HSPA

4G or Not 4G: A Guide to Cut Through All the “Fast” Talk

Walt Mossberg in Personal Technology on March 27 at 6:07 pm PT

Walt cuts through all the confusion about 4G data networks.

New iPad a Hotspot Now for Verizon, Not So Much With AT&T

Ina Fried in Mobile on March 16 at 11:26 am PT

AT&T says it is still working on the capability, which lets the iPad serve as an Internet connection for a laptop or other Wi-Fi device.

No Matter How You Define 4G, Most U.S. Smartphones Still Aren’t Running on It

Ina Fried in Mobile on March 13 at 9:40 am PT

Only a third of the smartphones sold in the U.S. supported any of the carriers’ faster networks, though that’s up from 6 percent in 2010.

Verizon, AT&T Get to Duke It Out Over 4G iPad; Sprint, T-Mobile Stuck on Sidelines

Ina Fried in Mobile on March 7 at 2:12 pm PT

AT&T and Verizon will each sell LTE-capable versions of the new iPad, but buyers will have to decide between the two at purchase.

AT&T Eases Grip, Introduces Kinder, Gentler Throttling

John Paczkowski in Mobile on March 1 at 1:54 pm PT

AT&T modifies its throttling threshold for unlimited data subscribers.

AT&T Lights Up LTE in 11 More Cities, Including L.A., N.Y. and San Francisco

Ina Fried in Mobile on January 5 at 10:19 am PT

Ma Bell added a bunch more major cities to its fledgling service. It still trails Verizon, but is in a solid No. 2 spot in the LTE race, with Sprint not beginning service until later this year.

AT&T’s LTE Network Isn’t Quite Running Yet, but Devices Go on Sale Sunday

Ina Fried in Mobile on August 16, 2011 at 10:48 am PT

The carrier plans to launch the faster network later this summer, but will start selling devices capable of running on both LTE and the HSPA+ network that AT&T has already started deploying.

You Can Now Buy an Unlocked iPhone 4 (Though You Might Want to Think Twice)

Ina Fried in Mobile on June 14, 2011 at 4:42 am PT

For those who really want an iPhone 4 to run on T-Mobile, there is now an official method for doing so, though the phone can only run on an older, slower data network. The biggest use for the pricey, unlocked version of the phone is likely to be for frequent international travellers that wan’t the ability to easily pop in a new SIM card, rather than pay AT&T’s high international roaming and data rates.

AT&T Announces Its First Five LTE Markets (Sorry, San Francisco and New York)

Ina Fried in Mobile on May 25, 2011 at 8:29 am PT

The carrier said it will light up high-speed mobile networks in Dallas, Houston, Chicago, Atlanta and San Antonio this summer, with at least 10 more markets coming in the second half of the year.