Method and an amplifier unit for the transmission of data...

Method and apparatus for a supervisory channel in a WDM...

Method and apparatus for adjusting tilting and level of...

Method and apparatus for calibration of light-modulating array

Method and apparatus for chromatic dispersion compensation

Method and apparatus for detection and compensation of PMD...

Method and apparatus for dynamic equalization in wavelength...

Method and apparatus for hitless routing of optical signals...

Method and apparatus for improved high-speed adaptive...

Method and apparatus for in-service upgrading of OADM to...

Method and apparatus for in-service upgrading of OADM to...

Method and apparatus for increasing transmission capacity in...

Method and apparatus for optical add/drop multiplexing in...

Method and apparatus for optimizing the dispersion and...

Method and apparatus for sensing a temperature along an...

Method and apparatus for suppressing relative intensity...

Method and system for a re-configurable optical multiplexer,...

Method and system for compensating for optical dispersion in...

Method and system for demultiplexing non-intensity modulated...

Method and system for hitless tunable optical processing