公开(公告)号：US20210408103A1

公开(公告)日：2021-12-30

申请号：US17007613

申请日：2020-08-31

Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.

Inventor： Wenjun DAI ,  Liang Xing ,  Tianyi Wu ,  Yuan Ding

IPC: H01L27/15

Abstract: Provided are a display panel, a preparation method thereof and a display device. The display panel includes a substrate; a driving circuit layer, where the driving circuit layer is disposed on a side of the substrate, and includes a plurality of driving circuits; and an LED element layer, where the LED element layer is disposed on a side of the driving circuit layer facing away from the substrate, and includes a plurality of micro-LED elements, where each of the plurality of micro-LED elements is electrically connected to a respective one of the plurality of driving circuits through a via hole.