Patent · US Active

Semiconductor package having through holes for molding back side of package

US7952179B2 · kind B2 · utility

2Cited by
12References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 2007
Grant dateMay 31, 2011
Priority date
Expiry dateJul 12, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/30107
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A portable memory card and methods of manufacturing same are disclosed. The portable memory includes a substrate having a plurality of holes formed therein. During the encapsulation process, mold compound flows over the top surface of the substrate, through the holes, and down into a recessed section formed in the bottom mold cap plate to form a projection of mold compound on the bottom surface of the substrate.

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