JIN Yong-nan, TIAN Xiao-jian. Research on modulation characteristics of high-power semiconductor laser diode[J]. 2004,(6):56-59. DOI: 10.13756/j.gtxyj.2004.06.019.
大功率半导体激光器调制特性的实验研究
摘要
设计了一种带有调制输入接口及恒电流、恒功率、恒温控制的光源系统
着重对其低频调制特性进行了实验研究.通过引入负反馈及自动温度控制技术
从外部电路角度改善了半导体激光器的调制输出特性
有效抑制了驰豫振荡
优化了激光二极管(LD)的调制输出参数.
Abstract
This paper introduces a kind of laser source with APC
ATC and modulation interface.It improves the output characteristics of LD by outside circuits.That includes the modulation wave through high-speed photodetector
the relationship between modulation frequency and threshold current
and the relationship between average output power and modulation frequency.
关键词
半导体激光器直接调制调制频率
Keywords
semiconductor lasersdirect-modulationmodulation frequency