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. 08, 2021

Filed:

Sep. 11, 2019
Applicant:

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

Inventors:

Jose Neves, Poughkeepsie, NY (US);

Adam Matheny, Hyde Park, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/45 (2006.01); G06F 30/394 (2020.01); G06F 30/327 (2020.01); G06F 30/398 (2020.01); G06F 111/04 (2020.01); G06F 111/20 (2020.01);
U.S. Cl.
CPC ...
G06F 30/394 (2020.01); G06F 30/327 (2020.01); G06F 30/398 (2020.01); G06F 2111/04 (2020.01); G06F 2111/20 (2020.01);
Abstract

Techniques for net routing for an integrated circuit (IC) design are described herein. An aspect includes receiving a netlist corresponding to a net in an IC design. Another aspect includes identifying intermediate logic in the net, wherein the intermediate logic is connected between a source and a sink of the net, and wherein the sink is located downstream from the source in the IC design. Another aspect includes hiding the intermediate logic from the netlist. Another aspect includes creating a global route in the IC design between the source and the sink of the net without the intermediate logic. Another aspect includes restoring the intermediate logic to the netlist. Another aspect includes placing the intermediate logic along the global route.


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