Backlight module and display device using the same
US8616750B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 5, 2011 |
| Grant date | Dec 31, 2013 |
| Priority date | — |
| Expiry date | Feb 22, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0091
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight module including a first casing, a light guiding member, a light source and a limiting structure is provided. The first casing has a top portion and a first side portion connected to the top portion. The light guiding member is located at an inner side of the first side portion and has a light incident surface and a top surface. The light source is located at the inner side of the first side portion and is disposed adjacent to the light guiding member. The light source has a light emitting surface facing the light incident surface. The limiting structure is protruded from a wall below the top portion and located above at least part of the light source and at least part of the top surface of the light guiding member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.