| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an input display device and an input display panel, for stably detecting an input independently of illuminance of environmental light, change of image, or brightness of image. <P>SOLUTION: In addition to a white LED 71 used as general backlight, an Ir-LED 72 is provided to emit infrared light from a display surface of the input display panel 100 to the outside, and reflected light of the infrared light is detected by a sensor 45, whereby a request from a user is accepted. <P>COPYRIGHT: (C)2009,JPO&INPIT |
