Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
LoginRegister
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
YD/T 1986-2009 Technical requirements for Cx/Dx/Sh interfaces in IMS system of mobile communication network 990.0 via email in 1~3 business day valid
GB/T 15836.2-1995 Technical requirements and testing methods for 450MHz same-frequency simplex train radio dispatching communication equipment station radio set 690.0 via email in 1~3 business day abolished
GB/T 12572-2008 Universal requirements and measurement methods of parameters for radio transmitting equipment 320.0 via email in 1 business day valid
YD/T 2036-2009 Terminal Security Evaluation Based Security Technology Requirement for Mobile Network Access 600.0 via email in 1~3 business day valid
YD/T 1671-2007 Technical Requirements for 2GHz cdma2000 Digital Cellular Mobile Communication Network Broadcast Multicast Services(BCMCS):A Interface 1600.0 via email in 1~10 business day abolished
YDC 032-2004 400/1800MHz SCDMA radio access system technical requirement 740.0 via email in 1~5 business day abolished
YD/T 1851-2009 2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network Technical Requirements of BBU Equipment 330.0 via email in 1~5 business day valid
YD/T 1043-2000 Data Paging Protocol of the High Speed Wireless Paging Network 705.0 via email in 1~5 business day valid
MH/T 4001.1-2006 General specification for ground equipment of VHF air-ground communication Part 1: Technical specification for VHF equipment 100.0 via email in 1 business day superseded
YD/T 1853-2009 2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network--Technical Requirement of RRU Equipment 390.0 via email in 1~3 business day valid
YD/T 1865-2009 Test Method for ZZ-Interface of Legacy MS Domain (LMSD) in 800MHz/2GHz cdma2000 Digital Cellular Mobile Communication Network 870.0 via email in 1~3 business day valid
YD/T 1649-2007 Testing Methods for Push to Talk Server over Cellular 870.0 via email in 1~3 business day valid
YD/T 1553-2009 2GHz WCDMA digital Cellular Mobile Telecommunication Network Test Method of RAN Equipment(Phase 3) 3300.0 via email in 1~3 business day valid
YD/T 1875-2009 Test Specification of 800MHz/2GHz cdma2000 Digital Cellular Mobile Communication Network:Legacy MS Domain (LMSD) Mobile Switching Sub-System 1830.0 via email in 1~3 business day valid
YD/T 1847.7-2009 Technical Requirement for Iub interface of 2GHz TD-SCDMA Digital Cellular Mobile Communication network HSUPA Part 7: Data transport & transport signalling for DCH data streams 150.0 via email in 1~3 business day valid
YD/T 1854-2009 2GHz TD-SCDMA Digital Cellular Mobile Telecommunication Network--Test Methods of RRU Equipment 1110.0 via email in 1~3 business day valid
YD/T 5085-2000 Acceptance Specification for High_Speed Paging System Installation 300.0 via email in 1~3 business day valid
GB/T 32659-2016 Technical requirements and test methods for dedicated digital intercom equipment 6900.0 via email in 1~10 business day valid
GB/T 34991-2017 12.5kHz TDMA channel based professional digital trunking communication system-Technical specifications for physical layer and data link layer of air interface 2100.0 via email in 1~10 business day valid
YD 5074-1998 Temporary Specification on Engineering Design for High Speed Radio Paging 540.0 via email in 1~3 business day valid
About Us | Contact Us | Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: Codeofchina Inc 2008-2020