Universal Mobile Telecommunications System (UMTS); LTE; SIM/USIM internal and external interworking aspects (V14.0.0; 3GPP TR 31.900 version 14.0.0 Release 14)
The present document describes - the different cases of interworking between a 2G or 3G ICC and a 2G or 3G ME. - the different cases of interworking between any given ME/ICC combination and the rest of the network - the possibilities of interworking between a SIM and a USIM together on a single UICC - the possibilities of interworking between several USIMs on a single UICC