Patent ID: 6542085
Filing Date: 2003-04-01
Classification: G01S

Abstract:
A distance measuring and monitoring device equipped automobile reverse radar, comprising:a photocoupler camera disposed at an automobile's rear end for taking pictures behind the automobile with a wide-angle lens; an ultrasonic distance measuring inductor disposed at the rear end of the automobile's bumper between two lateral corners of the automobile body for calculation of the lateral distance between an obstacle and the lateral corners of the automobile body; a video processor for processing pictures taken by the photocoupler camera, forwarding the processed pictures to a video synthesizer for synthesization with said lateral distance calculated by said distance measuring inductor; a display disposed inside the automobile for showing the taken pictures and the distance from the obstacle to the lateral corners of the automobile body; and a power supply connected to said video synthesizer, photocoupler camera, distance measuring inductor and display, and triggered by a gear signal indicative of the reverse state of the gear for providing power to said video synthesizer, photocoupler camera, distance measuring inductor, and display; wherein the detected distance between the obstacle and the automobile body is processed and shown in digits on said display.