| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve photoresponsivity of a photometric sensor without a light source for auxiliary irradiation nor a block for providing auxiliary current. <P>SOLUTION: Switches between use and nonuse of a reset function of a photometric sensor are made based on how long the photometric sensor has not received light. <P>COPYRIGHT: (C)2012,JPO&INPIT |
