Patent ID: 9218882
Filing Date: 2015-12-22
Classification: G11C,H01L

Abstract:
1. A nonvolatile semiconductor memory device comprising: a first memory string including a plurality of first memory cell transistors and a first select transistor that are connected in series; a second memory string including a plurality of second memory cell transistors and a second select transistor that are connected in series; a bit line that is electrically connected to a first end of the first memory string and a first end of the second memory string; a first transistor having a gate that is connected to a second end of the first memory string; a source line that is electrically connected to a first end of the first transistor; and a second transistor having a gate that is connected to a second end of the second memory string, a first end that is electrically connected to a second end of the first transistor, and a second end that is electrically connected to the bit line.