量子阱激光器具有良好的小信号调制频率响应，能作为高速光通信光源采用直接调制方式进行信号传输。

Quantum well laser diodes are of high modulation frequency response. They can be used as light sources and be directly modulated for high bit rate optical communications.

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文中运用三层速率模型，对小信号调制下单量子阱激光器的频率响应进行模拟分析。

This paper presents a simulative method to solve the frequency response of single quantum well laser diode under small signal modulation.

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