Method and system for testing during operation of an open...

Method and system for transmitting optical communication

Method for controlling the signal/noise ratio of optical...

Method for conveying management information

Method for detecting a check-back signal in an optical...

Method for engineering connections in a dynamically...

Method for gain control of fiberoptic repeating system

Method for identifying faults in a branched optical network

Method for implementing the reconstruction of an optical...

Method for implementing the reconstruction of an optical...

Method for lightpath monitoring in an optical routing network

Method for measurement of optical or electrical signal...

Method for measuring the high speed behavior of fiber optic...

Method for measuring the signal quality of an optical data...

Method for measuring transmission loss in optical...

Method for monitoring the operation of optical fibers

Method for monitoring the operation of optical supply line...

Method for monitoring the signal quality in optical networks

Method for monitoring the signal quality in transparent...

Method for monitoring the transmission quality of an optical...