Patent · US Active

Backlight module including optical film and manufacturing method thereof

US11828968B2 · kind B2 · utility

0Cited by
1References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 2020
Grant dateNov 28, 2023
Priority date
Expiry dateNov 7, 2041

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/0073
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A backlight module and a method of manufacturing the backlight module are disclosed. The backlight module includes a substrate including a first end and a second end opposite to the first end. An ink layer is disposed on the substrate and has a reflectivity gradually increasing from the first end to the second end. At least two of light-emitting units are arranged in an array on the ink layer.

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