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:
Oct. 06, 2015
Filed:
Dec. 26, 2012
Lg Display Co., Ltd., Seoul, KR;
Min-Kyung Lee, Seoul, KR;
Jae-Kyun Lee, Goyang-si, KR;
Seung-Ryull Park, Goyang-si, KR;
Kyung-Mo Son, Paju-si, KR;
Ji-Hye Lee, Paju-si, KR;
Jeong-Gi Yun, Paju-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A color filter substrate includes a substrate in which a plurality of pixel areas are defined; a black matrix formed on the substrate, and having a plurality of openings in correspondence to the pixel areas; a color filter layer formed on the substrate, and including a red color filter, a green color filter, and a blue color filter that are sequentially arranged in a first direction in correspondence to the pixel areas; and a plurality of first column spacers and a plurality of second column spacers formed over the black matrix, and having different heights, wherein a height of each of the first column spacers is higher than a height of each of the second column spacers, and an arrangement density of the first column spacers is lower than an arrangement density of the second column spacers.