1G – The first analog cell phones enter the world.
2G – New features like SMS and voicemail come to mobile handsets.
3G – Higher data transfer rates enable mobile web browsing, image sharing, and GPS location-tracking.
4G – Broadband delivers deep web functionality to our smartphones.
5G – Connected cars, smart communities, industrial IoT, immersive education, and much more.
5G brings three important innovations:
· bigger channels (to speed up data),
· lower latency (to be more responsive),
· the ability to connect a lot more devices at once (for sensors and smart devices).
5G has already been deployed in 50 cities in the United States.