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Stacked coil structure and electronic device including the same

專利號
US11177666B2
公開日期
2021-11-16
申請人
Samsung Electronics Co., Ltd.（KR Suwon-si）
發(fā)明人
Keumsu Song; Kwangseob Kim; Kihyun Kim; Dongzo Kim; Jiwon Kim; Jihye Kim; Yunjeong Noh; Changhak O; Hyungkoo Chung; Mincheol Ha; Jongchul Hong; Yongsang Yun
IPC分類
H01F17/00; H01F38/14; H02J5/00; H02J50/12; H02J50/40; H02J50/70; H02J7/02; H04B5/00
技術(shù)領(lǐng)域
coil,layer,may,power,first,turns,circuit,electronic,second,device
地域： Suwon-si

摘要

An electronic device is provided. The electronic device includes a coil unit, a power transmission circuit electrically connected to the coil unit, and a control circuit configured to wirelessly transmit power using the coil unit, and the coil unit may include a first coil. The first coil may include a first layer wound in a first shape by a first number of turns, and a second layer extending from the first layer and wound in a second shape by a second number of turns, and the second layer may be disposed above the first layer to overlap the first layer.

說明書

FIG. 4A is a schematic view illustrating a cross section of a first coil of a coil unit according to another embodiment of the disclosure;

FIG. 4B is a schematic view illustrating a top face of a first coil of a coil unit according to another embodiment of the disclosure;

FIG. 5 is a top view specifically illustrating a shape of a coil unit according to various embodiments of the disclosure;

FIG. 6 is a schematic view showing cross sections of a first coil and a second coil of a coil unit according to various embodiments of the disclosure;

FIG. 7 is a perspective view illustrating a cross section of a coil unit of FIG. 5, which is taken along line A-A′ according to various embodiments of the disclosure;

FIG. 8 is a schematic view illustrating cross sections of a first coil and a second coil of a coil unit according to another embodiment of the disclosure;

FIG. 9 is a perspective view illustrating cross sections of a first coil and a second coil of a coil unit according to another embodiment of the disclosure;

FIG. 10 is a schematic view illustrating cross sections of a first coil and a second coil of a coil unit according to another embodiment of the disclosure;

FIG. 11 is a cross-sectional view illustrating a structure of a coil unit according to another embodiment of the disclosure;

權(quán)利要求

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