The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 27, 2018

Filed:

Jun. 19, 2013
Applicant:

Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;

Inventors:

Patrik Ekdahl, Dalby, SE;

Arash Vahidi, Staffanstorp, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/00 (2006.01); G06F 13/28 (2006.01); G06F 3/06 (2006.01); G06F 21/53 (2013.01); G06F 21/74 (2013.01); G06F 12/14 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0622 (2013.01); G06F 3/0637 (2013.01); G06F 3/0647 (2013.01); G06F 3/0683 (2013.01); G06F 12/1491 (2013.01); G06F 21/53 (2013.01); G06F 21/74 (2013.01);
Abstract

A method and an integrated circuit () for executing a trusted application within a trusted runtime environment () of the integrated circuit () are disclosed. The integrated circuit () comprises an internal memory () and the integrated circuit () is connected to an external memory (). The trusted runtime environment () is restricted to use the internal memory () and the external memory (). The integrated circuit () identifies () a call, by the trusted application, to a command of the trusted runtime environment (). The trusted runtime environment () allows the command to be executed when the trusted application resides in the internal memory () only. Next, the integrated circuit () executes () the command while using the internal memory () only.


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