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:
Jun. 25, 2019
Filed:
Mar. 22, 2018
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Yanqiu Li, Beijing, CN;
Hetao Wang, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
The present disclosure provides a color changing device, a display module, a manufacturing method thereof, and a display control method. The color changing device includes a plurality of color changing blocks and a color control circuit connected to the plurality of color changing blocks and configured to control each color changing block to exhibit a corresponding color. Each color changing block includes a transparent electrode, a transparent insulation layer arranged on the transparent electrode and provided with a groove, gold nanoparticles filled in the groove and electrically connected to the transparent electrode, and a plurality of electrode sheets coated with silver ions and covering the groove. The electrode sheets of different color changing blocks are insulated from each other.