Patent · US Expired

Capacitor device with vertically arranged capacitor regions of various kinds

US7335956B2 · kind B2 · utility

13Cited by
5References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 2005
Grant dateFeb 26, 2008
Priority date
Expiry dateSep 24, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D1/68
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A capacitor device selectively combines MOM, MIM and varactor regions in the same layout area of an IC. Two or more types of capacitor regions arranged vertically on a substrate to form the capacitor device. This increase the capacitance per unit of the capacitor device, without occupying an extra layout area.

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