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. 18, 2022
Filed:
Mar. 20, 2020
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Dengfeng Wang, Beijing, CN;
Zhou Rui, Beijing, CN;
Maoxiu Zhou, Beijing, CN;
Haipeng Yang, Beijing, CN;
Lei Guo, Beijing, CN;
Lin Chen, Beijing, CN;
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., Anhui, CN;
BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., Beijing, CN;
Abstract
A mask is provided in embodiments of the disclosure, at least including: a first light transmission area provided with a first optical filter film; and a second light transmission area provided with a second optical filter film; the first optical filter film and the second optical filter film comprise respective materials through which light of different frequency ranges is optically filtered, respectively. A method for manufacturing a mask, a lithography method, a display panel, a display device, and an exposure device are further provided in embodiments of the disclosure.