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:
Feb. 22, 2022
Filed:
Mar. 20, 2018
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Yonglian Qi, Beijing, CN;
Lianjie Qu, Beijing, CN;
Hebin Zhao, Beijing, CN;
Bingqiang Gui, Beijing, CN;
Xianxue Yang, Beijing, CN;
Shuai Liu, Beijing, CN;
Guangdong Shi, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Beijing BOE Display Technology Co., Ltd., Beijing, CN;
Abstract
The present application provides an optical modulating device having a light transmissive region and a light blocking region. The optical modulating device includes a base substrate; a plurality of protrusions on the base substrate in the light transmissive region and configured to allow light emitting out of a side of the optical modulating device; and a reflective layer on the base substrate in the light blocking region and configured to block light from emitting out of the side of the optical modulating device.