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:
May. 21, 2019
Filed:
Aug. 21, 2014
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Changjun Zha, Beijing, CN;
Min Li, Beijing, CN;
Jingjing Jiang, Beijing, CN;
Hongjiang Wu, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Beijing BOE Display Technology Co., Ltd., Beijing, CN;
Abstract
A color filter substrate, a preparing method thereof and a display device are provided. The method includes: preparing a black matrix pattern and a color filter pattern on a substrate; preparing planarization layer and spacers including primary spacers and secondary spacers. The black matrix pattern includes primary areas and secondary areas, and the primary area has a width in the column direction of the black matrix pattern greater than the width of the secondary area in the column direction of the black matrix pattern. The primary spacers are located on primary areas of the black matrix pattern; and the secondary spacers are located on secondary areas of the black matrix pattern, the primary spacers have a height greater than that of the secondary spacers.