公开(公告)号：US20200243571A1

公开(公告)日：2020-07-30

申请号：US16846240

申请日：2020-04-10

Applicant: Samsung Display Co., Ltd.

Inventor： Yunmo Chung ,  Daewoo Lee ,  llhun Seo ,  Hojin Yoon

IPC: H01L27/12 ,  H01L27/32 ,  H01L27/146

Abstract: A display apparatus including a first thin film transistor disposed on a substrate and including a first gate electrode and a first active layer including a silicon semiconductor, and a second thin film transistor disposed on the first thin film transistor and including a second gate electrode and a second active layer overlapping the first thin film transistor, the second active layer including an oxide semiconductor.