Transmission coil module for wireless power transmitter
AssigneeLG Innotek Co., Ltd.
InventorSung Hyun Leem
Life of this patent
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Abstract
A wireless power transmitter includes a shield; a first coil having a first hollow portion in a center area thereof; a second coil disposed below the first coil and having a second hollow portion in a center area thereof; and a third coil disposed below the first coil and having a third hollow portion in a center area thereof. Further, the first coil overlaps a portion of the second coil and a portion of the third coil, and the shield includes a first functional hole in a region corresponding to the first hollow portion; a second functional hole in a region corresponding to the second hollow portion; and a third functional hole in a region corresponding to the third hollow portion.
Claims20
A wireless power transmitter, comprising:
- a shield;
- a first coil having a first hollow portion in a center area thereof;
- a second coil disposed below the first coil and having a second hollow portion in a center area thereof;
- and
- a third coil disposed below the first coil and having a third hollow portion in a center area thereof,
- wherein the first coil overlaps a portion of the second coil and a portion of the third coil, and
- wherein the shield comprises:
- a first functional hole in a region corresponding to the first hollow portion;
- a second functional hole in a region corresponding to the second hollow portion;
- and
- a third functional hole in a region corresponding to the third hollow portion.
A wireless power transmitter comprising:
- a shield having a recess;
- a first coil having a first hollow portion in a center area thereof;
- a second coil disposed below the first coil and having a second hollow portion in a center area thereof;
- a third coil disposed below the first coil and having a third hollow portion in a center area thereof;
- and
- a connector disposed in the recess,
- wherein the first coil overlaps a portion of the second coil and a portion of the third coil, and
- wherein the shield comprises:
- a first functional hole in a region corresponding to the first hollow portion;
- a second functional hole in a region corresponding to the second hollow portion;
- and
- a third functional hole in a region corresponding to the third hollow portion.
Dependencies are inferred from the claim text.