Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YDN 099-1998 |
(Synchronous optical transport network technology system (internal standard)) 光同步传送网技术体制 |
China Telecommunication Standards |
 English PDF |
| YD/T 976-1998 |
B-ISDN user-network interface physical layer specification b-isdn用户网络接口（uni）物理层规范 |
China Telecommunication Standards |
English PDF |
| YD/T 971-1998 |
Network specific data protocol stacks for multimedia conferencing 多媒体会议的特定网络的数据协议栈 |
China Telecommunication Standards |
English PDF |
| YD/T 969-1998 |
Network-to-network interface between public data networks providing the frame relay data transmission service 提供帧中继数据传输业务的公用数据网之间的网络-网络接口 |
China Telecommunication Standards |
English PDF |
| YD/T 949-1998 |
Multipoint binary file transfer protocol 多点二进制文件传送协议 |
China Telecommunication Standards |
English PDF |
| YD/T 970-1998 |
General conference control 通用的会议控制 |
China Telecommunication Standards |
English PDF |
| YD/T 974-1998 |
Specifications and Measurement Methods for SDH Digital Cross Connect Equipment (SDXC) sdh数字交叉连接设备（sdxc）技术要求和测试方法 |
China Telecommunication Standards |
English PDF |
| YD/T 964-1998 |
Requirements & test method of 1310nm/1550nm wavelength division multipexer 1310nm/1550nm 波分复用器技术要求和测试方法 |
China Telecommunication Standards |
English PDF |
| YD/T 967-1998 |
Vocabulary of terms for synchronous digital hierarchy network and equipments 同步数字体系（sdh）网络和设备术语 |
China Telecommunication Standards |
English PDF |
| YD/T 910.22-1998 |
900/1800MHz TDMA digital cellular mobile telecommunication network radio interface physical layer part (Phase 2) 900/1800mhz tdma数字蜂窝移动通信网无线接口第二阶段物理层部分 |
China Telecommunication Standards |
English PDF |
| YD/T 910.21-1998 |
900/1800MHz TDMA digital cellular mobile telecommunication network radio interface signalling part (Phase 2) 900/1800mhz tdma数字蜂窝移动通信网无线接口 第二阶段 信令部分 |
China Telecommunication Standards |
English PDF |
| YDN 088-1998 |
(Automatically Switched Telephone (digital) network technology system (internal standard)) 自动交换电话（数字）网技术体制 |
China Telecommunication Standards |
English PDF |
| YDN 094-1998 |
(800MHz CDMA digital cellular mobile communication network and a mobile switching center PSTN network interface requirements (Temporary Provisions) (internal standard)) 800mhz cdma 数字蜂窝移动通信网移动交换中心与pstn 网接口技术要求(暂行规定) |
China Telecommunication Standards |
English PDF |
| YD/T 954-1998 |
Technical requirements and test method of digital stored program control dispatching equipment 数字程控调度机技术要求和测试方法 |
China Telecommunication Standards |
English PDF |
| YD/T 948-1998 |
Generic application temple for multimedia conferencing service 多媒体会议业务的通用应用模板 |
China Telecommunication Standards |
English PDF |
| YD/T 945-1998 |
Modem operating at data signalling rates of up to 33600 bit/s for use on the general switched telephone network and on leased point-to-point 2-wire telephone-type circuits 公用电话交换网和点对点二线专线电路上使用的数据信号速率高达33600bit/s的调制解调器 |
China Telecommunication Standards |
English PDF |
| YD/T 947-1998 |
Upper layer protocol profiles for the Q3 and X interface q3和x接口的高层协议框架 |
China Telecommunication Standards |
English PDF |
| YD/T 946-1998 |
TMN interface specification methodology tmn接口规范方法论 |
China Telecommunication Standards |
English PDF |
| YDN 053.1-1997 |
(B-ISDN ATM Adaptation Layer Type 1 (AAL1) Technical Specification (internal standard)) b-isdn atm 适配层类型1(aal1)技术规范 |
China Telecommunication Standards |
English PDF |
| YD/T 910.1-1997 |
900/1800MHz TDMA digital cellular mobile telecommunication network man-machine of mobile station (Phase 2) 900/1800mhz tdma数字蜂窝移动通信网移动台（第二阶段）人机接口 |
