Patent · US Active

Backlight unit

US7905618B2 · kind B2 · utility

6Cited by
6References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2008
Grant dateMar 15, 2011
Priority date
Expiry dateJul 18, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K1/142
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Provided is a backlight unit including a plurality of light emitting diodes (LEDs) that emit light; a plurality of LED modules having a printed circuit board (PCB) which supports and drives the plurality of LEDs; a plurality of optical sheets that are attached to the top surfaces of the respective LED modules; and a plurality of heat radiating pads that are attached to the rear surfaces of the respective LED modules.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.