Seminar Topics & Project Ideas On Computer Science Electronics Electrical Mechanical Engineering Civil MBA Medicine Nursing Science Physics Mathematics Chemistry ppt pdf doc presentation downloads and Abstract

GSM vs CDMA

[attachment=50011]


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