Multipoint touch surface controller
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United States of America Patent
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Oct 2, 2012
Issued Date -
N/A
app pub date -
May 2, 2006
filing date -
May 2, 2006
priority date (Note) -
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Abstract
A multipoint touch surface controller is disclosed herein. The controller includes an integrated circuit including output circuitry for driving a capacitive multi-touch sensor and input circuitry for reading the sensor. Also disclosed herein are various noise rejection and dynamic range enhancement techniques that permit the controller to be used with various sensors in various conditions without reconfiguring hardware.
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