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:
Nov. 01, 2016
Filed:
Nov. 20, 2014
Applicant:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventors:
Jinsoo Han, Daejeon, KR;
Chang Sic Choi, Daejeon, KR;
Wan Ki Park, Daejeon, KR;
Il Woo Lee, Daejeon, KR;
Assignee:
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTIT, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/00 (2006.01); H04L 7/00 (2006.01); H04J 14/02 (2006.01); H04J 3/06 (2006.01);
U.S. Cl.
CPC ...
H04L 7/0075 (2013.01); H04J 14/02 (2013.01); H04L 7/0008 (2013.01); H04J 3/0658 (2013.01);
Abstract
A method and apparatus for time synchronization between a plurality of nodes in a network. The apparatus distinguishes between an optical synchronization signal for synchronization between nodes and an optical data signal for data transmission, and synchronizes nodes with each other using the optical synchronization signal.