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This research categorizes ciousness toward usage of digital products system into analogue image and digital image, The main purpose of the research is to investigate the difference of consciousness as a result of the differences between analogue and digital image. cons different countries. In particular, the differences in usage and spread of the RF traffic card (a popular ubquitos product) in Japan and Korea are considered. The outline of the thesis is as follows : 1) A definition of the concept of analog and digital image 2) Test the definition by human experiment 3) Conclusions In this article, only 1) is considerIn this research we clarify the meaning of digital and analog in