The invention discloses a
license plate recognition camera and method for realizing offline fee collection. One or more groups of such
license plate recognition cameras are respectively arranged at the entrance and exit of a
parking lot. The
license plate recognition camera is characterized in that an imaging
assembly and a
central processing unit are arranged in the license plate recognition camera; the
central processing unit integrates a license plate recognition module, a
network module, an SQLite3
embedded database, a billing program module, a picture storage module, an RS485 communication and
relay signal output module and a
server upload module; the license plate recognition camera arranged at the entrance of the
parking lot is connected with the license plate recognition camera arranged at the exit of the
parking lot through a switch; the switch is connected with a backend
server and a PC end; the license plate recognition cameras at the entrance and exit form an internal network through entrance-exit IP mapping; the
embedded database is used to store vehicle outgoing and entering
data information; and temporary vehicles can still smoothly enter and exit from the parking lot, and the parking fees of the vehicles can be also collected when the parking lot
server is offline or is disconnected from the network.