129
想让 Wi-Fi mesh 路由器探测到你的呼吸吗？
source link: https://cn.engadget.com/2017/10/10/origin-wireless-motion-detection-breathing-rate-sensor/
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
一般的室内安保系统，大多都会依靠相机或是专门的感应器来实现监控效果。不过这两者都会有硬件和安装成本，而且实话说，很多使用者本身在镜头下都会感到非常不自在。考虑到这些问题，Origin Wireless 想到了一种利用 Wi-Fi 讯号来探测室内运动的经济方案。他们所使用的「时间反演机」技术（Time Reversal...
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK