fiber grating signal demodulation的意思|示意

Wavelengthencoded signal demodulation is one of the key techniques to achieve fiber grating distributed sensing network.

波长编码信号解调是实现光纤光栅多参量、多点分布式传感网络的核心技术之一。

The correlation concept is introduced, the signal correlation function was defined and the correlation demodulation theory of the fiber grating sensing system was basically established.

引进关联概念，定义了信号关联函数，初步建立了光纤光栅传感系统的关联解调理论。

The key problem of FBG sensor study is the optical fiber diffraction grating signal demodulation, namely, the detection of small shifting of wave length.

研究光纤光栅传感器的关键问题是光纤光栅的信号解调，即波长微小移位的检测问题。

The fiber grating sensing system consists of four parts, Broadband Light-source, FBG/LPG based sensor, Signal demodulation section and Signal process section.

光纤光栅传感系统一般包括光源、传感器（光纤光栅）、光路解调部分、数据采集分析终端等部分。

A new demodulation method of fiber Bragg grating (FBG) sensing signal, which is by making use of the monotonic decline section of an amplified spontaneous emission (ASE) light source, is proposed.

提出一种利用放大的自发辐射(ase)光源的单调下降边带对光栅光纤传感器进行解调的新方法。