Patent · US Active

Methods and terminal for updating converted applet file, and Java Card device

US12141573B2 · kind B2 · utility

0Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 1, 2022
Grant dateNov 12, 2024
Priority date
Expiry dateNov 19, 2042

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F9/45504
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method implemented by a Java Card device for updating a CAP file including at least one existing component on the Java Card device. The method includes: receiving from a terminal one or multiple first commands including an update file for updating the CAP file; determining at least one element type or location of at least one existing first element of the CAP file using type information or first location information included in the update file; searching the CAP file on the Java Card device for the at least one existing first element using the at least one determined element type or location; and if the at least one existing first element is found, replacing each of the at least one existing first element by one of at least one new first element included in the update file.

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