Data transfer from a graphics subsystem to system memory
US5801720A · kind A · utility
45Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 20, 1996 |
| Grant date | Sep 1, 1998 |
| Priority date | — |
| Expiry date | Feb 20, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/125
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A processing system includes a graphics subsystem that directly renders raster data to system memory and moves bitmaps between locations within system memory with the graphics subsystem providing the data and a processor providing the virtual-to-physical addresses with privilege and protection check mechanisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.