Digitizer having improved signal to noise characteristics
First Claim
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1. A digitizer comprising:
- a non-conductive flat panel glass substrate having a predetermined thickness;
a resistor disposed on said non-conductive flat panel glass substrate, said resistor being laminated on said non-conductive flat panel glass substrate in a predetermined pattern and having a predetermined conductivity;
a thin film dielectric layer laminated on said resistor;
said thin film dielectric layer including an electrostatic capacitance and a signal-to-noise ratio functionally related to the electrostatic capacitance; and
outputting means for visualizing and outputting information, said non-conductive flat panel glass substrate being laminated on said outputting means.
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Abstract
A digitizer includes a flat panel medium with which a stylus contacts for information input, an outputting device for visualizing and outputting information according to the information input by the stylus, and a resistor installed between the outputting device and the flat panel medium in a predetermined pattern, wherein a flat panel glass substrate having a predetermined thickness is laminated on the outputting. The resistor has a predetermined conductivity and is laminated on the glass substrate in a predetermined pattern, and a thin film dielectric layer is laminated on the patternized resistor.
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Citations
4 Claims
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1. A digitizer comprising:
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a non-conductive flat panel glass substrate having a predetermined thickness; a resistor disposed on said non-conductive flat panel glass substrate, said resistor being laminated on said non-conductive flat panel glass substrate in a predetermined pattern and having a predetermined conductivity; a thin film dielectric layer laminated on said resistor;
said thin film dielectric layer including an electrostatic capacitance and a signal-to-noise ratio functionally related to the electrostatic capacitance; andoutputting means for visualizing and outputting information, said non-conductive flat panel glass substrate being laminated on said outputting means. - View Dependent Claims (2)
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3. A digitizer comprising:
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a display; a non-conductive flat panel glass substrate having a predetermined thickness, said non-conductive flat panel glass substrate being laminated on said display; a resistor laminated on said non-conductive flat panel glass substrate in a predetermined pattern and having a predetermined conductivity; and a thin film dielectric layer laminated on said resistor;
said thin film dielectric layer exhibiting an electrostatic capacitance when contacted with an input device to increase a signal-to-noise ratio of said thin film dielectric layer. - View Dependent Claims (4)
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Specification