Updated from 11:16 a.m. EST to provide analyst comments regarding Nokia's product launch in the ninth and 10th paragraphs.
NEW YORK ( TheStreet) -- The Mobile World Congress event, which kicked off in Barcelona this week, is a chance for consumer electronic companies to show off their latest and greatest tablets and smartphones.
One key trend at MWC; companies trying to pack more features into their offerings without significantly raising prices amidst a weak global economy. There is, however, innovation on show at this year's event, as evidenced by Nokia's attempt to revolutionize smartphone camera technology and Samsung's buzzed-about "projector phone."Here are five of the most exciting products from the 2012 Mobile World Congress: