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. 07, 2015
Filed:
Aug. 25, 2011
Applicants:
Nicolas Morin, Talence, FR;
Thiebeauld DE LA Croue Hugues, Pessac, FR;
Inventors:
Nicolas Morin, Talence, FR;
Thiebeauld De La Croue Hugues, Pessac, FR;
Assignee:
Oberthur Technologies, Levallois Perret, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); H03K 3/037 (2006.01); G06F 21/55 (2013.01); H03K 19/003 (2006.01);
U.S. Cl.
CPC ...
H03K 3/0375 (2013.01); G06F 21/554 (2013.01); H03K 19/003 (2013.01);
Abstract
Securing a storage element for a binary datum, control register and chip card. This element () for storing a binary datum (D) inputs a signal representative of said binary datum, said storage to be carried out when an enable signal (ENA) is at a first predetermined level, supplies an output signal (Q) the state whereof represents the datum stored in said storage element (), and detects an attack aimed at said enable signal (ENA) or at a signal internal to said storage element.