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:
Jun. 04, 2013
Filed:
May. 24, 2010
Masaki Ohira, Yokohama, JP;
Tohru Kazawa, Kokubunji, JP;
Yusuke Yajima, Fujisawa, JP;
Akihiko Tsuchiya, Yokohama, JP;
Masaki Ohira, Yokohama, JP;
Tohru Kazawa, Kokubunji, JP;
Yusuke Yajima, Fujisawa, JP;
Akihiko Tsuchiya, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
There are provided multiple candidates for FEC codes selectable for each of the ONTs. An OLT is provided with: means for storing redundancy and a code length of each FEC code in a table; means for selecting an FEC code; means for encoding or decoding data using the selected FEC code; means for calculating a bandwidth in consideration for the FEC redundancy and the code length with reference to the table during band assignment calculation; and means for notifying the destination ONT of the selected FEC code.