Overlay counter for accelerated graphics port
US6199149A · kind A · utility
10Cited by
5References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1998 |
| Grant date | Mar 6, 2001 |
| Priority date | — |
| Expiry date | Jan 30, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2340/125
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method for controlling processing of overlay requests is disclosed. The method comprises the step of disabling an overlay request to a memory. The overlay request to system memory has expedited processing priority over requests to a system memory by other devices. The overlay request is disabled for a predetermined time period and enabled after the predetermined time period has elapsed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.