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:
Sep. 30, 2014
Filed:
Sep. 03, 2007
Dierk Dohmann, Duesseldorf, DE;
Frank Famulla, Duesseldorf, DE;
Dierk Dohmann, Duesseldorf, DE;
Frank Famulla, Duesseldorf, DE;
Vodafone Holding GmbH, Duesseldorf, DE;
Abstract
The invention relates to a chip card, particularly a smart card, having an operating system which is implemented on the chip card and which controls the functions of the chip card, and having a first operating system kernel level which represents the core of the operating system and in which the process and data organization of the operating system is established, for which a second, uniform operating system kernel level is provided in which those functions of the first operating system kernel level are defined that can be addressed from outside the operating system, and that an interface is provided for accessing the second, uniform operating system kernel level from outside the operating system. Further, the invention relates to a method for the software-based modification of a chip card of this type.