China Telecommunication Standards |
English PDF |
| YD/T 996-1998 |
Management Arrangement for TechnologicalDocuments in Posts and Telecommunication’Industry 邮电工业工艺文件管理办法 |
China Telecommunication Standards |
English PDF |
| YD/T 986-1998 |
155Mb/s and 622Mb/s Technical conditions of optical transceiver module 155mb/s和622mb/s光收发合一模块技术条件 |
China Telecommunication Standards |
English PDF |
| YD/T 985-1998 |
Regulations for establishment of communications between audiovisual terminals with 3 or more digital channels at below 1930kbit/s 在三个或多个使用1920kbit/s以内数字信道的视听终端之间建立通信的规程 |
China Telecommunication Standards |
English PDF |
| YD/T 5067-1998 |
Acceptance Specification of Equipment Installation Engineering for digital mobile communication (TDMA) |
China Telecommunication Standards |
English PDF |
| YD/T 941-1997 |
ISDN user-network interface supplementary service conformance testing specification isdn用户－网络接口补充业务 一致性测试规范 |
China Telecommunication Standards |
English PDF |
| YD/T 929-1997 |
Technical requirements and testing methods for up to 19.2kbit/s baseband modem connected to the telecommunication network 19.2kbit/s以下速率基带调制解调器进网技术要求及检测方法 |
China Telecommunication Standards |
English PDF |
| YD/T 928-1997 |
Technical specification for ISDN PABXs n-isdn第二类网络终端（nt2型）设备isdn用户交换机技术规范 |
China Telecommunication Standards |
English PDF |
| YD/T 927-1997 |
Multipoint communication service for audiographics and audiovisual conferencing service definition 用于音像和视听会议业务的多点通信服务 |
China Telecommunication Standards |
English PDF |
| YD/T 935-1997 |
TMN logical layered architecture 电信管理网（tmn）逻辑分层体系结构 |
China Telecommunication Standards |
English PDF |
| YD/T 934-1997 |
TMN physical architecture 电信管理网（tmn）物理体系结构 |
China Telecommunication Standards |
English PDF |
| YD/T 933-1997 |
TMN management services and telecommunication managed areas tmn管理业务和电信管理域 |
China Telecommunication Standards |
English PDF |
| YD/T 930-1997 |
Principles for eh maintenance of ISDNs isdn的管理原则 |
China Telecommunication Standards |
English PDF |
| YD/T 913-1997 |
Digital subscriber signalling system No.1 (DSS1)-typical DSS1 service indicator codings for ISDN telecommunications services 1号数字用户信令系统（dss1）－用于isdn电信业务的dss1业务指示编码 |
China Telecommunication Standards |
English PDF |
| YD/T 912-1997 |
Lower layer protocol profiles for the Q3 and X interface q3和x接口的低层协议框架 |
China Telecommunication Standards |
English PDF |
| YD/T 938-1997 |
Technical requirements and verification methods for POS accessing to the network 销售点终端(pos)入网技术要求和检测方法 |
China Telecommunication Standards |
English PDF |
| YD/T 937-1997 |
Confidentiality system for audiovisual services 视听业务的保密系统 |
China Telecommunication Standards |
English PDF |
| YD/T 936-1997 |
Multipoint communication service protocol specification for audiographics and audiovisual conferencing service 音像和视听会议业务的多点通信服务协议 |
China Telecommunication Standards |
English PDF |
| YD/T 579-1997 |
The specifications for coin box telephone set 投币电话机技术条件 |
China Telecommunication Standards |
English PDF |
| YD/T 508.1-1997 |
Technical conditions for parabolic antenna of microwave relay communication system 微波接力通信系统抛物面天线技术条件 |
China Telecommunication Standards |
English PDF |
| YD/T 206.9-1997 |
Software for overhead communication lines single-hole ground clamps 架空通信线路铁件 单眼地线夹板 |
China Telecommunication Standards |
English PDF |
| YD/T 206.8-1997 |
Software for overhead communication lines 3-hole double-channel steel tree-lace clamps 架空通信线路铁件 三眼双槽钢绞线夹板 |
