Inductive Power Transfer System
First Claim
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1. An inductive power transfer transmitter comprising a class-E amplifier driver arranged to drive a primary tank circuit including a transmitter coil, in which the driver frequency is tuned to drive the primary tank circuit when the primary tank circuit is in an unloaded condition.
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Abstract
The invention relates to an inductive power transfer transmitter comprising class-E amplifier driver arranged to drive a primary tank circuit including a transmitter coil, in which the driver frequency is tuned to drive the primary tank circuit when the primary tank circuit is in an unloaded condition.
12 Citations
17 Claims
- 1. An inductive power transfer transmitter comprising a class-E amplifier driver arranged to drive a primary tank circuit including a transmitter coil, in which the driver frequency is tuned to drive the primary tank circuit when the primary tank circuit is in an unloaded condition.
- 5. An inductive power transfer receiver comprising a receiver tank circuit and rectifier, in which the tank circuit is tuned for resonance in the absence of a remote load.
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10. An inductive power transfer receiver comprising a planar spiral Litz wire configuration woven or mounted on a flexible substrate.
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11. An inductive power transfer system comprising:
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an inductive power transfer transmitter comprising a class-E amplifier driver arranged to drive a primary tank circuit including a transmitter coil, in which the driver frequency is tuned to drive the primary tank circuit when the primary tank circuit is in an unloaded condition; and an inductive power transfer receiver comprising a receiver tank circuit and rectifier, in which the tank circuit is tuned for resonance in the absence of a remote load. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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Specification