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. 13, 2023

Filed:

May. 17, 2021
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Lior Arie, Rishon Lezion, IL;

Derrick Merrill Smith, Austin, TX (US);

Israel A. Wagner, Zichron Yaakov, IL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 30/30 (2020.01); G06F 30/327 (2020.01); G06F 30/398 (2020.01); G06F 30/337 (2020.01); G01R 31/26 (2020.01);
U.S. Cl.
CPC ...
G06F 30/327 (2020.01); G01R 31/2639 (2013.01); G06F 30/337 (2020.01); G06F 30/398 (2020.01);
Abstract

In an approach utilizing static analysis, a processor receives a netlist for an integrated circuit. For at least one node of the integrated circuit in the netlist, a processor calculates (i) a total capacitive load of the respective node and (ii) a minimum required driver size. For a driver of the respective node, a processor (i) determines an effective driver size of the driver based on at least a number of fins of the driver and (ii) determines that the effective driver size exceeds the minimum required driver size multiplied by a predefined sizing margin. A processor, responsive to determining that the effective driver size exceeds the minimum required driver size multiplied by the predefined sizing margin, generates a report, where the report includes at least the driver and a suggestion to reduce the effective size of the driver.


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