Patent · US Expired

C4 package die backside coating

US5936304A · kind A · utility

37Cited by
2References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1997
Grant dateAug 10, 1999
Priority date
Expiry dateDec 10, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/3511
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

According to one aspect of the invention there is provided a semiconductor chip comprising a semiconductor die, an array of electrical contacts on an integrated circuit in a frontside of the die, and a protective layer on a backside of the die.

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