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. 05, 2021
Filed:
Apr. 23, 2018
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Guangdong, CN;
Zhaosong Liu, Guangdong, CN;
Jangsoon Im, Guangdong, CN;
Abstract
A display panel and a method of producing the display panel are disclosed. A pixel unit and an auxiliary power supply unit are disposed at a portion of the display panel corresponding to the display sub-areas, the auxiliary power supply unit is configured to supply a power to a cathode layer so that an voltage of each of the display sub-areas applied by the cathode layer is equal to or substantially equal to each other. The cathode layer has a first cathode and a second cathode. The auxiliary power supply unit has a power line and an auxiliary power supply electrode. The display panel has an improved display quality in this disclosure.