Patent · US Expired

Method for producing a semiconductor device with pyramidal bump electrodes bonded onto pad electrodes arranged on a semiconductor chip

US7390732B1 · kind B1 · utility

6Cited by
9References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 15, 1998
Grant dateJun 24, 2008
Priority date
Expiry dateJul 15, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/1579
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device capable of facilitating high density mounting at low cost without causing any defective conduction at the time of connection to a substrate, a mounting structure thereof and a method of fabrication thereof, characterized in that pyramidal bump electrodes are bonded onto pad electrodes arranged on a semiconductor chip to form the semiconductor device.

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