Ring-shaped wireless input device with scroll function
US8243051B2 · kind B2 · utility
5Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2008 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Apr 12, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0362
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A ring-shaped wireless input device for providing an indication of a scroll direction includes a housing having a ring shape, a wheel rotatably installed on the housing, a first sensor unit, that has first and second sections alternatively disposed along a circumference of the wheel and rotated along with the wheel, and a wireless communication unit which is fixedly disposed in the housing, and includes a second sensor unit arranged with the first sensor unit, the communication unit sending a scroll signal indicating an arranged state of the first sensor with regard to the second sensor to the host device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.