953-07-14 Walter Van B Roberts Continuous wave radar system
US2867801A (en) * 1953-09-14 1959-01-06 Elliott Brothers London Ltd High frequency radio aerials
US3821738A (en) * 1972-07-31 1974-06-28 Westinghouse Electric Corp Antenna positioning system and method

Also Published As

Publication number Publication date
GB2031655A (en) 1980-04-23
DE2936372A1 (en) 1980-04-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee