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.

Date of Patent:
Feb. 03, 2015

Filed:

Aug. 06, 2013
Applicant:

Mentor Graphics Corporation, Wilsonville, OR (US);

Inventors:

Jeanne P. Bickford, Essex Junction, VT (US);

John R. Goss, South Burlington, VT (US);

Nazmul Habib, South Burlington, VT (US);

Robert McMahon, Essex Junction, VT (US);

Assignee:

Mentor Graphics Corporation, Wilsonville, OR (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
G06F 17/5045 (2013.01); G01R 31/2894 (2013.01);
Abstract

A method of reliability evaluation and system fail warning using on chip parametric monitors. The method includes determining impact of parametric variation on reliability by identifying key parametric questions to be answered by stress, identifying parametric macros for each parameter, and identifying layout sensitive areas of evaluation. The process can also include a set of parametric macros in one of a test site or a product to be stressed, testing the set of parametric macros prior to start of stress and at each stress read out, and setting life time parameter profile for technology.


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