IT2233190A1 - Disposizione di antenne direzionali - Google Patents

Disposizione di antenne direzionali

Info

Publication number
IT2233190A1
IT2233190A1 IT022331A IT2233190A IT2233190A1 IT 2233190 A1 IT2233190 A1 IT 2233190A1 IT 022331 A IT022331 A IT 022331A IT 2233190 A IT2233190 A IT 2233190A IT 2233190 A1 IT2233190 A1 IT 2233190A1
Authority
IT
Italy
Prior art keywords
arrangement
directional antennas
antennas
directional
Prior art date
Application number
IT022331A
Other languages
English (en)
Italian (it)
Other versions
IT9022331A0 (de
Inventor
Anton Brunner
Uwe Leupelt
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IT9022331A0 publication Critical patent/IT9022331A0/it
Publication of IT2233190A1 publication Critical patent/IT2233190A1/it

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
    • H01Q3/2629—Combination of a main antenna unit with an auxiliary antenna unit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
IT022331A 1989-12-14 1990-12-11 Disposizione di antenne direzionali IT2233190A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3941199A DE3941199B3 (de) 1989-12-14 1989-12-14 Richtantennenanordnung

Publications (2)

Publication Number Publication Date
IT9022331A0 IT9022331A0 (de) 1990-12-11
IT2233190A1 true IT2233190A1 (it) 1991-06-15

Family

ID=44993291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT022331A IT2233190A1 (it) 1989-12-14 1990-12-11 Disposizione di antenne direzionali

Country Status (3)

Country Link
DE (1) DE3941199B3 (de)
GB (2) GB9023790D0 (de)
IT (1) IT2233190A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1273619B (de) * 1966-05-28 1968-07-25 Telefunken Patent Antennensystem fuer eine Sekundaerradaranlage
US4320535A (en) * 1979-10-03 1982-03-16 Bell Telephone Laboratories, Incorporated Adaptive interference suppression arrangement
DE3227259C2 (de) * 1982-07-21 1986-04-24 Siemens AG, 1000 Berlin und 8000 München Richtfunkstation

Also Published As

Publication number Publication date
GB9023790D0 (en) 2011-11-09
GB9026942D0 (en) 2011-11-09
DE3941199B3 (de) 2013-12-05
IT9022331A0 (de) 1990-12-11

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