DISPLAY PANEL AND DISPLAY MODULE, AND ELECTRONIC DEVICE

Abstract: embodiments of this application disclose a display panel and a preparation method thereof, and an electronic device, and relate to the field of display technologies, to improve display brightness uniformity of a display panel. the display panel includes: a backplane, an anode layer and a transfer electrode that are located on the backplane, a light emission function layer and a cathode layer that are located on the anode layer and the transfer electrode and that are sequentially stacked, a cathode suppression layer, and an auxiliary cathode. the backplane includes an auxiliary signal line, configured to reduce a voltage drop of the cathode layer. the transfer electrode and the anode layer are disposed on a same layer, and the transfer electrode is electrically connected to the auxiliary signal line. the light emission function layer and the cathode layer are provided with a first opening.

Inventor(s): Guohe Liu, Junyong Zhang, Zesheng Chen, Hu He

CPC Classification: H10K59/131 (ORGANIC ELECTRIC SOLID-STATE DEVICES)

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