Communications: radio wave antennas – Antennas – Microstrip
Patent
1998-02-13
2000-02-08
Le, Hoanganh
Communications: radio wave antennas
Antennas
Microstrip
343789, 343797, H01Q 138
Patent
active
060232447
ABSTRACT:
A device for and/or comprised in antennas, in particular microwave antennas such as microstrip antennas, for controlling the antenna lobe and completely or partially suppressing cross-coupling between the polarizations in dual-polarized antenna elements. A metal frame, the sides of which can be angled for a desired lobe width, is positioned around each antenna element on top of the ground plane of the antenna. The shape and positioning of the metal frame around the antenna element also control the antenna lobe. In this way, the antenna lobe can be controlled in the desired manner irrespective of the size of the ground plane of the antenna, which depends, for example, on a desired microstrip distribution network for the antenna.
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Derwent's Abstract No. 96-19108/02, Abstract of RU, 2035096, Nizhetgorod Radio Tech Res Inst., May 10, 1995.
Lindqvist Christer
Snygg Goran
Torstensson Lars
Le Hoang-anh
Telefonaktiebolaget LM Ericsson
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