Carriers

The latest news about mobile carriers - AT&T, Sprint, T-Mobile, Verizon, and more news, analysis, how-to, opinion and video. | CIO

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4G vs LTE: What's the difference?

Tech jargon is confusing at the best of times, but 4G is a real minefield. We explain the differences between 4G and LTE to help you understand.

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5G wireless behind AT&T, Verizon’s big buys

5G wireless technology, despite some fairly breathless hype, is still in the embryonic stages of development, but the pace is quickening. The major U.S. carriers are racing to buy up critical spectrum that will be necessary for the...

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Comcast takes another crack at being a mobile provider with new Xfinity Mobile service

Cable giant Comcast is rolling out a new wireless service that looks to tap into its wide array of Wi-Fi hotspots and use Verizon's network to fill in the gaps.

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Verizon to launch wireless Cat M1 network nationwide to juice IoT

Verizon will launch a nationwide wireless network designed to help developers, businesses, utilities and municipalities deploy secure internet-of-things devices at lower cost.

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FCC votes to let phone companies stop robocallers

The Federal Communications Commission approves new rules that will finally make it harder for robocallers to harass you.

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How to choose a prepaid mobile data plan

Pre-paid data SIM cards are a great way to get 4G LTE data on a device without paying for a long-term contract. Here are seven options if you're looking for a contract-free, pre-paid SIM card for your unlocked smartphone or tablet.

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Vodafone prepares an LTE moon shot

Thanks to Vodafone, the Taurus-Littrow Valley will get its first mobile phone base station next year.

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L.A. and NYC still rank behind smaller cities in wireless performance

The two biggest cities in the U.S. continue to rank well below many smaller U.S. cities in overall wireless performance, according to RootMetrics.

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Pricing and availability announced for the G6, but carriers make it unnecessarily confusing

LG's G6 will either cost $650, $672, or $720, depending on which carrier you choose, and you may get it on March 30 or April 7. But there is a free Google Home in it for early buyers.

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Samsung is finally moving to monthly updates for unlocked Galaxy phones

In an email, Samsung confirms that it will be switching to a monthly update cycle for unlocked Galaxy phones.

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The big CBRS promise: private enterprise LTE wireless networks

If you can get past that unappealing acronym, you just might find that CBRS (Citizens Broadband Radio Service) is worth paying attention to as a serious wireless network alternative for enterprises in the not-too-distant future.

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Is Sprint about to disappear?

SoftBank wants to merge Sprint with T-Mobile or Comcast. Here’s why that’s a terrible idea.

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SK Telecom pushes for interoperable quantum crypto systems

SK Telecom and Nokia have developed a prototype quantum cryptography system that combines the South Korean company's quantum key server with an encryption device from Nokia.

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Facebook's Telecom Infra Project is a year old

Facebook's Telecom Infra Project is already pulling in a significant proportion of the world's telecommunications industry, just a year after it launched with the goal of dramatically cutting the cost of building networks needed to...

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Verizon and Cisco team to bring 5G network pilot program to the masses

The 5G hype from the World Mobile Congress started early as Verizon said it would roll out pilot 5G network services on the back of Cisco communications gear. Verizon said its 5G pilot will be one of the world’s largest and will...

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Verizon scores a decisive win in wireless shootout

RootMetrics testing shows that Verizon still offers more speed and reliability than its three major rivals.

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Freebies from Reliance Jio hasten Indian mobile consolidation

India’s largest operator, Bharti Airtel, is to acquire the Indian mobile business of Norwegian carrier Telenor, in an apparent move to counter the impact of disruptive pricing by new entrant Reliance Jio Infocomm.

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Verizon ranks tops in wireless coverage and reliability by RootMetrics

Verizon benefited from its LTE-Advanced service started in summer of 2016, which provided a significant boost to Verizon's download speeds, RootMetrics said in its report.

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