Patent · US Expired

IC card

US6986467B2 · kind B2 · utility

15Cited by
5References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 2003
Grant dateJan 17, 2006
Priority date
Expiry dateSep 1, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2224/48465
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An IC card includes a first support; a second support; an IC module including an IC chip, a reinforcing structural member neighboring to the IC chip and an antenna; the IC module providing between the first and second supports; a first adhesive layer provided between the first support and the IC chip; and a second adhesive layer provided between the first support and the IC chip. The IC card has a rebound coefficient (h/h0) of 0.52 to 0.70, where h0 is a dropping height from which a steel ball is dropped onto the IC card and h is a rebound height to which the steel ball rebounds from the IC card.

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