DISPLAY PANEL, DISPLAY DEVICE AND MASK PLATE

• Main Authors: MA, Zhili, GUO, Sheng, HE, Guobing
• Format: Patent
• Language: Chinese; English; French
• Published: 06.06.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; SEMICONDUCTOR DEVICES

Provided in the embodiments of the present application are a display panel, a display device and a mask plate. The display panel has a display area, and the display panel comprises: a substrate; a pixel definition layer arranged on one side of the substrate, wherein the pixel definition layer comprises an isolation portion and a pixel opening, which is enclosed by the isolation portion and located in the display area; and a support column, which is located in the display area and arranged on the side of the isolation portion away from the substrate, wherein the support column comprises a first sub-section and a second sub-section, which are stacked in a direction away from the isolation portion, and an orthographic projection of at least part of the second sub-section on the substrate is located in an orthographic projection of the first sub-section on the substrate. The isolation portion comprises a first top face distributed on the peripheral side of the first sub-section, the first sub-section comprises a