Edge-lit backlight unit with light guide plate having extending portion and display device
US10401558B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 6, 2016 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Jan 15, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0055
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An edge-lit backlight unit and a display device are provided. The backlight unit includes a light guide plate and a rubber frame, wherein, the light guide plate includes a main body portion, the main body portion is of a flat plate structure and includes a first main surface, and a second main surface which are opposite to each other and a lateral surface, and the lateral surface includes a first lateral surface portion used as a light incident side and a second lateral surface portion outside the first lateral surface portion; the light guide plate further includes an extending portion extending outwards from at least a part of the second lateral surface portion of the main body portion, and a thickness of the extending portion is smaller than that of the main body portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.