Patent · US Active

Backlight source, backlight module and display device

US11215876B2 · kind B2 · utility

0Cited by

0References

19Claims

0Family size

Assignees

Inventors

Xiaoji Li · Beijing, CN
Yanli Zhao · Beijing, CN
Peng Li · Beijing, CN
Zhe Li · Poughkeepsie, US
Wei Zhu · Longbeilingcun, CN
Lan XIN · Beijing, CN

Key dates

Filing date	Jan 31, 2019
Grant date	Jan 4, 2022
Priority date	—
Expiry date	Apr 27, 2039

Classification

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

Abstract

A backlight source, a backlight module and a display device are provided. The backlight source includes a light source and a polarizer component, the light source is configured to emit light to the polarizer component, the polarizer component is configured to convert the light emitted from the light source into polarized light, and the polarizer component includes a birefringent material. The backlight source emits linearly polarized light by using the birefringent material.

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