Eyelid detection apparatus and programs therefor
US8351658B2 · kind B2 · utility
5Cited by
17References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Feb 6, 2008 |
| Grant date | Jan 8, 2013 |
| Priority date | — |
| Expiry date | Oct 19, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V40/19
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An eyelid detection apparatus includes a face image storing means storing a plurality of face images of a subject captured at different timings, a change detecting means detecting changes in each face image caused by blinking after processing the plurality of face images stored by the face image storing means, and an eyelid detecting means detecting a position of an eyelid of the subject based on the changes detected by the change detecting means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.