Patent ID: 8431919

Claim:
A non-volatile semiconductor memory device comprising: a semiconductor substrate; a plurality of first lines arranged side by side in a first plane approximately vertical to a surface of the semiconductor substrate, each of the plurality of first lines extending along the surface of the semiconductor substrate; a plurality of second lines arranged side by side in a second plane along the first plane, each of the plurality of second lines extending approximately vertical to the surface of the semiconductor substrate; and a plurality of non-volatile memory cells arranged at positions where the plurality of first lines intersect with the plurality of second lines, wherein a resistance change film continuously extending over the plurality of second lines is arranged between the plurality of first lines and the plurality of second lines, and wherein each of the plurality of non-volatile memory cells includes a resistance change element, and a rectifying element connected in series to the resistance change element; and the resistance change element includes a portion of the resistance change film, the portion being arranged at the position where the first line intersects with the second line, the resistance change film extends in a plate state so as to exist on the plurality of first lines as well as on the plurality of second lines between the plurality of first lines and the plurality of second lines, and wherein a first conductive type semiconductor and a second conductive type semiconductor are arranged between the resistance change film and the second line, the first conductive type semiconductor extends in a line state approximately vertical to the surface of the semiconductor substrate, and the second conductive type semiconductor extends in a line state approximately vertical to the surface of the semiconductor substrate and is located on a side opposite to the first conductive type semiconductor, and the rectifying element includes a portion in a stripe of the first conductive type semiconductor intersecting with the first line, and a portion in a stripe of the second conductive type semiconductor intersecting with the first line.