Personal chip card for a mobile radio terminal

摘要

A mobile radio telephone terminal for communication (voice and data transmission) via a mobile radio telephone network is described in which at least one access number (A) to a telecommunication network service (e.g., calling card service) and a corresponding personal identification number (B) are stored. The mobile radio telephone terminal provides and transmits the access number (A) and the personal identification number (B) after an already-effected authentication to the mobile radio telephone network for communication establishment.