行业标准

YD/T 1562-2013.Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network equipment high rate packet data (Phase I) - Access terminal.1范围Y...

YD/T 1560-2010.Testing method in 800MHz/2GHz cdma2000 digital cellular mobile communication network:A3/A7 interface.1范围YD/T 1560规定了800MHz/2GHz cdma2000数字蜂窝移动通信...

YD/T 1522.5-2010.Technical requirements for session initiation protocol Part 5 session initiation protocol based on the unified IMS.1范围YD/T 1522.5规定了SIP协议在统一MS网络...

YD/T 1522.4-2009.Technical Requirements for Session Initiation Protocol Part 4 SIP's Applications about call control Based on Softswitch Network.1范围YD/T 1522.4规定了软交换网...

YD/T 1447-2013.Plastic optical fibre for communication.1范围YD/T 1447规定了通信用塑料光纤(以下简称光纤)的产品分类、要求、试验方法、检验规则、标志...

YD/T 1595.1-2012.Requirements and measurement methods of electromagnetic compatibility for 2GHz WCDMA digital cellular mobile telecommunications system Part 1: user equipment and an...

YD/T 1588.4-2010.Measurement methods for characteristics of optical fibre cable line Part 4: Chromatic dispersion for optical filbre cable links.1范围YD/T 1588的YD/T 1588.4规定了...

YD/T 1578-2010.Technical requirements for high rate packet data(HRPD) a interfaces ( phase I ) in 800MHz/2GHz cdma2000 digital cellular mobile communication network.1范围YD/T 1578规...

YD/T 1576.3-2009.Testing Method of Mobile Station (Including Non Uim Mobile Station) for 800MHz/2GHz cdma2000 Digital Cellular Mobile Telecommunication Network - Part 3: Network Com...

YD/T 1563-2010.Testing methods for high rate packet data (HRPD) a interface (Phase I) in 800MHz/2GHz cdma2000 digital celluar mobile communication network.1范围YD/T 1563规定了高...