Optical mouse with stationary sensors
US7046231B1 · kind B1 · utility
0Cited by
6References
4Claims
0Family size
Inventor
Key dates
| Filing date | Apr 1, 2003 |
| Grant date | May 16, 2006 |
| Priority date | — |
| Expiry date | Feb 23, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0317
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A computer system featuring a wireless method for securing the system against unauthorized use and controlling cursor movement including a computer with a built in mouse area. The mouse area has a window of transparent medium and an LED and camera with photosensor array housed within the camera. The camera records images of surfaces of an object pressed against the outer surface of the transparent medium. In another embodiment the, object is a SMART card with circuitry communicating wirelessly with circuitry inside the computer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.