Long-wavelength-band gain-controlled optical amplifier

Loss-less optical cross-connect

Lossless optical transmission system architecture with non-faili

Low cost flexible automated optical power management

Low noise figure optical amplifier for DWDM systems with per...

Low noise high power optical fiber amplifier

Low noise, optical amplifier having post-amplification loss elem

Low tilt, high gain fiber amplifier

Low-noise active fiber optical amplifier with pumping power refl

Method and apparatus for amplified spontaneous emission...

Method and apparatus for amplifier control

Method and apparatus for an optical fiber amplifier

Method and apparatus for combining add/drop optical signal lines

Method and apparatus for controlling optical amplifier used for

Method and apparatus for controlling optical signal power in...

Method and apparatus for controlling power transients in an...

Method and apparatus for controlling power transients in an...

Method and apparatus for expanding the dynamic range of...

Method and apparatus for gain excursion minimization in...

Method and apparatus for implementing optical supervisory...