GB2065376B - Space diversity antenna - Google Patents

Space diversity antenna

Info

Publication number
GB2065376B
GB2065376B GB7941954A GB7941954A GB2065376B GB 2065376 B GB2065376 B GB 2065376B GB 7941954 A GB7941954 A GB 7941954A GB 7941954 A GB7941954 A GB 7941954A GB 2065376 B GB2065376 B GB 2065376B
Authority
GB
United Kingdom
Prior art keywords
diversity antenna
space diversity
space
antenna
diversity
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
Application number
GB7941954A
Other versions
GB2065376A (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.)
BAE Systems Electronics Ltd
Original Assignee
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Priority to GB7941954A priority Critical patent/GB2065376B/en
Publication of GB2065376A publication Critical patent/GB2065376A/en
Application granted granted Critical
Publication of GB2065376B publication Critical patent/GB2065376B/en
Expired 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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2658—Phased-array fed focussing structure
    • 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
    • H01Q19/17—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 comprising two or more radiating elements
    • 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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
GB7941954A 1979-12-10 1979-12-10 Space diversity antenna Expired GB2065376B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7941954A GB2065376B (en) 1979-12-10 1979-12-10 Space diversity antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7941954A GB2065376B (en) 1979-12-10 1979-12-10 Space diversity antenna

Publications (2)

Publication Number Publication Date
GB2065376A GB2065376A (en) 1981-06-24
GB2065376B true GB2065376B (en) 1984-01-25

Family

ID=10509626

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7941954A Expired GB2065376B (en) 1979-12-10 1979-12-10 Space diversity antenna

Country Status (1)

Country Link
GB (1) GB2065376B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983988A (en) * 1988-11-21 1991-01-08 E-Systems, Inc. Antenna with enhanced gain
EP0480157A1 (en) * 1990-09-07 1992-04-15 Alcatel N.V. Angle diversity antenna with phased array feed

Also Published As

Publication number Publication date
GB2065376A (en) 1981-06-24

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Legal Events

Date Code Title Description
711A Proceeding under section 117(1) patents act 1977
PE20 Patent expired after termination of 20 years

Effective date: 19991209