Optical multiplex communication system, optical transmission...

Details Optical multiplex communication system, optical transmission... Optical multiplex communication system, optical transmission...

2006-08-15

2006-08-15

Phan, Hanh (Department: 2613)

Optical communications

Transmitter and receiver system

Including compensation

C398S079000, C398S091000, C398S093000, C398S094000, C398S095000, C398S025000, C398S026000, C398S027000, C398S033000, C398S034000, C398S038000, C398S159000, C398S140000, C398S141000, C398S160000, C398S162000, C398S182000, C398S192000, C398S195000, C398S196000, C398S197000, C398S202000, C398S208000, C398S209000

Reexamination Certificate

active

07092638

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.

REFERENCES:
patent: 6839518 (2005-01-01), Minamimoto et al.
patent: 6-69891 (1994-03-01), None
patent: 8-195733 (1996-07-01), None
patent: 2001-053682 (2001-05-01), None

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