Patent · US Expired

MRAM architecture with a bit line located underneath the magnetic tunneling junction device

US6982445B2 · kind B2 · utility

4Cited by
5References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 16, 2003
Grant dateJan 3, 2006
Priority date
Expiry dateOct 30, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10B61/22
  • WIPO fieldMicro-structural and nano-technology
  • WIPO sectorChemistry

Abstract

A method and system for providing and using a magnetic memory are disclosed. The method and system include providing a plurality of magnetic memory cells, at least a first write line, and at least a second write line. Each of the magnetic memory cells includes a magnetic element having a top and a bottom. The first write line(s) are connected to the bottom of magnetic element of the first portion of the plurality of magnetic memory cells. The second write line(s) reside above the top of the magnetic element of each of a second portion of the magnetic memory cells. The second write line(s) are electrically insulated from the magnetic element of each of the second portion of the plurality of magnetic memory cells.

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