US 11,870,272 B2
Wireless charging receiving apparatus, transmitting apparatus, and system of terminal
Songnan Yang, Shenzhen (CN); Xiaoqing Hu, Dongguan (CN); and Bing Cai, Shenzhen (CN)
Assigned to Huawei Digital Power Technologies Co., Ltd., Shenzhen (CN)
Filed by Huawei Digital Power Technologies Co., Ltd., Shenzhen (CN)
Filed on Apr. 22, 2022, as Appl. No. 17/727,355.
Application 17/727,355 is a continuation of application No. 16/721,310, filed on Dec. 19, 2019, granted, now 11,355,964.
Application 16/721,310 is a continuation of application No. PCT/CN2018/074186, filed on Jan. 25, 2018.
Claims priority of application No. 201710471936.6 (CN), filed on Jun. 20, 2017.
Prior Publication US 2022/0247214 A1, Aug. 4, 2022
Int. Cl. H02J 7/00 (2006.01); H02J 50/10 (2016.01); H01F 38/14 (2006.01); H02J 7/02 (2016.01); H04M 1/02 (2006.01)
CPC H02J 50/10 (2016.02) [H01F 38/14 (2013.01); H02J 7/02 (2013.01); H04M 1/0264 (2013.01); H04M 2201/08 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A mobile terminal, comprising a wireless charging receiving apparatus, disposed inside the mobile terminal and close to a metal rear housing of the mobile terminal, wherein the wireless charging receiving apparatus comprises two interconnected coils, the two coils are located in a same plane and are connected in series, and winding directions of the two coils are opposite, so that directions of magnetic fluxes generated by the two coils on the metal rear housing are opposite, wherein the mobile terminal at least comprises a first component and second component, wherein one of the two coils surrounds the first component, and the other coil surrounds the second component.