It USES a laser diode as light source and a linear photodiode array to record the light-scattering band, which correlated to the surface roughness.
它利用半导体激光器为光源，光电二极管阵列接收与表面粗糙度具有对应关系的散射光带。
An initiative scheme is given to integrate the spectrometer, imaging system and high sensitivity photodiode array in a three dimension silicon chip.
讨论了实验分光系统、成像系统和高灵敏度探测器列阵混合集成在一块三维硅基片上的初步方案。
By introducing a photodiode array as photoelectric sensor, a new scheme of optical multichannel analyzer is developed based on 4400 signal detection and analysis system.
基于4400系统，通过引入光电二极管列阵作为传感器，构造了具有光学多道分析功能的信号处理系统。
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