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:
Aug. 24, 2021
Filed:
Mar. 27, 2019
Boe Technology Group Co., Ltd., Beijing, CN;
Wenbo Li, Beijing, CN;
Chunyan Ji, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
The present disclosure discloses a backlight module and a manufacturing method thereof. The backlight module includes: a light guide plate, a reflection structure arranged on one side of the light guide plate and a diffusion structure arranged on the other side of the light guide plate; the reflection structure being switchable between a reflection state that reflects light and a transmission state that transmits light; the diffusion structure being switchable between a scattering state that scatters light and a transmission state that transmits light. The present disclosure also relates to a display device comprising the backlight module.