https://partner.steamgames.com/vrtracking/
工作原理
http://blog.csdn.net/liulong1567/article/details/50833265
可用的芯片
https://www.triadsemi.com/product/ts3633-cm1/
本地算法
https://github.com/nairol/LighthouseRedox
https://trmm.net/Lighthouse
接入流程
http://admin5.jhcb.net/news/fdf0itc620161012c6n470060570.html
通过蓝牙接电话的技巧
http://bbs.feng.com/mobile-news-read-5-644546.html