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. 21, 2006
Filed:
Mar. 27, 2003
Applicants:
Toru Murase, Osaka, JP;
Masayuki Shigematsu, Yokohama, JP;
Iwao Sasase, Yokohama, JP;
Katsuhiro Kamakura, Chiba, JP;
Inventors:
Toru Murase, Osaka, JP;
Masayuki Shigematsu, Yokohama, JP;
Iwao Sasase, Yokohama, JP;
Katsuhiro Kamakura, Chiba, JP;
Assignees:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Keio University, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 14/00 (2006.01); H04B 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical communication system is formed by connecting a base station to user stations. Each user station has a transmitting section for upstream communication. The base station has a light source which supplies transmission light used for upstream communication.
Quick Actions:
Murase, Toru. (2006). Optical communication system (U.S. Patent No. 7139483). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7139483
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile