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 correlation concept is introduced, the signal correlation function was defined and the correlation demodulation theory of the fiber grating sensing system was basically established.
重点对广义解调时频分析方法应用范围、相位函数的选择等问题进行了讨论，得出了相应的结论。
Furthermore, its some problems, such as, the application range and the selection of the phase function are discussed and the corresponding conclusions are obtained.
在空间载波条纹位相检测中，滤波函数的选择对解调相位的精度和速度起着决定性的作用。
The property of digital filters for spatial phase detection significantly influences the accuracy and the speed of phase demodulation.
本文深入研究了美国推出的短波高速跳频CHESS电台的G函数算法，涉及到跳频图案、信息调制与解调等。
G function arithmetic of a HF high speed FH CHESS radio produced in U. S. is deeply studied in this paper, which involves FH pattern and the modulation and demodulation etc.
本文深入研究了美国推出的短波高速跳频CHESS电台的G函数算法，涉及到跳频图案、信息调制与解调等。
G function arithmetic of a HF high speed FH CHESS radio produced in U. S. is deeply studied in this paper, which involves FH pattern and the modulation and demodulation etc.
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