Combined with the example of engineering application, it introduces the method of transporting synchronization signal through optical supervisory channel of DWDM system.
结合工程应用的实例，介绍了采用密集波分复用系统光监控波道传送同步信号的方法。
2
Based on the principle and technology of digital electro-optical measurement, the intelligent integrated switchgear system and control as well as protection combined automation system are discussed.
讨论数字光电量测系统原理和技术，基于此技术的智能集成开关设备系统和控制与保护集成的自动化系统结构。
3
This sensor system simultaneously measures the three parameters using the method of low coherence interferometric signal demodulation combined with optical spectrum measurement of the FBG and EFPI.