Patent · US Active

Non-volatile memory device and method for manufacturing same

US9076723B1 · kind B1 · utility

10Cited by
5References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 2014
Grant dateJul 7, 2015
Priority date
Expiry dateJun 9, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C2213/71
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A nonvolatile memory device includes: a first interconnection extending in a first direction; a second interconnection extending in a second direction, and a lower end of the second interconnection being located above the first interconnection; a plurality of third interconnections extending in a third direction, and the third interconnections being arranged in the second direction; a current limitation layer provided between the second interconnection and the third interconnections; a metal ion source layer provided between the current limitation layer and the third interconnections; a resistance change layer provided between the current limitation layer and the third interconnections; and a selector provided between the first interconnection and the lower end of the second interconnection.

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