YD/T 1843.5-2009 2GHz TD-SCDMA 数字蜂窝移动通信网高速上行分组接入(HSUPA) Uu 接口物理层技术要求 第5部分:物理层过程
YD/T 1843.5-2009.2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network...
行业标准2023.08.01
YD/T 1843.5-2009.2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network...
行业标准2023.08.01
YD/T 5001-1994.1.根据邮电部邮部(1994)3号文《关于通信设施建设若干政策规定》的精神和邮电部基设(1993)159号文的要求,为加强对通信局...
行业标准2023.08.01
YD/T 5026-2005.Installation and design standard for cabling duct in The room of...
行业标准2023.08.01
YD/T 5024-2005.Design Specification for SDH Local Network Optical Fiber Cable Tr...
行业标准2023.08.01
YD/T 5003-2005.Specifications of Engineering Design for Telecommunication Privat...
行业标准2023.08.01
YD/T 1390-2005.Technical requirements for application server based on softswitch...
行业标准2023.08.01
YD/T 1393-2005.Testing methods of Wireless Application Protocol (WAP) gateway.1范...
行业标准2023.08.01
YD/T 5040-2005.Design Specifications of Engineering for Telecommunication Power...
行业标准2023.08.01
YD/T 5035-2005.Temporary Specifications of Engineering Acceptance for Digital Tr...
行业标准2023.08.01
YD/T 5034-2005.Temporary Speifications of Engineering Design for Digital Trunkin...
行业标准2023.08.01