The advent of the multiple media representatives system make the competition in the advertising industry. In this sense, both advertising industry and academic field have interested in construction and application of public infrastructure for broadcasting advertising. More specifically, this work analyzes the value of Kodex in the smart media system. Also, this study explores a basic set of application plan of Kodex as the public infrastructure. As a result, it is necessary to build transaction system infrastructure, ads contents application infrastructure, ads promotion infrastructure, and new profit creation infrastructure in the KOBAnet and KODEX. This study, as a leading research for the application of broadcasting advertising infrastructure, aims to provide some practical implications and suggestions for further research.