Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
YD/T 1478-2006 Security Technical Requirements of Telecommunications Management Network(TMN) $240.00 via email in 1~3 business day valid
YD/T 1522.1-2006 Technical Requirements for Session Initiation Protocol Part 1:Basic Session Initiation Protocol $2070.00 via email in 1~3 business day valid
YD/T 1522.2-2006 Technical Requirements for Session Initiation Protocol Part 2:Applications about call control based on SIP $690.00 via email in 1~3 business day valid
YD/T 1535-2006 Technical Requirements of Equipment Security for PSTN-Calling Number Information $240.00 via email in 1~3 business day valid
YD/T 1543.1-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 1:General $250.00 via email in 1~3 business day valid
YD/T 1543.2-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 2: Layer 1 $100.00 via email in 1~3 business day valid
YD/T 1543.3-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 3:Signaling Transport $100.00 via email in 1~3 business day valid
YD/T 1543.4-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 4:RANAP $2565.00 via email in 1~3 business day valid
YD/T 1543.5-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 5:Data Transport&Transport Signaling $130.00 via email in 1~3 business day valid
YD/T 1543.6-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 6:User Plane $570.00 via email in 1~3 business day valid
YD/T 1544.1-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 1:General Aspects $130.00 via email in 1~3 business day valid
YD/T 1544.2-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 2:Physical Channels and Mapping of Transport Channels Onto Physical Channels $580.00 via email in 1~5 business day valid
YD/T 1544.3-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 3:Multiplexing and Channel Coding $690.00 via email in 1~3 business day valid
YD/T 1544.4-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 4:Spreading and Modulation $330.00 via email in 1~3 business day valid
YD/T 1544.5-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 5:Physical Layer Proedure $570.00 via email in 1~3 business day valid
YD/T 1544.6-2007 Technical Specification for Uu Interface of 2GHz WCDMA Digital Cellular Mobile Communication Network Physical Layer Part 6:Measurement $190.00 via email in 1~3 business day valid
YD/T 1583-2007 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks: Upper Layer (Layer 3) Signaling of Air Interface Specification $12450.00 via email in 1~30 business day valid
YD/T 1584.1-2007 Technical Specification for 2GHz Digital Cellular Mobile Communications Network Management General Part 1 Basic Principles $120.00 via email in 1~3 business day valid
YD/T 1584.2-2007 Technical Specification for 2GHz Digital Cellular Mobile Communications Network Management General Part 2 Interface Function $270.00 via email in 1~3 business day valid
YD/T 1584.3-2007 Technical Specification for 2GHz Digital Cellular Mobile Communications Network Management General Part 3 Interface Analysis $1110.00 via email in 1~3 business day valid
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