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:
Apr. 20, 2021
Filed:
Oct. 01, 2019
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Xiaohu Li, Beijing, CN;
Minghui Zhang, Beijing, CN;
Inho Park, Beijing, CN;
Hui Zheng, Beijing, CN;
Xiaopeng Cui, Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
An adjustment structure for depth of field, a display device, and a control method thereof. The adjustment structure for depth of field includes: a first substrate, a second substrate and a lens layer located between the first substrate and the second substrate. The lens layer includes a plurality of lens units; each of the plurality of lens units includes two electrodes and a lens located between the two electrodes with an adjustable focal length; the lens includes charged particles and a first transparent insulating liquid encapsulated by a transparent flexible film; the charged particles include positively charged particles and negatively charged particles.