Taking LEDs beyond lighting, to the Internet of Things:
" ... In PoE lighting, both electricity and data flow over Ethernet cables that connect to LED troffers and luminaires, which become network nodes and which typically include sensors detecting not only lighting conditions, but also things like room occupancy, temperature, and security. It is taking root the way Ethernet-powered Voice over IP (VoIP) telephony did some 20 years ago before becoming today's office staple. ... "