The Proposed UMA Mode in DMB CAS Authentication Process

In this paper, refer to the digital multimedia mobile phone with the combination of broadcasting and the communication the unity of wire and wireless solution that can provide the UMA (unlicensed mobile access) function is added. In UNC(universal naming convention) in the case of CAS (conditional access system) is supported, the device (mobile phone) is authenticated through AP and then following the method of broadcasting signal the user can view the wanted contents as long as they want and for this matter the service charge method and the service charge device are proposed.