Universal Personal Telecommunication (UPT); UPT phase 2; Functional specification of the interface of a UPT Integrated Circuit Card (ICC) and Public Switched Telephone Network (PSTN), Integrated Services Digital Network (ISDN) and Global System for Mobile communications (GSM) terminals (one pass and
通用个人电信(UPT);UPT第二阶段;UPT集成电路卡(ICC)与公共交换电话网(PSTN)、综合业务数字网(ISDN)和全球移动通信系统(GSM)终端(一次性和一次性)接口的功能规范