YD/T 1582-2010.800MHz/2GHz cdma2000 digital cellular mobile communication networks:signaling link access control(LAC) of air interface specification.

YD/T 1579-2007.Technical Specification for 2GHz cdma2000 Digital Cell Mobile Communication Network Device:HRPD (Phase I)AN-AAA. 1范围 YD/T 1579规定了2GHz c

YD/T 1577-2010.Technical specification for 800MHz/2GHz cdma2000 digital cellular mobile communication networks:high rate packet data (HRPD)(phase I)ai

YD/T 1568-2007.Technical Specification of 2GHz cdma2000 Digital Cellular Mobile Communication Network:Switching Subsystem. 1范围 YD/T 1568规定了2GHz cdma20

YD/T 1569-2007.Testing Methods for 2GHz cdma2000 Digital Cellular Mobile Communication Network:Switching Sub-system. 1范围 YD/T 1569规定了2GHz cdma2000数字蜂窝

YD/T 1549-2009.2GHz WCDMA Digital Cellular Mobile Telecommunication Network lur Interface Test Method (Phase 3). 1范围 YD/T 1549规定了2GHz WCDMA数字蜂窝移动通信网中无

YD/T 1561-2007.Technical Specification for 2GHz cdma2000 Digital Celluar Mobile Communication Network Equipment High Rate Packet Data (Phase I)Access

YD/T 1558-2013.Technical requirements of mobile station for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network equipment. 1范围 YD/T

YD/T 1557-2007.Technical Specification for 2GHz cdma2000 Digital Cellular Mobile Communication Network:Packet Data Equipment Part. 1范围 YD/T 1557规定了cdm

YD/T 1555-2010.Technical requirements for A interfaces in 800MHz/2GHz cdma2000 digital cellular mobile communication network. 1范围 YD/T 1555规定了800MHz/2

YD/T 1537-2015.Outdoor cabinets for telecommunications system. 1范围 YD/T 1537规定了通信系统用户外机柜的分类、基本要求、环境适应性要求、机械性能要求、安全要求、试验方法、检验规则，以及标志、包装、运输和储存。 YD/T 153

YD/T 1522.6-2010.Technical Requirements for Session Initiation Protocol Part 6:Interworking between BICC and SIP Based on the Unified IMS. 1范围 YD/T 15