EDFA for amplifying transmitted light by dividing an exciting pu

Efficient bi-directional optical fiber amplifier for missile gui

Efficient pumping for high power rare-earth doped fiber...

Enhanced power fiber laser with controllable output beam

Enhanced pump absorbing double-clad fiber

Er-doped optical fiber amplifier

Erbium and ytterbium co-doped phosphate glass optical fiber...

Erbium doped optical fiber amplifier for automatically tracing a

Erbium-doped fiber amplifier and an optical fiber communication

Erbium-doped fiber amplifier and integrated module components

Erbium-doped fiber amplifiers with desired gain-bandwidth charac

Erbium-doped fiber optical amplifier

Erbium-doped fibre amplifier with shaped spectral gain

Erbium-doped optical fiber having gratings formed therein...

Evanescent-field optical amplifiers and lasers

Expandable wavelength-selective and loss-less optical add/drop s

Extended band erbium doped fiber amplifier