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.:

US 8751985 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 10, 2014

Filed:

Mar. 12, 2013
Applicant:

Globalfoundries Inc., Grand Cayman, KY (US);

Inventors:

Sandeep Puri, Malta, NY (US);

Bipul C. Paul, Clifton Park, NY (US);

Werner Juengling, Saratoga Springs, NY (US);

Anurag Mittal, Wappinger Falls, NY (US);

Assignee:

Globalfoundries Inc., Santa Clara, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
Abstract

Hierarchical layout versus schematic comparison with extraneous device elimination is provided. This includes obtaining a hierarchical layout netlist for a circuit design, the hierarchical layout netlist grouping arrayed devices of the circuit design into blocks repeated at a top level of a hierarchy of the hierarchical layout netlist. A modified hierarchical layout netlist defining active devices and connections thereof to top level pads of the circuit design is generated, in which extraneous devices are selectively removed from the obtained hierarchical layout netlist. The modified hierarchical layout netlist is verified against an input schematic netlist defining active devices of the circuit design and connections thereof to pads of the circuit design.


Find Patent Forward Citations

Puri, Sandeep. (2014). Hierarchical layout versus schematic (lvs) comparison with extraneous device elimination (U.S. Patent No. 8751985). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8751985

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