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A car alarm is an electronic device installed in a vehicle in an attempt to discourage theft of the vehicle itself, its contents, or both. Car alarms work by emitting high-volume sound (often a vehicle-mounted siren, klaxon , pre-recorded verbal warning, the vehicle's own horn, or a combination of these) when the conditions necessary for ...
A motion detector attached to an outdoor, automatic light. A motion detector is an electrical device that utilizes a sensor to detect nearby motion (motion detection).Such a device is often integrated as a component of a system that automatically performs a task or alerts a user of motion in an area.
Back-up beepers or an observer are required by OSHA for earth-moving vehicles with an obstructed view to the rear and no one on the ground to help guide the driver. [9] OSHA regulation 29 CFR Part 1926.601(b)(4) requires "a reverse signal alarm audible above surrounding noise level", but only when the motor vehicle has "an obstructed view to the rear".
Bosch: "Driver drowsiness detection" [11] takes input from the steering angle sensor, front-mounted lane assist camera, vehicle speed and turn signal stalk. Citroën: AFIL/LDWS uses different technologies to monitor the vehicle position on the road. Some models use sensors mounted in front of the front wheels, monitoring the lane markings.
Optical blind spot detector on side mirrors. The blind spot monitor or blind-spot monitoring is a vehicle-based sensor device that detects other vehicles located to the driver’s side and rear. Warnings can be visual, audible, vibrating, or tactile. [1] [2] Blind spot monitors may do more than monitor the sides and rear of the vehicle. They ...
A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors . PIR sensors are commonly used in security alarms and automatic lighting applications.
Specifically, the driver monitoring system includes a CCD camera placed on the steering column which tracks the face, [2] via infrared LED detectors. [3] If the driver is not paying attention to the road ahead and a dangerous situation is detected, the system will warn the driver by flashing lights, warning sounds.
Car Alarm is an OBD-II car alarm that can send alerts of events such as break-ins via Ring and Amazon Alexa, and leverages Amazon Sidewalk for connectivity. Car Cam consists of a dashcam and a rear window camera to capture the interior of a car, and features similar car alarm functionality, as well as "emergency crash assist" to automatically ...