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:
Mar. 26, 2019
Filed:
Jul. 05, 2016
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Zhichao Zhang, Beijing, CN;
Tsungchieh Kuo, Beijing, CN;
Zheng Liu, Beijing, CN;
Mingxuan Liu, Beijing, CN;
Shoukun Wang, Beijing, CN;
Jingjing Jiang, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
A color film substrate comprises: a basal substrate, a plurality of color filters of at least one color formed on the basal substrate, and a black matrix formed on the basal substrate. The black matrix has a plurality of openings one-to-one corresponding to the plurality of color filters of at least one color. In a cross section perpendicular to the basal substrate, an edge of the color filter and an opening edge of the black matrix have an overlapping region. According to the color film substrate, manufacturing method thereof and display device provided by the embodiments of the present disclosure, by applying the technology of halftone mask plate and positive/negative photoresist, the patterns for the plurality of color filters of the at least one color and the pattern of the black matrix can be formed with one filter mask plate.