| 摘要 |
PROBLEM TO BE SOLVED: To provide a human body detection device capable of stably outputting a human movement quantity whichever the installing place of the human body detector may be light or dark case. SOLUTION: The human body detection device comprises an image detection part of low resolution for imaging the movement of a human body, an image processing part for processing the detected image, an adjusting part for adjusting a gain for imaging and a storing time, and a fixed gradation adjusting means for adjusting the gain and the storing time so as to fix gradation. The detection device is provided with a number of imaging sheets averaging means for averaging the number of imaging sheets per a unit time by the image processing part. |
