US 12,278,497 B2
Wireless charging assembly
Chi-Cheng Hsiao, Taipei (TW)
Assigned to Inventec (Pudong) Technology Corporation, Shanghai (CN); and INVENTEC CORPORATION, Taipei (TW)
Filed by Inventec (Pudong) Technology Corporation, Shanghai (CN); and INVENTEC CORPORATION, Taipei (TW)
Filed on Mar. 31, 2022, as Appl. No. 17/709,536.
Claims priority of application No. 202210179560.2 (CN), filed on Feb. 25, 2022.
Prior Publication US 2023/0275462 A1, Aug. 31, 2023
Int. Cl. H02J 50/00 (2016.01); H02J 7/00 (2006.01); H02J 50/10 (2016.01); H02J 50/40 (2016.01); H02J 50/80 (2016.01)
CPC H02J 50/005 (2020.01) [H02J 7/0042 (2013.01); H02J 50/10 (2016.02); H02J 50/402 (2020.01); H02J 50/80 (2016.02)] 7 Claims
OG exemplary drawing
 
1. A wireless charging assembly, comprising:
a base body, comprising a bottom plate, an inner annular plate and an outer annular plate, wherein the inner annular plate stands on the bottom plate so as to form a first accommodation space together with the bottom plate;
a charging coil, disposed in the first accommodation space of the base body;
a magnet, comprising a body part and a plurality of protruding parts, wherein the plurality of protruding parts protrude from a side of the body part, the body part and the plurality of protruding parts are integrally formed as a single piece, and the body part is disposed in the base body;
a plurality of partitions, connected to the base body, wherein the plurality of protruding parts of the magnet are spaced apart from each other by the plurality of partitions, the plurality of partitions protrude from the inner annular plate along a direction away from the first accommodation space, the outer annular plate is connected to sides of the plurality of partitions located farthest from the inner annular plate so as to form a second accommodation space together with the inner annular plate, the second accommodation space surrounds the first accommodation space, and the magnet and the plurality of partitions are located in the second accommodation space;
a circuit board, disposed in the first accommodation space so that the magnet surrounds the circuit board; and
a near field communication (NFC) coil, disposed on the circuit board.