Display apparatus having blind hole in polarizer and preparation method thereof
US11825690B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 3, 2021 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | May 14, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/1201
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus and a preparation method thereof, the display apparatus includes a display panel whose display area has a first hole; a polarizer disposed on one side of the display panel, wherein the polarizer has a blind hole, the blind hole penetrates through an optical characteristic layer in the polarizer, and an orthographic projection of the blind hole on the display panel at least partially overlaps with the first hole; a first optical adhesive layer disposed on a surface of the polarizer away from the display panel, wherein the first optical adhesive layer includes a planar portion and a convex portion, and the convex portion is filled in the blind hole; a cover plate disposed on one side of the first optical adhesive layer away from the display panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.