X-Y navigation input device
US6677927B1 · kind B1 · utility
93Cited by
23References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 1999 |
| Grant date | Jan 13, 2004 |
| Priority date | — |
| Expiry date | Aug 23, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0202
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A navigation input device for navigating a graphical display includes a substantially elliptical sensing window and a touch sensor, which is sensitive to placement of a user's digit within the sensing window.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.