Display devices with grooved luminance enhancement film
US8714780B2 · kind B2 · utility
28Cited by
51References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2010 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Mar 6, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2300/023
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Display devices with a grooved luminance enhancement film on its viewing side and at least an auxiliary layer and/or edge sealing. The luminance enhancement film comprises columns and grooves in alternating order and each of the grooves has a cross-section comprising an apex angle and two edge lines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.