Patent · US Active

IMEI storage

US11848929B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Assignee

GIESECKE+DEVRIENT MOBILE SECURITY GMBH · DE

Inventors

Frank Götze · Munich, DE
Claus Dietze · Murnau am Staffelsee, DE
Jan Eichholz · Munich, DE

Key dates

Filing date	Dec 17, 2020
Grant date	Dec 19, 2023
Priority date	—
Expiry date	Jul 17, 2041

Classification

Technology area (CPC H)Electricity
CPC primaryH04W12/71
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

A chip set for a terminal comprises at least one secure processor, in which a one-time programmable memory is integrated. At least one terminal serial number of the terminal is stored in the chip set. Information for securing the terminal serial number against tampering is stored in the one-time programmable memory.

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