%0 Journal Article %T Design of mine-used DC carrier telephone based on STM32 %A Chen, Goufan %A Zhou, Hui %A Zhan, Minhua %A Wang, Jian %J Proceedings of SPIE %V 9903 %P 99032L-99032L-5 %@ 0277-786X %D 2016-01-26 %I SPIE %~ DeepDyve