YD/T 1973.2-2009.800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method-Part 2:User data equip

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 1970.6-2009.Maintenance Requirements of Power Supply for Telecommunication Stations/Sites Part 6: Generator sets System. 1范围 YD/T 1970.6规定了通信局(站)

YD/T 1973.4-2009.800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method-Part 4:Multimedia reso

YD/T 1974-2009.Test methods for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Broadcast-Multicast service equipment-Access te

YD/T 1974-2009.Test methods for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Broadcast-Multicast service equipment-Access te

YD/T 1975-2009.Test methods for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network Broadcast-Multicast service equipment- Access n

YD/T 1976-2009.Test methods for 800MHz/2GHz cdma2000 digital cellular mobile communication networks- -Air interface signaling conformance for Broadcas

YD/T 1977-200.Measurement method for Radiated RF power and receiver performance of 2GHz TD-SCDMA mobile stations. 1范围 YD/T 1977规定了2GHz TD-SCDMA移动台的空间射

YD/T 1977-200.Measurement method for Radiated RF power and receiver performance of 2GHz TD-SCDMA mobile stations. 1范围 YD/T 1977规定了2GHz TD-SCDMA移动台的空间射

YD/T 1988-2009.Mobile multimedia broadcast service - Service platform test methods. 1范围 YD/T 1988规定了移动多媒体广播业务平台的功能、性能、接口的测试方法及测试环境。 YD/T 1988适用于移动多媒体广

YD/T 1992-2009.Test specifications for SDH-based multi-service transport platform(MSTP)-Interoperability. .1范围 YD/T 1992规定了基于同步数字体系(SDH)的多业务传送节点(MSTP)