Patent · US Expired

Method of deactivating lock and portable electronic device

US7453443B2 · kind B2 · utility

105Cited by
7References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 2003
Grant dateNov 18, 2008
Priority date
Expiry dateJun 21, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/04886
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a method of deactivating the touch screen lock in a portable electronic device comprising a touch screen and means for locking the touch screen. The method comprises detecting touches on predetermined contact areas on the touch screen in a given order during touch screen lock and deactivating the touch screen lock once said touches on said predetermined contact areas are detected. The invention also relates to a portable electronic device comprising a touch screen and means for locking the touch screen. The device comprises means for detecting touches on predetermined contact areas on the touch screen in a given order during touch screen lock and deactivating the touch screen lock once said touches on said predetermined contact areas are detected.

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