Patent · US Active

Method of programming a smart card, computer program product and programmable smart card

US10084604B2 · kind B2 · utility

7Cited by

3References

14Claims

0Family size

Assignee

NXP B.V. · NL

Inventors

Arne Burghardt · Hamburg, DE
Thomas Suwald · Hamburg, DE
Fabian Mackenthun · Hamburg, DE
Kiran G. Shekhar · Bengaluru, IN

Key dates

Filing date	Apr 7, 2015
Grant date	Sep 25, 2018
Priority date	—
Expiry date	Sep 16, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH04W12/35
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

There is provided a method of programming a smart card, said smart card comprising a secure element and a microcontroller unit which is connected to said secure element, the method comprising: (a) the secure element receives a firmware image from a host device; (b) the secure element validates the firmware image; (c) the secure element forwards the firmware image to the microcontroller unit if the firmware image is valid; (d) the microcontroller unit receives the firmware image from the secure element; (e) the microcontroller unit extracts firmware from the firmware image; and (f) the microcontroller unit installs the firmware in a memory unit of said smart card. Furthermore, a corresponding computer program product and a corresponding programmable smart card are disclosed.

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