Specific location of hall chips for sensing redundant angular positions

A Hall-effect sensor apparatus, system and method. In general, a substrate having a surface can be provided. A plurality of Hall-effect sensing elements can then be configured upon the substrate, such that the centerline of a sensing plane associated with the plurality of Hall-effect sensing element...

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Bibliographische Detailangaben
Hauptverfasser: Bear, Richard A, Bunyer, Michael T, Ricks, Lamar F
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A Hall-effect sensor apparatus, system and method. In general, a substrate having a surface can be provided. A plurality of Hall-effect sensing elements can then be configured upon the substrate, such that the centerline of a sensing plane associated with the plurality of Hall-effect sensing elements is located towards the surface of substrate, which results in a reduction of the distance between the centerline of the plane of the plurality of Hall-effect sensing elements and an axis of rotation of an associated bias magnet, thereby optimizing the location of the plurality of Hall-effect sensing elements and minimizing sensitivity to misposition and an increase in sensing accuracy.