Disclosed is a method and system to implementing telephony user account billing which incentivises shared phone usage. The owner of a phone, or other device capable of making telephony calls, would receive a credit to their phone account balance, from the telephone service provider, when they share their phone with ...

Disclosed is a system and method for enabling a subscriber who has multiple virtual or physical SIM identities across several networks to make and receive calls and messages on a single handset at the same time. Key features of the disclosure is the setup and management of multiple virtual IMSIs and MSISDNs, from di...

Enabling personalised shared mobile phone usage within a wireless telecommunications network, including an illustrative application of the invention as it relates to mobile subscribers who cannot afford a mobile phone handset in the emerging markets developing countries or poor regions. For instance, a prepaid wirel...