Patent ID: 9349747
Filing Date: 2016-05-24
CPC Classification: G11C,H01L

Claim Text:
1. A semiconductor device comprising: a substrate having an upper surface that extends in first and second directions that are perpendicular to each other; first and second gate stack portions that are spaced apart from each other in the first direction, the first and second gate stack portions including gate electrodes that are spaced apart from each other in a third direction that is perpendicular to the upper surface of the substrate, the first and second gate stack portions having lateral surfaces that extend in the second direction in a zigzag pattern; channel regions that penetrate the first and second gate stack portions, the channel regions arranged in columns that extend in the second direction in the zigzag pattern, wherein the first gate stack portion and the second gate stack portion each includes at least two channel regions that are linearly arranged in the first direction; and a source region disposed between the first and second gate stack portions, the source region extending in the second direction in a zigzag pattern.