Communications: radio wave antennas – Antennas – Microstrip
Reexamination Certificate
2007-10-30
2007-10-30
Nguyen, Hoang V. (Department: 2821)
Communications: radio wave antennas
Antennas
Microstrip
C343S795000
Reexamination Certificate
active
11225961
ABSTRACT:
An antenna comprises a first planar antenna and a second planar antenna. A coupler for coupling serves for coupling the first planar antenna to a first component of a differential signal and for coupling the second planar antenna to a second component of the differential signal.
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Boyle K R: “Differentially slotted and differentially fileed PIFAs” Electronics Letters, IEE Stevenage, GB, Bd. 39, Nr. 1, Jan. 9, 2003; pp. 9-10; ISSN: 0013-5194.
Prieto-Burgos Carlos
Wansch Rainer
Beyer & Weaver, LLP
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung
Nguyen Hoang V.
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