Patent · US Active

Backlight unit, method of manufacturing the same and display apparatus including the same

US11487158B2 · kind B2 · utility

1Cited by
5References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 23, 2021
Grant dateNov 1, 2022
Priority date
Expiry dateMar 23, 2041

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133614
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A backlight unit includes a printed circuit board; a light source disposed on the printed circuit board and configured to emit light towards an upper side of the backlight unit; a reflective lens disposed on an upper side of the light source; and a reflective tape attached to the printed circuit board so as to surround the light source. At least a part of the reflective tape has a color different from a color of the light emitted by the light source.

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