Patent · US Expired

Structures and processes for reduced topography trench capacitors

US6159787A · kind A · utility

7Cited by
14References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 28, 1998
Grant dateDec 12, 2000
Priority date
Expiry dateMay 28, 2018

Classification

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

Abstract

A trench capacitor for use with a substrate. The capacitor has an inner electrode formed above the substrate. The inner electrode has a plurality of metal layers, a dielectric partially surrounding the inner electrode, and an outer electrode partially surrounding the dielectric.

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