Based on the phase shift control series resonant full bridge converter a novel zero voltage switching ( ZVS ) and zero current switching ( ZCS ) converter whose lagging leg is a unidirectional switch is proposed the experimental results are also presented .

在移相控制的串联谐振全桥软开关变换电路基础上，通过将滞后管改善 成 单向 开关的方法，提出了一种零电压、零电流变换电路，并给出了实验结果。

A unidirectional Nd ∶ YAG ring laser resonator with an auxiliary mirror was introduced . Cr 4 + ∶ YAG crystals were used as a saturable passive Q switch .

介绍了利用辅助镜的NdYAG 单向环形腔，并利用Cr4＋YAG晶体作为可饱和吸收被动调Q 器件。