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.
Patent No.:
Date of Patent:
Nov. 29, 2016
Filed:
Aug. 29, 2013
Qualcomm Incorporated, San Diego, CA (US);
Thomas Zeng, San Diego, CA (US);
Azzedine Touzni, San Diego, CA (US);
William Torzewski, San Diego, CA (US);
QUALCOMM INCORPORATED, San Diego, CA (US);
Abstract
Systems, methods, and computer programs are disclosed for providing secure access control to a graphics processing unit (GPU). One system includes a GPU, a plurality GPU programming interfaces, and a command processor. Each GPU programming interface is dynamically assigned to a different one of a plurality of security zones. Each GPU programming interface is configured to receive work orders issued by one or more applications associated with the corresponding security zone. The work orders comprise instructions to be executed by the GPU. The command processor is in communication with the plurality of GPU programming interfaces. The command processor is configured to control execution of the work orders received by the plurality of GPU programming interfaces using separate secure memory regions. Each secure memory region is allocated to one of the plurality of security zones.