Patent · US Active

Time data checking unit, electronic device and method for checking a time indication

US7891009B2 · kind B2 · utility

6Cited by

1References

15Claims

0Family size

Assignee

Infineon Technologies AG · DE

Inventors

Gerard David Jennings · Peising, DE
Eckhard Delfs · Nuremberg, DE
Uma Ranjan · Bengaluru, IN
Andreas Siggelkow · Erding, DE

Key dates

Filing date	Oct 20, 2006
Grant date	Feb 15, 2011
Priority date	—
Expiry date	Jun 27, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG06F21/10
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A first time indication which can be changed by a user and stored in a first memory. Furthermore, in the case of a change in the first time indication which is performed externally to the checking device, the difference between the stored first time indication and the changed first time indication is determined. Furthermore, it is checked whether a predetermined criterion is met by using a trustworthy second time indication, the first time indication and the difference.

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