Displaying device enabling a day-and-night display
US11295665B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 17, 2019 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Oct 17, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/144
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Displaying device comprising an emissive display and at least one controller configured to control said Mrs display, said display comprising a matrix array (100) of light-emitting pixels deposited on a substrate, each pixel (101) being formed, at least in one portion of said emissive display, of a plurality of elementary emitting zones Z, said elementary emitting zones Z comprising at least one elementary emitting zone ZA of a first group A and at least one elementary emitting zone ZB of a second group B, said device being characterised in that the ratio S of the sum SB of the areas of the elementary emitting zones ZB of the second group B and of the sum SA of the areas of the elementary emitting zones ZA of the first group A, which is defined by S=SB/SA, is lower than 0.35, preferably lower than 0.20, more preferably lower than 0.10, and even more preferably lower than 0.05.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.