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  2. Telecommunications in Ethiopia - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in_Ethiopia

    Telecommunications in Ethiopia is a monopoly in the control of Ethio telecom, formerly the Ethiopian Telecommunications Corporation (ETC). As of 2012, 20.524 million cellular phones and 797,500 main line phones were in use.

  3. List of telecommunications regulatory bodies - Wikipedia

    en.wikipedia.org/wiki/List_of_telecommunications...

    Botswana Communications Regulatory Authority Brazil: Agencia Nacional de Telecomunicacoes Ministério da Ciência, Tecnologia, Inovações e Comunicações Brunei: Authority for Info-communications Technology Industry Bosnia and Herzegovina: Communications Regulatory Agency of Bosnia-Herzegovina Bulgaria

  4. UMTS Terrestrial Radio Access Network - Wikipedia

    en.wikipedia.org/wiki/UMTS_Terrestrial_Radio...

    UMTS Terrestrial Radio Access Network (UTRAN) is a collective term for the network and equipment that connects mobile handsets to the public telephone network or the Internet. It contains the base stations, which are called Node B 's and Radio Network Controllers (RNCs) [ 1 ] which make up the Universal Mobile Telecommunications System (UMTS ...

  5. List of LTE networks in Africa - Wikipedia

    en.wikipedia.org/wiki/List_of_LTE_networks_in_Africa

    For technical details on LTE and a list of its designated operating frequencies, bands, and roaming possibilities, see LTE frequency bands. Bands 33 to 44 are assigned to TDD-LTE . Note : This list of network deployments does not imply any widespread deployment or national coverage.

  6. Ethiopian Telecommunication Agency - Wikipedia

    en.wikipedia.org/wiki/Ethiopian...

    The Ethiopian Communications Authority (Amharic: የኢትዮጵያ ኮምኒኬሽን ባለስልጣን, ECA) is the part of the Ethiopian government which regulates the telecommunications and postal sectors of Ethiopia. Its primary objective is to promote the development of high quality, efficient, reliable and affordable communications ...

  7. Spectrum management - Wikipedia

    en.wikipedia.org/wiki/Spectrum_management

    Spectrum management is a growing problem due to the growing number of spectrum uses. [6] Uses include: over-the-air broadcasting, (which started in 1920); government and research uses (which include defense, public safety—maritime, air, police—resource management, transport, and radio astronomy); commercial services to the public (including voice, data, home networking); and industrial ...

  8. Frequency allocation - Wikipedia

    en.wikipedia.org/wiki/Frequency_allocation

    US frequency allocations chart, 2016. Frequency allocation (or spectrum allocation) is the part of spectrum management dealing with the designation and regulation of the electromagnetic spectrum into frequency bands, normally done by governments in most countries. [1]

  9. RF planning - Wikipedia

    en.wikipedia.org/wiki/RF_Planning

    In the context of mobile radio communication systems, RF planning is the process of assigning frequencies, transmitter locations and parameters to a wireless communications system to evaluate coverage and capacity. Coverage is the distance at which the RF signal has sufficient strength to sustain a call/data session.