公开(公告)号：US10998768B2

公开(公告)日：2021-05-04

申请号：US15766749

申请日：2016-11-17

Applicant: Foundation of Soongsil University-Industry Cooperation

Inventor： Woojin Choi ,  Hung Tran Duc

IPC: H02J50/12 ,  H02M3/335 ,  B60L53/22 ,  B60L53/38 ,  B60L53/12 ,  H02J7/02 ,  H02M1/00 ,  H02J7/00

Abstract: Provided is a resonance converter for a wireless charger, which includes a full bridge inverter connected to an input power source that supplies an input voltage and having first to fourth switches, a resonance tank having a plurality of resonators composed of capacitors and coils connected in series and configured to receive the input voltage from the full bridge inverter and perform voltage conversion in an inductive power transfer manner among the plurality of resonators, and a rectification bridge configured to rectify an output voltage sent from the resonance tank and transfer the rectified output voltage to a battery.