The vibration characteristic of loudspeakers is investigated experimentally, based on the self-mixing interference effect of semiconductor laser diode.
基于半导体激光器的自混合干涉效应，通过实验研究了扬声器的振动特性。
The characteristic of self mixing semiconductor laser, which can predigest the light path structure of the interference system, is introduced.
利用自己混合型半导体激光器的特点 ，大大简化了干涉系统的光路结构 。
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