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:
Jun. 11, 2019

Filed:

Sep. 21, 2015
Applicant:

Synopsys, Inc., Mountain View, CA (US);

Inventors:

Mark William Bales, Livermore, CA (US);

David L. Peart, Round Rock, TX (US);

Jeffrey Jude Loescher, Portland, OR (US);

Assignee:

SYNOPSYS, INC., Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
G06F 17/505 (2013.01); G06F 17/5072 (2013.01);
Abstract

A method of establishing regions for placing cells of an integrated circuit (IC) includes, in part, assigning a precedence value to each of a multitude of constraint regions of the IC, and forming a multitude regions each associated with one of the constraint regions. The region associated with each constraint region is formed in accordance with the precedence value of its associated constraint region and the precedence values associated with any other constraint regions overlapping the first constraint region. Each region in a subset of the constraint regions is further defined in accordance with the region's transparency/opacity attribute.


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