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通过闭环反馈及PID算法实现了焊机的双阶梯形外特性。
The double steps external characteristic of the welding rectifier is realized by closed loop feedback and PID arithmetic.
本文主要研究了外光反馈对VCSEL偏振开关特性和偏振双稳特性的影响。
In this paper, polarization switching performances and polarization bistability performances in VCSEL subjected to optical feedback had been investigated.
本文给出了在环形光纤外腔光反馈之下半导体激光器频偏特性的小信号分析理论。
In this paper a complete small signal analysis for semiconductor laser frequency chirping in the presence of optical fiber ring feedback is presented.
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