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Standard No. Title Price(USD) Delivery Status Add To Cart
YDN 025-1997 Signalling Test Specifications for Interfaces between Mobile Services Switching Centre and Base Station of 900 MHz TDMA Digital Cellular Telecommunication Network 600 (USD) via email in 1 business day VALID
YD/T 2755-2014 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1457-2006 Testing Methods of 900/1800MHz TDMA TDMA Digital Cellular Mobile Telecommunication Network Equipment Service Control point (SCP)(CAMEL 3) 705 (USD) via email in 1-5 business day VALID
YD/T 1938.2-2009 Test method for Session Initiation Protocol (SIP) Part 2:SIPs Applications about Call Control Basedon Softswitch Network via email in VALID please email coc@codeofchina.com for quotation
YD/T 1513-2006 VSAT Satellite Communication Network/Systems Technical Requirement for the Rural Area via email in VALID please email coc@codeofchina.com for quotation
YD/T 1217-2002 900/1800MHz TDMA digital cellular mobile telecommunication network test specification of CAMEL Application Part (CAP) (CAMEL2)(SSP part) 10305 (USD) via email in 1-10 business day VALID
YD/T 1425-2005 Technical requirements for digital cellular communication network equipment Service Control Point (SCP)(CAMEL3) 405 (USD) via email in 1-3 business day VALID
YD/T 2405-2015 via email in VALID please email coc@codeofchina.com for quotation
YDB 111-2012 Implement Specification of Classified Security Protection and Testing for Value-added Telecommunication Service System Search System via email in VALID please email coc@codeofchina.com for quotation
YD/T 2616.2-2013 Technical requirements for Passive Optical Network (PON) network management - Part 2: EMS system function 810 (USD) via email in 1 business day VALID
YDN 139-2006 Test Methods of Internet Parental Control Software Based on PC 885 (USD) via email in 1-8 business day VALID
YD/T 1494-2006 Digital Cellular Mobile Telecommunication Network Service Technical Specification for Mobile Streaming Server 360 (USD) via email in 1-3 business day VALID
YD/T 1957.1-2009 Technical Requirements for Automatically Switched Optical Network (ASON) Node Part 1:Technical Requirements for SDH-based ASON Node via email in please email coc@codeofchina.com for quotation
YD/T 775-1996 105 (USD) via email in 1-3 business day ABOLISHED
YD/T 1724.2-2007 Technical Requirement for 2GHz TD-SCDMA Digital Cellular Mobile Communication Network:HSDPA Iub Interface Part 2:Layer 1 via email in VALID please email coc@codeofchina.com for quotation
YD/T 1776-2008 Technical Requirements for User Equipment (HSDPA)of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network 1005 (USD) via email in 1-8 business day ABOLISHED
YD/T 1891-2009 Technical Requirements and Test Methods of cdma2000/cdma2000 HRPD Dual Mode Digital Mobile Telecommunication Terminal via email in VALID please email coc@codeofchina.com for quotation
YD/T 5089-2005 Specifications of Engineering Design for Digital Synchronization Network 690 (USD) via email in 1-5 business day
YD/T 2692-2014 via email in VALID please email coc@codeofchina.com for quotation
YD/T 814-1996 240 (USD) via email in 1 business day SUPERSEDED
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