GB8517746D0 - Antenna systems - Google Patents

Antenna systems

Info

Publication number
GB8517746D0
GB8517746D0 GB858517746A GB8517746A GB8517746D0 GB 8517746 D0 GB8517746 D0 GB 8517746D0 GB 858517746 A GB858517746 A GB 858517746A GB 8517746 A GB8517746 A GB 8517746A GB 8517746 D0 GB8517746 D0 GB 8517746D0
Authority
GB
United Kingdom
Prior art keywords
antenna systems
antenna
systems
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.)
Withdrawn
Application number
GB858517746A
Other versions
GB2162693A (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 PLC
Original Assignee
British Aerospace 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 Aerospace PLC filed Critical British Aerospace PLC
Priority to GB08517746A priority Critical patent/GB2162693A/en
Publication of GB8517746D0 publication Critical patent/GB8517746D0/en
Publication of GB2162693A publication Critical patent/GB2162693A/en
Withdrawn legal-status Critical Current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
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H01Q3/2611—Means for null steering; Adaptive interference nulling
    • H01Q3/2617—Array of identical elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas
GB08517746A 1984-07-11 1985-07-13 Antenna systems Withdrawn GB2162693A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08517746A GB2162693A (en) 1984-07-11 1985-07-13 Antenna systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8417621 1984-07-11
GB08517746A GB2162693A (en) 1984-07-11 1985-07-13 Antenna systems

Publications (2)

Publication Number Publication Date
GB8517746D0 true GB8517746D0 (en) 1985-09-18
GB2162693A GB2162693A (en) 1986-02-05

Family

ID=26287970

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08517746A Withdrawn GB2162693A (en) 1984-07-11 1985-07-13 Antenna systems

Country Status (1)

Country Link
GB (1) GB2162693A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154803B (en) * 1984-07-23 1988-08-17 C S Antennas Ltd Antenna system
US10557919B2 (en) 2014-03-28 2020-02-11 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Observed time difference of arrival angle of arrival discriminator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475687A (en) * 1965-09-29 1969-10-28 Bell Telephone Labor Inc Radio receiving apparatus responsive to both electric and magnetic field components of the transmitted signal
US4209791A (en) * 1978-10-05 1980-06-24 Anaren Microwave, Incorporated Antenna apparatus for bearing angle determination
US4414550A (en) * 1981-08-04 1983-11-08 The Bendix Corporation Low profile circular array antenna and microstrip elements therefor
GB2111311B (en) * 1981-12-03 1986-03-19 Standard Telephones Cables Ltd Adaptive antenna arrays
GB2123214B (en) * 1982-05-28 1986-04-23 Plessey Co Plc Aerial arrangement

Also Published As

Publication number Publication date
GB2162693A (en) 1986-02-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)