China Telecommunication Standards |
English PDF |
| YD/T 206.7-1997 |
Software for overhead communication lines 3-hole single-channel steel tree-lace clamps 架空通信线路铁件 三眼单槽钢绞线夹板 |
China Telecommunication Standards |
English PDF |
| YD/T 206.6-1997 |
Software for overhead communication lines Arm-braces 架空通信线路铁件 撑脚 |
China Telecommunication Standards |
English PDF |
| YD/T 206.5-1997 |
Software for overhead communication lines Screw pins 架空通信线路铁件 螺脚类 |
China Telecommunication Standards |
English PDF |
| YD/T 206.4-1997 |
Software for overhead communication lines Cantilevers 架空通信线路铁件 交叉支架 |
China Telecommunication Standards |
English PDF |
| YD/T 206.3-1997 |
Software for overhead communication lines Steel-plates 架空通信线路铁件 钢板类 |
China Telecommunication Standards |
English PDF |
| YD/T 206.29-1997 |
Software for overhead communication lines Cable distribution box stations 架空通信线路铁件 电缆交接箱站台 |
China Telecommunication Standards |
English PDF |
| YD/T 206.28-1997 |
Software for overhead communication lines Block cable hardware 架空通信线路铁件 墙壁电缆铁件类 |
China Telecommunication Standards |
English PDF |
| YD/T 206.27-1997 |
Software for overhead communication lines Staple bolts 架空通信线路铁件 抱箍类 |
China Telecommunication Standards |
English PDF |
| YD/T 206.26-1997 |
Software for overhead communication lines Diagonal bracing 架空通信线路铁件 叉梁 |
China Telecommunication Standards |
English PDF |
| YD/T 206.25-1997 |
Software for overhead communication lines Cross-arm clips 架空通信线路铁件 担夹类 |
China Telecommunication Standards |
English PDF |
| YD/T 206.22-1997 |
Software for overhead communication lines Ground rods 架空通信线路铁件 地线棒 |
China Telecommunication Standards |
English PDF |
| YD/T 206.2-1997 |
Software for overhead communication lines Cross-members 架空通信线路铁件 线担类 |
China Telecommunication Standards |
English PDF |
| YD/T 206.21-1997 |
Software for overhead communication lines Cable droppers 架空通信线路铁件 电缆挂钩 |
China Telecommunication Standards |
English PDF |
| YD/T 206.20-1997 |
Software for overhead communication lines Steel strand clamps 架空通信线路铁件 钢绞线卡子 |
China Telecommunication Standards |
English PDF |
| YD/T 206.19-1997 |
Software for overhead communication lines Steel anchors 架空通信线路铁件 钢地锚 |
China Telecommunication Standards |
English PDF |
| YD/T 206.18-1997 |
Software for overhead communication lines Guy anchors 架空通信线路铁件 拉线地锚 |
China Telecommunication Standards |
English PDF |
| YD/T 206.17-1997 |
Software for overhead communication lines Guy thimbles 架空通信线路铁件 拉线衬环 |
China Telecommunication Standards |
English PDF |
| YD/T 206.16-1997 |
Software for overhead communication lines Guy double helixes 架空通信线路铁件 拉线双螺旋 |
China Telecommunication Standards |
English PDF |
| YD/T 206.15-1997 |
Software for overhead communication lines Spacer 架空通信线路铁件 垫片 |
China Telecommunication Standards |
English PDF |
| YD/T 206.14-1997 |
Software for overhead communication lines Nuts 架空通信线路铁件 螺母 |
China Telecommunication Standards |
English PDF |
| YD/T 206.13-1997 |
Software for overhead communication lines Pole steps 架空通信线路铁件 上杆钉 |
China Telecommunication Standards |
English PDF |
| YD/T 206.12-1997 |
Software for overhead communication lines Wood screws 架空通信线路铁件 木螺钉 |
China Telecommunication Standards |
English PDF |
| YD/T 206.1-1997 |
Software for overhead communication lines General technical conditions 架空通信线路铁件 通用技术条件 |
China Telecommunication Standards |
English PDF |
| YD/T 206.11-1997 |
Software for overhead communication lines Headless through bolts 架空通信线路铁件 无头穿钉 |
China Telecommunication Standards |
English PDF |
| YD/T 206.10-1997 |
