5 ms·
I've seen a demo of that. I can't remember where at the moment. IIRC they don't need to resort to using IR, they can just use such low intensity of light that i
by fnordfnordfnord 11y ago
I've seen a demo of that. I can't remember where at the moment. IIRC they don't need to resort to using IR, they can just use such low intensity of light that it isn't perceptible by people. Not sure if this can currently be accomplished in bright sunlit locations though.
- kerny 11y agoI saw it in TED talk http://www.ted.com/talks/harald_haas_wireless_data_from_every_light_bulb http://www.ted.com/talks/harald_haas_wireless_data_from_ever...