METHOD AND SYSTEM FOR DISCRIMINATING STYLUS AND TOUCH INTERACTIONS

摘要

Embodiments of the invention are directed to control devices, such as human interface devices, configured for use with a tablet computer. More specifically, the present invention relates to methods and system for discriminating between the interactions of a handheld device, touch of one or more of the user's finger(s) and interaction with appendages of the user on a touch-screen tablet computer. The methods described herein may include discriminating between the interaction of the handheld device, the user's finger(s) and an appendage of the user so that the collected information can be used to control some aspect of the hardware or software running on the touch-screen tablet computer.

主权项

1. A method of using a touch sensitive computing device, comprising:
receiving, at the computing device, information related to a touch-down event from a handheld device, wherein the information related to the touch-down event comprises information relating to a first time when the touch-down event occurred; defining a timing window having a timing window length, wherein the timing window is positioned in time relative to the first time; receiving, at the computing device, information related to a first touch event from a touch sensing unit coupled to the computing device, wherein the information provided for the first touch event comprises information relating to a first touch data point and a second time; and generating output data that comprises information relating to a type of user input that is attributed to the first touch data point when the second time falls within the timing window.