TOUCH DETECTION
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United States of America Patent
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Issued Date -
Dec 5, 2013
app pub date -
Nov 4, 2011
filing date -
Nov 5, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of tracking one or more inputs at a touch sensitive surface, comprising: detecting one or more touch inputs in a first scanning frame; for each detected touch input, defining a scanning window around a determined location of the detected touch input; scanning each defined scanning window, in a second scanning frame, to detect one or more touch inputs; associating a touch input detected in each scanning window in the second scanning frame with the touch input in the first scanning frame for which the scanning window was defined.
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