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Standard No. Title Price(USD) Delivery Status Add To Cart
YD/T 1234-2002 The technical specification of 900/1800MHz TDMA digital cellular mobile telecommunications system equipment Service Control Point (SCP)(CAMEL 2) 285 (USD) via email in 1-3 business day VALID
YD/T 1979.1-2009 Technical Requirements of Roaming from 3G to 2G Network and from 3G to 3G Network Managed by Different Operators Part 1:Roaming from TD-SCDMA to GSM/GPRS Network and Roaming from TD-SCDMA to TD-SCDMA Network via email in please email coc@codeofchina.com for quotation
YD/T 719-1994 180 (USD) via email in 1-3 business day ABOLISHED
YD/T 1357-2005 The test specification of intelligent netowrk equipment Integrated Service Control Point(ISCP) 2220 (USD) via email in 1-10 business day VALID
YD/T 1653-2007 General Technical Specification for Streaming Media over IP-based Network via email in VALID please email coc@codeofchina.com for quotation
YDN 111-1999 300 (USD) via email in 1-3 business day VALID
T/CCSA 236-2018 Technical Requirements of Mobile Internet and Smart Home System Interface for Automatic Connection between Organizing Network Terminal and Smart Home Gateway via email in VALID please email coc@codeofchina.com for quotation
YDN 125-1999 5280 (USD) via email in 1-10 business day VALID
YD/T 1533.1-2006 Technical Requirements of Multimedia Message Service Based on Fixed Network Part 1:Equipment of Multimedia Message Service Center(MMSC) via email in VALID please email coc@codeofchina.com for quotation
YDN 046-1997 Technical Requirements for Automatic Accounting System of Telephone of Centralized Charging and Management Type (Tentative Specifications) 180 (USD) via email in 1 business day VALID
YDN 124-1999 10230 (USD) via email in 1-10 business day VALID
YDN 109-1998 1515 (USD) via email in 1-10 business day ABOLISHED
YD/T 1895.2-2009 Mobile Network Service Dial Testing Management Technical Requirement Part 2:Dail Testing Management System And Dail Testing Terminal Equipment Inteface Specification via email in VALID please email coc@codeofchina.com for quotation
YD/T 1037-2000 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of CAMEL Application Part(CAP) 1305 (USD) via email in 1-10 business day VALID
YD/T 1533.2-2006 Technical Requirements of Multimedia Message Service Based on Fixed Network Part 2:Multimedia Message Service Interface via email in VALID please email coc@codeofchina.com for quotation
YD/T 2010-2009 Technical Requirements of Services based on the Unified IMS Multimedia Conferencing Service (Release 1) via email in VALID please email coc@codeofchina.com for quotation
YD/T 3220-2017 Test methods for barcode reqognition service based on mobile network via email in VALID please email coc@codeofchina.com for quotation
YD/T 1931-2009 Technical Requirements of Services based on the Unified IMS Call Forwarding Service (Release 1) via email in VALID please email coc@codeofchina.com for quotation
YD/T 1388.5-2005 Technical requirements of the softswitch based services part 5:Click to dial services 405 (USD) via email in 1-3 business day VALID
YD/T 1590-2006 The Technical Requirement of Echo and Echo Control for Inter-Public Telecom Network via email in VALID please email coc@codeofchina.com for quotation
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