AUTOMATIC ACCIDENT ALARMING DEVICE AND METHOD THEREOF

摘要

PURPOSE: An automatic accident alarming device evades or reduces an accident of collision. CONSTITUTION: An automatic accident alarming device comprises a speed sensor(10), a distance sensor(20), a controller(30) and an alarming lamp(40). The speed sensor(10) perceives an automobile speed and outputs data concerned. The distance sensor(20) perceives a distance from a following vehicle and outputs data concerned. The controller(30) calculates changed amount of deceleration, judges danger and outputs signal when judging it dangerous. The alarming lamp(40) receives the signal from the controller(30) and displays the state of danger to a following driver.