Patent · US Expired

Semiconductor device and manufacturing method thereof

US6307267A · kind A · utility

9Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 1998
Grant dateOct 23, 2001
Priority date
Expiry dateDec 22, 2018

Classification

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

Abstract

A semiconductor device is constituted by embedding an Al wiring layer in a second object formed on an interlayer-insulating film on one principal plane of a semiconductor substrate and connecting with an Al wiring formed on the substrate and at least, an Nb liner film and NbAl alloy film are formed between the second object and the Al wiring layer.

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