GB2221351B - Antenna - Google Patents

Antenna

Info

Publication number
GB2221351B
GB2221351B GB8916938A GB8916938A GB2221351B GB 2221351 B GB2221351 B GB 2221351B GB 8916938 A GB8916938 A GB 8916938A GB 8916938 A GB8916938 A GB 8916938A GB 2221351 B GB2221351 B GB 2221351B
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 - Fee Related
Application number
GB8916938A
Other versions
GB2221351A (en
GB8916938D0 (en
Inventor
Richard Peter Incledon Scott
Ian Gordon Rose
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Publication of GB8916938D0 publication Critical patent/GB8916938D0/en
Publication of GB2221351A publication Critical patent/GB2221351A/en
Application granted granted Critical
Publication of GB2221351B publication Critical patent/GB2221351B/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
    • 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
    • H01Q19/12—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 wherein the surfaces are concave
    • H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • 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
    • 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
    • H01Q15/141—Apparatus or processes specially adapted for manufacturing reflecting surfaces
    • H01Q15/142—Apparatus or processes specially adapted for manufacturing reflecting surfaces using insulating material for supporting the reflecting surface
    • 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
    • H01Q19/12—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 wherein the surfaces are concave
    • H01Q19/13—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 wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination
    • H01Q19/132—Horn reflector antennas; Off-set feeding
GB8916938A 1988-07-27 1989-07-25 Antenna Expired - Fee Related GB2221351B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888817885A GB8817885D0 (en) 1988-07-27 1988-07-27 Antenna

Publications (3)

Publication Number Publication Date
GB8916938D0 GB8916938D0 (en) 1989-09-13
GB2221351A GB2221351A (en) 1990-01-31
GB2221351B true GB2221351B (en) 1991-12-04

Family

ID=10641196

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888817885A Pending GB8817885D0 (en) 1988-07-27 1988-07-27 Antenna
GB8916938A Expired - Fee Related GB2221351B (en) 1988-07-27 1989-07-25 Antenna

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB888817885A Pending GB8817885D0 (en) 1988-07-27 1988-07-27 Antenna

Country Status (5)

Country Link
JP (1) JPH03500004U (en)
AU (1) AU634485B2 (en)
DE (1) DE8990076U1 (en)
GB (2) GB8817885D0 (en)
WO (1) WO1990001223A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4140841A1 (en) * 1990-12-20 1992-07-02 Siemens Ag Microwave directional antenna with offset reflector and sub-reflector - is installed with excitation horn in trough-shaped, floor cover of cylindrical collar inclined forwards and downwards
FR2753007B1 (en) 1996-09-04 1998-11-27 Bourquin Patrick SATELLITE RECEPTION ANTENNA
JP3784715B2 (en) 2001-12-26 2006-06-14 シャープ株式会社 Feed horn structure, manufacturing method thereof, converter and antenna for satellite communication reception
ES2344715T3 (en) * 2006-05-05 2010-09-03 Cobham Advanced Composites Limited ANTENNA RADOMO.
DE602007011193D1 (en) * 2007-02-08 2011-01-27 Sisvel Technology Srl Highly integrated flat antenna for receiving satellite TV
CN106654565A (en) * 2015-12-20 2017-05-10 中国电子科技集团公司第二十研究所 Integrated ultra wide band bias parabolic cylindrical surface array antenna based on MIMO system phased array

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1539935A (en) * 1975-02-08 1979-02-07 Licentia Gmbh Antenna system consisting of a parabolic mirror and a driven element
GB2007437A (en) * 1977-11-04 1979-05-16 Siemens Ag Broad-band directional microwave antenna unit
EP0084420A2 (en) * 1982-01-19 1983-07-27 P.A. Consulting Services Limited An antenna, particularly for the reception of satellite communications
GB2120854A (en) * 1982-04-16 1983-12-07 Fastwool Limited Antennas

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154788A (en) * 1971-03-16 1979-05-15 The United States Of America As Represented By The Secretary Of The Navy Process for making a plastic antenna reflector
US3733609A (en) * 1971-07-02 1973-05-15 Radiation Inc Shrouded offset parabolic reflector antenna
US4090834A (en) * 1973-01-31 1978-05-23 Antennas For Communications, Inc. Removable mold for forming high frequency antennas
DE3224257A1 (en) * 1982-06-28 1983-12-29 Siemens AG, 1000 Berlin und 8000 München MICROWAVE DIRECTIONAL ANTENNA
GB8431800D0 (en) * 1984-12-17 1985-01-30 Shamah Plastics Ltd M Antenna systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1539935A (en) * 1975-02-08 1979-02-07 Licentia Gmbh Antenna system consisting of a parabolic mirror and a driven element
GB2007437A (en) * 1977-11-04 1979-05-16 Siemens Ag Broad-band directional microwave antenna unit
EP0084420A2 (en) * 1982-01-19 1983-07-27 P.A. Consulting Services Limited An antenna, particularly for the reception of satellite communications
GB2120854A (en) * 1982-04-16 1983-12-07 Fastwool Limited Antennas

Also Published As

Publication number Publication date
JPH03500004U (en) 1991-06-06
GB8817885D0 (en) 1988-09-01
DE8990076U1 (en) 1990-10-25
GB2221351A (en) 1990-01-31
WO1990001223A1 (en) 1990-02-08
AU4048789A (en) 1990-02-19
AU634485B2 (en) 1993-02-25
GB8916938D0 (en) 1989-09-13

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Legal Events

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

Effective date: 20030725