Method and device to control touchless recognition
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United States of America Patent
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Jul 29, 2014
Grant Date -
May 15, 2008
app pub date -
Nov 7, 2007
filing date -
Nov 9, 2006
priority date (Note) -
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Abstract
A sensor device (100) and method (300) for touchless finger signing and recognition is provided. The method can include detecting (304) a first pause of a finger in a touchless sensory space (101), tracking (306) a movement (140) of the finger, detecting (308) a second pause of the finger, creating (310) a trace (145) of the finger movement from the tracking, and recognizing (312) a pattern (146) from the trace. The pattern can be an alphanumeric character or a finger gesture. A user can accept or reject the recognized pattern via touchless finger control.
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