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:
Jul. 16, 2019

Filed:

Jan. 31, 2018
Applicant:

Mentor Graphics Corporation, Wilsonville, OR (US);

Inventors:

Tina Najibi, San Jose, CA (US);

Stephen Kenneth Sunter, Nepean, CA;

Mark Hanson, San Jose, CA (US);

Assignee:

Mentor Graphics Corporation, Wilsonville, OR (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/26 (2006.01); G06F 17/50 (2006.01); G01R 35/04 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
G06F 11/261 (2013.01); G01R 31/2848 (2013.01); G01R 35/04 (2013.01); G06F 17/5036 (2013.01); G06F 17/5045 (2013.01); G06F 17/5072 (2013.01); G06F 17/5081 (2013.01);
Abstract

This application discloses a computing system to identify multiple views of cells in a circuit design for selective utilization during analog fault simulation of the circuit design. The views of the cells can include two or more of macromodel design views, schematic design views, or extracted design views that includes parasitic elements extracted from a physical layout of the circuit design. The computing system can prompt generation of multiple netlists, each netlist generated based on a different combination of the identified views of the cells in the circuit design, or a list of macromodels with pin accurate subcircuit wrappers, parse and organize the cells in each netlist or the list of macromodels, identify one of the cells to inject with a defect, and selectively simulate portions from a plurality of the netlists based, at least in part, on the identified one of the cells to inject with the defect.


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