Let there be light! Wireless light-based Li-Fi looks to solve some of Wi-Fi

[phillynews215]

TL;DR

• Li-Fi is a wireless data system remarkably similar to Wi-Fi, but uses light to send information.
• Data rates can hit a gigabit a second, while maintaining line-of-sight privacy.
• pureLiFi is showing off a home solution for using Li-Fi to send data through windows, for outside 5G reception.

Old-school smartphone fans didn’t get started using a Galaxy, iPhone, or even a Nexus — back before smartphones as we know them first took form, we had the PDA. But prior to ubiquitous cellular connectivity, communication with PDAs was always a bit of a struggle. One of the more unique solutions to emerge was IrDA, employing infrared light to wirelessly transfer information between devices. Now, over 20 years later, we’re wondering if light-based wireless communication could be about to make a return.

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