The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 20, 2006
Filed:
Feb. 25, 2002
Applicant:
Marco Munk, Aichwald-Aichschiess, DE;
Inventor:
Marco Munk, Aichwald-Aichschiess, DE;
Assignee:
Marconi Communications GmbH, Backnang, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multilayered slot-coupled antenna device employs a push-pull arrangement of at least two slot-feedline pairs, whereby the feed lines are driven from a common signal source and configured such that changes in antenna center-frequency and input impedance due to layer offsets are largely compensated.