Now playing: Watch this: HTC One Zoe mode and camera software in video walkthrough 5:46 The Ultrapixel camera is the jewel in the HTC One’s smartphone crown, but camera hardware is only half the story. Click through the photos below to check out the torrent of filters, modes, and editing tricks that come stuffed inside …

Now playing: Watch this: ‘Hovering’ touchscreen tech senses you from distance 1:18 BARCELONA, Spain–One of the more jaw-dropping tech demos on view at this year’s Mobile World Congress, new touch-screen technology from chipmaker STMicroelectronics lets you control your smartphone or tablet without actually touching the display. Using it, you can swipe, drag, and prod at your touch-screen device, replacing the …

Now playing: Watch this: Eyeprints eye-scanning security tech exposed in video 1:21 BARCELONA, Spain–Move over, Android face unlock — a new security app promises to protect your smartphone by scanning the veins in your eye. Dubbed Eyeprint, the in-development app from EyeVerify first takes a picture of the veins in the corner of your eye, which are unique to you. …

Now playing: Watch this: LG’s 4K smart phone upscaling revealed in video 1:56 BARCELONA, Spain–LG is showing off a new system that transforms your smartphone into a 4K media hub. The South Korean company is calling the new platform the “world’s first wireless Ultra HD transmission technology.” If you’ve got a game or video playing on your mobile in HD, …

Now playing: Watch this: Hands-on with Qualcomm’s Wi-Fi coffee machine 1:31 BARCELONA, Spain–If you’re sick of trekking to the coffee machine every time you want a fresh mugful, Qualcomm’s concept Wi-Fi coffee machine may be right up your alley. Making an understated appearance at Qualcomm’s stand at Mobile World Congress, the machine is a standard coffeemaker that the processor company …

Now playing: Watch this: Ford EcoSport has voice-controlled Spotify tech in video 2:18 BARCELONA, Spain–Mobile World Congress is usually more about smartphones and tablets than full-blooded vehicles, but that hasn’t stopped Ford from using the show to announce its newest motor, the Ford EcoSport, which boasts Spotify voice control and a host of other futuristic features. Technically the EcoSport isn’t …

BARCELONA, Spain–Asus has taken the wrapper off its new FonePad device, a 7-inch Android tablet that contains all the necessary tech to make phone calls. It also costs a mere $249, or £179. If Asus can sell what is basically a giant phone at half the cost of a high-end smartphone, why are smartphones so expensive in the first place? …

BARCELONA, Spain–Samsung’s not content with just making smart TVs — now it’s taking another lunge into your living room with HomeSync, an Android-powered media hub. The glossy black box, announced today at Mobile World Congress in Barcelona, Spain, has an HDMI connection, but also hooks up to other gadgets over Wi-Fi or Bluetooth. The HomeSync hub streams Android movies, TV …

With the HTC One, HTC made the bold decision to opt for a lower-megapixel camera sensor, in the hope that larger individual pixels on a third-of-an-inch sensor would let in more light, and make for better photos. Has it paid off? Our pals over at CNET Asia have got their mitts on an HTC One, and pitted its ‘Ultrapixel’ sensor …

Samsung’s Galaxy S4 will be lifting a camera trick from the brilliant Google Nexus 4, if fresh rumours concerning the upcoming mobile are to be believed. The South Korean tech giant’s next flagship will play host to an app called ‘Samsung Orb’, Androidgeeks reports, claiming to have received word from an engineer within the Galaxy S4’s development team. The app …