ELECTROMAGNETIC WAVE SHIELDING SHEET, WIRELESS POWER TRANSMITTING APPARATUS AND WIRELESS POWER RECEIVING APPARATUS COMPRISING THE SAME

According to an embodiment of the present invention, an electromagnetic wave shielding sheet in a wireless power charging system is provided. In the electromagnetic wave shielding sheet, a plurality of magnetic layers and a plurality of heat dissipation layers are alternately stacked. The magnetic l...

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Bibliographic Details
Main Authors HYUN, SOON YOUNG, LEE, JONG HYUK, NAM, HAE RIM, BAE, SEOK, YU, DA YOUNG, PARK, HWAN SEOK
Format Patent
LanguageEnglish
Korean
Published 02.05.2016
Subjects
BASIC ELECTRIC ELEMENTS
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
INDUCTANCES
MAGNETS
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
SYSTEMS FOR STORING ELECTRIC ENERGY
TRANSFORMERS
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Summary:According to an embodiment of the present invention, an electromagnetic wave shielding sheet in a wireless power charging system is provided. In the electromagnetic wave shielding sheet, a plurality of magnetic layers and a plurality of heat dissipation layers are alternately stacked. The magnetic layer contains Fe-Si-Al-based magnetic powder. According to the present invention, heat dissipation performance may be improved. 본 발명의 한 실시예에 따른 무선충전 시스템의 전자기파 차폐 시트는 복수의 자성층 및 복수의 방열층이 교대로 적층되며, 상기 자성층은 Fe-Si-Al 계열의 자성 분말을 포함한다.
Bibliography:Application Number: KR20140143491