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:
Mar. 22, 2022
Filed:
Aug. 27, 2019
Hefei Boe Optoelectronics Technology Co., Ltd., Anhui, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Jianwei Qin, Beijing, CN;
Bing Zhang, Beijing, CN;
Liang Gao, Beijing, CN;
Bo Han, Beijing, CN;
Hai Tang, Beijing, CN;
Lu Gao, Beijing, CN;
HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Hefei, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
The present application discloses a light collimating thin film, an edge-type backlight module, a liquid crystal display device, and a micro light emitting diode display device. The light collimating thin film includes a substrate having a first surface and a second surface which are opposed to each other, and a plurality of conical structures respectively penetrating the substrate. Axes of the plurality of conical structures are respectively perpendicular to the first surface and the second surface.