GB9023790D0 - A directional antenna arrangement - Google Patents
A directional antenna arrangementInfo
- Publication number
- GB9023790D0 GB9023790D0 GBGB9023790.0A GB9023790A GB9023790D0 GB 9023790 D0 GB9023790 D0 GB 9023790D0 GB 9023790 A GB9023790 A GB 9023790A GB 9023790 D0 GB9023790 D0 GB 9023790D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- directional antenna
- antenna arrangement
- arrangement
- directional
- antenna
- 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.)
- Ceased
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3941199A DE3941199B3 (de) | 1989-12-14 | 1989-12-14 | Richtantennenanordnung |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9023790D0 true GB9023790D0 (en) | 2011-11-09 |
Family
ID=44993291
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9023790.0A Ceased GB9023790D0 (en) | 1989-12-14 | 1990-11-01 | A directional antenna arrangement |
GBGB9026942.4A Ceased GB9026942D0 (en) | 1989-12-14 | 1990-12-12 | A directional antenna arrangement |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9026942.4A Ceased GB9026942D0 (en) | 1989-12-14 | 1990-12-12 | A directional antenna arrangement |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3941199B3 (de) |
GB (2) | GB9023790D0 (de) |
IT (1) | IT2233190A1 (de) |
Family Cites Families (3)
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 |
-
1989
- 1989-12-14 DE DE3941199A patent/DE3941199B3/de not_active Expired - Lifetime
-
1990
- 1990-11-01 GB GBGB9023790.0A patent/GB9023790D0/en not_active Ceased
- 1990-12-11 IT IT022331A patent/IT2233190A1/it unknown
- 1990-12-12 GB GBGB9026942.4A patent/GB9026942D0/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
IT2233190A1 (it) | 1991-06-15 |
GB9026942D0 (en) | 2011-11-09 |
IT9022331A0 (de) | 1990-12-11 |
DE3941199B3 (de) | 2013-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |