利用微弱信号检测技术,根据光信息传感器的特点,在分析了一般弱信号检测仪器在光信息传感器中的应用所存在的问题的基础上,本文提出了一种适应于光信息传感器中的信号检测与处理技术。特点是用电子调制器取代了机械调制器,在光纤高温传感器的应用中,实验结果证明是可靠、稳定、准确的。 Based on the characteristics of the optical information sensor and the problems existing in the application of the weak signal detection instrument in the optical information sensor, this paper presents a new method that can adapt to the signal detection in the optical information sensor With processing technology. The characteristic is that the electronic modulator replaces the mechanical modulator. In the application of optical fiber high temperature sensor, the experimental result proves to be reliable, stable and accurate.