Communications: radio wave antennas – Antennas – With coupling network or impedance in the leadin
Reexamination Certificate
2006-02-22
2011-12-06
Duong, Dieu H (Department: 2821)
Communications: radio wave antennas
Antennas
With coupling network or impedance in the leadin
C343S876000, C343S702000, C343S893000
Reexamination Certificate
active
08072390
ABSTRACT:
An antenna arrangement comprises a first antenna element; a second antenna element; a coupling element for electromagnetically coupling to the first antenna element and the second antenna element; and a switching mechanism, connected to the coupling element, for switching between a first electrical configuration and a second electrical configuration. When the switching mechanism is in the first electrical configuration, the coupling element has a first impedance and when the switching mechanism is in the second electrical configuration, the coupling element has a second impedance.
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Database WPI, Week 200518; Derwent Publications Ltd., London, GB; AN 2005-165220 and CN1551658 A (LG Electronics China Res. & Dev Cent Co L); Dec. 1, 2004; Abstract.
Duong Dieu H
Fressola Alfred A.
Nokia Corporation
Ware Fressola Van der Sluys & Adolphson LLP
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