US 10,153,652 B2
Charging system
Jialiang Zhang, Dongguan (CN); Fengshuo Liu, Dongguan (CN); Biao Chen, Dongguan (CN); and Kewei Wu, Dongguan (CN)
Assigned to Guangdong Oppo Mobile Telecommunications Corp., Ltd., Dongguan, Guangdong (CN)
Filed by GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Dongguan (CN)
Filed on Nov. 27, 2017, as Appl. No. 15/823,014.
Application 15/823,014 is a continuation of application No. 15/597,270, filed on May 17, 2017, granted, now 9,859,742.
Application 15/597,270 is a continuation of application No. 15/114,870, previously published as PCT/CN2014/077432, filed on May 14, 2014.
Claims priority of application No. 2014 1 0043182 (CN), filed on Jan. 28, 2014.
Prior Publication US 2018/0083471 A1, Mar. 22, 2018
This patent is subject to a terminal disclaimer.
Int. Cl. H02J 7/00 (2006.01); H02J 7/02 (2016.01); H02J 7/08 (2006.01)
CPC H02J 7/0081 (2013.01) [H02J 7/00 (2013.01); H02J 7/0021 (2013.01); H02J 7/0045 (2013.01); H02J 7/0052 (2013.01); H02J 7/027 (2013.01); H02J 7/085 (2013.01); H02J 2007/0062 (2013.01); H02J 2007/0096 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An adaptor, comprising:
a second USB interface, having at least two second power wires and at least two second ground wires;
an adjusting circuit, configured to perform a rectifying and filtering on mains supply inputted to obtain an original power signal, to adjust voltage of the original power signal and to output the adjusted original power signal to at least two first power wires and at least two first ground wires of a terminal through the at least two second power wires and the at least two second ground wires, so as to form at least two charging circuits to charge a cell of the terminal, wherein the at least two first power wires and at least two second power wires have an one-to-one corresponding relationship, the at least two first ground wires and at least two second ground wires have an one-to-one corresponding relationship.