Invention Grant
US09201521B2 Storing trace information 有权
存储跟踪信息

Storing trace information
Abstract:
The disclosure is directed to storing trace information. An aspect includes determining whether or not a pen is within a threshold distance of the touchscreen, storing trace information generated by a user's touch in a touch buffer if the pen is not within the threshold distance of the touchscreen, and clearing the touch buffer and storing trace information generated by the pen in the touch buffer if the pen is within the threshold distance of the touchscreen.
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