Patent · US Expired

Controls and indicators for a secondary operational mode of a computer system

US6819961B2 · kind B2 · utility

57Cited by
42References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 2002
Grant dateNov 16, 2004
Priority date
Expiry dateDec 12, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F1/3203
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A portable computer case whether in a closed state or open state permits a user to exercise control and monitor certain operating features. The user may toggle a control switch to place the computer system in a secondary operational mode, determine when a computer system is in a secondary operational mode, and adjust a digital master volume control during the secondary operational mode. The portable computer system includes a status indicator for indicating when a computer is in a secondary operational mode, digital master volume control buttons operable in a secondary operational mode, and a control switch for placing the computer system in a secondary operational mode. The status indicator, volume control buttons, and control switch are preferably provided on a top surface of the bottom shell of the portable computer for convenient access by a user. As such, a user is capable of placing the computer system in a secondary operational mode and determining when the computer system is in a secondary operational mode without opening the portable computer case. A user is also capable of adjusting volume control during a secondary operation mode without the need to access a plurality of…

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