Backlight unit
US9826580B2 · kind B2 · utility
0Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2016 |
| Grant date | Nov 21, 2017 |
| Priority date | — |
| Expiry date | Jun 29, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B45/382
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight unit includes a light source; and a light-source driving unit configured to drive the light source and that includes a transformer. The transformer includes a core comprising a plurality of metal powders; and a plurality of coils embedded in the core. At least one coil has a diameter different from a diameter of another coil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.