Patent ID: 6690556
Filing Date: 2004-02-10
Classification: G06K,H01L

Abstract:
An integrated circuit having at least one antenna for contactless transmission of data or energy and for monitoring the integrated circuit with regard to undesirable attacks, which comprises:a plurality of circuit planes configured one above another; a plurality of circuit sections to be protected, said plurality of said circuit sections located in said plurality of said circuit planes; at least one antenna for contactless transmission of a signal selected from the group consisting of a data signal and an energy signal, said antenna configured at a location selected from the group consisting of a location that is above said plurality of said circuit sections and a location that is below said plurality of said circuit sections; and a protective circuit that monitors said plurality of said circuit sections with regard to an attack, said protective circuit connected to said antenna; said at least one antenna having mutually separate functions for contactless transmission of data or energy and as part of said protective circuit for monitoring said circuit sections against undesirable attacks.