Importance

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Abstract

A stylus having a pressure sensitive side switch for use with digitizer apparatus is disclosed. The pressure sensitive side switch is activated by the application of pressure thereto substantially normal to the axis of the stylus by the finger of a user. In the illustrated embodiments, the pressure sensitive switch comprises a movable element, and the switch provides a signal related to movement of the movable element substantially normal to the stylus axis. The switch output in the preferred embodiment is linearly related to movement of the movable element. The switch may comprise a magnet and a Hall-effect device mounted in the stylus for movement relative to each other. The pressure sensitive side switch may be used to control line width, coloring, gray scaling, Z-axis input, etc.

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First Claim