发明名称 Coordinate detecting device and electronic information board system
摘要 <p>A coordinate detecting device, which is used in a system including a display section including a display surface, two optical sensor units disposed at one side of the display section and including light emitting and receiving surfaces, and optical reflection members disposed at other three sides of the display section, includes adjustment units adjusting the respective light emitting and receiving surfaces of the optical sensor units where the reflection light is irradiated and received, and impact absorption units absorbing impact applied to the respective optical sensor units.</p>
申请公布号 EP2824548(A1) 申请公布日期 2015.01.14
申请号 EP20140172635 申请日期 2014.06.17
申请人 RICOH COMPANY, LTD. 发明人 KUBA, YASUHIRO
分类号 G06F3/042 主分类号 G06F3/042
代理机构 代理人
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