Circuit for transmitting an amplified resonant power to load
First Claim
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1. A circuit for transferring amplified resonant power to a load, comprising:
- a power supply for producing and supplying voltage or current;
a power amplifier for generating an amplified resonant power using the voltage or current; and
a power transferring unit for transferring the amplified resonant power to the load using a transformer, wherein a reflective impedance is adjusted and a resistance of the load is selected to maintain a resonance of a primary side of the power transferring unit.
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Abstract
A circuit for transferring amplified resonant power to a load is disclosed. The circuit transfers amplified resonant power, which is generated in an inductor of a conventional transformer when serial or parallel resonance of a conventional power supply is formed, to a load through the conventional transformer. The circuit comprises: a power supply for producing and supplying voltage or current; a power amplifier for generating amplified resonant power using the voltage or current; and a power transferring unit for transferring the amplified resonant power to the load using a transformer.
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Citations
13 Claims
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1. A circuit for transferring amplified resonant power to a load, comprising:
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a power supply for producing and supplying voltage or current; a power amplifier for generating an amplified resonant power using the voltage or current; and a power transferring unit for transferring the amplified resonant power to the load using a transformer, wherein a reflective impedance is adjusted and a resistance of the load is selected to maintain a resonance of a primary side of the power transferring unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A circuit comprising:
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a power supply for supplying one of a voltage or a current wherein the power supply is configured as a trigger to maintain a resonance; a power amplifier connected to the power supply, the power amplifier configured to generate an amplified resonant power using the one of the voltage and the current, wherein the amplified resonant power is associated with the resonance; and a power transferring unit connected to the power amplifier, the power transferring unit configured to transfer the amplified resonant power to a load wherein the power transferring unit has a coupling coefficient substantially equal to 1 and an increase in a resistance of the load decreases a reflective resistance and a reflective impedance but increases a quality factor of an inductor of a primary side of the power transferring unit.
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13. A circuit comprising:
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a power supply for supplying one of a voltage or a current; a power amplifier connected to the power supply, the power amplifier configured to generate an amplified resonant power using the one of the voltage and the current; and a power transferring unit connected to the power amplifier, the power transferring unit configured to transfer the amplified resonant power to a load wherein a voltage under serial resonance at a secondary side of the power transferring unit equals
k* V1/n =k*Q*Vg/n =(Q/n)*k*Vg whereQ denotes a quality factor of the circuit, n denotes a turns ratio of the power transferring unit, k denotes a coupling coefficient, Vg denotes a source voltage, and V1 denotes a voltage across an inductor in serial resonance.
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Specification