Abstract
A system includes a capacitive sensor including a first electrode and a second electrode. The system includes a measurement system configured to sense a capacitance between the first electrode and the second electrode and apply a first offset to the sensed capacitance to provide an offset compensated capacitance.
Original language | English |
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Patent number | US2009160461 |
IPC | G01R 27/ 26 A I |
Priority date | 19/12/07 |
Publication status | Published - 25 Jun 2009 |