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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

According to various embodiments, each of the first coil 210 and the second coil 220 may include one or more layers, and at least some layers of the second coil 220 may be stacked on at least some layers of the first coil 210.

According to various embodiments, the first coil 210 may be disposed such that a plurality of layers 211 and 212 are stacked. For example, the first coil 210 may include a first layer 211 wound in a first shape by a first number of turns and a second layer 212 extending from the first layer 211 and wound in a second shape by a second number of turns. According to an embodiment, one layer of the second coil 220 may be disposed adjacent to the first coil 210. For example, the second coil 220 may include a third layer 221 wound in a third shape by a third number of turns.

According to an embodiment, the second coil 220 may be a coil conforming to a WPC standard. As another example, the first coil 210 and the second coil 220 may be coils conforming to a WPC standard.

權(quán)利要求

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