Wireless Power System With A Self-regulating Wireless Power Receiver
First Claim
1. A wireless power system, comprising:
- a self-regulating wireless power receiver configured to receive wirelessly transmitted power; and
an auto-tuning network operably coupled within said self-regulating wireless power receiver, said auto-tuning network configured to control and regulate said received wirelessly transmitted power.
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Accused Products
Abstract
A method and a system for self-regulating wireless power transmitted to a wireless power receiver (WPR) are provided. An auto-tuning network is operably coupled within the WPR. The auto-tuning network includes an impedance network that dynamically increases, decreases, or maintains an amount of the received wirelessly transmitted power by detecting changes in a rectifier load disposed in the WPR and/or in a rectifier output voltage in the WPR. The auto-tuning network self-regulates the wireless power received from a wireless power transmitter (WPT) obviating the need for conventional communication messages. The WPT is hence free from a modulator/demodulator block and an out-of-band communication block and operates over a limited operating range to enable a simpler design for passing electromagnetic compliance regulations. The WPR implements a receiver-maximum-power-signature algorithm for enabling the WPT to detect unsupported receivers, configure its operating point and range, and terminate power transmission when not needed by the WPR.
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Citations
16 Claims
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1. A wireless power system, comprising:
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a self-regulating wireless power receiver configured to receive wirelessly transmitted power; and an auto-tuning network operably coupled within said self-regulating wireless power receiver, said auto-tuning network configured to control and regulate said received wirelessly transmitted power. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for self regulating wireless power transmitted to a wireless power receiver, comprising:
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providing a self-regulating wireless power receiver comprising an auto-tuning network; configuring a self-regulating wireless power receiver to receive wirelessly transmitted power; operably coupling said auto-tuning network within said self-regulating wireless power receiver; and configuring said auto-tuning network to control and regulate said received wirelessly transmitted power. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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Specification