Patent · US Active

Method and apparatus for protected graphics generation

US7782329B2 · kind B2 · utility

5Cited by

3References

11Claims

0Family size

Assignee

Rockwell Collins, Inc. · US

Inventors

Tom C. Rohr · Hiawatha, US
Jeffrey D. Russell · Cedar Rapids, US
Martin Pauly · Cedar Rapids, US

Key dates

Filing date	Dec 10, 2004
Grant date	Aug 24, 2010
Priority date	—
Expiry date	Oct 23, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG06F9/451
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Presently disclosed are a method and apparatus for generating graphics in a protected manner by establishing a user graphics partition while in an executive context. Once the user context is established, an operating mode is switched to the user context and then executing a user graphics program while in the user context. The operating mode then reverts to the executive context when the user context expires.

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