Filters, including optical filters, having equal group delay...

Flexible and fast electronic control of optical devices

Fluorescence glass, optical wave guide for optical amplifier...

Folded cavity semiconductor optical amplifier (FCSOA)

Format insensitive and bit rate independent optical...

Four wave mixing reduction in raman amplifiers

Four-wave mixing suppression in Raman amplifiers

Fourier plane image amplifier

Free-space optical module for optical amplification

Frequency scanned array control system

Full combined C and L bands optical amplifier and method

Gain and signal level adjustments of cascaded optical...

Gain and signal level adjustments of cascaded optical...

Gain and signal level adjustments of cascaded optical...

Gain clamped amplifier

Gain clamped thulium-doped fiber amplification

Gain control and shaping of EDFAs via dual cavity gain control

Gain control apparatus, optical transmission apparatus, gain...

Gain control device and method for erbium doped fiber amplifier

Gain control for optically amplified systems