发明名称 DISPLAY DEVICE AND INPUT SYSTEM
摘要 <P>PROBLEM TO BE SOLVED: To provide a display device with high reliability in which wearing of a position information pattern accompanying a handwriting input is prevented, and further to provide an input system. <P>SOLUTION: A display device 3 capable of displaying handwriting input by using an input device comprises: a display section 35 for displaying the handwriting; and a position information pattern 34a that is disposed at a display surface 35a side of the display section 35 and specifies position information of a tip portion in the input device. The position information pattern 34a is formed inside a transparent layer 34A disposed on the display surface 35a and is constituted by a prism P capable of retro-reflecting illumination light illuminated from the input device. <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2012256291(A) 申请公布日期 2012.12.27
申请号 JP20110130160 申请日期 2011.06.10
申请人 SEIKO EPSON CORP 发明人 HIRAMATSU KAZUNORI;WANIKAWA KUNIO;TERASHIMA YASUHIRO
分类号 G06F3/042;G02F1/167;G06F3/041 主分类号 G06F3/042
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