YD/T 1550.1-2007.Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network lub Interface (Phase I) Part 1: General. 1范围 YD/

YD/T 1552-2007.Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network RAN Equipment (Phase I). 1范围 YD/T 1552主要规定了第三代移动通信

YD/T 1551-2007.Testing Methods for 2GHz WCDMA Digital Cellular Mobile Communication Network lub Interface (Phase I). 1范围 YD/T 1551规定了2GHZ WCDMA数字蜂窝移动通

YD/T 1548.2-2007.Testing Method for 2GHz WCDMA Digital Cellular Mobile Communication Network User Equipment (Phase II) Part 2: Network Compatibility T

YD/T 1548.1-2007.Testing Method for 2GHz WCDMA Digital Cellular Mobile Communication Network User Equipment (Phase II) Part 1: Basic Function、Service

YD/T 1545.2-2007.Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Layer2 (Phase I) Part2: RLC. 1范圈

YD/T 1427-2005.Technical requirements for digital cellular communication network equipment Intelligent Peripheral(IP)(CAMEL3). 1范围 YD/T 1427规定了CAMEL2和

YD/T 1426-2005.Technical requirements for digitlal cellular communication network equipment Service Management Point(SMP)(CAMEL3). 1范围 YD/T 1426规定了CAM

YD/T 1028-1999.Technical Specification of 800MHz CDMA Digital Mobile Communication System: MS Part. 1范围 YD/T 1028规定了800MHz CDMA移动台的基本性能和指标要求。为保证CDMA数字

YD/T 1033-2000. 1范围 YD/T 1033首先明确传输性能指标系列,即性能指标、设计指标、交付指标及维护指标和限值,阐明它们的含义和用途,然后说明它们之间的相互关系。考虑到我国目前电信网已数字化,而数字网主要的传输损伤是差错(Eror)性能,因此本标准的应用范例是数字传输损伤中的差错