Invention Application
- Patent Title: DISPLAY DEVICE
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Application No.: US16875770Application Date: 2020-05-15
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Publication No.: US20210104558A1Publication Date: 2021-04-08
- Inventor: June Hwan KIM , Tae Young KIM , Jong Woo PARK , Young Tae CHOI , Hyun Cheol HWANG , Ki Ju IM
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR Yongin-si
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Priority: KR10-2019-0123220 20191004
- Main IPC: H01L27/12
- IPC: H01L27/12 ; H01L29/786 ; H01L27/32

Abstract:
A display device is provided. The display device comprises a substrate, a first buffer layer on the substrate, a first semiconductor layer on the first buffer layer and including a first active layer, a first gate insulating layer on the first semiconductor layer and the first buffer layer and covering the first active layer, a first conductive layer on the first gate insulating layer and including a first gate electrode, a second conductive layer on the first conductive layer and including a first source/drain electrode, a first interlayer insulating layer on the first conductive layer, a second semiconductor layer on the first interlayer insulating layer and including a second active layer, a second gate insulating layer on the second semiconductor layer and covering the second active layer, and a third conductive layer on the second gate insulating layer and including a second gate electrode and a second source/drain electrode, wherein the first gate insulating layer and the second gate insulating layer include different insulating materials.
Public/Granted literature
- US11848330B2 Display device Public/Granted day:2023-12-19
Information query
IPC分类: