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Researchers from the University of Tokyo have used piezo technology to produce virtual objects in mid-air.
A novel approach has produced a haptic device that forms shapes that can be felt in mid-air, by generating and focusing ultrasonic waves.
The device is the first of its kind, allowing a user to feel ultrasonic shapes directly with their hand without the need for an intermediary device.
The field of haptics – integrating computing and the sense of touch – has been ...
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