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The Conversation USA

What is 3G and why is it being shut down? An electrical engineer explains

  • Written by Mai Vu, Associate Professor of Electrical and Computer Engineering, Tufts University
imageThe sun is setting on 3G networks.Ted/Flickr, CC BY-NC

On Feb. 22, 2022, AT&T is scheduled to turn off its 3G cellular network. T-Mobile is scheduled to turn its off on July 1, 2022, and Verizon is slated to follow suit on Dec. 31, 2022.

The vast majority of cellphones in service operate on 4G/LTE networks, and the world has begun the transition...

Read more: What is 3G and why is it being shut down? An electrical engineer explains

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