Back to results
US 2021/0344230 A1Published application
Wireless power transfer device with electromagnetic interference (emi) suppression
AssigneeShenzhen Qitian Taiyi Technology Co., Ltd.
InventorYitao XING
Life of this patent
Estimating the term…
Abstract
A wireless power transfer device with EMI suppression includes a power conversion circuit board, a wireless power transfer coil group assembly and an eddy current damper (ECD) with a stable potential. The ECD is close to the wireless power transfer coil group assembly and is connected to a low-alternating current (AC) impedance direct current (DC) plane of the power conversion circuit board through a conductor.
Claims14
A wireless power transfer device with EMI suppression, comprising:
- a power conversion circuit board;
- a wireless power transfer coil group assembly;
- and
- an eddy current damper (ECD) with a stable electric potential;
- wherein the power conversion circuit board is connected to the wireless power transfer coil group assembly through a high-frequency power cable;
- the ECD is close to the wireless power transfer coil group assembly;
- and the ECD is connected to a low-alternating current (AC) impedance direct current (DC) plane of the power conversion circuit board through a conductor.
4 more elements
Dependencies are inferred from the claim text.