US 11,949,275 B2
Wireless power reception apparatus and mobile terminal
Shebiao Chen, Guangdong (CN); and Jialiang Zhang, Guangdong (CN)
Assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Dongguan (CN)
Filed by GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Guangdong (CN)
Filed on Nov. 13, 2020, as Appl. No. 17/097,619.
Application 17/097,619 is a continuation of application No. PCT/CN2018/088492, filed on May 25, 2018.
Prior Publication US 2021/0066952 A1, Mar. 4, 2021
Int. Cl. H02J 7/04 (2006.01); H02J 7/00 (2006.01); H02J 50/10 (2016.01); H02J 50/80 (2016.01)
CPC H02J 7/04 (2013.01) [H02J 7/00032 (2020.01); H02J 50/10 (2016.02); H02J 50/80 (2016.02); H02J 2207/20 (2020.01)] 16 Claims
OG exemplary drawing
 
1. A wireless power reception apparatus, comprising:
a coil comprising a first end, a second end, and a tap, wherein the coil defined by the first end and the second end is configured to provide a first voltage, and the coil defined by the first end and the tap is configured to provide a second voltage;
a first rectifying unit coupled with the first end and the second end of the coil, wherein the first rectifying unit has a working voltage that matches the first voltage to adapt to a first wireless charging mode;
a second rectifying unit coupled with the first end and the tap of the coil, wherein the second rectifying unit has a working voltage that matches the second voltage to adapt to a second wireless charging mode;
a charging unit coupled with the first rectifying unit and the second rectifying unit and configured to select one of the first rectifying unit and the second rectifying unit to charge a battery;
a mode determining unit configured to communicate with a wireless power supply apparatus to determine a present wireless charging mode;
a first switch coupled with the first rectifying unit;
a second switch coupled with the second rectifying unit; and
a control unit configured to control one of the first switch and the second switch to be turned on according to the present wireless charging mode.