For curing the serious negative effects relat-ed with the development of automotive industry to realize more ideal automotive transportation, many governments in the world are attaching great importance to the development of Intelli-gent Traffic System (ITS), which has been con-sidered as an important development trend for the transportation system in the 21st century. For curing the serious negative effects relat-ed with the development of automotive industry to realize more ideal automotive transportation, many governments in the world are attaching importance importance to the development of Intelli-gent Traffic System (ITS), which has been con-sidered as an important development trend for the transportation system in the 21st century.