Backlight unit, and display apparatus thereof
US8322904B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2010 |
| Grant date | Dec 4, 2012 |
| Priority date | — |
| Expiry date | Dec 23, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0068
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight unit is provided that may include a plurality of optical assemblies arranged in a matrix form, and a cover to receive the optical assemblies. Each optical assembly may separately include: a light emitting module having a plurality of light emitting devices, a light guide plate, and a cover provided over a portion of the light guide plate. The optical assemblies may include a first optical assembly, a second optical assembly and a third optical assembly. A top surface of the second optical assembly may be spaced from a top surface of the first optical assembly in a first direction by a first interval, and a top surface of the third optical assembly may be spaced from the top surface of the first optical assembly in the second direction by a second interval.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.