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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...

Customer Service Is Becoming Part of the Small Business Sales and Marketing Engine

For Customer Service Week, 5-9 October, Thryv is urging small businesses to look beyond generating  enquiries and examine what happens after a custome...

Gift Cards as the gateway to agentic payments

Prepaid and stored value gives consumers the trust and control to try AI shopping agents By Blackhawk Network VP Head of ANZ Kieran Nolan For deca...

Why Data Accumulation Without Governance Undermines Sustainability Goals

In July 2026, Group 2 entities, the second cohort of Australian businesses, began their first reporting period under the mandatory climate disclosur...

Permanent $20,000 Instant Asset Write-Off Gives Small Businesses Greater Planning Certainty

The Federal Government’s decision to permanently legislate the $20,000 instant asset write-off will give eligible small businesses greater certainty...

Selling a Small Business in Australia: Understanding the Capital Gains Tax Concessions

For many Australian business owners, selling a business represents the reward for years—sometimes decades—of hard work. Unlike employees who may bu...

Australian businesses lean into global strategic partnerships (GCCs) for next wave of outsourcing

The Australian corporate landscape is undergoing a fundamental transformation in how it sources talent and innovation. While businesses have traditi...