大学时候做的毕业设计 投影式gps定位防盗多媒体系统以arm9为平台，主要模块及子系统包括以下几部分：GPS模块、GSM模块、BT模块、WIFI模块、USB-host模块、TBX_BUS子系统(IDE模块、wifi模块、AIRLIVE移动硬盘驱动模块)、投影子系统、摄像子系统。投影部分通过全息投影膜实现。 -College graduation, when do gps positioning projection arm9 security platform multimedia

自己编写的小程序，实现全息自动计数，很厉害的哦-I have written a small program to achieve holographic automatic counting, very powerful oh

Rotating machinery 2-d holographic spectrum calculation, Including quaternion various calculations, Very convenient to use.

Rotating machinery 2-d holographic spectrum calculation, Fiber Transmission wireless communication system performance, LM386 audio signal amplification.