| 摘要 |
A sensory device ( 200 ) for providing a touchless user interface to a mobile device ( 100 ) is provided. The sensory device can include at least one appendage ( 210 ) having at least one sensor ( 220 ) that senses a finger ( 232 ) within a touchless sensing space ( 101 ), and a connector ( 230 ) for communicating sensory signals received by the at least one sensor to the mobile device. The sensory device can attach external to the mobile device. A controller ( 240 ) can trace a movement of the finger, recognize a pattern from the movement, and send the pattern to the mobile device. The controller can recognize finger gestures and send control commands associated with the finger gestures to the mobile device. A user can perform touchless acquire and select actions on or above a display or removable face plate to interact with the mobile device.
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