摘要 |
PURPOSE: A vehicle in-out management system using laser beam is provided to prevent damage to a vehicle from collision with a mechanical isolation bar. CONSTITUTION: A toll collector makes a vehicle to pay a toll by communicating with the terminal within the vehicle entering into a tollgate. A controller(300) receives billing information from charge supply and demand machine. A laser beam controls the calling of the laser beam mail transmitter(301). The laser beam mail transmitter dispatches the laser beam with the command of the controller. |