YD/T 1553-2009.2GHz WCDMA Digital Cellular Mobile Telecommunication Network Test Method of RAN Equipment (Phase 3). 1范围 YD/T 1553规定了2GHz WCDMA数字蜂窝移动通信

YD/T 1597.2-2011.Requirements and measurement methods of electromagnetic compatibility for 800MHz/2GHz cdma2000 digital cellular mobile telecommunicat

YD/T 1688.3-2011.Technical specification of optical transceiver module for xPON Part 3: Optical transceiver module for GPON OLT/ONU. 1范围 YD/T 1688.3规定

YD/T 1576.23-2013.Test method of mobile station (including non UIM mobile station) for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication

YD/T 1588.3-2009.Measurement Methods for Characteristics of Optical Fibre Cable Line Part 3: Polarization Mode Dispersion for Optical Cable Link. 1范围

YD/T 1368.2-2008.Test Method for User Equipment of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network Part 2:Network Compatibility Test. 1范围

YD/T 1522.31-2009.Technical Requirements for Session Initiation Protocol Part 3 Interworking between ISUP and SIP-Supplement 1. 1范围 YD/T 1522.31规定了在使用

YD/T 1526.3-2009.Technical specifications of single fiber Bi-Directional Triplexer optical transceiver for access network Part 3:single fiber Bi-Direc

YD/T 1547-2009.Technical Requirements for 2GHz WCDMA Digital Cellular Mobile Communication Network User Equipment (Phase 3). 1范围 YD/T 1547主要规定了2GHz WC

YD/T 1548.1-2009.Test Method for 2GHz WCDMA Digital Cellular Mobile Communication Network User Equipment (PhaseIII) Part 1: Basic Functions,Services a