Patent · US Expired

Module assembly for stacked BGA packages

US6838768B2 · kind B2 · utility

15Cited by
80References
19Claims
0Family size

Inventors

Key dates

Filing dateMay 8, 2003
Grant dateJan 4, 2005
Priority date
Expiry dateMay 8, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2201/10734
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Ball grid array packages that can be stacked to form highly dense components and the method for stacking ball grid arrays. The ball grid array packages comprise flexible or rigid substrates. The ball grid array packages additionally comprise an arrangement for the substantial matching of impedance for the circuits connected to the semiconductor devices.

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