| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent degradation of power conversion efficiency with a simple structure. <P>SOLUTION: This system 1 for determining light source malfunction is composed by including: light source portions 3-1 to 3-3 including functions of outputting light emission pattern signals Sp1-Sp3, respectively; an optical sensor 6 for outputting output patterns St1-St3 by receiving the respective light emission pattern signals Sp1-Sp3, respectively; and a malfunction detection portion 7 for monitoring outputs of the respective output pattern signals St1-St3, and transmitting malfunction detection signals Sd1-Sd3 for notifying malfunction of light sources corresponding to unrecognized output pattern signals St1-St3 when the outputs are not recognized. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
