A car's parking assist system typically operates through a combination of sensors, cameras, and software algorithms. Here is a general overview of how it works:
- Sensors: The parking assist system uses ultrasonic or radar sensors located on various parts of the vehicle, such as the front and rear bumpers. These sensors emit signals and measure the time it takes for the signals to bounce back after hitting nearby objects. Based on the time it takes for the signal to return, the system can calculate the exact distance between the vehicle and the object.
- Object detection: The system analyzes the data received from the sensors to detect obstacles or objects surrounding the vehicle. It can detect both stationary objects, such as walls or parked cars, and moving objects, such as pedestrians or other vehicles.
- Audio/visual indicators: As the system detects objects, it provides feedback to the driver through audio or visual indicators. This can be in the form of beeping sounds that increase in frequency as the vehicle gets closer to an obstacle, or visual warnings on the display screen inside the car.
- Camera assistance: Some parking assist systems also incorporate cameras, either rear-view cameras or 360-degree cameras. These cameras provide a live video feed of the surrounding area, helping the driver get a better view of potential obstacles and assisting with parking maneuvers.
- Automated steering and braking (optional): In advanced parking assist systems, automated steering and braking may be included. Based on the sensor data, the system can automatically steer the vehicle into a parking space, guiding the driver through the process. It may also apply brakes if it detects a potential collision.
It's important to note that the specifics of a parking assist system can vary between different car models and manufacturers. Some vehicles may have more advanced features like fully automated parking, while others may offer basic assistance with parking maneuvers.