Night detection of parked vehicles

摘要

To detect parked vehicles at night, the present invention discloses night-detection device and method. The night-detection device comprises a moving-vehicle sensor and a parked-vehicle sensor. It uses the light beam from a passing-by vehicle to detect parked vehicles.

主权项

1. A night-detection device for parked vehicles, comprising:
a parked-vehicle sensor for determining whether a parking space in a parking area is occupied by a parked vehicle; and a moving-vehicle sensor for sensing a moving vehicle within a pre-determined range of said parking area; wherein said parked-vehicle sensor captures at least an image of said parking area when said moving-vehicle sensor detects said moving vehicle.