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. 24, 2017

Filed:

Jan. 23, 2015
Applicant:

Oracle International Corporation, Redwood City, CA (US);

Inventors:

Salim Chowdhury, Austin, TX (US);

Akshay Sharma, Austin, TX (US);

Assignee:

Oracle International Corporation, Redwood City, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/50 (2006.01);
U.S. Cl.
CPC ...
G06F 17/5081 (2013.01);
Abstract

A system and method for topology construction for long and complex fan-out networks such as encountered in microprocessors include a modified Steiner tree algorithm with concurrent buffering to reduce post-buffer power/delay cost for a spanning tree. The system and method may prune Hanan points prior to calling a buffering tool to insert buffers and insert non-Hanan branching points. Embodiments may also include dividing a device into a plurality of super unit blocks, performing routing within each of the plurality of super units using a single crossing Steiner tree algorithm to determine a corresponding port, and aligning corresponding ports of each super unit to provide routing between the plurality of super units.


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