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.
Patent No.:
Date of Patent:
Oct. 02, 2018
Filed:
Jun. 30, 2016
Applicant:
Futurewei Technologies, Inc., Plano, TX (US);
Inventors:
Min Luo, Cummings, GA (US);
Shih-Chun Lin, Alpharetta, GA (US);
Ian F. Akyildiz, Alpharetta, GA (US);
Assignee:
Futurewei Technologies, Inc., Plano, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01); H04L 12/28 (2006.01); H04L 12/727 (2013.01); H04L 12/715 (2013.01); H04L 12/851 (2013.01); H04L 12/24 (2006.01);
U.S. Cl.
CPC ...
H04L 45/121 (2013.01); H04L 41/042 (2013.01); H04L 45/64 (2013.01); H04L 47/24 (2013.01);
Abstract
A method includes determining a number and placement of multiple controllers in a software defined network (SDN) such that each controller controls a different set of software controlled switches in the SDN and finding optimal forwarding paths for control traffic between the switches and controllers to minimize delay of control traffic over the software defined network.