Patent · US Active

3D structured memory devices and methods for manufacturing thereof

US8709894B2 · kind B2 · utility

27Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 16, 2011
Grant dateApr 29, 2014
Priority date
Expiry dateOct 14, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/324
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A 3D structured nonvolatile semiconductor memory devices and methods for manufacturing are disclosed. One such device includes an n+ region at a source/drain region; a p+ region at the source/drain region; and a diffusion barrier material between the n+ region and the p+ region. The n+ region is substantially isolated from the p+ region.

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