BioWare Working On Unannounced Handheld Game: Rumor
According to the news coming out based on the LinkedIn profie, Bioware is currently working on a unaccounced game title for handheld.
As per the profile Mitchell Fujino is the head of the development team for this handheld project. No details about the game is out by it is said that it possible could be a sequel to Dark Brotherhood but still nothing is confirm etc.
So as far as we know its just a wait and watch situation until Bioware officially announce anything.