| 摘要 |
PROBLEM TO BE SOLVED: To provide a device for detecting the human body improved in certainty and reliability of detecting moving and stoppage of the human body. SOLUTION: Moving of the human body is determined by a means for determining the presence of moving for determining presence of moving by a means, to calculate moving quantity for calculating the moving quantity of the human body, as the difference in light-intercepted quantities by comparing images before and after a predetermined interval and by a means to detect region of presence of moving for detecting a region, where movement of human body is detected in every partitioned region or not by a means to partition regions.
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