zerodifference detection

中文翻译零差控测

同义词释义

1)zero-difference detection,零差控测

2)homodyne detection,零差检测

3)homodyne detection,零差探测

4)PGC homodyne detection,PGC零差检测

5)null method of measurement,零差测量法

6)PGC homodyne detection scheme,PGC零差检测方案

The principle of phase tracking of the system with source-contained homodyne detection method is discussed.

介绍了基于模间干涉的全光纤电压传感器结构及原理,利用两个光电二极管探测双模光纤输出的相干模斑光强,通过模斑光强的变化测量待测电压引起的模间相位差变化,讨论了含源零差检测法的相位跟踪原理,给出了相位检测系统及电路,仿真和实验结果表明此设计方案能达到相位跟踪的目的。