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:
Jan. 20, 2015
Filed:
Oct. 01, 2013
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventor:
Kazuhisa Yamashita, Osaka, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka-shi, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2013.01); H04J 14/00 (2006.01); H04J 3/06 (2006.01); H04Q 11/00 (2006.01); H04J 3/16 (2006.01);
U.S. Cl.
CPC ...
H04J 14/00 (2013.01); H04J 3/0682 (2013.01); H04Q 11/0067 (2013.01); H04J 3/1694 (2013.01); H04Q 2011/0064 (2013.01); H04Q 2213/1301 (2013.01); H04Q 2213/13292 (2013.01);
Abstract
There is provided an office-side line concentration device that accommodates a plurality of passive optical networks, including a plurality of receiving means connected to each of the plurality of passive optical networks, and interface means for controlling a transmission timing of user data from the plurality of passive optical networks so that user data received by the plurality of receiving means can be arranged closely in an uplink, thus enabling effective use of bandwidth in the uplink.