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:
Oct. 13, 2015

Filed:

May. 07, 2014
Applicants:

Electronics and Telecommunications Research Institute (Etri), Daejeon, KR;

Korea Advanced Institute of Science and Technology, Daejeon, KR;

Inventors:

Jeong-Dong Ryoo, Daejeon, KR;

June-Koo Rhee, Daejeon, KR;

Bheom-Soon Joo, Daejeon, KR;

Jin-Sung Im, Ulsan, KR;

Zahir Uddin Ahmad, Daejeon, KR;

Yang Yang, Shenzhen, CN;

Marc Holness, Ontario, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01); G06F 11/00 (2006.01); G08C 15/00 (2006.01); H04J 1/16 (2006.01); H04L 12/26 (2006.01); H04L 12/437 (2006.01); H04L 12/423 (2006.01); H04L 12/24 (2006.01); H04L 12/703 (2013.01); H04L 12/707 (2013.01);
U.S. Cl.
CPC ...
H04L 12/437 (2013.01); H04L 12/423 (2013.01); H04L 41/0659 (2013.01); H04L 45/28 (2013.01); H04L 45/22 (2013.01);
Abstract

Provided is a failure recovery method in a non-revertive mode of an Ethernet ring network. In an Ethernet ring network, link priorities between nodes or node priorities are determined based on media access control (MAC) addresses and the nodes having blocked ports are determined after failures are recovered from based on the priorities so that the blocked ports can be distributed.


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