Multi-finger user identification
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United States of America Patent
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Jul 12, 2016
Grant Date -
Jan 29, 2015
app pub date -
Jul 25, 2013
filing date -
Jul 25, 2013
priority date (Note) -
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Abstract
A method for identifying a user is provided, including the following method operations: identifying at least three contact regions on a touch sensitive surface, the contact regions defined by simultaneous contact of at least three fingers of the user with the touch sensitive surface; for each contact region, determining a center point; determining distances between each of the determined center points of the contact regions; comparing the determined distances against predefined distances associated with a known user; based on the comparing, determining the user to be the known user or not the known user.
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