Method and apparatus for reducing eye fatigue
US7234814B2 · kind B2 · utility
8Cited by
3References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 2003 |
| Grant date | Jun 26, 2007 |
| Priority date | — |
| Expiry date | Jan 22, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Some configurations of the present invention provide a method for reducing eye fatigue that includes adjusting an intensity of an essentially white light source behind a display device to set an ambient light level in a room behind the display device, and adjusting an intensity of a blue light source disposed beside the display device to dilate pupils of the eyes of a viewer of the display device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.