Optical unit and display device having the same
US8547488B2 · kind B2 · utility
7Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2011 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Sep 26, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/134381
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device includes: a display unit, displaying an image; and an optical unit including a first substrate on the display unit, a first electrode on the first substrate, a liquid crystal layer on the first electrode and configured to be responsive to a vertical electric field or a horizontal electric field, a second electrode on the liquid crystal layer, an insulation layer on the second electrode, a third electrode on the insulation layer, and a second substrate on the third electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.