1887

Browse by: "PRE-2010"

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  • 06 Jul 2006
  • International Telecommunication Union
  • Pages: 56
A great deal of research has been done on earthing problems in connection with telecommunications and several technical papers have been published as a result. Although opinions and practices differ, there is also a large measure of unanimity on...
  • 08 Jun 2006
  • International Telecommunication Union
  • Pages: 161
The International Telecommunication Union’s Development Bureau mandate is to assist developing countries to acquire the knowledge and develop the founding blocks for an information society. One of these founding blocks is cybersecurity. In order to...
Volume IV consists of “Inducing currents and voltages in electrified railway systems” describes traction systems using d.c. and a.c. at various frequencies (16 2/3 Hz, 50 Hz, 60 Hz, etc.) in normal operation and under fault conditions.
This volume describes the danger to telecommunication system workers, users and equipment as well as the interference to transmission of information that may occur as a result of the proximity of telecommunication system installations to electric...
The present document contains, for each frequency band as a function of the effective radiated power, the effective transmitting antenna height (h) and the nature of the path under consideration, the limiting distances to be taken into account in the...
  • 13 Apr 2006
  • International Telecommunication Union
  • Pages: 227
This publication contains the complete text of the Council's Resolutions and Decisions. It also contains three appendices (numerical list of all Resolutions adopted by the Council since its creation, numerical list of all Decisions adopted by the...
“Volume VII concerns the protective measures and safety precautions” and describes methods which are commonly used to ensure satisfactory working and operating conditions.
The Directives provide a comprehensive description of electromagnetic effects due to the close proximity of telecommunication lines to power and electrified railway systems. Such effects may result in danger to personnel, damage to telecommunication...
The present report concerns “the Design, construction and operational principles of telecommunication, power and electrified railway facilities” describes these systems and shows why conditions for their mutual coexistence must be established.
  • 14 Mar 2006
  • International Telecommunication Union
  • Pages: 126
This report is the Regional Agreement for the Medium Frequency Broadcasting Service in Region 2. It states the sovereign right of each country to regulate within its territory the broadcasting service in the medium frequency band and to reach special...
The purpose of the Land Mobile Handbook is to assist in the decision-making process involving planning, engineering and deployment of land mobile systems, especially in the developing countries. It should also provide adequate information to assist...
  • 31 Jan 2006
  • International Telecommunication Union
  • Pages: 209
This publication is the seventh in the series of “ITU Internet Reports”, originally launched in 1997. It looks at the next step in “always on” communications, in which new ubiquitous technologies (such as radio-frequency identification and sensors)...
  • 26 Jan 2006
  • International Telecommunication Union
  • Pages: 470
This report looks at efforts by stakeholders at the local, national and international level to bridge the digital divide. It reviews the role of new technologies, multi-stakeholder partnerships and ICT indices in reducing the gap, taking an in-depth...
  • 24 Jan 2006
  • International Telecommunication Union
  • Pages: 90
This Handbook provides general information about the amateur and amateur-satellite services. It also includes a compendium of existing ITU texts of relevance to the amateur and amateur-satellite services. This Handbook is intended to present, in one...
  • 06 Jan 2006
  • International Telecommunication Union
  • Pages: 98
This report is on the theoretical and practical aspects of the significant market power in telecommunications. It is part of a series of ITU telecommunication studies analyzing economic aspects of telecommunications and carried out by ITU/BDT's...
  • 14 Dec 2005
  • International Telecommunication Union
  • Pages: 82
This publication contains ITU's authoritative World Telecommunication Indicators for year-end 2003 and some 2004 data for selected indicators.These statistics monitor the main indicators of telephone network growth, mobile communications, pricing,...
“Volume III concernes “the capacitive, inductive and conductive coupling: physical theory and calculation methods” gives an account of the physical laws governing the relevant phenomena together with mathematical models, and introduces a precise...
Volume IX concerns the testing methods and measuring apparatus” describes the methods and apparatus used to determine parameters required for coupling calculations, and to verify the satisfactory operation of protective measures. In addition it deals...
The Directives provide a comprehensive description of electromagnetic effects due to the close proximity of telecommunication lines to power and electrified railway systems. Such effects may result in danger to personnel, damage to telecommunication...
  • 10 Nov 2005
  • International Telecommunication Union
  • Pages: 80
The WSIS Stocktaking is intended to fulfil the dual purpose of providing an inventory of activities undertaken by governments and all stakeholders in implementing the Geneva decisions (WSIS Declaration of Principles and Plan of Action) and of taking...
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