| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical detection device, a display device and an electronic device, etc. capable of obtaining stable detection accuracy. <P>SOLUTION: The optical detection device includes: an irradiation part EU having light source parts LS1, LS2 for detection and a light source part LSD for adjustment; a light receiving element PD for receiving at least reflected light caused by reflecting irradiation light from the irradiation part EU to an object; an amplification part 100 for amplifying a light receiving detection signal from the light receiving element PD; a detection part 200 for detecting position specification information of the object based on a signal output by the amplification part 100; a determination part 300 for determining a position of the object based on the position specification information; and a control part 400 for performing processing for setting a circuit constant CNT of a circuit element that the amplification part 100 has based on a light receiving result of the light receiving element PD when the light source part LSD for adjustment emits light. <P>COPYRIGHT: (C)2012,JPO&INPIT |
