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Chinese Standard Classification
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| Position: Search | valid to be valid superseded to be superseded abolished to be abolished |
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YD/T 1583-2007 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks: Upper Layer (Layer 3) Signaling of Air Interface Specification
Issued on: 2007-05-16 Price(USD): 12450.0 |
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JT/T 626-2023 Identification for stations of the maritime mobile service
Issued on: 2023-06-25 Price(USD): |
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YD/T 4167.1-2022 Technical requirements and testing methods for billing performance of billing system of 5G mobile network packet data service-Part1: NSA architecture
Issued on: 2022-9-30 Price(USD): 495.0 |
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YD/T 4164-2022 Coordination mechanism and handling requirements for interconnection and number portability problems
Issued on: 2022-9-30 Price(USD): 240.0 |
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YD/T 4162-2022 Technical Requirements for The Monitoring Interface of Number Portability
Issued on: 2022-9-30 Price(USD): 330.0 |
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YD/T 4160-2022 Technical Requirement of Service Order Administration System for Number Portability
Issued on: 2022-9-30 Price(USD): 330.0 |
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YD/T 4159-2022 Technical Requirement of Local Service Management System for Number Portability
Issued on: 2022-9-30 Price(USD): 300.0 |
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YD/T 4150-2022 Technical requirements of Calling Party Identification Presentation Base on ISUP Protocol
Issued on: 2022-9-30 Price(USD): 300.0 |
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GA/T 1794-2021 Technical specifications for public security video conference room
Issued on: 2021-08-25 Price(USD): 255.0 |
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GA/T 528-2021 Technical specifications for satellite earth station of public security satellite communication network
Issued on: 2021-08-25 Price(USD): 540.0 |
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YD/T 1577-2007 Technial Specification for 2GHz CDMA 2000 Digital Cellular Mobile Communication Networks. High Rate Packet Data (HRPD) (Phase I). Air Interface
Issued on: 2007-05-16 Price(USD): 3900.0 |
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YD/T 1555-2007 Technial Requirements A Interfaces in 2GHz CDMA 2000 Digital Cellular Mobile Communication Network
Issued on: 2007-05-16 Price(USD): 7665.0 |
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YD/T 1039-2000 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Specification for Short Message Center Equipment Part one:Point to Point Short Message Service
Issued on: 2000-01-28 Price(USD): 360.0 |
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YD/T 1550.3-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iub Interface(Phase I)Part 3:Signaling Transport
Issued on: 2007-5-16 Price(USD): 70.0 |
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YD/T 1597.2-2007 Requirements and Measurement Methods of Electromagnetic Compatibility for 2GHz CDMA2000 Digital Cellular Mobile Communications System. Part 2: Base Station and Ancillary Equipment
Issued on: 2007-05-16 Price(USD): 370.0 |
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YD/T 1414-2007 Technical Specification for Security of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network(Phase Ⅱ)
Issued on: 2007-5-16 Price(USD): 1050.0 |
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YD/T 1543.3-2007 Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network Iu Interface (Phase Ⅰ)Part 3:Signaling Transport
Issued on: 2007-5-16 Price(USD): 100.0 |
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YD/T 1168-2007 The Technical Requirement of User Identify Module(UIM) for 800MHz CDMA Digital Cellular Mobile Telecommunication Network
Issued on: 2007-5-16 Price(USD): 1350.0 |
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SL 306-2004 Code for telecommunication function of water conservancy system
Issued on: 2004-11-8 Price(USD): 410.0 |
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YD/T 1638-2007 Technical Specification for IPv4 Networks and IPv6 Networks Inter-networking Between Networks
Issued on: 2007-7-20 Price(USD): 180.0 |
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