Multifunction battery charging and haptic device
First Claim
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1. An electronic device comprising:
- a processor;
a memory device comprising instructions to be executed by the processor;
a battery to provide electrical power to the processor and the memory device;
a multifunction charger comprising an enclosure, a first conductive winding fixedly disposed on an inner wall of the enclosure, and a magnetic core suspended within the enclosure by a spring; and
control circuitry configured to activate one of a plurality of available operating modes of the multifunction charger, wherein the plurality of operating modes of the multifunction charger comprises a wireless charging mode and a haptic feedback mode, wherein, to activate wireless charging mode, the control circuitry is to conductively couple the first conductive winding to a battery charging circuit.
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Abstract
Techniques for implementing a multifunction device with battery charging and haptic feedback capabilities are described. An example of an electronic device includes a multifunction charger and a control circuitry configured to activate one of a plurality of available operating modes of the multifunction charger. The plurality of operating modes includes a wireless charging mode and a haptic feedback mode.
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Citations
20 Claims
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1. An electronic device comprising:
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a processor; a memory device comprising instructions to be executed by the processor; a battery to provide electrical power to the processor and the memory device; a multifunction charger comprising an enclosure, a first conductive winding fixedly disposed on an inner wall of the enclosure, and a magnetic core suspended within the enclosure by a spring; and control circuitry configured to activate one of a plurality of available operating modes of the multifunction charger, wherein the plurality of operating modes of the multifunction charger comprises a wireless charging mode and a haptic feedback mode, wherein, to activate wireless charging mode, the control circuitry is to conductively couple the first conductive winding to a battery charging circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A multifunction charger with a plurality of operating modes, comprising:
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an enclosure; a first conductive winding fixedly disposed on an inner wall of the enclosure; a magnetic core suspended inside the enclosure by a spring; and a second conductive winding surrounding the magnetic core; wherein the multifunction charger is configured to operate in one of a plurality of operating modes, wherein the plurality of operating modes comprises a wireless charging mode and a haptic feedback mode, wherein, to activate wireless charging mode, the control circuitry is to conductively couple the first conductive winding and the second conductive winding to a battery charging circuit; and wherein a resonant frequency of the magnetic core and the spring or a plurality of springs is tuned for haptic effects and vibrational energy harvesting. - View Dependent Claims (10, 11, 12, 13)
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14. A method of operating a multifunction charger comprising a stationary winding and a movable winding, the movable winding disposed around a magnetic core, the method comprising:
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identifying a mode from a plurality of available operating modes comprising a wireless charging mode, a haptic feedback mode, and a vibrational energy harvesting mode; and selecting a coupling configuration to implement the identified mode, wherein the identified mode is the wireless charging mode and selecting the coupling configuration comprises conductively coupling the stationary winding and the movable winding to a battery charging circuit. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification