Digital mobile networks are the 2G, 3G, 4G and 5G networks that exist today and use technologies like GSM, UMTS, IS-95, CDMA2000, LTE and NR. Analog mobile networks are the first-generation (1G) networks that are now obsolete and were based on FDMA. Digital mobile networks use TDMA, CDMA and OFDMA.17 Kas 2019