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I believe the current round of e-readers actually use IR-based touch sensors. Still wouldn't compete on a phone for marketing reasons (thanks to the need for a
by ConstantineXVI 14y ago
I believe the current round of e-readers actually use IR-based touch sensors. Still wouldn't compete on a phone for marketing reasons (thanks to the need for a sunken-in screen), but definitely shrinkable.
- msbarnett 14y agoThey do! But those IR touch screens are actually different technology again from the quite literally cameras that the Surface used. IR touch screens like the ones the Sony reader and Kindle use have been around for ages in POS machines and the like. On the other hand the Surface (table) was using computer vision algorithms on realtime near-IR images of the table surface to recognize multiple touches and gestures.