Patent · US Active

Hardware enforced content protection for graphics processing units

US10102391B2 · kind B2 · utility

3Cited by

15References

16Claims

0Family size

Assignee

QUALCOMM Incorporated · US

Inventors

Colin Christopher Sharp · San Diego, US
Ramesh Viswanathan · San Diego, US

Key dates

Filing date	Aug 7, 2015
Grant date	Oct 16, 2018
Priority date	—
Expiry date	Nov 5, 2035

Classification

Technology area (CPC G)Physics
CPC primaryG06T2200/28
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

This disclosure proposes techniques for graphics processing. In one example, a graphics processing unit (GPU) is configured to access a memory according to one of an unsecure mode and a secure mode. The GPU may include a memory access controller configured to direct memory transactions from at least one hardware unit of the GPU to an unsecure memory unit or a secure memory unit based on the unsecure mode or secure mode and a resource descriptor associated with a memory resource.

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