Host: The Japan Society for Management Information
Recently, a lot of people are always carrying a mobile terminal, and there is a big possibility in the mobile marketing field. However, because the user interface ability of a mobile terminal is low, the means of the information exchange is important. In the present study, mounting and mobile service of the digital watermark concerning the sound data were considered. The user can easily access the relating contents while listening to the sound data. It applies it from the technology of the defense to the field of mobile service as a security technology of the offence though the digital watermark is a security technology that aims at the copyright protection so far.
