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. 22, 2008
Filed:
Mar. 18, 2002
Mitsuru Tsuchida, Tokyo, JP;
Yoshihiro Asashiba, Tokyo, JP;
Ryusuke Kawate, Tokyo, JP;
Eiichi Horiuchi, Tokyo, JP;
Hiroaki Mukai, Tokyo, JP;
Michiya Takemoto, Tokyo, JP;
Mitsuru Tsuchida, Tokyo, JP;
Yoshihiro Asashiba, Tokyo, JP;
Ryusuke Kawate, Tokyo, JP;
Eiichi Horiuchi, Tokyo, JP;
Hiroaki Mukai, Tokyo, JP;
Michiya Takemoto, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An OLTsequentially allocates transmission permission of a packet on an upstream transmission line to a plurality of ONUsregistered, and performs packet communication in a simplified method with control by using a first timer for detecting a packet signal and a second timer for controlling transmission permission time, in order to transmit an IP packet of variable length without mounting a function of complex processing for analyzing an upstream packet in the OLT