Inventor: from wi-fi to li-fi

An Edinburgh professor has been hailed for his team's work to provide a communication medium which transfers data by means of  LED light.  The system uses electronics to harness the variable light intensity in the bulbs to transmit data wirelessly.

See here for more details of the work of Professor Harald Haas who works in the Institute for Digital Communications, based in the Faraday Building at the King's Buildings.