Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YD/T 1550.8-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface(Phase I)Part 8:User Plane Protocol for DCH Data Streams 330.0 via email in 1~3 business day valid
YD/T 1637-2007 Technical Specification and Testing Methods for N-frequency Capable Equipments of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network 510.0 via email in 1~3 business day valid
GB 15539-1995 Technical specifications for trunked mobile radio systems 150.0 via email in 1~3 business day valid
YD/T 1880-2009 The Technical Requirement of Softswitch and Circuit Switching Network Interworking between Networks 120.0 via email in 1~3 business day valid
YD/T 1596-2007 Technical Specification and Testing Methods for Repeater Used in 2GHz cdma2000 Digital Cellular Mobile Communication Network 390.0 via email in 1~5 business day abolished
YD/T 1545.2-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Layer 2 (Phase Ⅰ) Part 2:RLC 795.0 via email in 1~3 business day valid
GB/T 21645.8-2012 Technical requirements for automatically switched optical network—Part 8:Routing 930.0 via email in 1~3 business day valid
YD/T 1543.1-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 1:General 270.0 via email in 1~3 business day valid
YD/T 1578-2007 Technical Requirements for High Rate Packet Data(HRPD)A Interface (Phase Ⅰ)in 2GHz cdma2000 Digital Cellular Mobile Communication Network 1095.0 via email in 1~10 business day superseded
YD/T 1546-2007 2GHz WCDA Digital Cellular Mobile Communication Network—Uu Interface Technical Specification of RRC 12000.0 via email in 1~3 business day valid
YD/T 2038-2009 Key management of end-to-end data communication for application in mobile network 180.0 via email in 1~3 business day valid
YD/T 1587.1-2007 Technical Specification for 2GHz cdma2000 Digital Cell Mobile Communication Network Management (Phase Ⅰ)Part 1 Configuration Network Resource Model 390.0 via email in 1~3 business day valid
YD/T 2058-2009 Protection of customer antenna installations 420.0 via email in 1~3 business day valid
YD/T 1345-2005 Technical Requirements for SDH - Based MSTP Embedded with RPR 300.0 via email in 1~3 business day valid
YD/T 1640-2007 Technical Specification for Softswitch and Digital Trunking Mobile Communication System Inter-working between Networks 120.0 via email in 1~3 business day valid
YDB 008.3-2007 IP QoS Signalling Control Interface Protocol - Part 3: Resource Control Protocol of Connection Control Interface 330.0 via email in 1~3 business day valid
YD/T 1985-2009 Testing methods for IMS system equipments of mobile telecommunication network 3330.0 via email in 1~3 business day valid
GB/T 29235.1-2012 Energy efficiency metrology and test methods for access equipments—Part 1:ADSL CPE 210.0 via email in 1~3 business day valid
YD/T 1548.2-2007 Testing Method for 2GHz WCDMA Digital Cellular Mobile Communication Network User Equipment (Phase Ⅱ) Part 2:Network Compatibility Test 1140.0 via email in 1~10 business day superseded
YD/T 1549-2007 Testing Methods for 2GHz WCDMA Iur Interface (Phase Ⅰ) 645.0 via email in 1~8 business day superseded
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