Display apparatus capable of controlling light transmittance
US9590019B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 16, 2015 |
| Grant date | Mar 7, 2017 |
| Priority date | — |
| Expiry date | Aug 26, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/311
Abstract
A display apparatus capable of controlling light transmittance includes: a transparent organic light emitting device comprising a first region including an emission region capable of emitting light and a second region adjacent to the first region in a horizontal direction and including a transmission region capable of transmitting external light therethrough; and a light transmission control device coupled to and facing the transparent organic light emitting device, the light transmission control device comprising a third region formed at a location corresponding to the first region and a fourth region adjacent to the third region in the horizontal direction and positioned to correspond to the second region, wherein the fourth region comprises a sealed cavity having a transmission control material layer therein, and the transmission control material layer is configured to be selectively driven by the light transmission control device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.