Optical filter substrate and display device including the same
US11004910B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2019 |
| Grant date | May 11, 2021 |
| Priority date | — |
| Expiry date | Aug 29, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/882
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes an optical filter substrate including: a substrate; a first color filter on the substrate; a second color filter on the substrate, the second color filter spaced apart from the first color filter; a first color conversion element on the first color filter, the first color conversion element converting incident light into light of a first color; a second color conversion element on the second color filter, the second color conversion element converting the incident light into light of a second color; and a black matrix located between the first color conversion element and the second color conversion element, and between the first color filter and the second color filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.