If just thinking about using a tiny touch screen on a smart watch has your fingers cramping up, researchers at the University of California at Berkeley and Davis may soon offer some relief: they’re developing a tiny chip that uses ultrasound waves to detect a slew of gestures in three dimensions. The chip could be implanted in wearable gadgets.
The technology, called Chirp, is slated to be spun out into its own company, Chirp Microsystems, to produce the chips and sell them to hardware manufacturers. They hope that Chirp will eventually be used in everything from helmet cams to smart watches—basically any electronic device you want to control but don’t have a convenient way to do so.
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