10-02-2012, 11:40 AM
MOBILE COMMUNICATION 3G CDMA
ABSTRACT
Cellular technology
Developed by Quamcomm
Originally known as IS-95
Competes with GSM
CDMAONE,CDMA2000
Variants 1XEV,1XEV-DO,MC3X
INTRODUCTION
What is CDMA
Multiple Access Comparison
FDMA - Frequency Division Multiple Access
TDMA - Time Division Multiple Access
CDMA - Code Division Multiple Access
BENEFITS Of CDMA
Cdma capacity increases
Improved call quality
Simplified system planning
Enhanced privacy
Improved coverage
Increase portable talk time
Bandwidth on demand