is short for second-generation cellular network. After 2G was launched, the previous mobile wireless network systems were retroactively dubbed 1G. While radio signals on 1G networks are analog, radio signals on 2G networks are digital. Both systems use digital signaling to connect the radio towers (which listen to the devices) to the rest of the mobile system.
This WikiMD article 2G is a stub. If you are familiar with the topic 2G, you can help us. Paid editors welcome!
2G is part of WikiMD's free ^articles!
^2G (article) is provided for informational purposes only. No expressed or implied warranties as to the validity of content.
Templates etc. when imported from Wikipedia, are licensed under CC BY-SA 3.0. See full disclaimers.