How Does GSM Work?

Answer

Originally, the acronym GSM stood for Groupe Spacial Mobile, a group formed by the Conference of European Posts and Telegraphs (CEPT) in 1982 to research the merits of a European standard for mobile telecommunications. Using TDMA, a narrow band that is 30 kHz wide and 6.7 milliseconds long is split time-wise into three time slots.
Q&A Related to "How Does GSM Work"
GSM stands for global system for mobile communications and is the world wide, industry standard for mobile phones. It is estimated that 80% or more of the worlds cell phone providers
http://answers.ask.com/Business/Telecommunications...
GSM networks around the world operate on four different bands. These bands include 850Mhz, 900Mhz, 1,800Mhz and 1,900Mhz networks. In the United States the 850Mhz band is operated
http://www.ehow.com/about_6427305_gsm-wireless_.ht...
GSM is a technology which is the leading cell phone standard all over the world. In 1982 it was recognized as a standard for digital wireless communications and was first adopted
http://wiki.answers.com/Q/What_is_GSM
1 Determine if your phone requires a Subscriber Identity Module (SIM) card. A SIM card is a small, removable card or chip that contains your mobile account information and is interchangeable
http://www.wikihow.com/Check-Cdma-or-Gsm
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