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:
Jan. 31, 2023

Filed:

Sep. 16, 2020
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Sung Won Cho, Hwaseong-si, KR;

Yun Jong Yeo, Hwaseong-si, KR;

Seon Il Kim, Hwaseong-si, KR;

Youn Joon Kim, Seoul, KR;

Dae Won Choi, Cheonan-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 3/02 (2006.01); G02F 1/13357 (2006.01); G02B 5/04 (2006.01); G06F 1/16 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133606 (2013.01); G02B 5/045 (2013.01); G06F 1/1609 (2013.01); G02F 1/133607 (2021.01);
Abstract

A light control member includes a light control substrate including a surface, and a scalene prism disposed on the light control substrate. The scalene prism includes a first side surface extended at a first angle with respect to the surface of the light control substrate, and a second side surface extended at a second angle with respect to the surface of the light control substrate, the second angle being greater than the first angle. The light control member includes an etching stopper disposed on the scalene prism, and at least one absorption pattern disposed on the etching stopper on the second side surface of the scalene prism.


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