Automatic lock and automatic unlock method for computer system and computer system thereof
US8576071B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2009 |
| Grant date | Nov 5, 2013 |
| Priority date | — |
| Expiry date | Jul 29, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2221/2147
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An automatic lock and automatic unlock method for a computer system and the associated computer system are provided. The method includes steps of detecting whether a user is in a predetermined range when a computer system is in an unlock status and recording a duration during which the user is not in the predetermined range, controlling the computer system to enter a lock status when the duration is greater than a predetermined time, determining whether the user has an effective authority when the computer system is in the lock status and the user is detected in the predetermined range, and controlling the computer system to enter the unlock status when the user has the effective authority.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.