M42 通信线路设备 标准查询与下载

YD/T 841.1-2008 地下通信管道用塑料管.第1部分:总则

YD/T 841.1-2008的本部分规定了地下通信管道用塑料管材的符号、产品分类及型号、试验方法。 本部分适用于地下通信电缆和光缆的管道系统中的单孔和多孔塑料管。

Plastic Pipe for Buried Communication Conduit.Part 1:General

ITU-R S.1806 FRENCH-2008 运行在15 GHz以下卫星固定业务中的假设参考数字通道的可用性目标

This Recommendation deals with availability objectives for hypothetical reference digital paths (HRDPs) in the fixed-satellite service operating below 15 GHz. It is based on the availability objectives specified in relevant ITU-T Recommendations and complements availability and performance objectives contained in relevant ITU-R Recommendations, as listed under References.

Availability objectives for hypothetical reference digital paths in the fixed-satellite service operating below 15 GHz

ITU-R S.1806 SPANISH-2008 运行在15 GHz以下卫星固定业务中的假设参考数字通道的可用性目标

This Recommendation deals with availability objectives for hypothetical reference digital paths (HRDPs) in the fixed-satellite service operating below 15 GHz. It is based on the availability objectives specified in relevant ITU-T Recommendations and complements availability and performance objectives contained in relevant ITU-R Recommendations, as listed under References.

Availability objectives for hypothetical reference digital paths in the fixed-satellite service operating below 15 GHz

ITU-R S.1806-2008 运行在15 GHz以下卫星固定业务中的假设参考数字通道的可用性目标

This Recommendation deals with availability objectives for hypothetical reference digital paths (HRDPs) in the fixed-satellite service operating below 15 GHz. It is based on the availability objectives specified in relevant ITU-T Recommendations and complements availability and performance objectives contained in relevant ITU-R Recommendations, as listed under References.

Availability objectives for hypothetical reference digital paths in the fixed-satellite service operating below 15 GHz

YD/T 723.5-2007 通信电缆光缆用金属塑料复合带 第5部分：金属塑料复合箔

本部分规定了通信电缆光缆用金属塑料复合箔的型式、规格、要求、试验方法、检测规则，以及标志、包装、运输和贮存 本部分适用于通信电缆光缆用、信号电缆、控制电缆用金属塑料复合箔。通信电缆、信号电缆、控制电缆用金属箔也可参照使用

Laminated Metal Plastic Strip For Communication Cable and Optical Fibre Cable Part 5:Laminated Metal Plastic Foil

YD/T 723.4-2007 通信电缆光缆用金属塑料复合带.第4部分：铜塑复合带

YD/T 723-2007的本部分规定了通信电缆光缆用铜塑复合带的型式、规格、要求、试验方法、检验规则，以及标志、包装、运输和贮存 本部分适用于通信电缆光缆用铜塑复合带

Laminated Metal Plastic Strip For Communication Cable and Optical Fibre Cable Part 4:Laminated Copper Plastic Strip

YD/T 723.3-2007 通信电缆光缆用金属塑料复合带 第3部分：钢塑复合带

YD/T 723-2007的本部分规定了通信电缆光缆用钢塑复合带的型式、规格、要求、试验方法、检验规则，以及标志、包装、运输和贮存 本部分适用于通信电缆光缆用钢塑复合带。光纤复合架空地线光缆用不锈钢带也可参照使用

Laminated Metal Plastic Strip For Communication Cable and Optical Fibre Cable Part 3:Laminated Steel Plastic Strip

YD/T 723.2-2007 通信电缆光缆用金属塑料复合带 第2部分：铝塑复合带

YD/T 723-2007的本部分规定了通信电缆光缆用铝塑复合带的型式、规格、要求、试验方法、检验规则，以及标志、包装、运输和贮存 本部分适用于通信电缆光缆用铝塑复合带

Laminated Metal Plastic Strip for Communication Cable and Optical Fibre Cable Part 2:Laminated Aluminium Plastic Strip

YD/T 723.1-2007 通信电缆光缆用金属塑料复合带 第1部分：总则

YD/T 723-2007的本部分规定了通信电缆光缆用金属塑料复合带/箔的型式、规格、要求和试验方法。 本部分适用于通信电缆光缆用金属塑料复合带/箔

Laminated Metal Plastic Strip for Communication Cable and Optical Fibre Cable Part 1:General

YD/T 1120-2007 通信电缆 物理发泡聚乙烯绝缘皱纹铜管外导体漏泄同轴电缆

本标准规定了物理发泡聚乙烯绝缘皱纹铜管外导体漏泄同轴电缆的产品分类、要求、试验方法、检验规则、包装、标志、合格证、运输和储存。 本标准适用于结构形式为物理发泡聚乙烯绝缘、皱纹铜管外导体并在其上开槽的漏泄同轴电缆，其工作频率范围为100～2 500MHz

