摘要 |
PROBLEM TO BE SOLVED: To provide a method for detecting a suspicious person when he/she approaches a house, moves through a door or between windows in approach to the door or the window which is easy to invade or in abnormal action and preventing invasion indoors. SOLUTION: A detection warning device structured so that an infrared detector and a warning device with narrow view angle are integrated and moved is connected to a receiver by serially connecting a plurality to doors around the house or an upper part of the window. A motion of the suspicious person in a warning area, who approaches the door or the window of the house to perform the abnormal action is detected before invasion; erroneous warning is eliminated by a method for performing warning output only when the motion is continued over fixed time; warning is automatically made possible only warning standby time at presence; alarm intimidation in front of the detected suspicious person and meeting between an inhabitant and the suspicious person are prevented; warning is preliminarily performed to a guest and the suspicious person in going out; an abnormality alarm is generated to the suspicious person who disregards the warning and invasion to the house is prevented by a means for notifying neighborhood and the outside of the abnormality warning. COPYRIGHT: (C)2007,JPO&INPIT
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