Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YD 1139-2001 Requirement and Measurement Methods of Electromagnetic Compatibility for 900/1800MHz Digital Cellular Telecommunications System Part 2:Base Station and Ancillary Equipment 390.0 via email in 1~5 business day abolished
YDC 012-2002 Test Method for 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Subscribers to Select Different Long-distance Networks 450.0 via email in 1~5 business day valid
YD/T 1507-2007 Technical Specification for MSC Server of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network (Phase Ⅱ) 480.0 via email in 1~3 business day valid
YDC 030-2004 Technical Requirements for the GSM-based Digital Trunking Mobile Communication System 615.0 via email in 1~8 business day abolished
GB/T 16946-1997 General specification for short wave single-sideband communication equipment 645.0 via email in 1~3 business day abolished
YD/T 1607-2007 Technical Requirements and Test Methods for Visual Transmission Characteristics of Mobile Terminal 375.0 via email in 1~5 business day superseded
GB/T 13721-1992 Methods of measurements of audio-frequency band and simulated systems for selective calling equipment used in the mobile services 570.0 via email in 1~3 business day abolished
YD/T 1972.1-2009 Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment Part 1: Call control equipments 510.0 via email in 1~3 business day valid
YD/T 884-1996 450.0 via email in 1~5 business day superseded
YD 1032-2000 Limits and Measurement Methods of Electromagnetic Compatibility for 900/1800MHz Digital Cellular Telecommunications System Part1:Mobile Station and Ancillary Equipment 170.0 via email in 1~3 business day valid
YD/T 1228-2002 900/1800MHz TDMA digital cellular mobile communication network GPRS(General Packet Radio Service)test methods of Tunnelling protocol 570.0 via email in 1~5 business day valid
YD/T 1934-2009 Technique Requirements for IMS based Group Management Service (Phase 1) 390.0 via email in 1~3 business day valid
YD/T 1547-2009 Technical requirements for 2GHz WCDMA digital cellular mobile communication network user equipment (Phase 3) 1230.0 via email in 1~3 business day valid
YD/T 1027-1999 Test Specifications for 800MHz CDMA Digital Cellular Mobile Communication Network Interfaces Interfaces Between Mobile Switching Center and Base Station SubSystems 480.0 via email in 1~5 business day valid
YD/T 1973.3-2009 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method - Part 3: Inter-working equipments 540.0 via email in 1~3 business day valid
YDC 006-2002 Technical Specification of Switching Sub-system for 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Subscribers to Select Different Long-distance Networks 255.0 via email in 1~3 business day valid
YD/T 1396-2005 900/1800MHz TDMA digital cellular mobile telecommunication network technical requirements for LCS service equipment:SMLC and GMLC 765.0 via email in 1~8 business day valid
YD/T 1372.1-2006 Technical requirements for Uu Interface of 2GHz TD-SCDMA digital cellular mobile communication network layer 2 technical specification part 1 : MAC protocol 354.0 via email in 1~3 business day valid
YD/T 1369.2-2006 Technical requirements for Iub interface of 2GHz TD-SCDMA digital cellular mobile communication network part 2 : layer 1 60.0 via email in 1~3 business day valid
GB/T 13722-2013 Performance Requirements and Testing Methods for Power Supplies Used in the Mobile Communication 450.0 via email in 1~3 business day valid
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