What is Li-fi?



What is Li-fi?

LiFi is a wireless optical networking technology that uses light-emitting diodes (LEDs) for data transmission. LiFi is designed to use LED light bulbs similar to those currently in use in many energy-conscious homes and offices- techtargetOpens in a new tab.

Li-fi is an innovative idea in IT, one that aims at eventually replacing radio frequency wireless signals with those that come from light sources. This type of technology is still being developed, and may have the potential to introduce vastly improved wireless services- techopediaOpens in a new tab.

Li-Fi, i.e. Light Fidelity, is a technology enabling digital content to be broadcast using a light source. By switching a LED on and off several thousand times a second, data can be transmitted in computing language, in 01110… format. The frequencies are not visible to the naked human eye, too fast to have any physiological impact and allow all types of video and audio data to be transferred- smartlightingallianceOpens in a new tab.

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