Floating body cell structure comprising an array of floating body cell disposed on the back gate, source and drain regions of the floating body cell opened from the back gate spaced, the. Floating body cell comprises each a large number of semi-conductive material having a channel region extending between the pillars, the pillars may be separated by a gap, such as U-shaped trench. Floating body cell of the array is electrically coupled to another gate, another gate may be disposed on the sidewalls of the large amounts of semi-conductive material, it is disposed in the gap of a large amount of semi-conductive material it may be. A method of forming a floating body cell device is also disclosed.
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