Patent · US Expired

High temperature refractory metal contact assembly and multiple layer interconnect structure

US4152823A · kind A · utility

14Cited by
3References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 28, 1977
Grant dateMay 8, 1979
Priority date
Expiry dateApr 28, 1997

Classification

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

Abstract

A multi-layer integrated semiconductor circuit interconnection structure with a first layer formed of a refractory metal sandwich including outer layers of silicon and a core of refractory metal providing a high temperature low ohmic contact assembly, an insulating layer formed on the first layer, and a patterned metal layer formed on the insulating layer to interconnect with the refractory layer and semiconductor device to provide an integrated circuit assembly.

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