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What Are the Parking Assistance Functions?

1 Answers

LaLogan

07/29/25 4:27pm

The most commonly used parking assistance systems are the reverse radar system or the reverse system using sonar sensors. Their function is to alert the driver to objects behind the vehicle when reversing. The relevant details are as follows: 1. Introduction to Reverse Radar: The reverse radar is a safety assistance device for parking or reversing a car. It informs the driver about surrounding obstacles through sound or more intuitive displays, eliminating the trouble caused by the driver's need to look around when parking, reversing, or starting the vehicle. It also helps the driver overcome blind spots and unclear vision, improving driving safety. 2. Working Principle of the PDC System: Typically, radar detectors are installed on the rear bumper or both front and rear bumpers of the car to detect obstacles in front and behind, helping the driver see obstacles ahead and behind or the distance from other cars when parking. Besides facilitating parking, this device can also protect the car body from scratches. The PDC uses ultrasonic sensors to detect the distance to the nearest obstacle and emits an alarm sound to warn the driver. The alarm sound control is usually divided into two stages. When the vehicle reaches a certain initial detection distance, the alarm starts with a high-frequency beep. When the vehicle moves closer to a certain distance, the alarm changes to a continuous beep to alert the driver.

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