ELECTRIC PEN
First Claim
Patent Images
1. An electronic pen comprising:
- a pen body having a pen tip fitted to the pen body;
a track sensor for sensing a track of movement of the pen tip;
a pressure sensor for sensing a pressure against the pen tip;
a speed calculator for calculating a speed of movement of the pen tip according to the track of movement of the pen tip;
a signal processor for converting the track of movement of the pen tip, the speed of movement of the pen tip, and the pressure against the pen tip into a handwriting signal; and
a transmission interface for communicating the handwriting signal to an electronic device.
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Accused Products
Abstract
An electronic pen is provided. The electronic pen can capture the pressure, speed and motion of its tip, thereby reflecting the strength and muscularity of the handwriting.
35 Citations
20 Claims
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1. An electronic pen comprising:
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a pen body having a pen tip fitted to the pen body; a track sensor for sensing a track of movement of the pen tip; a pressure sensor for sensing a pressure against the pen tip; a speed calculator for calculating a speed of movement of the pen tip according to the track of movement of the pen tip; a signal processor for converting the track of movement of the pen tip, the speed of movement of the pen tip, and the pressure against the pen tip into a handwriting signal; and a transmission interface for communicating the handwriting signal to an electronic device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. An electronic pen comprising:
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a pen body having a pen tip fitted to the pen body; means for sensing a track of movement of the pen tip; means for sensing a pressure against the pen tip; means for calculating a speed of movement of the pen tip according to the track of movement of the pen tip; means for converting the track of movement of the pen tip, the speed of movement of the pen tip, and the pressure against the pen tip into a handwriting signal; and means for communicating the handwriting signal to an electronic device. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20)
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Specification