Patent · US Active

Backlight unit and display device

US8643804B2 · kind B2 · utility

1Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 2012
Grant dateFeb 4, 2014
Priority date
Expiry dateDec 18, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133603
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a base layer; light source devices disposed on the base layer and configured to emit light, the light source devices being spaced apart from each other, at least one of the light source devices including a light emitting diode for generating the light; and a light shielding layer covering the light source devices and configured to control an amount of the light being transmitted through the light shielding layer, wherein the light shielding layer includes slits disposed spaced apart from each other.

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