Doped optical waveguide amplifier

Double cladding fiber and optical fiber amplifier

Double-clad fiber lasers and amplifiers having long-period...

Double-pumped raman amplifier

Dual fiber optic amplifier with shared pump source

Dual frequency laser amplifier array and operating method theref

Dual mode programmable optical logarithmic amplifier driver

Dual substrate laminate-configured optical channel for...

Dual-band fiber optic amplification system using a single pump s

Dual-port broadband light source

Dual-stage low power optical amplifier

Dual-wavelength pumped thulium-doped optical fiber amplifier

Dynamic gain control system for optical amplifier and method the

Dynamic optical amplifier

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