Software for overhead communication lines Cap through bolts 架空通信线路铁件 带头穿钉 |
China Telecommunication Standards |
English PDF |
| YD/T 922-1997 |
Performance and test methods of the integrated multiplex equipment using in the digital channel 在数字信道上使用的综合复用设备进网技术要求及检测方法 |
China Telecommunication Standards |
English PDF |
| YD/T 921-1997 |
User information transfer performance parameters for data networks providing international frame relay PVC service 数据网上提供国际帧中继pvc业务的用户信息传送性能参数 |
China Telecommunication Standards |
English PDF |
| YDN 053.4-1997 |
(B-ISDN ATM Adaptation Layer (AAL) type 5 Standard) b-isdn atm 适配层(aal)类型5标准 |
China Telecommunication Standards |
English PDF |
| YDN 053.3-1997 |
(B-ISDN ATM Adaptation Layer (AAL) Type 3/4 standard (internal standard)) b-isdn atm 适配层(aal)类型3/4标准 |
China Telecommunication Standards |
English PDF |
| YD 5065-1998 |
Code for Design of Public EDI Network Engineering 公用电子数据交换业务网工程设计规范 |
China Telecommunication Standards |
English PDF |
| YD 5045-1997 |
Code For Acceptance of Public Packet Switched Data Network Engineering 公用分组交换数据网工程验收规范 |
China Telecommunication Standards |
English PDF |
| YD 5041-1997 |
Interim Provisions on Engineering Design for Service Network for Fax Store and Forward 传真存储转发业务网工程设计暂行规定 |
China Telecommunication Standards |
English PDF |
| YD 5029-1997 |
The Engineering Design Specifacation of Digital Data Network 数字数据网工程设计暂行规定 |
China Telecommunication Standards |
English PDF |
| YD 5048-1997 |
Standard for Cherk and Acceptance of Telecommunications Facilites in Civic Residential District and Office Buildinge 城市住宅区和办公楼电话通信设施验收规范 |
China Telecommunication Standards |
English PDF |
| YD/T 911-1997 |
Networking technical requirement for the Ku band domestic satellite communication system ku频段国内卫星通信系统进网技术要求 |
China Telecommunication Standards |
English PDF |
| YD/T 910.4-1997 |
900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of Mobile Application Part (MAP) (Phase 2) 900/1800mhz tdma数字蜂窝移动通信网移动应用部分（map）第二阶段技术规范 |
China Telecommunication Standards |
English PDF |
| YD/T 910.3-1997 |
900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Specification of Mobile Service Switching Center-Base Station Subsystem Interface (Phase 2) 900/1800mhz tdma数字蜂窝移动通信网移动业务交换中心与基站子系统间接口第二阶段技术规范 |
China Telecommunication Standards |
English PDF |
| YDN 030.2-1997 |
Code number and dialing procedure of universal personal telecommunication, wide area Centrex switch (WAC), vote of telephone (VOT) and mass calling (MAS) services (internal standard) 通用个人通信（upt)、广域集中用户交换机(wac)、电话投票(vot)和大众呼叫(mas)的编号和拨号程序 |
China Telecommunication Standards |
English PDF |
| YDN 030.1-1997 |
Implications and process of universal personal telecommunication, wide area Centrex switch (WAC), vote of telephone (VOT) and mass calling (MAS) services (internal standard) 通用个人通信（upt)、广域集中用户交换机(wac)、电话投票(vot)和大众呼叫(mas)的业务含义和流程 |
China Telecommunication Standards |
English PDF |
| YD/T 906-1997 |
A real time control protocol for simplex applications using LSD/HSH/MLP channels of fram structure for A64TO 1920kbit/s channel in audiovisual teleservices 采用视听电信业务中64~1920kbit/s信道帧结构的lsd/hsd/mlp信道单工应用的实时控制协议 |
China Telecommunication Standards |
English PDF |
| YD/T 905-1997 |
Multipoint control units for audiovisual systems using digital channels up to 1920kbit/s 使用2mbit/s以内数字信道的视听系统多点控制设备 |
China Telecommunication Standards |
English PDF |
| YD/T 828.39-1997 |
Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 9: Terminal equipment SCPC-PSK 数字微波传输系统中所用设备的测量方法 第3部分：卫星通信地球站的测量 第9节：scpc-psk终端设备 |
