Computer system using a portable card for managing security and power-saving features
US6137480A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 19, 1997 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Dec 19, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/021
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
To enhance service to a user and the security and others of a computer system by managing the respective operations of plural computer terminals using a non-contact card, a user is authenticated by a communicating between the non-contact card storing the personal identification information of the user and peripheral equipment arranged in the vicinity of the user such that login to a computer is automatically executed according to the result of the authentication. By making communication with the non-contact card periodically it is determined whether the user has temporarily left his/her seat, in which case a screen saver is activated and a file is automatically stored.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.