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.

Date of Patent:
Oct. 29, 2019

Filed:

Jul. 05, 2018
Applicant:

Innolux Corporation, Chu-Nan, Miao-Li County, TW;

Inventors:

Bo-Tsuen Chen, Chu-Nan, TW;

Hsia-Ching Chu, Chu-Nan, TW;

Kuei-Ling Liu, Chu-Nan, TW;

Kuo-Chang Su, Chu-Nan, TW;

Assignee:

INNOLUX CORPORATION, Chu-Nan, Miao-Li County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); F21V 8/00 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0025 (2013.01); G02B 6/0045 (2013.01); G02B 6/0053 (2013.01); G02F 1/133308 (2013.01); G02F 2001/133317 (2013.01);
Abstract

A display module including a display panel and a backlight module disposed on a side of the display panel is provided. The backlight module includes a light guide, a light emitting diode, and a first optical film. The light emitting diode has a light emitting surface adjacent to the light guide. The first optical film is located between the light guide and the display panel. The first optical film includes a first prisms extending along a first direction. The first prisms has a first unit area and a second unit area. A first part of the first prism in the first unit area has a first average height larger than a second average height of a second part of the first prism in the second unit area.


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