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:
Dec. 08, 2015

Filed:

Aug. 21, 2014
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Dong Youb Oh, Seoul, KR;

Hee-Keun Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/12 (2006.01); G02F 1/1337 (2006.01); G02F 1/1341 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
H01L 27/127 (2013.01); G02F 1/1337 (2013.01); G02F 1/1341 (2013.01); G02F 1/133512 (2013.01); G02F 1/133514 (2013.01); G02F 1/133711 (2013.01); H01L 27/124 (2013.01); H01L 27/1262 (2013.01);
Abstract

Provided is a display device, including: an insulation substrate; a thin film transistor positioned on the insulation substrate; a pixel electrode connected with the thin film transistor; a first alignment layer positioned on the pixel electrode; a second alignment layer spaced apart from the first alignment layer by a microcavity; a common electrode positioned on the second alignment layer; a roof layer on the common electrode; a liquid crystal injection hole in the common electrode and the roof layer to extend to a part of the microcavity; a liquid crystal layer filling the microcavity; and an overcoat on the roof layer to cover the liquid crystal injection hole to seal the microcavity. Each of the first alignment layer and the second alignment layer includes a plurality of heterogeneous layers.


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