The phones of Mobile World Congress

BARCELONA, Spain--The annual Mobile World Congress trade show here is a reliable location for a range of new device and handset announcements. Vendors from across the spectrum vie for attention and hype via their latest shiny gadgets. Sony Ericsson, HTC, Samsung, LG and others were among those attempting to generate interest with new devices. And though Nokia didn't announce any new phones, the company's position was nonetheless a hot topic of conversation. Slideshow

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