| 摘要 |
PURPOSE:To make a severe checkup by comparing a visitor's face to a previously- registered face picture by projecting. CONSTITUTION:A registered person, when entering a room via door 1a, for example, loads his or her card in card reader 3a, so that the face picked up by television camera 2a will be projected on the 1st monitor television 15. On the other hand, a corresponding previously-registered face picture is read out of file method 14 and projected on the 2nd monitor television 15. Then, the caretaker of center 8 makes a comparison between both the pictures on the televisions and, when the both agree with each other, operates push-button switch 16 to open door 1a. Thus, a severe checkup can be made by the comparison to the face picture. |
