Patent · US Expired

Stud electrode and process for making same

US7230292B2 · kind B2 · utility

35Cited by
77References
69Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 5, 2003
Grant dateJun 12, 2007
Priority date
Expiry dateSep 17, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D1/716
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A process of making a stud capacitor structure is disclosed. The process includes embedding the stud in a dielectric stack. In one embodiment, the process includes forming an electrically conductive seed film in a contact corridor of the dielectric stack. A storage cell stud is also disclosed. The storage cell stud can be employed in a dynamic random-access memory device. An electrical system is also disclosed that includes the storage cell stud.

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