YD/T 1778-2011.Technical requirement of TD-SCDMAV GSM (GPRS) dual mode digital mobile station (dual ...
YD通讯标准
YD通讯标准
YD通讯标准
YD/T 1778-2008 TD-SCDMA/GSM(GPRS) 双模单待机数字移动通信终端技术要求
YD/T 1778-2008.Technical Requirements of TD-SCDMA/GSM(GPRS) Dual Mode Digital Mobile User Equipment....