铁氧体是高温烧结而成的薄片，规格125mm*65mm;厚度0.06mm;0.08mm;0.1mm;三星S4I9500手机电池内置有NFC芯片，该NFC天线需要用铁氧体片来隔离电池金属的衰减，NFC铁氧体具有磁导率为120u的高导磁性能超薄型磁片，可以防止NFC芯片激发的电磁波受到电池衰减的材料。
Ferrite is high sintering temperature sheet, specifications 125mm*65mm; thickness of 0.06mm; 0.08mm; 0.1mm; S4I9500 Samsung mobile phone battery with built-in NFC chip, the NFC antenna with ferrite attenuator to isolate cell metal, NFC ferrite with high permeability for magnetic 120u can be ultra-thin magnetic, electromagnetic wave attenuation by best cell material can prevent NFC chip excitation
