Display apparatus and light apparatus thereof
US12429731B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 10, 2023 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Oct 25, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2300/0465
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In some embodiments, a display apparatus includes a liquid crystal panel, and a light apparatus including a substrate including a plurality of dimming blocks that are arranged in a matrix, a power wire configured to supply power to the plurality of dimming blocks, and a plurality of driving devices configured to control a driving current supplied to the plurality of dimming blocks. Each dimming block of the plurality of dimming blocks includes a plurality of light sources. A second dimming block of the plurality of dimming blocks is arranged in an (n+1)th row adjacent to the nth row. The power wire is arranged between the nth row corresponding to the first dimming block and the (n+1)th row. The power wire is coupled to a first light source of the first dimming block and to a second light source of the second dimming block.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.