Although wireless standards like 3G, 4G, and 5G are mostly associated with mobile internet, they also include a phone (voice) component. Up till 4G this was done using traditional circuit-switched ...

Networks have used four generations of technology: 2G, 3G, 4G and the latest, 5G. Second-generation technology was rolled out during the early 1990s, followed by third-generation technology in 2003.