STACKUP FOR TOUCH AND FORCE SENSING
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United States of America Patent
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Issued Date -
Feb 4, 2016
app pub date -
Jul 31, 2014
filing date -
Jul 31, 2014
priority date (Note) -
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Abstract
A device and method for operating a capacitive input device configured to sense input objects and their applied force in a sensing region, the device including a deformable substrate having an input surface; a first array of sensor electrodes; a second array of sensor electrodes; a third array of sensor electrodes positioned underneath the first and second arrays such that, in response to force applied by an input object to the input surface, at least one electrode of the first array deflects relative to the second and third arrays.
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