A novel method of edge filter demodulation for fiber Bragg grating that use wavelength tunable laser was proposed. Real-time monitoring of the multiple points' dynamic strain could be achieved.
提出了利用波长可调谐激光器对光纤光栅进行边沿滤波解调的新方法，该方法可实现多个测点动态应变的实时监测。
Wavelength switching together with the switching of the dominating output port of the fiber laser is achieved by controlling the power of a tunable injection laser.
通过控制一个可调谐注入激光器的光功率实现了该激光器的波长切换和主输出端口切换。
We present a signal_processing system developed for enhancing the sensitivity of absorption measurement based on tunable diode laser wavelength modulation spectroscopy.
基于可调谐半导体激光吸收光谱，提出了一种新的信号处理方法用于提高吸收光谱测量的灵敏度。
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