3GPP - 3rd Generation Partnership Project
1. Cellular Standards (2G/3G/LTE/LTE-Advanced/5G-NR) Overview of cellular network generations and their evolution from basic voice services to advanced data-driven networks. 2. 2G (GSM) and EDGE Technology GSM: Introduction of digital voice services. EDGE (Enhanced Data Rates for GSM Evolution): Enhancement of GSM, providing basic data services (sometimes referred to as "2.5G"). 3. 3G (UMTS) and WCDMA Technology UMTS (Universal Mobile Telecommunications System): Introduction of mobile broadband. WCDMA (Wideband Code Division Multiple Access): The radio access technology used in 3G networks, enabling multiple users to share the same frequency band. 4. HSPA (High-Speed Packet Access) Technology Enhancement of WCDMA, providing higher data speeds with HSDPA (Downlink) and HSUPA (Uplink). 5. LTE (4G) Technology LTE Overview: Introduction of high-speed, all-IP networks, improving on the data rates and latency offered by 3G. LTE-Advanced: Enhancements such as carrier aggregation f...