Patent · US Expired

Semiconductor device and method for manufacturing the same

US7205664B2 · kind B2 · utility

1Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 12, 2004
Grant dateApr 17, 2007
Priority date
Expiry dateNov 24, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/0002
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device including a multilevel wiring with a small interwiring capacitance is provided by comprising a wiring, a conductive film formed on an upper surface of the wiring to prevent diffusion of a wiring material, and an insulating film which is constituted of low dielectric constant insulating films stacked to form at least two layers, an interface thereof being positioned in a side face of the wiring.

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