HIGH SENSITIVITY SILICON PIEZORESISTOR FORCE SENSOR

Embodiments relate to systems and methods for sensing a force using a sense die. A sense die may comprise a chip comprising a slab; an actuation element configured to contact the slab at or near the center of the slab, and configured to apply a force to the slab; and one or more sense elements suppo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DAVIS, Richard Alan, SPELDRICH, Brian
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Embodiments relate to systems and methods for sensing a force using a sense die. A sense die may comprise a chip comprising a slab; an actuation element configured to contact the slab at or near the center of the slab, and configured to apply a force to the slab; and one or more sense elements supported by the slab, wherein the ratio of the width of the slab to the distance between the one or more sense elements is at least 2/1. A method may comprise providing a sense die comprising a chip having a slab formed thereon; applying a force to the slab of the sense die; and determining the magnitude of the force applied to the slab via one or more sense elements attached to the slab, wherein the ratio of the width of the slab to the distance between the sense elements is greater than 2/1.