Tomorrow’s Tech Treepowered by Astra

Communications · Recorded milestone

4G LTE

Recorded year2009

All-IP mobile broadband makes video streaming and apps work on the go.

Explore this milestone on the interactive map

Built on

Fast Fourier transformRecorded · 1965enables
Low-loss optical fibreRecorded · 1970requires
TCP/IPRecorded · 1974requires
2G digital mobile & SMSRecorded · 1991enables

Led to

Algorithmic short-video feedRecorded · 2016enables
Sidewalk delivery robotsRecorded · 2018enables
5GRecorded · 2019enables
Remote school at global scaleRecorded · 2020enables
Robot avatar sightseeingRecorded · 2020enables

Sources & evidence

Additional source

Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.