Korea Advanced Institute of Science and Technology

Yu Jun Shin

Bom Son Lee

Dong Ryul Park

Seung Young Ahn

Seong Ho Woo

Jae Won Rhee

Chang Min Lee

Disclosed is a wireless power transmission system including a first circuit comprising a transmitting coil for transmitting power; and a second circuit comprising a shielded coil, wherein, in the transmitting coil and the shielded coil, frequency division wherein an impedance magnitude of the second circuit is minimized at a first frequency smaller than a resonant frequency of the second circuit and a second frequency larger than the resonant frequency of the second circuit occurs, and inductive coupling wherein the first frequency is larger than a fundamental frequency of the first circuit and the second frequency is smaller than a third high frequency of the second circuit.

Growing community of inventors

Daejeon, South Korea

Yu Jun Shin