Search International and National Patent Collections

1. (WO2018184428) WIRELESS CHARGING SYSTEM AND METHOD, AND DEVICE TO BE CHARGED

Pub. No.:    WO/2018/184428    International Application No.:    PCT/CN2018/076700
Publication Date: Fri Oct 12 01:59:59 CEST 2018 International Filing Date: Wed Feb 14 00:59:59 CET 2018
IPC: H02J 7/00
Applicants: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
广东欧珀移动通信有限公司
Inventors: WAN, Shiming
万世铭
ZHANG, Jialiang
张加亮
YANG, Dongsun
杨冬笋
LIN, Shangbo
林尚波
LI, Jiada
李家达
Title: WIRELESS CHARGING SYSTEM AND METHOD, AND DEVICE TO BE CHARGED
Abstract:
Provided are a wireless charging system and 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 and the device to be charged perform wireless communication by means of a communication control circuit so as to adjust the transmitting power of the wireless charging apparatus. Besides, a voltage decreasing circuit is provided on a charging channel inside the device to be charged so that the wireless charging system can charge the device to be charged in a high-voltage low-current mode. The wireless charging system has advantages of high charging efficiency and low heat generation.