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Glossary

Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.

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Mid-Air Ultrasound Haptics(also: Ultrasound Haptics, Airborne Ultrasound Tactile Display, AUTD)
A non-contact haptic technology that uses phased arrays of ultrasonic transducers to focus acoustic radiation pressure onto a user's skin, producing tactile sensations in mid-air without any worn or held device. By modulating the intensity, focal-point location, and trajectory…

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