Full 2G, 3G, 4G, 5G courses at [ Ссылка ]
This video covers difference between 2G vs 3G, starting and ending, frequency range, data uses .
2G Technology
Second Generation Mobile Network
Year - 1993
Location - Finland
Technology - IS-95 , GSM
Multiple Access Technique - TDMA , CDMA
3G Technology
Third Generation Mobile Network
Year - 2001
Location - Japan
Technology - IMT-2000 , WCDMA
Multiple Access Technique - Wideband CDMA
#2g #gsm #3g #wcdma #difference #telcomaglobal
