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)

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)

YD/T 1991-2009.Technical requirements for NX 40Gbit/s optical wavelength division multiplexing (WDM) systems. 1范围 YD/T 1991规定了单通路速率为40 Gbit/s密集波分复用(DW

YD/T 1990-2009.General technical requirements for Optical Transport Network. 1范围 YD/T 1990规定了基于ITU-T G.872定义的光传送网(OTN) 总体技术要求。主要内容包括: OTN网络功能结构、接口要求、复

YD/T 1989-2009.Test method for air interface of 1800MHz SCDMA broadband wireless access system. 1范围 YD/T 1989规定了基于1800MHz SCDMA宽带无线接入系统空中接口技术的宽带无线接入系统

YD/T 1987-2009.Testing methods for Cx/Dx/Sh interfaces in IMS system of mobile communication network. 1范围 YD/T 1987规定了移动通信网IMS系统中Cx/Dx/Sh接口的测试说明、Cx接口功

YD/T 1986-2009.Technical requirements for Cx/Dx/Sh interfaces in IMS system of mobile communication network. 1范围 YD/T 1986规定了移动通信网IMS系统中Cx/Dx/Sh接口的定义、

YD/T 1985-2009.Testing methods for IMS system equipments of mobile telecommunication network. 1范围 YD/T 1985规定了移动通信网IMS系统内的主要实体的测试方法,包括HSS、CSCF、MRFC、MG

YD/T 1984-2009.Technical requirements for IMS system equipments in mobile communication network. 1范围 YD/T 1984规定了移动通信网IMS系统内的主要实体，包括HSS/SLF、CSCF、MRFC、