Trackball for a mobile device
US7626573B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 2006 |
| Grant date | Dec 1, 2009 |
| Priority date | — |
| Expiry date | Mar 28, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/04812
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A computer-implemented system and method for navigating through a plurality of graphical elements with a trackball. For example, a method according to one embodiment of the invention comprises: detecting a substantially vertical motion on the trackball when a first element is selected; and responsively selecting either (a) a second element which is closest vertically to the first element or (b) a third element in the same horizontal line as the first element if a leftmost horizontal coordinate of the third element is closer to a leftmost horizontal coordinate of the first element than then leftmost horizontal coordinate of the second element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.