GB2270204B - Antenna arrangements - Google Patents

Antenna arrangements

Info

Publication number
GB2270204B
GB2270204B GB9218337A GB9218337A GB2270204B GB 2270204 B GB2270204 B GB 2270204B GB 9218337 A GB9218337 A GB 9218337A GB 9218337 A GB9218337 A GB 9218337A GB 2270204 B GB2270204 B GB 2270204B
Authority
GB
United Kingdom
Prior art keywords
antenna arrangements
arrangements
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 - Fee Related
Application number
GB9218337A
Other versions
GB9218337D0 (en
GB2270204A (en
Inventor
David Graham Spencer
Robert Fraser Sims
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.)
General Electric Co PLC
Plessey Semiconductors Ltd
Original Assignee
General Electric Co PLC
Plessey Semiconductors 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 General Electric Co PLC, Plessey Semiconductors Ltd filed Critical General Electric Co PLC
Priority to GB9218337A priority Critical patent/GB2270204B/en
Publication of GB9218337D0 publication Critical patent/GB9218337D0/en
Priority to EP93306085A priority patent/EP0584974A1/en
Publication of GB2270204A publication Critical patent/GB2270204A/en
Application granted granted Critical
Publication of GB2270204B publication Critical patent/GB2270204B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/002—Protection against seismic waves, thermal radiation or other disturbances, e.g. nuclear explosion; Arrangements for improving the power handling capability of an antenna
    • 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
    • H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
    • H01Q15/168—Mesh reflectors mounted on a non-collapsible frame

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
GB9218337A 1992-08-28 1992-08-28 Antenna arrangements Expired - Fee Related GB2270204B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9218337A GB2270204B (en) 1992-08-28 1992-08-28 Antenna arrangements
EP93306085A EP0584974A1 (en) 1992-08-28 1993-08-02 Antenna arrangements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9218337A GB2270204B (en) 1992-08-28 1992-08-28 Antenna arrangements

Publications (3)

Publication Number Publication Date
GB9218337D0 GB9218337D0 (en) 1992-10-14
GB2270204A GB2270204A (en) 1994-03-02
GB2270204B true GB2270204B (en) 1996-02-07

Family

ID=10721116

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9218337A Expired - Fee Related GB2270204B (en) 1992-08-28 1992-08-28 Antenna arrangements

Country Status (2)

Country Link
EP (1) EP0584974A1 (en)
GB (1) GB2270204B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234118A (en) * 1989-05-23 1991-01-23 Bell Stephen W Radar reflector

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1004622A (en) * 1949-12-21 1952-04-01 Csf Improvements to very high frequency devices with dielectric walls
US3108279A (en) * 1960-12-07 1963-10-22 Bell Telephone Labor Inc Grooved reflecting surface for discriminating between thermal and microwave radiation
US3427625A (en) * 1962-12-14 1969-02-11 Hexcel Corp Focussing reflector with dimpled surface to scatter infra-red radiation
US4479131A (en) * 1980-09-25 1984-10-23 Hughes Aircraft Company Thermal protective shield for antenna reflectors
AU7896091A (en) * 1989-12-01 1991-06-26 Sheraton Investments Limited An antenna
DE9001255U1 (en) * 1990-02-03 1990-04-05 Hagenbusch, Guenther, 7313 Reichenbach, De
GB9106840D0 (en) * 1991-04-02 1991-05-22 Marconi Electronic Devices Antenna arrangements

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2234118A (en) * 1989-05-23 1991-01-23 Bell Stephen W Radar reflector

Also Published As

Publication number Publication date
GB9218337D0 (en) 1992-10-14
GB2270204A (en) 1994-03-02
EP0584974A1 (en) 1994-03-02

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Legal Events

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

Effective date: 19970828