BRAKING CONTROL OF HAPTIC FEEDBACK DEVICE

In some aspects, a controller may obtain a back electromotive force (BEMF) signal associated with a haptic feedback component, wherein the BEMF signal is generated by movement of the haptic feedback component. The controller may determine a time length for the BEMF signal to cross an amplitude-based...

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Bibliographische Detailangaben
Hauptverfasser: SAWANT, Milind, HALAGUR, Shivaprakash, ZAZZERA, Joshua, RUTKOWSKI, Joseph Dale
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In some aspects, a controller may obtain a back electromotive force (BEMF) signal associated with a haptic feedback component, wherein the BEMF signal is generated by movement of the haptic feedback component. The controller may determine a time length for the BEMF signal to cross an amplitude-based window. The controller may determine, based on the time length, a braking amplitude for a control signal to reduce an energy level of the haptic feedback component. The controller may control the control signal according to the braking amplitude. Numerous other aspects are provided.