Active optical fibers with wavelength-selective filtering...

Adiabatic waveguide amplifier

All fiber gain flattening optical filter

All fiber gain flattening optical filter

All-fiber chirped pulse amplification systems

All-optical gain controlled L-band EDFA structure with...

Amplified spontaneous emission reflector-based gain-clamped...

Amplifier control

Amplitude balancing for multilevel signal transmission

Apparatus and method for all-optical control of gain and...

Apparatus and method for all-optical control of gain and...

Apparatus and method for gain-spectrum-tilt compensation in...

Apparatus and method for upgrading a narrow band optical...

Apparatus and method to compensate for optical fiber...

Apparatus and methods for optical communication

Apparatus for determining noise factor of optical amplifier

Article comprising a broad band optical amplifier

Article comprising a multichannel optical amplified...

Balanced gain flattening filters

Booster amplifier with spectral control for optical...