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:
Dec. 13, 2022

Filed:

Mar. 31, 2021
Applicant:

Cadence Design Systems, Inc., San Jose, CA (US);

Inventors:

Yi-Xiao Ding, Austin, TX (US);

Zhuo Li, Austin, TX (US);

Jhih-Rong Gao, Austin, TX (US);

Assignee:

Cadence Design Systems, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 30/398 (2020.01); G06F 30/392 (2020.01); G06F 30/394 (2020.01); G06F 30/3308 (2020.01); G06F 30/373 (2020.01);
U.S. Cl.
CPC ...
G06F 30/398 (2020.01); G06F 30/3308 (2020.01); G06F 30/392 (2020.01); G06F 30/394 (2020.01); G06F 30/373 (2020.01);
Abstract

A system includes one or more processors and a computer storage medium storing instructions that cause a machine to perform operations including accessing an integrated circuit (IC) design including an initial clock tree. The operations include selecting a first driver to evaluate for resizing, the first driver being a first size and having a first leakage current and determining a baseline power consumption measurement of clock tree based on the first size and the first leakage current of the first driver. The operations include identifying a plurality of replacement drivers to replace the first driver and determining a power consumption measurement for a second driver. Based on determining that the power consumption measurement for the second driver is less than the baseline power consumption measurement replacing the first driver with the second driver and generating a layout instance based on the second driver.


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