Invention Publication
- Patent Title: DISPLAY PANEL INCLUDING PIXEL DRIVING TRANSISTOR
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Application No.: US18462389Application Date: 2023-09-06
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Publication No.: US20240188322A1Publication Date: 2024-06-06
- Inventor: Sangwoo Sohn , Eunhye Ko , Yeon Keon Moon , Sunhee Lee , Hyunmo Lee , Hyunjun Jeong
- 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: KR 20220166096 2022.12.01
- Main IPC: H10K50/30
- IPC: H10K50/30 ; H10K59/121 ; H10K59/80 ; H10K71/00 ; H10K77/10

Abstract:
A display panel includes a light emitting element and a pixel circuit electrically connected to the light emitting element and includes a first transistor and a second transistor. The first transistor includes a first semiconductor pattern including a first source region, a first drain region, and a first channel region, a first gate electrode disposed over the first channel region, and a first conductive pattern disposed under the first channel region. The second transistor includes a second semiconductor pattern including a second source region, a second drain region, and a second channel region, a second gate electrode disposed over the second channel region, and a second conductive pattern disposed under the second channel region. A length of the first conductive pattern is longer than a length of the first gate electrode. The second conductive pattern is shorter than a length of the second gate electrode.
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