Patent · US Expired

Memory device using multi-layer with a graded resistance change

US7521704B2 · kind B2 · utility

13Cited by
11References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 2005
Grant dateApr 21, 2009
Priority date
Expiry dateNov 8, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C2213/79
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A memory device using a multi-layer with a graded resistance change is provided. The memory device includes: a lower electrode; a data storage layer being located on the lower electrode and having the graded resistance change; and an upper electrode being located on the data storage layer.

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