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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD/T 1245-2002 Electronic commercial application level protocol under mobile environment (non shopping type)

    China Telecommunication - YD Standards
    YD/T 1244-2002 Requirement and measurement methods of electromagnetic compatibility for xDSL equipment

    China Telecommunication - YD Standards
    YD/T 1243.3-2002 Technical specification for media gateway. Integrated access media gateway

    China Telecommunication - YD Standards
    YD/T 1243.2-2002 Technical specification for media gateway. ATM trunk equipment

    China Telecommunication - YD Standards
    YD/T 1243.1-2002 Technical specification for IP trunk media gateway

    China Telecommunication - YD Standards
    YD/T 1234-2002 The technical specification of 900/1800MHz TDMA digital cellular mobile telecommunications system equipment Service Control Point(SCP) (CAMEL2)

    China Telecommunication - YD Standards
    YD/T 1233-2002 900/1800MHz TDMA digital cellular mobile communication network test methods for Mobile Application Part (MAP) phase2+

    China Telecommunication - YD Standards
    YD/T 1232-2002 800MHz CDMA digital cellular mobile communication network Wireless Intelligence Network(WIN). Phase 1:Technical specification of Service Control Point (SCP) equipment

    China Telecommunication - YD Standards
    YD/T 1240-2002 Test Method for Access Network. Broadband Access Network Based on Ethernet Technology

    China Telecommunication - YD Standards
    YD/T 1239-2002 Access network technical specifications. Very-high-speed Digital Subscriber Line

    China Telecommunication - YD Standards
    YD/T 1238-2002 Technical requirement for SDH multi-service transport platform

    China Telecommunication - YD Standards
    YD/T 1237-2002 The technical requirement and test method for PSTN videophone

    China Telecommunication - YD Standards
    YD/T 1235.2-2002 Testing methods for surge protective devices connected to low-voltage distribution systems of telecommunication station/sites

    China Telecommunication - YD Standards
    YD/T 1235.1-2002 Performance requirements for surge protective devices connected to low-voltage distribution systems of telecommunication stations/sites

    China Telecommunication - YD Standards
    YD/T 1242-2002 900/1800MHz TDMA digital cellular mobile telecommunication network test methods for general packet radio service switching sub-system equipment

    China Telecommunication - YD Standards
    YD/T 1231-2002 Technical specification for call transfer services through fixed network exchange

    China Telecommunication - YD Standards
    YD/T 1230-2002 Technical specifications for police-use interfaces of 900/1800MHz TDMA digital cellular mobile communication system

    China Telecommunication - YD Standards
    YD/T 1219-2002 900/1800MHz TDMA digital cellular mobile telecommunications network test methods of GPRS(General Packet Radio Service) base station system and serving GPRS support node interface(Gb)

    China Telecommunication - YD Standards
    YD/T 1218-2002 900/1800MHz TDMA digital cellular mobile telecommunications network test methods of CAMEL Application Part (CAP) (CAMEL2):SCP part

    China Telecommunication - YD Standards
    YD/T 1217-2002 900/1800MHz TDMA digital cellular mobile telecommunications network test specification of CAMEL Application Part (CAP) (CAMEL2) (SSP part)

    China Telecommunication - YD Standards
    YD/T 1228-2002 900/1800MHz TDMA digital cellular mobile communication network GPRS(General Packet Radio Service) test methods of Tunnelling protocol

    China Telecommunication - YD Standards
    YD/T 1227-2002 The technical specification of multimedia IC card public telephone system

    China Telecommunication - YD Standards
    YD/T 1226-2002 Intelligent network Capability Set two(CS-2) Intelligent Network Application Protocol(INAP)

    China Telecommunication - YD Standards
    YD/T 741-2002 Specification of Positive Temperature Coefficient (PTC) thermistors for the over-current protection of communications installations

    China Telecommunication - YD Standards
    YD/T 1225-2002 800MHz CDMA digital cellular mobile communication network Wireless Intelligence Network(WIN). Phase 1:Equipment methods of Service of Service Control Point(SSP)

    China Telecommunication - YD Standards
    YD/T 1224-2002 800MHz CDMA digital cellular mobile communication network Wireless Intelligence Network(WIN). Phase 1:Equipment methods of Service of Service Switching Point(SSP)

    China Telecommunication - YD Standards
    YD/T 1223-2002 800MHz CDMA digital cellular mobile communication network Wireless Intelligence Network(WIN). Phase 1:Equipment technical specification of Service Switching Point(SSP)

    China Telecommunication - YD Standards
    YD/T 1222.1-2002 800MHz CDMA digital cellular mobile communication network message center equipment test method Part one: point to point SMS

    China Telecommunication - YD Standards
    YD/T 1221.1-2002 800MHz CDMA digital cellular mobile communication network message center equipment technical specification. Part one:point to point SMS

    China Telecommunication - YD Standards
    YD/T 1220-2002 800MHz CDMA digital cellular mobile communication network protocol technical specification for the interface of Extended Short Message Entities(ESMEs)and Message Centres (MCs)

    China Telecommunication - YD Standards

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