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.:

US 8522051 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 27, 2013

Filed:

May. 07, 2007
Applicants:

Johannes Hankhofer, Aiterhofen, DE;

Manfred Mengel, Bad Abbach, DE;

Stephan Schaecher, Munich, DE;

Inventors:

Johannes Hankhofer, Aiterhofen, DE;

Manfred Mengel, Bad Abbach, DE;

Stephan Schaecher, Munich, DE;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system comprising a circuit board and an integrated circuit device mounted on the circuit board by means of an external contact, and comprising an anti-tamper device being connectable to the external contact to switch the integrated circuit device into a safe mode upon application of a predetermined electrical state at the external contact is described.


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