Force sensing within display stack
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United States of America Patent
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Oct 6, 2020
Grant Date -
Sep 28, 2017
app pub date -
Jun 30, 2016
filing date -
Mar 24, 2016
priority date (Note) -
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Abstract
Embodiments described herein include an input device and associated processing system for sensing force applied by input objects. The input device comprises a display device comprising a plurality of layers formed as a display stack, the display stack including a top surface. The input device further comprises one or more strain gauges disposed within the display stack and configured to detect force applied to the top surface, and a processing system configured to perform display updating using the display device and to perform force sensing using the one or more strain gauges.
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