Black matrix, color filter and method of preparing the same, display panel, and display device
US10928668B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 12, 2019 |
| Grant date | Feb 23, 2021 |
| Priority date | — |
| Expiry date | Jun 12, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/13396
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A black matrix, a color filter and a method of preparing the same, a display panel, and a display device are provided, including: a plurality of first walls extending along a first direction; and a plurality of second walls extending along a second direction intersected with the plurality of first walls along the first direction at intersection regions, wherein the plurality of first walls and the plurality of second walls form a mesh-like structure with a plurality of openings. At least one of the intersection regions is to receive a main support column including a top end, and the at least one of the intersection regions to receive the main support column is widened to be larger than a dimension of the top end of the main support column to be received therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.