A Review Of How 5G is Driving the Evolution of Smart Cities through IoT
2G-Digital Networks The 2nd-generation (2G) wi-fi networks have been introduced from the early 1990 s and have been according to electronic criteria in place of analog. 2G electronic networks enabled speedy phone-to-community signaling and served the appearance of prepaid mobile phones. In addition, 2G produced SMS text messaging possible at first