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1. (WO2018184578) WIRELESS CHARGING SYSTEM, APPARATUS, METHOD AND DEVICE TO BE CHARGED

Pub. No.:    WO/2018/184578    International Application No.:    PCT/CN2018/081972
Publication Date: Fri Oct 12 01:59:59 CEST 2018 International Filing Date: Thu Apr 05 01:59:59 CEST 2018
IPC: H02J 7/00
Applicants: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
OPPO广东移动通信有限公司
Inventors: WAN, Shiming
万世铭
ZHANG, Jialiang
张加亮
LIN, Shangbo
林尚波
LI, Jiada
李家达
Title: WIRELESS CHARGING SYSTEM, APPARATUS, METHOD AND DEVICE TO BE CHARGED
Abstract:
Provided are a wireless charging system, an apparatus, a method and a device to be charged. The wireless charging system comprises: a wireless charging apparatus and a device to be charged; the wireless charging apparatus is used for wirelessly charging the device to be charged, the wireless charging apparatus comprising a wireless transmitting circuit and a first communication control circuit; the device to be charged comprises a battery, a wireless receiving circuit, a detection circuit and a second communication control circuit; the second communication control circuit is used for wirelessly communicating with the first communication control circuit so as to send an output voltage and/or an output current of the wireless receiving circuit, which is detected by the detection circuit, to the first communication control circuit such that the first communication control circuit adjusts the transmission power of the wireless transmitting circuit so as to meet a charging requirement of the battery.