Mobile system from where to where
Jalal Jamal Hamad Ameen
jalal.jamal@cihanuniversity.edu.iq
Abstract- Mobile Communication system started from first generation (1G) which was analogue and the modulation was FM, because of low security motivated the researchers to design second generation (2G) mobile system called GSM system, the need for internet 2.5G has been designed, then for higher data rate 3G ( UMTS) has been designed, the need for higher data rate fourth generation (4G) evolved and designed starting from LTE, LTE advanced, then 4G, fifth generation nowadays under study to reach the data rate about 15Gbps.
Keywords- 1G, 2G, 3G, 4G, UMTS, LTE, Data Rate
Date: 06/11/2017
Place: Department of Communication and Computer Engineering