Optical gain equalizer, and optical amplifier and...
Optical gain flattening filter using VPG-based optical elements
Optical harmonic equalization control systems and methods
Optical network equipment with gain transient control and...
Optical network equipment with optical channel monitor and...
Optical partial regeneration of solitons
Optical receiver including a linear semiconductor optical...
Optical repeating system and optical amplifying repeater...
Optical sending apparatus and channel extension method
Optical signal amplification device
Optical signal amplifier and method
Optical signal amplifier and method
Optical signal channel counter and optical amplification device
Optical signal-to-noise ratio improving device
Optical signal-to-noise ratio improving device
Optical system for reducing stimulated Brillouin scattering...
Optical systems with grating reflector
Optical transmission equipment for suppressing a four wave...
Optical transmission equipment for suppressing a four wave...
Optical transmission path having sections which...