WIRELESS POWER TRANSMISSION DEVICE AND WIRELESS POWER CHARGING SYSTEM
First Claim
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1. A wireless power transmission device comprising:
- a mounting member;
first and second terminals mounted on the mounting member; and
a transmission coil connected to the first and second terminals,wherein the transmission coil includes;
an outer transmission coil; and
an inner transmission coil extending from the outer transmission coil and having a radius less than that of the outer transmission coil, andwherein a distance between the outer transmission coil and the inner transmission coil is in a range from 20 mm to 30 mm.
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Abstract
A wireless power transmission device includes a mounting member, first and second terminals mounted on the mounting member and a transmission coil connected to the first and second terminals. The transmission coil includes an outer transmission coil and an inner transmission coil extending from the outer transmission coil and having a radius less than that of the outer transmission coil, and a distance between the outer transmission coil and the inner transmission coil is in a range from 20 mm to 30 mm.
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Citations
15 Claims
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1. A wireless power transmission device comprising:
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a mounting member; first and second terminals mounted on the mounting member; and a transmission coil connected to the first and second terminals, wherein the transmission coil includes; an outer transmission coil; and an inner transmission coil extending from the outer transmission coil and having a radius less than that of the outer transmission coil, and wherein a distance between the outer transmission coil and the inner transmission coil is in a range from 20 mm to 30 mm. - View Dependent Claims (2, 3, 4)
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5. A wireless power charging system comprising:
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a wireless power transmission device including an outer transmission coil and an inner transmission coil; and a wireless power reception device including a reception coil, wherein a distance between the outer transmission coil and the inner transmission coil is half a width of the reception coil. - View Dependent Claims (6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification