Backlight unit and display device
US8282259B2 · kind B2 · utility
6Cited by
4References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 28, 2008 |
| Grant date | Oct 9, 2012 |
| Priority date | — |
| Expiry date | Feb 18, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133615
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The light-guide plate has an extended portion. The extended portion has a recess formed in a thickness direction, and the optical sensor is arranged within the recess.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.