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MAGNETIC SHIELDING SHEET FOR WIRELESS CHARGER, MANUFACTURING METHOD THEREOF, AND WIRELESS CHARGER RECEIVER USING THE SAME
MAGNETIC SHIELDING SHEET FOR WIRELESS CHARGER, MANUFACTURING METHOD THEREOF, AND WIRELESS CHARGER RECEIVER USING THE SAME
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机译:无线充电器的磁性屏蔽板,其制造方法以及使用该屏蔽板的无线充电器接收器
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摘要
Provided are a magnetic field shield sheet for a wireless charger, which blocks an effect of an alternating-current magnetic field generated when a charger function for a portable mobile terminal device is implemented in a non-contact wireless manner on a main body of the portable mobile terminal device and exhibits excellent electric power transmission efficiency, a method of manufacturing the magnetic field shield sheet, and a receiver for the wireless charger by using the magnetic field shield sheet. The magnetic field shield sheet includes: at least one layer thin magnetic sheet made of an amorphous ribbon separated into a plurality of fine pieces; a protective film that is adhered on one surface of the thin magnetic sheet via a first adhesive layer provided on one side of the protective film; and a double-sided tape that is adhered on the other surface of the thin magnetic sheet via a second adhesive layer provided on one side of the double-sided adhesive tape, wherein gaps among the plurality of fine pieces are filled by some parts of the first and second adhesive layers, to thereby isolate the plurality of fine pieces.
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