Patent · US Active

Non-volatile semiconductor memory device and method for manufacturing the same

US9111858B2 · kind B2 · utility

3Cited by
0References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 2013
Grant dateAug 18, 2015
Priority date
Expiry dateMay 1, 2033

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10N70/8833

Abstract

A non-volatile semiconductor memory device includes a cell array layer including a first wire, one or more memory cells stacked on the first wire, and a second wire formed on the memory cell so as to cross the first wire, wherein the memory cell includes a current rectifying element and a variable resistance element, and an atomic composition ratio of nitrogen is higher than that of oxygen in a part of a sidewall of the current rectifying element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.