William Park & Associates Ltd.
Apparatus and method for reducing electromagnetic wave in wireless power transmission device
Provided is a wireless power transmission device to reduce an electromagnetic wave except for a signal to be transmitted during wireless power transmission, the wireless power transmission device including a transmitter configured to generate a magnetic field by inputting a high-frequency power signal generated by a transmission circuit into a first coil, a receiver configured to generate an induced current by allowing the generated magnetic field to pass through a second coil, and a reducer configured to reduce a harmonic component of the high-frequency power signal using a third coil inserted on a path between the transmitter and the receiver.
Electronics and Telecommunications Research Institute DONGYANG E&P INC.
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Seong Uk In Kui Je Hoon Sang Bong Byoung In Jung Ick Byung Chan Duk Ju Woo Chul Dong Woo Jong Seup Hyung Do Dong Won Seong Min
Baek Cho Yun Jeon Lee Moon Kim Ahn Lee Cheon Lee Choi Jang Kim