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:
Nov. 26, 2019
Filed:
Jun. 21, 2018
AU Optronics Corporation, Hsinchu, TW;
Ming-Lung Chen, Taoyuan County, TW;
Ming-Chun Hsu, Miaoli County, TW;
Li-Jia Chen, Hsinchu, TW;
Cheng-Chuan Chen, Hsinchu County, TW;
Chih-Kang Wu, Hsinchu, TW;
Au Optronics Corporation, Hsinchu, TW;
Abstract
A backlight module including a light output module, a first prism sheet, and a second prism sheet is provided. The light output module has a light output surface. The first prism sheet is disposed on the light output surface of the light output module. The first prism sheet has a plurality of first prism structures extending in a first extending direction. The second prism sheet is disposed on the first prism sheet. The second prism sheet has a plurality of second prism structures extending in a second extending direction. The angle between the first extending direction and the second extending direction is less than or equal to 30 degrees.