Lee, Hong, Degerman, Kang & Waimey PC
Wireless power transfer device and wireless charging system having same
The present specification provides a wireless power transfer device formed to transmit power to a wireless power reception device, and a power transfer unit in the wireless power transfer device comprises: a first coil formed to generate a magnetic field so as to transmit power in an induction scheme; and a second coil wound around the first coil and formed to generate a magnetic field vibrating at a resonance frequency so as to transmit power in a resonance scheme.
LG ELECTRONICS INC.
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inventional inventional inventional inventional additional inventional additional
Jeongkyo Seonghun Hyunbeom Jaesung Yongcheol Bongsik
Seo Lee Lee Lee Park Kwak