YD/T 1578-2007.Technical Requirements for High Rate Packet Data(HRPD) A Interfaces ( Phase I ) in 2G...
YD通讯标准
YD通讯标准
YD通讯标准
YD/T 1578-2010 800MHz/2GHz cdma2000 数字蜂窝移动通信网技术要求:高速分组数据(HRPD)(第一阶段) A 接口
YD/T 1578-2010.Technical requirements for high rate packet data(HRPD) a interfaces ( phase I ) in 80...