Building iCaution and Traffic Game in Smart Cities

This paper concerns about constructing intelligent transportation systems (ITS) of a smart city, particularly its warning and cooperative traffic management subsystem. This paper firstly addresses current available short-range communication and long-range technologies (4G) for the services. Secondly, under prevailing roadside traffic management and control systems, an innovative iCaution device is proposed along roadsides, which functioned to deliver local traffic messages, directly broadcasting to nearby/coming mobile phones. Thirdly, by means of the iCaution device and its stores to compose a game story with respect to local traffic or travel, which is for the fun of travelers, and traffic management and control are presented.