AU1065400A - Scanning of electromagnetic beams - Google Patents

Scanning of electromagnetic beams

Info

Publication number
AU1065400A
AU1065400A AU10654/00A AU1065400A AU1065400A AU 1065400 A AU1065400 A AU 1065400A AU 10654/00 A AU10654/00 A AU 10654/00A AU 1065400 A AU1065400 A AU 1065400A AU 1065400 A AU1065400 A AU 1065400A
Authority
AU
Australia
Prior art keywords
scanning
electromagnetic beams
beams
electromagnetic
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.)
Abandoned
Application number
AU10654/00A
Inventor
Balbir Kumar
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 Electronic Systems 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
Priority claimed from GBGB9824800.8A external-priority patent/GB9824800D0/en
Application filed by Marconi Electronic Systems Ltd filed Critical Marconi Electronic Systems Ltd
Publication of AU1065400A publication Critical patent/AU1065400A/en
Abandoned 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
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • 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
    • 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
    • H01Q19/06—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 refracting or diffracting devices, e.g. lens
    • H01Q19/08—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 refracting or diffracting devices, e.g. lens for modifying the radiation pattern of a radiating horn in which it is located
    • 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
AU10654/00A 1998-11-12 1999-11-12 Scanning of electromagnetic beams Abandoned AU1065400A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9824800 1998-11-12
GBGB9824800.8A GB9824800D0 (en) 1998-11-12 1998-11-12 Scanning of electromagnetic beams
GB9915359 1999-07-02
GB9915359A GB2343789B (en) 1998-11-12 1999-07-02 Scanning of electromagnetic beams
PCT/GB1999/003782 WO2000030212A1 (en) 1998-11-12 1999-11-12 Scanning of electromagnetic beams

Publications (1)

Publication Number Publication Date
AU1065400A true AU1065400A (en) 2000-06-05

Family

ID=26314665

Family Applications (1)

Application Number Title Priority Date Filing Date
AU10654/00A Abandoned AU1065400A (en) 1998-11-12 1999-11-12 Scanning of electromagnetic beams

Country Status (3)

Country Link
EP (1) EP1131856A1 (en)
AU (1) AU1065400A (en)
WO (1) WO2000030212A1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2973516A (en) * 1957-10-17 1961-02-28 Gen Dynamics Corp Scanning antenna using magneticallycontrolled internal ferrite wave refraction
FR2445040A1 (en) * 1978-12-22 1980-07-18 Thomson Csf CONICAL SCANNING ANTENNA FOR RADAR, ESPECIALLY TRACKING RADAR
FR2548836B1 (en) * 1983-07-08 1986-02-21 Thomson Csf QUASI-TORIC COVERED ANTENNA WITH TWO REFLECTORS
GB2253947A (en) * 1991-03-22 1992-09-23 Marconi Gec Ltd Microwave beam-steering devices.
JP3277590B2 (en) * 1993-02-18 2002-04-22 株式会社村田製作所 Dielectric rod antenna
US5486838A (en) * 1993-08-23 1996-01-23 Andrew Corporation Broadband omnidirectional microwave antenna for minimizing radiation toward the upper hemisphere
GB9602395D0 (en) * 1996-02-06 1996-04-03 Secr Defence Omnidirectional antenna

Also Published As

Publication number Publication date
WO2000030212A1 (en) 2000-05-25
EP1131856A1 (en) 2001-09-12

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase