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:
Sep. 10, 2024
Filed:
Jul. 26, 2023
Coretronic Optics (Suzhou) Co., Ltd., Jiangsu, CN;
Coretronic Corporation, Hsin-Chu, TW;
Coretronic Optics (Suzhou) Co., Ltd., Jiangsu, CN;
Coretronic Corporation, Hsin-Chu, TW;
Abstract
A backlight module includes a light guide plate, a light source, a first prism sheet, and a second prism sheet. The light source is disposed on a light incident surface of the light guide plate. The first prism sheet is disposed on a side of a light exiting surface of the light guide plate and has multiple first prism structures facing the light guide plate. The second prism sheet has multiple second prism structures facing the light guide plate. An included angle between an extending direction of the first prism structures and an extending direction of the second prism structures is greater than or equal to 85 degrees and less than or equal to 95 degrees. An included angle between the extending direction of the second prism structures and the light incident surface is greater than or equal to 85 degrees and less than or equal to 95 degrees.