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:
Apr. 25, 2006
Filed:
Feb. 20, 2004
Applicants:
Franz Amtmann, Graz, AT;
Thomas Burger, Graz, AT;
Inventors:
Franz Amtmann, Graz, AT;
Thomas Burger, Graz, AT;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 19/06 (2006.01); G06K 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A data carrier for contactless communication with a communication station has a substrate and a communication resonant circuit connected to the substrate and consisting of a communication coil and of a capacitor configuration and having a resonant frequency which should have a nominal value, whereby enabling resonant frequency to be changed from an initial value both to higher frequency values and to lower frequency values.
Amtmann, Franz. (2006). Data carrier having a communication resonant circuit and having means for changing the resonant frequency of this resonant circuit in either sense (U.S. Patent No. 7032826). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7032826
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