07-02-2013, 02:12 PM
GSM vs CDMA
GSM vs CDMA.ppt (Size: 514 KB / Downloads: 50)
PROS AND CONS
GSM CDMA
USES SIM CARD CDMA PHONES ARE NOT CARD ENABLED
OFFER INTERNATIONAL ROAMING CANNOT OFFER INTERNATIONAL
ROAMING
EASILY CLONNABLE HIGHLY SECURE
EXTENDED BATTERY LIFE LOWER BATTERY LIFE
OPERATES IN 900 OR 1800 MHz BANDS OPERATES IN 450 MHZ BANDS
FIXED COVERAGE AREA(35KM) GREATER COVERAGE AREA
HARD HANDOFF SOFT HANDOFF
LIMITED CHANNEL CAPACITY HIGH SPECTRAL EFFICIENCY
HIGHER RADIATION IN GSM LOWER EFFECT OF RADIATION
[b]SERVICES AND FEATURES[/b]
SHORT MESSAGE SERVICE
MULTIMEDIA MESSAGE SERVICE
FASCIMILE (FOR RECEIVING FAX ON MOBILE STATION)
WAP(WIRELESS APPLICATION PROTOCOL)
HIGH SPEED INTERNET ACCESS
RANGING AND ANTI JAMMING IN MILITARY APPLICATIONS
SUPPLEMENTARY SERVICES
CDMA IS RECOMMENDED IF YOU
WORK MORE ON DATA COMMUNICATION
MOBILISED ONLY IN CERTAIN REGION UNDER YOUR SERVICE PROVIDER’S COVERAGE AREA
PREFER TO HAVE BETTER SECURITY
CONCLUSION
GSM AND CDMA ARE BOTH FRONTIER TECHNOLOGIES HAVING SOME ADVANTAGES AND DISADVANTAGES.
IT DEPENDS UPON THE SUBSCRIBER’S CHOICE WHICH TECHNOLOGY BEST SUITES THEIR NEEDS