Patent · US Expired

Protection of active layers of memory cells during processing of other elements

US7220642B2 · kind B2 · utility

0Cited by
8References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 2004
Grant dateMay 22, 2007
Priority date
Expiry dateNov 12, 2024

Classification

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

Abstract

A method of fabricating an electronic structure by providing a conductive layer, providing a dielectric layer over the conductive layer, providing first and second openings through the dielectric layer, providing first and second conductive bodies in the first and second openings respectively and in contact with the conductive layer, providing a memory structure over the first conductive body, providing a protective element over the memory structure, and undertaking processing on the second conductive body.

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