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:
Jul. 17, 2012
Filed:
Oct. 26, 2009
Applicants:
Kyeong-hwan Doo, Daejeon-si, KR;
Bin-yeong Yoon, Daejeon-si, KR;
Dong-soo Lee, Gwangju-si, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are an optical line terminal in a gigabit passive optical network and a method for transmitting a broadcast frame using the same. The optical line terminal allocates second port identifiers to optical network units such that a broadcast frame is prevented from being retransmitted to an optical network unit which has transmitted the broadcast frame to the optical line terminal.