Apparatus and methods for hand motion tracking and handwriting recognition
US6831632B2 · kind B2 · utility
20Cited by
29References
53Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 9, 2001 |
| Grant date | Dec 14, 2004 |
| Priority date | — |
| Expiry date | Oct 19, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V30/1423
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Apparatus and method for handwriting recognition including a hand-held device including at least one accelerometer providing an acceleration indicating output, computation circuitry receiving the acceleration indicating output and providing a velocity indicating output and a handwritten multiple character recognizer receiving the velocity indicating output and providing a multiple character recognition output indication.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.