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. 31, 2021
Filed:
Apr. 11, 2019
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Bo Yang, Beijing, CN;
Fengzhen Lv, Beijing, CN;
Xinxia Zhang, Beijing, CN;
Xiao Guo, Beijing, CN;
Qun Li, Beijing, CN;
Huan Ni, Beijing, CN;
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Anhui, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A light source device, a backlight module and a liquid crystal display device are provided. The backlight module includes a prism structure, wherein the prism structure includes a substrate, prismatic tooth portions and a transparent sealing portion which are arranged in a stacked manner; and the transparent sealing portion seals the prismatic tooth portions, and the space between the prismatic tooth portions and the transparent sealing portion is a vacuum space.