发明名称 PAD FOR PEN TYPE INPUT DEVICE, AND INFORMATION INPUT SYSTEM COMPRISED OF THE PAD
摘要 <p><P>PROBLEM TO BE SOLVED: To make a detection marker printed on the surface of a pad visually inconspicuous, in a pen type input device and the pad that is the writing object of the device, although the marker can be precisely detected by the pen type input device. <P>SOLUTION: The pad 11 comprises a tough board 17 poor in flexibility as a base body. The detection marker 14 is formed on the surface of the board 17 by use of infrared absorbing ink. Otherwise, a film 18 having the detection marker 14 printed thereon may be stuck to the board 17. The color difference between the printed part by ink (detection marker 14) and a non-printed part 15 (ΔE*<SB>ab</SB>(p-p)) is set to 60 or less. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p>
申请公布号 JP2005070944(A) 申请公布日期 2005.03.17
申请号 JP20030297408 申请日期 2003.08.21
申请人 HITACHI MAXELL LTD 发明人 ABE HIROSHI;MIYATA ICHIJI
分类号 C09D11/00;G06F3/03;G06F3/041;G06F3/042;(IPC1-7):G06F3/03 主分类号 C09D11/00
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