Display device having reflecting sheet with plurality of dot areas reducing reflectivity of the reflecting sheet
US10408422B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2019 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | Jan 10, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133606
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes a display panel; a frame at a rear of the display panel; a plurality of substrates on the frame; a plurality of light sources disposed on the plurality of substrates, and including a first light source disposed at a first corner portion of the frame, a second light source disposed at a second corner portion of the frame, a third light source disposed at a third corner portion of the frame, and a fourth light source disposed at a fourth corner portion of the frame; a reflection layer including a first opening where the first light source is located, a second opening where the second light source is located, a third opening where the third light source is located, and a fourth opening where the fourth light source is located; a first absorber disposed on the reflection layer at a first area near the first opening and configured to absorb light emitted by the first light source; a second absorber disposed on the reflection layer at a second area near the second opening and configured to absorb light emitted by the second light source; a third absorber disposed on the reflection layer at a third area near the third opening and configured to absorb light emitte…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.