OPTICAL AMPLIFIER GAIN MEASURING DEVICE AND OPTICAL AMPLIFIER GAIN MEASURING METHOD

摘要

PROBLEM TO BE SOLVED: To provide an optical amplifier gain measuring device and an optical amplifier gain measuring method capable of measuring a gain wavelength characteristic of the optical amplifier highly accurately, continuously at a high speed.;SOLUTION: In this gain wavelength characteristic measuring device 100 for the optical amplifier 16, a multi-wavelength light source means 10 for putting the measuring light amplifier 16 into the saturated state, and a light source means 12 for generating wideband light to be used for measurement of a wavelength point other than the multi-wavelength light source wavelength outputted from the multi-wavelength light source means 10 are provided at least on the input side of the measuring light amplifier 16, and an optical spectrum analyzer means 19, and a gain wavelength characteristic evaluation operation means 20 of the light amplifier 16 connected to the optical spectrum analyzer means 19 are provided on the output side of the light amplifier 16.;COPYRIGHT: (C)2003,JPO