GB2044008B - Null control or multiple beam antenna - Google Patents

Null control or multiple beam antenna

Info

Publication number
GB2044008B
GB2044008B GB8005822A GB8005822A GB2044008B GB 2044008 B GB2044008 B GB 2044008B GB 8005822 A GB8005822 A GB 8005822A GB 8005822 A GB8005822 A GB 8005822A GB 2044008 B GB2044008 B GB 2044008B
Authority
GB
United Kingdom
Prior art keywords
beam antenna
multiple beam
null control
null
control
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
GB8005822A
Other versions
GB2044008A (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.)
Space Systems Loral LLC
Original Assignee
Ford Aerospace and Communications Corp
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 Ford Aerospace and Communications Corp filed Critical Ford Aerospace and Communications Corp
Publication of GB2044008A publication Critical patent/GB2044008A/en
Application granted granted Critical
Publication of GB2044008B publication Critical patent/GB2044008B/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
    • H01Q3/2605—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/007—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device
    • H01Q25/008—Antennas or antenna systems providing at least two radiating patterns using two or more primary active elements in the focal region of a focusing device lens fed multibeam arrays
GB8005822A 1979-02-21 1980-02-21 Null control or multiple beam antenna Expired GB2044008B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1359779A 1979-02-21 1979-02-21

Publications (2)

Publication Number Publication Date
GB2044008A GB2044008A (en) 1980-10-08
GB2044008B true GB2044008B (en) 1983-05-05

Family

ID=21760755

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8005822A Expired GB2044008B (en) 1979-02-21 1980-02-21 Null control or multiple beam antenna

Country Status (3)

Country Link
JP (1) JPS5643804A (en)
DE (1) DE3006528A1 (en)
GB (1) GB2044008B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2288913B (en) * 1994-04-18 1999-02-24 Int Maritime Satellite Organiz Satellite payload apparatus with beamformer
GB2328800A (en) * 1997-08-29 1999-03-03 Motorola Ltd Antenna array arrangement with converging nulls

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079381A (en) * 1976-11-22 1978-03-14 Motorola, Inc. Null steering apparatus for a multiple antenna array on an AM receiver

Also Published As

Publication number Publication date
DE3006528A1 (en) 1980-09-11
GB2044008A (en) 1980-10-08
JPS5643804A (en) 1981-04-22

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Legal Events

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