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C4iSR: Joint & Common Equipment

BT details 'Li-Fi' technology development efforts

25 January 2017

Details have emerged of the light-based data transfer system under development by UK telecoms provider BT's defence arm.

First demonstrated at the UK's Standing Joint Force Head Quarters (SJHQ) 'Joint Venture' exercise in July 2016, the technology is designed to replace the hard-wired networks deployed at headquarters.

Speaking to IHS Jane's at the company's Adastral Park development centre, company representatives detailed a number of capabilities of the developmental system.

Using a modulated light-emitting diode (LED)-based overhead light, the 'Li-Fi' system offers benefits over both traditional Wi-Fi and hard-wired networks. The light is received by either a dedicated sensor coupled to a device, or through a smartphone or tablet's camera.

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