Power supplying device
First Claim
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1. A power supplying device, comprising:
- a first coil; and
a second coil, wound to be substantially line symmetrical to the first coil with respect to a center line, wherein the center line is an axis passing through a winding center of the first coil,wherein a ground point of the first coil and a ground point of the second coil being provided further inside than an innermost winding of the first coil, andwherein a first connecting line connects the ground point of the first coil to the ground point and a second connecting line connects the ground point of the second coil to the ground point,wherein the first coil, the second coil and the ground point of the first coil and the ground point of the second coil are provided on a substrate having multiple layers,wherein the substrate comprises an electric field shielding layer, andthe electric field shielding layer is connected to the ground point of the first coil and the ground point of the second coil are and formed to show a substantial line symmetry with respect the axis as the center line.
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Abstract
The invention provides a power supplying device, which includes a first coil; and a second coil, which is wound to be substantially line symmetrical to the first coil with respect to a center line, wherein the center line is an axis passing through a winding center of the first coil. A ground point of the first coil and the second coil is disposed further inside than an outermost winding of the first coil.
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Citations
17 Claims
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1. A power supplying device, comprising:
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a first coil; and a second coil, wound to be substantially line symmetrical to the first coil with respect to a center line, wherein the center line is an axis passing through a winding center of the first coil, wherein a ground point of the first coil and a ground point of the second coil being provided further inside than an innermost winding of the first coil, and wherein a first connecting line connects the ground point of the first coil to the ground point and a second connecting line connects the ground point of the second coil to the ground point, wherein the first coil, the second coil and the ground point of the first coil and the ground point of the second coil are provided on a substrate having multiple layers, wherein the substrate comprises an electric field shielding layer, and the electric field shielding layer is connected to the ground point of the first coil and the ground point of the second coil are and formed to show a substantial line symmetry with respect the axis as the center line. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification