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

Why self-service is reshaping fleet management for modern businesses

Fleet management today is constrained by fragmented systems and heavy administrative demands. A lot of the work still relies on booking vehicles and...

Fraud Prevention and security crucial as identity crime hits record highs in Australia

In a radically transformed risk landscape where the scale and speed of financial fraud have reached unprecedented levels, Australian businesses ar...

Sectorial ATO Tax Debt Disclosures Rise, Overall Business Credit Demand Flattens and High-Risk SME 'Credit Shopping' hits 8-month peak

Q1 2026 Equifax Business Market Pulse shows low-risk borrowers consolidate demand enquiries while sub-prime entities accelerate shopping activity ...

SME support in Federal Budget falls short of easing business pressures

“The Federal Budget delivered several measures aimed at supporting small businesses, including making the instant asset write-off permanent, exten...

Bunji dog treats to hit Ritchies shelves

Cooee Native Superfoods’ Bunji range of dog kibble and treats is rolling out across Ritchies Supermarkets now, with stock already on shelves in se...

Pre-Budget Expectations

“Australian corporates and SMBs are under pressure. Competition from global players is intensifying, margins are under strain, and technology adop...