GB8502631D0 - Earth terminal - Google Patents

Earth terminal

Info

Publication number
GB8502631D0
GB8502631D0 GB858502631A GB8502631A GB8502631D0 GB 8502631 D0 GB8502631 D0 GB 8502631D0 GB 858502631 A GB858502631 A GB 858502631A GB 8502631 A GB8502631 A GB 8502631A GB 8502631 D0 GB8502631 D0 GB 8502631D0
Authority
GB
United Kingdom
Prior art keywords
earth terminal
earth
terminal
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.)
Granted
Application number
GB858502631A
Other versions
GB2154067B (en
GB2154067A (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.)
General Electric Co PLC
Original Assignee
General Electric Co 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
Priority claimed from GB848428155A external-priority patent/GB8428155D0/en
Priority claimed from GB858501944A external-priority patent/GB8501944D0/en
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Priority to GB08502631A priority Critical patent/GB2154067B/en
Priority to CA000473969A priority patent/CA1242024A/en
Publication of GB8502631D0 publication Critical patent/GB8502631D0/en
Publication of GB2154067A publication Critical patent/GB2154067A/en
Priority to GB08524398A priority patent/GB2165998B/en
Priority to US06/795,528 priority patent/US4771293A/en
Priority to DE8585308109T priority patent/DE3583728D1/en
Priority to EP85308109A priority patent/EP0181221B1/en
Priority to AT85308109T priority patent/ATE66098T1/en
Publication of GB2154067B publication Critical patent/GB2154067B/en
Application granted granted Critical
Expired 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
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3216—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used where the road or rail vehicle is only used as transportation means
    • 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
GB08502631A 1984-02-09 1985-02-01 An earth terminal for satellite communication systems Expired GB2154067B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB08502631A GB2154067B (en) 1984-02-09 1985-02-01 An earth terminal for satellite communication systems
CA000473969A CA1242024A (en) 1984-02-09 1985-02-08 Earth terminal for satellite communication systems
GB08524398A GB2165998B (en) 1984-02-09 1985-10-03 A dual reflector antenna
US06/795,528 US4771293A (en) 1984-11-07 1985-11-06 Dual reflector folding antenna
DE8585308109T DE3583728D1 (en) 1984-11-07 1985-11-07 REFLECTOR ARRANGEMENT FOR A FOLDABLE ANTENNA.
EP85308109A EP0181221B1 (en) 1984-11-07 1985-11-07 Reflector arrangement
AT85308109T ATE66098T1 (en) 1984-11-07 1985-11-07 REFLECTOR ARRANGEMENT FOR A FOLDABLE ANTENNA.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8403445 1984-02-09
GB848428155A GB8428155D0 (en) 1984-02-09 1984-11-07 Earth terminal
GB858501944A GB8501944D0 (en) 1984-11-07 1985-01-25 Transportable antenna
GB08502631A GB2154067B (en) 1984-02-09 1985-02-01 An earth terminal for satellite communication systems

Publications (3)

Publication Number Publication Date
GB8502631D0 true GB8502631D0 (en) 1985-03-06
GB2154067A GB2154067A (en) 1985-08-29
GB2154067B GB2154067B (en) 1988-02-17

Family

ID=27449533

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08502631A Expired GB2154067B (en) 1984-02-09 1985-02-01 An earth terminal for satellite communication systems

Country Status (2)

Country Link
CA (1) CA1242024A (en)
GB (1) GB2154067B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8430306D0 (en) * 1984-11-30 1985-01-09 British Telecomm Transportable antenna

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3922682A (en) * 1974-05-31 1975-11-25 Communications Satellite Corp Aberration correcting subreflectors for toroidal reflector antennas
JPS57178402A (en) * 1981-04-27 1982-11-02 Kokusai Denshin Denwa Co Ltd <Kdd> Multireflex mirror antenna
GB2105114A (en) * 1981-08-27 1983-03-16 Abbey Electronics Ltd Radar detection apparatus
JPS58139503A (en) * 1982-02-15 1983-08-18 Kokusai Denshin Denwa Co Ltd <Kdd> Beam feeding device
GB2139596B (en) * 1983-05-13 1985-11-20 Standard Telephones Cables Ltd Raisable stand

Also Published As

Publication number Publication date
GB2154067B (en) 1988-02-17
CA1242024A (en) 1988-09-13
GB2154067A (en) 1985-08-29

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Legal Events

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

Effective date: 19950201