h a l f b a k e r y
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It's an epaper of various sizes but without a battery.
The way it works, is that to update the display you place a
phone over the epaper, and command it to change it's
This epaper will collect enough power from the phone to
change the content of the display.
Uses, post it notes
on the fridge can be updated by
touching your phone on it.
Physical guest book, you can add a message to the wall by
tapping your phone.
||I like this. You could have a three layer sandwich:
Photosensors on the back
NFC and circuitry in the middle.
e-ink display on the top.
That way you could place this on a suitably enabled
display and take a copy of it.
||In fact, I suspect that a large piece of epaper could
have circuits embedded to harvest enough energy
from ambient RF.
||Can one suck power out of a phone just by being in proximity? Could one in theory obtain superpowers this way, or at least supranormal powers of whatever body part is in close proximity to the phone?
||Well, a few years back we were all told that phones
were microwaving our brains. So yes, you should be
able to harvest something.