enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. GSM - Wikipedia

    en.wikipedia.org/wiki/GSM

    Thomas Haug (first GSM president) and Philippe Dupuis (second GSM president) during a GSM meeting in Belgium, April 1992. In 1983, work began to develop a European standard for digital cellular voice telecommunications when the European Conference of Postal and Telecommunications Administrations (CEPT) set up the Groupe Spécial Mobile (GSM) committee and later provided a permanent technical ...

  3. GSM frequency bands - Wikipedia

    en.wikipedia.org/wiki/GSM_frequency_bands

    GSM-1900 and GSM-850 are used in most of North, South and Central America (ITU-Region 2). In North America, GSM operates on the primary mobile communication bands 850 MHz and 1900 MHz. In Canada , GSM-1900 is the primary band used in urban areas with 850 as a backup, and GSM-850 being the primary rural band.

  4. GSMA - Wikipedia

    en.wikipedia.org/wiki/GSMA

    The GSM Association (commonly referred to as 'the GSMA' or Global System for Mobile Communications, originally Groupe Spécial Mobile) is a non-profit [1] industry organisation that represents the interests of mobile network operators worldwide. More than 750 mobile operators are full GSMA members and a further 400 companies in the broader ...

  5. GSM services - Wikipedia

    en.wikipedia.org/wiki/GSM_services

    The GSM standards are defined by the 3GPP collaboration and implemented in hardware and software by equipment manufacturers and mobile phone operators. The common standard makes it possible to use the same phones with different companies' services, or even roam into different countries. GSM is the world's predominant mobile phone standard.

  6. GSM procedures - Wikipedia

    en.wikipedia.org/wiki/GSM_procedures

    GSM procedures are sets of steps performed by the GSM network and devices on it in order for the network to function.GSM (Global System for Mobile Communications) is a set of standards for cell phone networks established by the European Telecommunications Standards Institute and first used in 1991.

  7. Category:GSM standard - Wikipedia

    en.wikipedia.org/wiki/Category:GSM_standard

    GSM is a standard for mobile phones.The ubiquity of the GSM standard makes international roaming very common with "roaming agreements" between operators. GSM differs significantly from its predecessors, in that both signalling and speech channels are digital, which means that it is seen as a second generation mobile phone system.

  8. Network switching subsystem - Wikipedia

    en.wikipedia.org/wiki/Network_switching_subsystem

    In the GSM mobile phone system, in contrast with earlier analogue services, fax and data information is sent digitally encoded directly to the MSC. Only at the MSC is this re-coded into an "analogue" signal (although actually this will almost certainly mean sound is encoded digitally as a pulse-code modulation (PCM) signal in a 64-kbit/s ...

  9. 2G - Wikipedia

    en.wikipedia.org/wiki/2G

    2G, or second-generation cellular network technology, marks the transition from analog to digital communication in mobile networks. Defined by the European Telecommunications Standards Institute (ETSI) under the GSM standard, which became the first globally adopted framework for mobile communications, 2G was first commercially launched in 1991 by Radiolinja (now part of Elisa Oyj) in Finland. [1]