Light guide member and backlight unit including light guide member and methods of fabricating light guide members and backlight units
US7697813B2 · kind B2 · utility
6Cited by
2References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2007 |
| Grant date | Apr 13, 2010 |
| Priority date | — |
| Expiry date | Mar 23, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S385/901
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light guide member capable of guiding light received from at least a first light source and second light source, wherein the first light source is spaced a distance D3 from the second light source. The light guide member may include a first side including a plurality of first grooves extending along a first direction and a plurality of second grooves extending along the first direction, wherein the first grooves may have a first pitch and the second grooves have a second pitch, the first pitch being different from the second pitch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.