Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 9377-1988 Methods of measurement for broadcasting transmitters used in MW or SW band 180.0 via email in 1~3 business day valid
YD/T 1847.2-2009 Technical Requirement for Iub interface of 2GHz TD-SCDMA Digital Cellular Mobile Communication network HSUPA Part 2: Layer 1 90.0 via email in 1~3 business day valid
YD/T 1862-2009 2GHz WCDMA Digital Cellular Mobile Telecommunication Network Test Method of BBU Equipment 495.0 via email in 1~3 business day valid
YD/T 1722.2-2007 Technical Specification for 2GHz TD-SCDMA Digital Cellular Mobile Communication Network:HSDPA Uu Interface Layer 2 Part 2:RLC Protocol 840.0 via email in 1~8 business day abolished
GB/T 19490-2004 Telecommunication regulation for maritime mobile services - General 105.0 via email in 1~3 business day valid
GB/T 13859-1992 Performance and test methods of 30 channels pulse code modulation drop/insert equipment at 2048 kbit/s 180.0 via email in 1~3 business day abolished
YD/T 1972.2-2009 Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment Part 2:User data equipment 210.0 via email in 1~3 business day valid
GB/T 10868-2005 Steam converting valve for power station 210.0 via email in 1~3 business day to be abolished
GB/T 11442-2017 General specification for C-band satellite television receive-only station 960.0 via email in 1~8 business day valid
GB/T 6277-1986 Methods of measurement for television transmitters 840.0 via email in 1~3 business day valid
YD/T 1367-2008 Technical Requirements for User Equipment of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network 160.0 via email in 1 business day abolished
YDC 064-2007 Test Method of TD-SCDMA/GSM (GPRS) Dual Mode Digital Mobile Station 180.0 via email in 1 business day valid
YDC 063-2007 Technical Requirement of TD-SCDMA/ GSM (GPRS) Dual Mode Digital Mobile Station 180.0 via email in 1~3 business day valid
GB/T 17424-1998 Technical requirements of differential global positioning system 255.0 via email in 1~3 business day abolished
GB/T 4958.6-1988 Methods of measurement for equipment used in terrestrial radio-relay systems-Part 2:Measurements for sub-systems-Section Five Frequency demodulators 110.0 via email in 1~3 business day abolished
YD/T 1972.4-2009 Technical requirements for 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment Part 4: Multimedia resource equipments 210.0 via email in 1~3 business day valid
GB/T 9040-1988 General specifications for 4GHz 960 telephone channel/colour TV analog radio relay communication equipments 650.0 via email in 1~3 business day abolished
GB/T 12192-1990 Methods of measurement for radio transmitters employing F3E emission used in the mobile services 480.0 via email in 1~3 business day superseded
YD/T 1603.3-2007 Testing Methods for 2GHz Digital Cellular Mobile Communications Network Management System (NMS)-Element Management System (EMS)Interface Information Model Consistency Test Part 3:WCDM 1920.0 via email in 1~3 business day valid
YD/T 1312.2-2004 Requirements and measurement methods of electromagnetic compatilility for radio communication equipment Part 2:wideband radio equipment 255.0 via email in 1~3 business day valid
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