Here’s a potentially noteworthy development in the patent litigation-riddled mobile device market. The patent is …

LAS VEGAS–MetroPCS leaped ahead two of its larger rivals today when it announced that it would introduce 4G LTE networks in the second half of this year. The network, which will come first to Las Vegas, will run on a Samsung-powered infrastructure. Sammy also will provide Metro PCS’s first LTE phone, the SCH-r900. Samsung didn’t reveal any details about the …

LAS VEGAS–It’s been a long time since we’ve seen a handheld device from Dell (moment of silence for the Dell Axim PDAs please), so you could say we were pretty anxious to check out the Dell Aero in person. The Aero is Dell’s first U.S. smartphone and AT&T’s second Android device (after the Motorola Backflip) that will be available in …