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Position: Search valid to be valid superseded to be superseded abolished to be abolished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 1805-2008 Test Method for Assistant Testing System Used for Interworking between Networks 390.0 via email in 1~3 business day valid
YD/T 1145-2001 Network Management Interface Testing Method Specification 600.0 via email in 1~8 business day valid
GB/T 15837-2008 Interface requirements for digital synchronization network 480.0 via email in 1~5 business day valid
YD/T 1994.2-2009 Remote management technical requirements for access network CPE Part 2: interface protocol 120.0 via email in 1~3 business day valid
YD/T 1443-2006 Technical Requirements of Generic Framing Procedure(GFP) 480.0 via email in 1~3 business day abolished
GB/T 17789-1999 Procedures for simultaneous transmission of data and digitally encoded voice signals over the PSTN or over 2-wire leased point-to-point telephone type circuits 270.0 via email in 1~3 business day valid
YD/T 1374.1-2007 Technical Requirements for Iu Interface of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network(Phase Ⅱ)Part 1:General Aspects 264.0 via email in 1~5 business day valid
GB/T 11589-2011 International user classes of service in,and categories of access to,public data networks and integrated services digital networks(ISDNs) 260.0 via email in 1~3 business day valid
YD/T 912-1997 Lower layer protocol profiles forthe Q3 and X interface 540.0 via email in 1~5 business day valid
YD/T 1055-2000 The test method for full-rate ADSLsystem with POTS splitter 690.0 via email in 1~8 business day abolished
YD/T 1575-2007 Testing Methods for 2GHz cdma2000 Digital Cellular Mobile Communication Network Equipment:Packet Data Protocol 1320.0 via email in 1~3 business day valid
GB/T 11598-1999 Packet-switched signalling system between public networks providing data transmission services 960.0 via email in 1~3 business day valid
YD/T 1563-2007 Testing Methods for High Rate Packet Data(HRPD)A Interface (Phase Ⅰ)in 2GHz cdma2000 Digital Cellular Mobile Communication Network 390.0 via email in 1~5 business day abolished
YD/T 1553-2007 Testing Methods for 2GHz WCDMA Digital Cellular Mobile Communication Network RAN Equipment (Phase Ⅰ) 2805.0 via email in 1~10 business day abolished
YD/T 802-1996 Message Processing System Message Storage Abstract Services Definition 1110.0 via email in 1~3 business day valid
YDC 018-2003 Technical Specification of Phisical Layer for 800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network 3345.0 via email in 1~10 business day valid
YD/T 1015-1999 Technical requirement for Q interface adapter used in transmission equipment 900.0 via email in 1~3 business day valid
YD/T 1717-2007 Testing Methods for Interworking Gateway in Peer Multimedia Messaging Service Interworking 390.0 via email in 1~3 business day valid
YD/T 1236-2002 The technical requirement and test methods for video conference system based on N-ISDN 1575.0 via email in 1~10 business day valid
YD/T 1257-2003 Test specification of supplementary specification of IN CS-1 INAP 3975.0 via email in 1~10 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