In the scheme, FSK-FDM technique is used in subcarrier modulation, and the EDFA's supervisory information is transmitted by optical intensity modulation.
该方案利用频移键控频分复用（FSK FDM）技术进行声频副载波调制，通过光强度调制实现远程在线EDFA监控信息随主信号的传输。
According to the requirement of the supervisory and control circumstance in the test running bed field, this scheme designs reasonable control methods and chooses appropriate hardware equipment.
根据试车现场实际监控情况的需求，设计了合理的控制方法并选择合适的硬件设备。
Because the sluice supervisory and control system of certain hydropower plant has had shortcoming of the weak real-time performance, a scheme of automatic sluice control system was presented.
针对大唐碧口水力发电厂远程闸门监控系统网络容易中断、实时性差的缺点，设计了一种闸门自动控制系统。
应用推荐