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. 26, 2016

Filed:

Dec. 02, 2014
Applicant:

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

Inventors:

Yiu-Chung Mang, Toronto, CA;

Sanjay Dhar, Lake Oswego, OR (US);

Vishal Khandelwal, Portland, OR (US);

Kok Kiong Lee, Sunnyvale, CA (US);

Assignee:

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

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
G06F 17/505 (2013.01); G06F 2217/08 (2013.01); G06F 2217/78 (2013.01); G06F 2217/84 (2013.01);
Abstract

Systems and techniques are described for performing circuit synthesis. Some embodiments create a lookup table based on information contained in a cell library. The lookup table is then used during circuit synthesis. Specifically, some embodiments optimize cells in a reverse-levelized cell ordering. For a given cell, a table lookup is performed to obtain a set of optimal cell configurations, and the cell is replaced with a cell configuration selected from the set of optimal cell configurations. Some embodiments concurrently optimize cells for timing, area, and power leakage based on the timing criticality of the cells.


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