发明名称 MAGNETIC MATERIAL, MAGNETIC SHEET, AND PORTABLE ELECTRONIC APPARATUS
摘要 A magnetic material used for an antenna module of an RFID (radio frequency identification) system that uses a communication frequency of 13.56 MHz, includes an Fe alloy magnetic material containing Fe as a primary component, and Si and Al added thereto, and phosphorous of 0.2 to 0.5 wt % added to the Fe alloy magnetic material.
申请公布号 US2009085820(A1) 申请公布日期 2009.04.02
申请号 US20080195107 申请日期 2008.08.20
申请人 SONY CORPORATION 发明人 AKIHO HIRAKU
分类号 H01Q1/00;C22C38/00 主分类号 H01Q1/00
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