16-09-2014, 03:54 PM
Global System for Mobile
Communications
[attachment=68021]
Background & History
• The development of GSM started in early
1980’s for Europe's Mobile infrastructure.
• The first was to establish a team with the
title "Group Special Mobile" (hence the
term "GSM", which today stands for Global
System for Mobile Communications) to
develop a set of common standards.
Cellular Mobile Systems
• 1986 - A decision was reached to
implement a digital transmission system.
• Three Phases of the GSM Standard
GSM Phase1 Completed in 1990
GSM Phase2 Completed in 1994
GSM Phase2+ Being Standardized
Future Outlook
• With the success of GSM and to meet the
demanding requirements of the subscribers,
GPRS, HSCSD and EDGE has been introduced
which offer high data rates for the transmission.
• 3rd Generation (3G) systems will soon be
introduced all over the world and attract large
number of subscribers.
• UMTS promises to provide voice, data and
multimedia at data rates up to 2Mbps.
Communications
[attachment=68021]
Background & History
• The development of GSM started in early
1980’s for Europe's Mobile infrastructure.
• The first was to establish a team with the
title "Group Special Mobile" (hence the
term "GSM", which today stands for Global
System for Mobile Communications) to
develop a set of common standards.
Cellular Mobile Systems
• 1986 - A decision was reached to
implement a digital transmission system.
• Three Phases of the GSM Standard
GSM Phase1 Completed in 1990
GSM Phase2 Completed in 1994
GSM Phase2+ Being Standardized
Future Outlook
• With the success of GSM and to meet the
demanding requirements of the subscribers,
GPRS, HSCSD and EDGE has been introduced
which offer high data rates for the transmission.
• 3rd Generation (3G) systems will soon be
introduced all over the world and attract large
number of subscribers.
• UMTS promises to provide voice, data and
multimedia at data rates up to 2Mbps.