GB2225170B - Antenna - Google Patents

Antenna

Info

Publication number
GB2225170B
GB2225170B GB8827250A GB8827250A GB2225170B GB 2225170 B GB2225170 B GB 2225170B GB 8827250 A GB8827250 A GB 8827250A GB 8827250 A GB8827250 A GB 8827250A GB 2225170 B GB2225170 B GB 2225170B
Authority
GB
United Kingdom
Prior art keywords
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 - Lifetime
Application number
GB8827250A
Other versions
GB8827250D0 (en
GB2225170A (en
Inventor
Paul James Tittensor
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
GEC Marconi Ltd
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 GEC Marconi Ltd, Marconi Co Ltd filed Critical GEC Marconi Ltd
Priority to GB8827250A priority Critical patent/GB2225170B/en
Publication of GB8827250D0 publication Critical patent/GB8827250D0/en
Publication of GB2225170A publication Critical patent/GB2225170A/en
Application granted granted Critical
Publication of GB2225170B publication Critical patent/GB2225170B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/364Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith using a particular conducting material, e.g. superconductor
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/06Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061Two dimensional planar arrays
    • H01Q21/062Two dimensional planar arrays using dipole aerials
GB8827250A 1988-11-22 1988-11-22 Antenna Expired - Lifetime GB2225170B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8827250A GB2225170B (en) 1988-11-22 1988-11-22 Antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8827250A GB2225170B (en) 1988-11-22 1988-11-22 Antenna

Publications (3)

Publication Number Publication Date
GB8827250D0 GB8827250D0 (en) 1988-12-29
GB2225170A GB2225170A (en) 1990-05-23
GB2225170B true GB2225170B (en) 1992-12-16

Family

ID=10647247

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8827250A Expired - Lifetime GB2225170B (en) 1988-11-22 1988-11-22 Antenna

Country Status (1)

Country Link
GB (1) GB2225170B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1246619B (en) * 1991-06-14 1994-11-24 Alenia Aeritalia & Selenia DEVICE SUITABLE TO IMPROVE THE EFFICIENCY OF A RADIATIVE SYSTEM BY MEANS OF PARASITIVE ELEMENTS RECOVERED ON THE GROUND PLAN
GB2265258B (en) * 1992-03-11 1995-09-27 Siemens Plessey Electronic Antenna array incorporating a choke
DE4338836A1 (en) * 1993-11-13 1995-05-18 Deutsche Aerospace Arrangement for accommodating several transmitting and / or receiving modules
JPH0969724A (en) * 1995-09-01 1997-03-11 Kokusai Chodendo Sangyo Gijutsu Kenkyu Center Wide frequency band high temperature superconductor mixer antenna
US7017651B1 (en) * 2000-09-13 2006-03-28 Raytheon Company Method and apparatus for temperature gradient control in an electronic system
US8182103B1 (en) * 2007-08-20 2012-05-22 Raytheon Company Modular MMW power source
US8107894B2 (en) 2008-08-12 2012-01-31 Raytheon Company Modular solid-state millimeter wave (MMW) RF power source
US8248320B2 (en) 2008-09-24 2012-08-21 Raytheon Company Lens array module
US8552813B2 (en) 2011-11-23 2013-10-08 Raytheon Company High frequency, high bandwidth, low loss microstrip to waveguide transition

Also Published As

Publication number Publication date
GB8827250D0 (en) 1988-12-29
GB2225170A (en) 1990-05-23

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Legal Events

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

Effective date: 19930316