公开(公告)号：US20190020226A1

公开(公告)日：2019-01-17

申请号：US15941792

申请日：2018-03-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zicheng HUANG ,  Liang LI

IPC: H02J50/90 ,  H02J7/02 ,  H02J50/10 ,  H02J7/00

Abstract: A wireless charging device and a wireless charging method thereof are provided. The wireless charging device includes a carrying platform configured to place a terminal equipment; a plurality of magnetic field detection sensors distributed on a plane parallel to a bearing surface of the carrying platform, and the plurality of magnetic field detection sensors being configured to detect a change value of a magnetic field intensity generated by a first charging coil of the terminal equipment; a position indicator configured to indicate a position of the first charging coil; a controller, connected to both the position indicator and the plurality of magnetic field detection sensors, and the controller being configured to determine the position of the first charging coil according to the change value of the magnetic field intensity, and to control the position indicator to indicate the position of the first charging coil; and a second charge coil.