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:
May. 12, 2020
Filed:
Jul. 18, 2017
Oled display panel to reduce light leakage and method for manufacturing the same, and display device
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Wuhan, Hubei, CN;
Jie Yang, Hubei, CN;
Ming Zhang, Hubei, CN;
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Wuhan, Hubei, CN;
Abstract
The present disclosure discloses an OLED display panel, including a TFT array substrate and a plurality of anodes disposed in an array on the TFT array substrate, the TFT array substrate has a pixel defining layer disposed thereon, the pixel defining layer includes opening portions and spacing portions, and each opening portion corresponds to one sub-pixel area; wherein, the pixel defining layer has a first common layer, a second common layer and a cathode layer sequentially disposed thereon, and a light emitting material is disposed between the first common layer and the second common layer corresponding to each sub-pixel area; wherein, a hole blocking portion is further disposed above the spacing portion, and the hole blocking portion spaces the first common layer between two adjacent sub-pixel areas. The present disclosure further discloses a method for manufacturing the OLED display panel as mentioned above.