Parking fee charging system and operating method thereof

A parking fee charging system, applicable to a plurality of on-street parking spaces, the parking fee charging system comprising:

• a management center;
• a plurality of parking meters, each provided beside at least one corresponding said on-street parking space to detect properties and states of an object in the corresponding on-street parking space and whether a parking fee has been paid for the object and to transmit parking information of the corresponding on-street parking space to the management center through a network;
• and
• at least one mobile device provided with an executable application program and configured for transmitting an execution result of the application program to the management center through the network;
• wherein after a user parks a vehicle in one of the on-street parking spaces, operates a corresponding said parking meter, and pays a parking fee corresponding to an estimated parking period, the corresponding parking meter displays an identification barcode corresponding to the parking information of the on-street parking space so that the user is able to obtain the parking information by reading the identification barcode with the mobile device;
• when a parking time limit of the corresponding parking meter is about to be reached, the management center sends a payment notice to the mobile device through the network;
• or when the vehicle has been parked in the on-street parking space longer than the estimated parking period without a parking fee paid for a next parking period, the management center either prompts a parking enforcement officer to go to the on-street parking space and issue a parking ticket according to a detection result of the corresponding parking meter or issues the parking ticket automatically according to the detection result of the corresponding parking meter;
• and the management center or the parking enforcement officer updates the parking information in the corresponding parking meter after a parking fee specified in the payment notice or in the parking ticket is paid.