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:
May. 14, 2019

Filed:

Dec. 12, 2017
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

ARa Yoon, Seoul, KR;

Seungman Ryu, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G06K 9/00 (2006.01); G06F 3/042 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133553 (2013.01); G02F 1/133602 (2013.01); G06F 3/042 (2013.01); G06K 9/0004 (2013.01); G02B 6/0031 (2013.01); G02B 6/0055 (2013.01); G02B 6/0088 (2013.01); G02F 2001/133331 (2013.01); G06F 2203/04109 (2013.01);
Abstract

The present disclosure relates to a flat panel display embedding an optical imaging sensor such as a fingerprint image sensor. The present disclosure provides a flat panel display embedding an image sensor comprising: a display panel including a display area and a non-display area; and a directional optical unit having a length and a width corresponding to the display panel and a thickness, and attached on a top surface of the display panel, wherein the directional optical unit includes: a cover plate; a light radiating film corresponding to the display area under the cover plate; a light incident film disposed under the cover plate; a low refractive layer disposed under the light radiating film and the light incident film, and attached on the top surface of the display panel; a reflecting layer covering one upper edge side of the cover plate facing the light incident film and one vertical side connecting to the one upper edge side; and a light source disposed at the lateral side of the display panel.


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