Patent · US Expired

Power conservation method for a portable computer with LCD display

US5991883A · kind A · utility

118Cited by
14References
47Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 23, 1996
Grant dateNov 23, 1999
Priority date
Expiry dateJul 23, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02D10/00
  • 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.