分析显示，取样光纤光栅特别是纯相位取样光纤光栅在飞速发展的WDM系统中有着非常好的应用前景。
The analysis showed the sampled fiber grating, especially the phase-only sampling, has a fairly bright application prospect in the rapidly developing WDM system.
对正弦信号相位差估计的取样积分和互相关两种方法的理论进行了分析，并进行了数字仿真实验。
The theories of the sample integral and the cross - mutuality for the sinusoidal signal phase difference estimation are analyzed, and the digital simulation experiment is carried out.
由单强度测量来恢复相位问题，也有过讨论，可以利用解析函数特有性质或应用取样定理来实现相位恢复。
The phase retrieval problem from single intensity measurement was also discussed in terms of the properties of analytical function or under consideration of sampling theorem.
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