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. 20, 2005
Filed:
May. 21, 1999
Applicants:
Romain Desplats, Toulouse, FR;
Philippe Perdu, Toulouse, FR;
Inventors:
Romain Desplats, Toulouse, FR;
Philippe Perdu, Toulouse, FR;
Assignee:
Centre National d'Etudes Spatiales (C.N.E.S.), Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F011/00 ; G06F007/02 ; G01R031/08 ; G01R031/28 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a method and an installation for fast location of a fault in an integrated circuit. A sequence of NRZ location vectors is created, the abnormal location vectors are determined, for which the value of the electrical consumption current at rest IDDQ of the circuit is abnormal, at least one set of images is produced with an abnormal location vector, and at least one abnormal vector image is compared with a reference image.