Coordinate detecting device and electronic information board system
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United States of America Patent
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Mar 22, 2016
Grant Date -
Jan 8, 2015
app pub date -
Jun 12, 2014
filing date -
Jul 8, 2013
priority date (Note) -
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Abstract
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.
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