62,734
edits
Changes
no edit summary
|-
| 1990 || Technology || The old [[w:Advanced Mobile Phone System|AMPS]] networks are replaced by {{w|Digital AMPS}} (D-AMPS).<ref name="History of Mobile Cell Phones | The First Cell Phone To Present Time"/> ||
|-
| 1990 || Expansion || There are 12.5 millions subscriptions to mobile telephony worldwide.<ref name="L’Histoire du Wi-Fi">{{cite web |title=L’Histoire du Wi-Fi |url=https://www.ucopia.com/fr/actualites/lhistoire-du-wi-fi/ |website=ucopia.com |accessdate=30 May 2018}}</ref> ||
|-
| 1991 || Technology || Second-generation ({{w|2G}}) cellular telecom networks are commercially launched on the {{w|GSM}} standard in {{w|Finland}} by {{w|Radiolinja}} (now part of {{w|Elisa Oyj}}).<ref name="Radiolinja's History">{{cite web|url=http://www.elisa.com/english/index.cfm?t=6&o=6532.50 |title=Radiolinja's History |date=20 April 2004 |accessdate=23 December 2009 |deadurl=yes |archiveurl=https://web.archive.org/web/20061023212724/http://www.elisa.com/english/index.cfm?t=6 |archivedate=23 October 2006 }}</ref> The first wireless Internet access becomes available as part of this generation.<ref name="Tunable RF Components and Circuits: Applications in Mobile Handsets"/>. Developed to serve voice communication, {{w|2G}} is first digital transmission system in mobile communication in history.<ref name="Wireless communications first-to-second-generation-1g-to-2g"/> Also, the first GSM call is made by the Finnish prime minister in the country.<ref name="Introduction to the History of Computing: A Computing History Primer"/> || {{w|Finland}}
