Patent · US Expired

Method and structure for high performance phase change memory

US7221579B2 · kind B2 · utility

37Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 13, 2005
Grant dateMay 22, 2007
Priority date
Expiry dateJul 6, 2025

Classification

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

Abstract

A method (and structure) for a memory cell having a phase change material (PCM) element and a heating element external to the PCM element. The heating element causes one of a presence of and an absence of a phase boundary within the PCM element for storing information in the PCM element.

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