Viewing angle narrowing structure and display device having the same
US11860459B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2023 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Jan 25, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/44
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes a first emitting area and a second emitting area which is spaced apart from the first emitting area, a first electrode facing a second electrode with a liquid crystal layer therebetween, each of the first electrode, the second electrode and the liquid crystal layer corresponding to the first emitting area, a third electrode facing a fourth electrode with a light emitting layer therebetween, each of the third electrode, the fourth electrode and the light emitting layer corresponding to the second emitting area, and the fourth electrode defining an opening in the fourth electrode which corresponds to the first emitting area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.