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:
Aug. 25, 2009
Filed:
Mar. 29, 2006
Frank Püschner, Kelheim, DE;
Wolfgang Schindler, Regenstauf, DE;
Ewald Simmerlein-erlbacher, Haimhausen, DE;
Peter Stampka, Burglengenfeld, DE;
Frank Püschner, Kelheim, DE;
Wolfgang Schindler, Regenstauf, DE;
Ewald Simmerlein-Erlbacher, Haimhausen, DE;
Peter Stampka, Burglengenfeld, DE;
Infineon Technologies AG, , DE;
Abstract
A chip card with a chip module having an integrated circuit and, for external contacting, has on a main face a contact zone with a number of contact areas which are spaced apart from one another and are electrically connected to the integrated circuit. At least one contact area is made up of first functional regions with first surfaces and of second functional regions with second surfaces, and the first surfaces of the first functional regions lie higher with respect to the main face than the second surfaces of the second functional regions.