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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD/T 2505.2-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ Uu interface layer 2 technical requirements. Part 2: RLC protocol

    China Telecommunication - YD Standards
    YD/T 2505.1-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network-HSPA+ Uu interface layer 2 technical requirement. Part 1: MAC protocol

    China Telecommunication - YD Standards
    YD/T 2504.6-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSPA+ physical layer technical requirement. Part 6: physical layer measurement

    China Telecommunication - YD Standards
    YD/T 2504.5-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSPA+ physical layer technical requirements. Part 5: physical layer procedure

    China Telecommunication - YD Standards
    YD/T 2504.4-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSPA+ physical layer technical requirement. Part 4: spreading and modulation

    China Telecommunication - YD Standards
    YD/T 2504.3-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSPA+ physical layer technical requirement. Part 3: multiplexing and channel coding

    China Telecommunication - YD Standards
    YD/T 2504.2-2013 2GHz TD-SCDMA digital celllar mobile telecommunication network. HSPA+ physical layer technical requirement. Part 2: physical channels and mapping of transport channels onto physical channels

    China Telecommunication - YD Standards
    YD/T 2504.1-2013 2GHz TD-SCDMA digital cellular mobile telecommunication network. HSPA+ physical layer technical requirement. Part 1: general desciption

    China Telecommunication - YD Standards
    YD/T 2503-2013 Technical requirement for non-point to point short message and mutimedia message interworking between networks

    China Telecommunication - YD Standards
    YD/T 2496-2013 Handbook of mitigation measures for telecommunications installations

    China Telecommunication - YD Standards
    YD/T 2495-2013 Technical requirement of DT CQT record file in GSM/WCDMA wireless access network

    China Telecommunication - YD Standards
    YD/T 2494-2013 Security test method for virtual tape library

    China Telecommunication - YD Standards
    YD/T 2493-2013 Er/Yb co-doped double cladding optical fiber amplifier

    China Telecommunication - YD Standards
    YD/T 2492-2013 Technical specification of 40Gb/s intensity modulation optical transponder

    China Telecommunication - YD Standards
    YD/T 2491-2013 Communication cable. Radiating leaky coaxial cable with foamed polyethylene dielectric and longitudinal wrapped copper outer conductor

    China Telecommunication - YD Standards
    YD/T 2490-2013 Flame retardant polyolefin heat-shrinkable tubing for communications

    China Telecommunication - YD Standards
    YD/T 2489-2013 Test methods for reconfigurable optical add multiplexing (ROADM) equipment

    China Telecommunication - YD Standards
    YD/T 2488-2013 Flexible steel tube armoured optical fiber cables

    China Telecommunication - YD Standards
    YD/T 2487-2013 Test methods for packet transport network (PTN) equipment

    China Telecommunication - YD Standards
    YD/T 2486-2013 Technical requirements of enhanced Multi-Service Transport Node (MSTP)

    China Telecommunication - YD Standards
    YD/T 2485-2013 Technical requirements for N¡Á1OOGbit/s optical wavelength division multiplexing (WDM) systems

    China Telecommunication - YD Standards
    YD/T 2557-2013 Technical requiements and testing methods for CRAC with refrigerant pumping-compressing dual cycles

    China Telecommunication - YD Standards
    YD/T 2556-2013 Maintenance requirements of 240V direct current power supply system for telecommunications

    China Telecommunication - YD Standards
    YD/T 2555-2013 Distribution equipments of 240V direct current power supply for telecommunications

    China Telecommunication - YD Standards
    YD/T 2554.1-2013 Plastic optical fiber connector - Part 1: Type LC

    China Telecommunication - YD Standards
    YD/T 2553-2013 Technical specification of 6Gb/s SFP+ optical transeiver module for base station interconnecting

    China Telecommunication - YD Standards
    YD/T 2552-2013 Technical specification of 10Gb/s DWDM small form factor pluggable optical transceiver module

    China Telecommunication - YD Standards
    YD/T 2551-2013 Technical requirements for frequency synchrnization network based on packet networks

    China Telecommunication - YD Standards
    YD/T 2550-2013 Test methods of time synchronization equipment

    China Telecommunication - YD Standards
    YD/T 2549-2013 Technical requirements for access network:PON system supporting IPv6

    China Telecommunication - YD Standards

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