Patent · US Active

Backlight unit and display device having the same

US9880339B2 · kind B2 · utility

0Cited by
5References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 2016
Grant dateJan 30, 2018
Priority date
Expiry dateJun 24, 2036

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133615
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A display device includes a first display panel, a second display panel disposed to be spaced apart from the first display panel, a first light guide plate which is under the first display panel and provides light thereto, a second light guide plate which is under the second display panel and provides light thereto, a light source unit which is commonly disposed under the first and second light guide plates and generates and provides the light to the first and second light guide plates, and a reflective member which is disposed on the light source unit and is commonly disposed on the first and second light guide plates, the reflective member defining a first curved surface which reflects the light to the first light guide plate and a second curved surface which reflects the light to the second light guide plate.

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