The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 08, 2025
Filed:
May. 31, 2022
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Zhanchang Bu, Beijing, CN;
Qingshan Qu, Beijing, CN;
Jixing Sun, Beijing, CN;
Bochang Wang, Beijing, CN;
Haijun Shi, Beijing, CN;
Beijing BOE Display Technology Co., Ltd., Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A backlight module is provided to include a back plate, and a light source, a middle frame, a diffuser plate, an optical film layer sequentially arranged in a direction away from the back plate; a light outgoing surface of the light source faces the diffuser plate; orthographic projections of the optical film layer, the diffuser plate and the light source on the back plate overlap with each other; an orthographic projection of the middle frame on the back plate overlaps with a peripheral edge of the back plate; the middle frame is connected to the peripheral edge; the orthographic projection of the middle frame on the back plate does not overlap with that of the light source; the middle frame includes a body structure and a first support portion, which have a one-piece structure; the body structure is on a side of the diffuser plate close to the back plate.