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:
Sep. 18, 2007

Filed:

Nov. 19, 2004
Applicants:

Bruce W. Mcgaughy, Fremont, CA (US);

Peter Frey, San Jose, CA (US);

Boris Krichevskiy, Sunnyvale, CA (US);

Inventors:

Bruce W. McGaughy, Fremont, CA (US);

Peter Frey, San Jose, CA (US);

Boris Krichevskiy, Sunnyvale, CA (US);

Assignee:

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

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

System and method for converting a flat netlist into a hierarchical netlist are disclosed. The method includes receiving the flat netlist, traversing the flat netlist in a bottom-up fashion, and identifying isomorphic subcircuits in the flat netlist. The method further includes creating a set of cross-coupling capacitor collections for storing information of cross-coupling capacitors, creating a set of net collections for storing information of isomorphic subcircuits, traversing each hierarchical level of the hierarchical netlist in a top-down fashion, and generating the hierarchical netlist using the set of net collections and the set of cross-coupling capacitor collections.


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