Taihei Boeki Co.,Ltd. exhibited Wireless optical communication equipment LiFi at Wireless Japan 2021.
website:https://www.taiheiboeki.co.jp/product/optical-imaging/-lifi-purelifi-1.html
![](https://tenji.tv/wp-content/uploads/video_img/wirelessjapan_2021/wire03-01.jpg)
This is called LiFi.It is a wireless communication gear that doesn’t require a radio wave.
![](https://tenji.tv/wp-content/uploads/video_img/wirelessjapan_2021/wire03-08.jpg)
Right now, it is exchanging signals with the light that’s up here,
![](https://tenji.tv/wp-content/uploads/video_img/wirelessjapan_2021/wire03-15.jpg)
and you can wirelessly communicate using this device.The video on YouTube here is played with the light from the lantern.
![](https://tenji.tv/wp-content/uploads/video_img/wirelessjapan_2021/wire03-22.jpg)
You can utilize this in various places since it doesn’t use radio waves like WiFi.
![](https://tenji.tv/wp-content/uploads/video_img/wirelessjapan_2021/wire03-29.jpg)
It also has a high-security level, so it is safe to use at places with a lot of out-of-bound information like the hospital, military, factories, etc.