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:
Jan. 01, 2019

Filed:

Aug. 23, 2016
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Eric A. Foreman, Fairfax, VT (US);

Jeffrey G. Hemmett, St. George, VT (US);

Stephen G. Shuma, Underhill, VT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
G06F 17/5031 (2013.01); G06F 17/5036 (2013.01); G06F 17/5068 (2013.01); G06F 17/5081 (2013.01); G06F 2217/08 (2013.01); G06F 2217/12 (2013.01); G06F 2217/84 (2013.01);
Abstract

In an approach for addressing process and voltage points across voltage and process space, a computer identifies an integrated circuit design. The computer identifies a timing model associated with the identified integrated circuit design. The computer identifies a minimum set of voltage/process pairs associated with the integrated circuit design. The computer identifies a number n that defines the number of finite differencing operations to be performed for the identified minimum set of voltage/process pairs. The computer performs a single statistical static timing analysis with multi-corner projection for the identified integrated circuit based on the received number n that provides a finite difference for each number of finite differencing operations to be performed based on n for the identified minimum set of voltage/process pairs. The computer performs addressing based on the performed statistical static timing analysis. The computer provides a report.


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