A novel all-digital phase locked loop (PLL), applied to the carrier synchronization of communication systems, is designed.

设计了一种用于通信系统载波同步的新数字锁相环。

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Digital thyristor Trigger of High Accuracy is introduced, which is based on phase locked loop synchronization and suitable for dual antistar rectification circuit.

介绍一种高精度数学晶闸管触发器，它基于锁相环同步，适用于双反星形整流电路，并已成功地应用于晶闸管弧焊电流微机控制系统。

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