| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a location detection device having a transparent structure capable of displaying an image. <P>SOLUTION: This location detection device includes: a transparent EL panel 20 configured to display an image on a display face which is operated with the finger; a camera 10 for picking up the image of the transparent EL panel 20 from the opposite face of the display face; and an image pickup processing part 50 for processing an image picked up by the camera 10. The image pickup processing part 50 determines whether or not the transparent EL panel 20 has been operated with the finger according to whether or not the brightness of an image picked up by the camera 10 has exceeded a prescribed threshold, and when determining that the transparent EL panel has been operated, the location of the transparent EL panel 20 operated with the finger is detected. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
