发明名称 |
Electromagnetic Input Apparatus |
摘要 |
An electromagnetic input apparatus is disclosed. The electromagnetic input apparatus comprises an electromagnetic sensor board and an input pen. The input pen has a horizontal arranged ferrite core and a coil. The electromagnetic sensor board has a plurality of antenna loops. Each row and column have a plurality of antenna loops, and each antenna loop surrounds a region so as to divide the electromagnetic sensor board into a plurality of regions.
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申请公布号 |
US2010270090(A1) |
申请公布日期 |
2010.10.28 |
申请号 |
US20090605100 |
申请日期 |
2009.10.23 |
申请人 |
WALTOP INTERNATIONAL CORPORATION |
发明人 |
YEH YUN-HSIANG;CHEN YI-TING |
分类号 |
G06F3/041 |
主分类号 |
G06F3/041 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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