Patent · US Expired

Dual-interface IC card by laminating a plurality of foils and method of same

US7253024B2 · kind B2 · utility

3Cited by
3References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 2003
Grant dateAug 7, 2007
Priority date
Expiry dateSep 3, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/00014
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a method for manufacturing IC card by laminating a plurality of foils. The method of the present invention includes steps of putting a COB, a contact electrode of the COB facing downward; laying at least 2 foils having a hole, wherein said COB is inserted in said respective holes of the foils; laying a foil not having a hole on the foils having a hole; and compressing all of the foils.

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