研究了线性光纤中色散导致初始频率啁啾的高斯光脉冲展宽的详细物理过程。
The physical process of frequency chirped Gaussian pulses broading induced by the group- velocity dispersion has been studied.
第三章指出了引起脉冲展宽的原因以及色散补偿的重要性，并对线性啁啾光纤光栅的色散进行了估算。
In the third chapter, the reason of pulse broadened and the importance of dispersion compensation are pointed out, and the dispersion of linearly chirped fiber grating is appraised.
报道一种利用双侧悬臂梁展宽光纤光栅带宽实现对挠度和应力线性传感的新方法。
A new linear sensing method of deflection and stress, in which the fiber grating bandwidth is stretched by using bilateral cantilever beam, is reported.
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