LED backlight unit including cooling structure
US7284874B2 · kind B2 · utility
144Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2005 |
| Grant date | Oct 23, 2007 |
| Priority date | — |
| Expiry date | Oct 12, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133628
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight unit is provided with LEDs having a cooling structure. The backlight according to an embodiment includes a heat pipe, which is disposed below a PCB having the LEDs thereon, and a heat sink connected with the heat pipe. In operation, heat generated from the LEDs is conducted via the PCB and the heat pipe and is radiated by the heat sink.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.