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US 2016/0111913 A1Published application
Wirelessly rechargeable battery and power transmitter
AssigneePowerbyProxi Limited
InventorsDaniel ROBERTSON, Kunal BHARGAVA, Thashari GOMES
Life of this patent
Estimating the term…
Abstract
A wirelessly rechargeable battery is provided having coils oriented off major battery axes to facilitate good coupling with power transmitter magnetic fields. A magnetic core may house charging electronics for a compact form factor. A wireless power transmitter that produces fields to maximize coupling with receiver coils.
Claims11
-38. (canceled)
A wireless power transmitter including:
- a. a plurality of power transmission coils arranged in a planar array;
- and
- b. a driving circuit for driving the coils such that at least a first coil is driven so as to produce an alternating magnetic field of opposite polarity to that produced by a second coil.
Dependencies are inferred from the claim text.