公开(公告)号：US20220037925A1

公开(公告)日：2022-02-03

申请号：US17278832

申请日：2018-09-29

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Wenchao YU ,  Haizhen GAO ,  Lvjian YANG ,  Jiang CHEN ,  Hui WANG

IPC: H02J50/12 ,  H02J50/80

Abstract: A method that includes: transmitting, by an electronic device, a first detecting signal when the electronic device is in a reverse wireless charging mode; receiving, by the electronic device at a gap moment between at least two adjacent moments at which the first detecting signal is transmitted, a second detecting signal transmitted by a wireless charging device; and if the second detecting signal received by the electronic device meets a preset condition, automatically switching, by the electronic device, from the reverse wireless charging mode to a forward wireless charging mode.