1973 | First handheld cellular mobile phone |
1980s | 1G: first generation of mobile telecommunications standards |
1991 | 2G - GSM (Global System for Mobile Communications) - followed by 2.5G, 2.75G and 2.875G |
2001 | 3G - UMTS (Universal Mobile Telecommunications System) |
4G - LTE (Long Term Advanced) | |
5G |