公开(公告)号：US20230261531A1

公开(公告)日：2023-08-17

申请号：US18169991

申请日：2023-02-16

Applicant: Huawei Digital Power Technologies Co., Ltd.

Inventor： Yuechao Li ,  Chao Wang ,  Baoshan Wu ,  Changyuan Li

IPC: H02J50/90 ,  H02J50/10 ,  H02J50/00 ,  H02J7/00

CPC classification number: H02J50/90 ,  H02J50/10 ,  H02J50/005 ,  H02J7/0044

Abstract: A wireless charging module includes a charging coil and a magnetic alignment apparatus. The magnetic alignment apparatus includes a first permanent magnet and a second permanent magnet. The first permanent magnet and the second permanent magnet are disposed adjacently on one surface. The charging coil is disposed on an inner side or an outer side of the magnetic alignment apparatus. Magnetization manners for the first permanent magnet and the second permanent magnet are different. Magnetic field strength on an upper side and a lower side of the magnetic alignment apparatus is different.