Patent · US Active

Semiconductor device and method of fabricating the same

US9293336B2 · kind B2 · utility

7Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2014
Grant dateMar 22, 2016
Priority date
Expiry dateApr 22, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76805
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device includes a storage node contact on a substrate, and a lower electrode on the storage node contact, a lower sidewall of the lower electrode being covered by a contact residue of a same material as the storage node contact.

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