• Mobile World Congress sneak peek: Quad-core smartphones, Ice Cream Sandwich & more

  It might be hard to imagine there will be that much more for makers of smartphones, tablets and other wireless offerings to reveal at Mobile World Congress at the end of this month after the deluge of products that debuted at the Consumer Electronics Show to kick off 2012. But Sony, HTC and others have gotten wireless watchers in a frenzy already by issuing MWC event invitations and stirring speculation about Android 4.0, Windows Phone and quad-core devices.

• Androids don't age well compared to iPhones

  Apple's iPhone is a better investment than any other smartphone because it has a higher resale value than an Android device, and it's also less expensive to own. That's according to a study from Priceonomics.

• iPad 3 back cover images emerge, indicate changes

  Images of what is claimed to be the back cover of a third-generation iPad have been posted online.

• No quad-core processor for iPad 3, report claims

  The iPad 3 won't have a quad-core A6 processor as some have been predicting, it has been claimed.

• iOS 5.1 'to launch 9 March'

  Updated operator profiles issued by Apple recently contain a clue as to the release date of iOS 5.1, it has been claimed.

• How to create custom notification tones in iOS 5

  Apple's latest iOS 5 operating system for iPhone, iPad and iPod touch devices went live last week and one of its new features is custom notification tones.

• Smartphone security: Keep your handset safe

  Once upon a time, a phone was just a phone: It simply made and received calls. The only security you worried about was if someone had picked up in the other room to listen in.

• BlackBerry 6: Wipe Your Smartphone, Restore Factory Settings

  Many reasons exist for why you might want or need to "security wipe" a BlackBerry, or completely erase all personal data stored on your handheld: You got a new smartphone and plan to retire the older device; you're trading in your existing BlackBerry for a new one from your wireless carrier; you and a friend are swapping devices; you loaded too many applications or media and just want to start over from scratch; etc.

• 7 smartphone disasters that could happen to you

  Like all technology, smartphones can be hugely useful. However, some of the time they provide opportunities for tech-tinged embarrassment. We tracked down seven of the most unfortunate mobile phone disaster tales we could find. The stories are fun to laugh at now, but most of them were anything but amusing when they actually occurred...

• How to restore an iPhone

  QUESTION I've bought a number of apps for my Apple iPhone via iTunes and the App Store. To avoid draining the battery by downloading apps directly to the handset, I'd like to connect my iPhone to my Windows XP PC using USB and transfer them over. However, when I connect the phone its icon doesn't appear on the desktop (although it does charge up). I've tried updating iTunes, restarting the PC and using a different USB port, all to no avail.

• Smartphone data shake-up: The end of 'unlimited'

  Americans like living large. We have all-you-can-eat buffets and all-you-can-stream entertainment. And, until recently, we had a virtually unlimited trough of mobile data to digest on our always-available smartphones.

• HTC Velocity 4G speedtest

  The HTC Velocity 4G promises data speeds of up to five times faster than its competitors, but is it really that fast? We put it to the test.

• A first look at the Nokia Lumia 800

  Nokia's Lumia 800 represents somewhat of a new dawn for the struggling giant. It's the first phone to use the Windows Phone platform, following Nokia's decision early last year to partner with Microsoft for many of its future smartphones.

• Review: Samsung Galaxy Nexus

  Google and Samsung have finally released the Galaxy Nexus - the first smartphone to run the latest 4.0 "Ice Cream Sandwich" version of Android.

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  Samsung Galaxy Nexus vs. Apple iPhone 4S

  The Samsung Galaxy Nexus is the first smartphone to run the latest version of Google's Android platform, 4.0 or "Ice Cream Sandwich". It boasts a strikingly large 4.65in Super AMOLED HD screen and has a distinctive teardrop design. Naturally, its going to be compared to the popular Apple iPhone 4S. So, how does it stack up?

Whitepapers about smartphones

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  Prepare Your Enterprise for the Mobile Revolution: Boost the Bottom Line with Mobile UC

  This white paper will highlight the changes in the mobile workplace; outline the benefits of unified communications (UC) and Fixed-Mobile Convergence (FMC) for mobile workers; identify the key market trends and business challenges IT managers must pay attention to now and into the future; and offer best practices for choosing a solution that will deliver clear ROI.

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  Improving Productivity in the Connected Enterprise Through Collaboration

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  New Mobility Requires a New Network Strategy

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  5 Common Mobile Web Mistakes…and How to Fix Them