Patent · US Active

Display module, display device, and backlight module

US12282216B2 · kind B2 · utility

0Cited by

0References

19Claims

0Family size

Assignees

BEIJING BOE DISPLAY TECHNOLOGY CO., LTD. · CN
BOE Technology Group Co., Ltd. · CN

Inventors

Zhuang Xu · Beijing, CN
Jixing Sun · Beijing, CN
Changjia FU · Beijing, CN
Dan Li · Shandong, CN
Zhaoshou Tian · Beijing, CN
Shanlei Hou · Beijing, CN
Hongbo Feng · Beijing, CN

Key dates

Filing date	Oct 29, 2021
Grant date	Apr 22, 2025
Priority date	—
Expiry date	Oct 29, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG02F2202/28
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A display module, a display device, and a backlight module avoid bad image quality. The display module includes: a backlight module and a display panel, and the backlight module includes: a back plate, a first light source and a middle frame, wherein the back plate includes a bottom plate; the first light source is on the bottom plate; the middle frame is between the bottom plate and the display panel, a concave part is on a surface of the middle frame adjacent to the display panel, and a second light source is in the concave part, such that bad image quality of the edge shadow of the display module is effectively avoided by arranging the second light source in the concave part of the surface of the middle frame adjacent to the display panel.

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