YD/T 1850-2009.2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network Test Method of HSUPA RAN. 1范围 YD/T 1850规定了TD-SCDMA在引入高速上行分组接入(HSUPA)功能后

YD/T 1214-2002.900/1800MHz TDMA digital cellular mobile telecommunication network technical requirement for general packet radio service (GPRS) equipm

YD/T 1213-2002.900/1800MHz TDMA digital cellular mobile communication network test method for No.7 ISUP signaling. 1范围 YD/T 1213规定了在900/1800MHzTDMA数字蜂

YD/T 1209-2002.900/1800MHz TDMA digital cellular mobile telecommunications network Technical requirement of Service Switching Point(SSP) for CAMEL2. 1

YD/T 1168-2007.Technical Specification CDMA Digital Cellular Mobile Communication Network User ldentify Module(UIM). 1范围 YD/T 1168规定了CDMA数字蜂窝移动通信网用户识别

YD/T 1862-2009.2GHz WCDMA Digital Cellular Mobile Telecommunication Network Test Method of BBU Equipment. 1范围 YD/T 1862规定了2GHz WCDMA 数字蜂窝移动通信网中分布式基站的基

YD/T 1956-2009.Technical Requirements for Air Interface of 800MHz SCDMA Wideband Radio Access Network System. 1范围 YD/T 1956规定了800MHz SCDMA宽带无线接入系统的空中接

YD/T 1972.1-2009.Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunicationnetwork multimedia domain equipment Part 1:

YD/T 1973.3-2009.800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method-Part 3:Inter-working e

YD/T 1599-2007.Testing Methods for 2GHz cdma2000 Digital Cellular Mobile Communication Network Multimedia Email Service System. 1范围 YD/T 1599规定了“2GHz