基于光电二极管的光信号采集系统的研究

主要研究了光信号采集系统的设计和实现,设计了一种将传感器、适配放大器、A/D转换器、存储器、控制电路、接口电路及电池集合在一起的微型化系统,将光电二极管作为光信号探测元件,并探讨了自然光及一般的环境天气的影响,提高了测试精度,扩大了应用范围.系统分别在自然光和一些外设光源下进行实验,实验结果较准确,具有一定的可行性.

Research on the optical signal acquisition system based on photodiode

Design and actualization of an optical signal acquisition system is introduced in this paper.The micro system includes sensors,amplifiers,A/D converter,memory cell,control circuits,interface circuits and power.Photodiode is used as the optical detector element.The influence of natural light and environment factors on the system is discussed.It’s help to raise the test accuracy and extend the application area.The experiments are completed under the conditions of natural light and special optical source.The experiment results are accurate and feasible.