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:
Aug. 15, 2006
Filed:
Oct. 15, 2002
Yoshihisa Funami, Yokohama, JP;
Tetsuo Wada, Kawasaki, JP;
Kazumaro Takaiwa, Yokohama, JP;
Toshihisa Kyouno, Yokohama, JP;
Yasushi Tateno, Yokohama, JP;
Yoshiaki Shibayama, Yokohama, JP;
Akinori Nishiie, Yokohama, JP;
Yoshihisa Funami, Yokohama, JP;
Tetsuo Wada, Kawasaki, JP;
Kazumaro Takaiwa, Yokohama, JP;
Toshihisa Kyouno, Yokohama, JP;
Yasushi Tateno, Yokohama, JP;
Yoshiaki Shibayama, Yokohama, JP;
Akinori Nishiie, Yokohama, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
An optical multiplex communication system includes a transmission part and a receiving part, wherein the transmission part includes a transmission quality detecting part which measures and transmits a transmission quality information for the channels based on a request from the transmission part; the receiving part includes a variable optical attenuation part controls the optical signal level for the channels, an optical level setting part controls the variable optical attenuation part based on a setting value, a setting control part adding the setting value to the optical level setting part based on a request for setting.