摘要 |
A remote communication apparatus such as a mobile digital telephone adapted to receive interrogation from time to time with respect to the identification of a user of the apparatus from a network provider and including means to hold an identification module within the apparatus which can provide for that authentication of the user to an external interrogation from time to time, with an appropriate identification module means to receive any interrogation signals and adapted in the case that the identification signals are appropriate for seeking identification of a network providers subscriber identification module, then effecting a direction of such incoming inquiry signals to information being stored whereby the appropriate identification can be provided in reply, and in the event of an interrogation other than from the network provider, then, as appropriate, directing such further interrogation to other memory means the further memory means including either passive memory or memory contained on removable means such as a smart card, a multi-media card or the like. |