Display apparatus
US12230746B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 10, 2023 |
| Grant date | Feb 18, 2025 |
| Priority date | — |
| Expiry date | May 10, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L25/0753
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed herein is a display apparatus. The display apparatus includes: a liquid crystal panel; and a backlight unit configured to emit light to the liquid crystal panel. The backlight unit includes: a substrate extending along a first direction; a light emitting diode provided on the substrate; a refractive cover provided on the light emitting diode to refract light emitted from the light emitting diode; and a lens provided on the substrate and the refractive cover, the lens comprising a bottom surface having a first length in the first direction that is less than a second length in a second direction perpendicular to the first direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.