Patent · US Active

Method for fabricating through-silicon via structure

US8481425B2 · kind B2 · utility

1Cited by
60References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 2011
Grant dateJul 9, 2013
Priority date
Expiry dateSep 26, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76831
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method for fabricating through-silicon via structure is disclosed. The method includes the steps of: providing a semiconductor substrate; forming a through-silicon via in the semiconductor substrate; covering a liner in the through-silicon via; performing a baking process on the liner; forming a barrier layer on the liner; and forming a through-silicon via electrode in the through-silicon via.

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