Intrusion Detection System and Method thereof

摘要

An intrusion detection system and method for sliding windows and doors is disclosed. The present invention is installed in the casing of a sliding window or door and allows for the selectively positional opening and closing allowing for fresh air ventilation and initiates an alarm condition if the window or door is opened far enough to allow for the admittance of an intruder. The present invention incorporates the use of ultrasonic ranging to continuously measure the distance from the casing of a window or door to the backside of the inside member of the same window or door. The present invention will also incorporate the use of a magnetic reed switch to indicate an alarm condition if the outer member of a double hung or double sliding window or door is moved.

主权项

1. An alarm system and method for use with windows and doors that open and close in either a vertical or horizontal sliding motion comprised of one or more ultrasonic transducers, used for ultrasonic ranging, an electrically powered signal creating means and associated electronic circuitry housed within a housing comprised of plastic or other suitable material to allow for selectively positional opening and closing of the window or door upon which installed.