— Migration From GSM Network To GPRS is Global System for Mobile (GSM) is a second generation
cellular standard developed to cater voice services and data delivery using
digital modulation.
—
—Developed by Group Spéciale Mobile (founded
1982) which was an initiative of CEPT
( Conference of European Post and Telecommunication )
—Aim : to replace the incompatible analog system
—Presently the responsibility of GSM standardization
resides with special mobile group under ETSI ( European telecommunication
Standards Institute )
•Full set of
specifications phase-I became available in 1990
—Under ETSI, GSM is named as “ Global System for Mobile communication “
—Today many providers all over the world use GSM (more
than 135
— Countries in Asia, Africa, Europe, Australia, America)
—More than 1300 million subscribers in world and 45 million subscriber in India.
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