China Telecommunication Standards |
English PDF |
| YD/T 828.37-1997 |
Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 7:Figure-of-merit of receiving system 数字微波传输系统中所用设备的测量方法 第3部分：卫星通信地球站的测量 第7节：接收系统的品质因数 |
China Telecommunication Standards |
English PDF |
| YD/T 828.32-1997 |
Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 2: Antenna 数字微波传输系统中所用设备的测量方法 第3部分：卫星通信地球站的测量 第2节：天线 |
China Telecommunication Standards |
English PDF |
| YD/T 828.311-1997 |
stations. Section 11: Service channel equipment for SCPC-PSK transmission 数字微波传输系统中所用设备的测量方法 第3部分：卫星通信地球站的测量 第11节：用于scpc-psk传输的公务通道设备 |
China Telecommunication Standards |
English PDF |
| YD/T 828.29-1997 |
Methods of measurement for equipment used in digital microwave transmission systems. Part 2: Measurements on terrestrial redio-relay systems.Section 9: Service channels 数字微波传输系统中所用设备的测量方法 第2部分:地面无线接力系统的测量 第9节:公务通道 |
China Telecommunication Standards |
English PDF |
| YD/T 828.26-1997 |
Methods of measurement for equipment used in digital microwave transmission systems Part 2: Measurements on terrestrial radio-relay systems Section 6: Protection switching 数字微波传输系统中所用设备的测量方法 第2部分：地面无线接力系统的测量 第6节：保护倒换 |
China Telecommunication Standards |
English PDF |
| YD/T 902-1997 |
Test method of STM-1, STM-4, STM-16 regenerative trunk equipments stm-1，stm-4，stm-16再生中继设备测试方法 |
China Telecommunication Standards |
English PDF |
| YD/T 900-1997 |
Technical requirement for SDH equipment - clock sdh设备技术要求——时钟 |
China Telecommunication Standards |
English PDF |
| YD/T 891-1997 |
Interface between data terminal equipment (dte) and data circuit-terminating equipment (dce) for public data networks providing frame relay data transmission service by dedicated circuit 通过专用电路提供帧中继数据传输业务的公用数据网使用的数据终端设备（dte）和数据电路终接设备（dce）之间的接口 |
China Telecommunication Standards |
English PDF |
| YD/T 886-1997 |
Halogen-free flame retardant formed cable 无卤阻燃成端电缆 |
China Telecommunication Standards |
English PDF |
| YDN 034.4-1997 |
ISDN subscribers - specification for network interfaces. Part 4 Technical specifications for supplementary services (internal standard) isdn用户--网络接口规范 第4部分:补充业务技术规范 |
China Telecommunication Standards |
English PDF |
| YDN 034.3-1997 |
ISDN subscribers - specification for network interfaces Part 3: Technical specifications for third-layer basic call control (internal standard) isdn用户--网络接口规范 第3部分:第三层基本呼叫控制技术规范 |
China Telecommunication Standards |
English PDF |
| YDN 034.2-1997 |
ISDN subscribers - specification for network interfaces Part 2: Technical specifications for data link layers (internal standard) isdn用户--网络接口规范 第2部分:数据链路层技术规范 |
China Telecommunication Standards |
English PDF |
| YDN 034.1-1997 |
ISDN subscribers - specification for network interfaces Part 1: Technical specification for physical layers isdn用户?网络接口规范 第1部分：物理层技术规范 |
China Telecommunication Standards |
English PDF |
| YD 5038-1997 |
Specification of Acceptance for Point to Multipoint Microwave Equipment Installation Engineering 点对多点微波设备安装工程验收规范 |
China Telecommunication Standards |
English PDF |
| YD 5031-1997 |
Standards of Engineering Design for Point to Multipoint Microwave Telecommunication System 点对多点微波通信工程设计规范 |
China Telecommunication Standards |
English PDF |
| JJG(YD)039-1997 |
(Stable source verification procedures) |
China Metrological Standards |
English PDF |
| JJG(YD)038-1997 |
(Optical time domain reflectometer (OTDR) test procedures) |
China Metrological Standards |
English PDF |
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