Receiving antenna and wireless power receiving apparatus comprising same
AssigneeLG Innotek Co., Ltd.
InventorsJung Eun Lee, Sang Won Lee, Seok Bae, Soon Young Hyun, Hee Jung Lee
Life of this patent
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Abstract
A receiving antenna of a wireless power receiving apparatus for wireless power charging according to one embodiment of the present invention comprises: a substrate; a soft magnetic layer disposed on the substrate; and a receiving coil which is wound in parallel with a plane of the soft magnetic layer and is embedded on one surface of the soft magnetic layer, wherein at least one surface of the receiving coil is slantly embedded on the one surface of the soft magnetic layer.
Claims21
A receiving antenna of a wireless power receiving apparatus for wireless power charging, the receiving antenna comprising:
- a substrate;
- a soft magnetic layer disposed on the substrate;
- and
- a receiving coil that is wound in parallel with a plane of the soft magnetic layer and is embedded in a surface of the soft magnetic layer,
- wherein the receiving coil comprises an upper surface and a first embedded surface that is obliquely embedded in the surface of the soft magnetic layer, and
- wherein a first inclination angle between the upper surface of the receiving coil and the first embedded surface of the receiving coil is in a range of from 60° to 75°.
A receiving antenna of a wireless power receiving apparatus for wireless power charging, the receiving antenna comprising:
- a substrate;
- a soft magnetic layer disposed on the substrate and having a groove formed on a surface thereof;
- and
- a receiving coil that is wound in parallel with a plane of the soft magnetic layer and is accommodated in the groove formed on the surface of the soft magnetic layer,
- wherein the groove includes a first wall surface and a second wall surface that both meet the surface of the soft magnetic layer and a bottom surface that meets the first wall surface and the second wall surface,
- wherein a first inclination angle between the first wall surface and the bottom surface is in a range of from 105° to 120°, and
- wherein a second inclination angle between the second wall surface and the bottom surface is in a range of from 105° to 120°.
A wireless power receiving apparatus for wireless power charging, the wireless power receiving apparatus comprising:
- a substrate;
- a soft magnetic layer disposed on the substrate;
- a receiving coil that is wound in parallel with a plane of the soft magnetic layer and is embedded in a surface of the soft magnetic layer;
- a circuit unit connected to the receiving coil and configured to convert the electromagnetic energy into electrical energy;
- and
- a storage unit configured to store the electrical energy,
- wherein the receiving coil comprises an upper surface and a first embedded surface that is obliquely embedded in the surface of the soft magnetic layer, and
- wherein a first inclination angle between the upper surface of the receiving coil and the first embedded surface of the receiving coil is in a range of from 60° to 75°.
Dependencies are inferred from the claim text.