Communication Cable.Foamed Polyethylene Dielectric Corrugated Cpooer Tube Outer Conductor Leaky Coaxial Cable

YD/T 1667-2007 通信电缆——无线通信用50Ω泡沫聚乙烯绝缘光滑铜（铝）管外导体射频同轴电缆

本标准规定了无线通信用50Ω泡沫聚乙烯绝缘光滑铜(铝)管外导体射频同轴电缆的产品分类、要求、试验方法、检验规则、标志包装等要求。 本标准适用于工作频率为100MHz～3 000MHz的无线通信用50Ω泡沫聚乙烯绝缘光滑铜(铝)管外导体射频同轴电缆

Communication Cable.Foamed Polyethylene Dielectric,Smooth Copper-tube or Aluminum-tube Outer Conductor,50 Ohm Radio Frequency Coaxial Cable for Wireless communication

YD/T 814.4-2007 光缆接头盒 第4部分:微型光缆接头盒

本部分规定了微型光缆接头盒（以下简称接头盒）的术语和定义、分类和命名、要求、试验方法、检验规则以及标志、包装、运输和贮存。 本部分适用于通信用气吹微型光缆安装使用的光缆接头盒。

Closure for optical fibre cables Part 4: closure for microduct optical fibre cables

ITU-T T.38-2007 (已发布)通过IP网络进行实时3类传真通信的规程 研究组16

This Recommendation defines the procedures to be applied to allow Group 3 facsimile transmission between terminals where in addition to the PSTN or ISDN a portion of the transmission path used between terminals includes an IP network, e.g., the Internet.

Procedures for real-time Group 3 facsimile communication over IP networks Study Group 16

ITU-R QUESTION 273/4-2007 支持民用航空通信系统现代化和电信系统并以现有的和计划的卫星网络将其扩展到边远和发展地区

The ITU Radiocommunication Assembly considering a)that there is a need to study current satellite frequency allocations that could meet aeronautical requirements to support the modernization of civil aviation telecommunication systems;b)that there is a need, particularly in some developing countries, to meet the evolving requirements of modern civil aviation.

Support of the modernization of civil aviation telecommunication systems and the extension of telecommunication systems to remote and developing regions with current and planned satellite networks

ITU-T Q.50 NOTE FRENCH-2006 电路倍增设备(CME)和国际交换中心(ISC)之间的信令.11号研究组

ITU-T Recommendation Q.50 (07/2001), Signalling between Circuit Multiplication Equipment (CME) and International Switching Centres (ISC) In clause B.2 "Physical level of interface", correct the third paragraph as follows: Since the connected ISC has only 2 Mbit/s interfaces, Time Slot (TS) 16 of these 2 Mbit/s PCM-systems is used in the manner described in 3.3.3.2.25.1.3.2.2/G.704. (In principle, any other physical interface with 2 × 2 bits is suitable for the forward and backward directions.)

Signalling between Circuit Multiplication Equipment (CME) and International Switching Centres (ISC)

ITU-T Q.50 NOTE SPANISH-2006 电路倍增设备(CME)和国际交换中心(ISC)之间的信令

ITU-T Recommendation Q.50 (07/2001), Signalling between Circuit Multiplication Equipment (CME) and International Switching Centres (ISC) In clause B.2 "Physical level of interface", correct the third paragraph as follows: Since the connected ISC has only 2 Mbit/s interfaces, Time Slot (TS) 16 of these 2 Mbit/s PCM-systems is used in the manner described in 3.3.3.2.25.1.3.2.2/G.704. (In principle, any other physical interface with 2 × 2 bits is suitable for the forward and backward directions.)

Signalling between Circuit Multiplication Equipment (CME) and International Switching Centres (ISC)

YD/T 1480-2006 基于软交换的应用服务器测试方法

本标准规定了应用服务器功能性能、接口协议、硬件和软件、操作维护管理等相关的测试要求。 本标准适用于软交换网络中由运营商提供、维护和管理的应用服务器设备。

Test methods of application server based on softswitch

TIA-873.004-1[E]-2006 CDMA2000扩频系统的IP网－基于SIP和SDP进程3的IP多媒体呼叫控制协议

TIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in s

IP Multimedia Call Control Protocol Based on SIP and SDP ?Stage 3 Addendum to TIA-873.004

TIA-873.003-1[E]-2006 CDMA2000扩频系统的IP网－IP多媒体子系统－IP多媒体呼叫模式－进程2

All-IP Core Network Multimedia Domain IP Multimedia Subsystem ?IP Multimedia Call Model; Stage 2 Addendum to TIA-873.003

All-IP Core Network Multimedia Domain IP Multimedia Subsystem ?IP Multimedia Call Model; Stage 2 Addendum to TIA-873.003

TIA-1039-2006 IP QoS支持的QoS信令

TIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in e

QoS Signaling for IP QoS Support