| 摘要 |
PROBLEM TO BE SOLVED: To provide a lighting controller achieving reduction in power consumption while allowing the state of being in operation to be easily recognized even from a distance. SOLUTION: The lighting controller comprises an LED array 3 and a human body detection sensor 5 for detecting human presence within a predetermined detection area, performs control to turn on the LED array 3 at a predetermined lighting intensity level when a person is detected by the human body detection sensor 5, and performs control to turn on the LED array 3 at a lighting intensity level lower than the predetermined lighting intensity level when no person is detected by the human body detection sensor 5. COPYRIGHT: (C)2009,JPO&INPIT
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