Method and apparatus for touchless calibration
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United States of America Patent
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Jun 14, 2011
Grant Date -
Mar 6, 2008
app pub date -
Sep 5, 2007
filing date -
Sep 5, 2006
priority date (Note) -
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Abstract
A touchless sensing unit (110) and method (210) for calibrating a mobile device for touchless sensing is provided. The method can include evaluating (214) a finger movement within a touchless sensory space (101), estimating (216) a virtual coordinate system (320) from a range of finger movement, and mapping (218) the virtual coordinate system to a device coordinate system (330).
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