What if every light bulb in the world could also transmit data? At TEDGlobal, Harald Haas demonstrates, for the first time, a device that could do exactly that. By flickering the light from a single LED, a change too quick for the human eye to detect, he can transmit far more data than a cellular tower -- and do it in a way that's more efficient, secure and widespread.

 

To read the transcript  go to TED page ✎ http://www.ted.com/talks/harald_haas_wireless_data_from_every_light_bulb.html


Via Sigalon