System for altering operation of a graphics subsystem during run-time to conserve power upon detecting a low power condition or lower battery charge exists
US6691236B1 · kind B1 · utility
55Cited by
13References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 28, 1999 |
| Grant date | Feb 10, 2004 |
| Priority date | — |
| Expiry date | Oct 28, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/50
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system and process for power conservation in a portable computer system. When the application or hardware in use allows for reduced video performance, the refresh rate of the video graphics controller is reduced to a level which allows practical use of the display but consumes much less power than a normal mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.