基本信息:
- 专利标题： DISPLAY DEVICE
- 申请号：EP22895771.8 申请日：2022-06-20
- 公开(公告)号：EP4436336A1 公开(公告)日：2024-09-25
- 发明人： KIM, Keun Woo
- 申请人： Samsung Display Co., Ltd.
- 申请人地址： KR Yongin-si, Gyeonggi-do 17113 1, Samsung-ro Giheung-gu
- 专利权人： Samsung Display Co., Ltd.
- 当前专利权人： Samsung Display Co., Ltd.
- 当前专利权人地址： KR Yongin-si, Gyeonggi-do 17113 1, Samsung-ro Giheung-gu
- 代理机构： Marks & Clerk LLP
- 优先权： KR 210159513 2021.11.18
- 国际申请： KR2022008712 2022.06.20
- 国际公布： WO2023090559 2023.05.25
- 主分类号： H10K59/00
- IPC分类号： H10K59/00 ; H01L29/786
摘要：
A display device includes: a substrate; a buffer layer on the substrate; a driving transistor on the buffer layer and including a first semiconductor pattern, a first gate electrode, a first source electrode, and a first drain electrode; and a switching transistor on the buffer layer and spaced apart from the driving transistor, the switching transistor including a second semiconductor pattern, a second gate electrode, a second source electrode, and a second drain electrode, wherein the buffer layer includes a first buffer layer including silicon nitride and a second buffer layer including silicon oxide, only the second buffer layer is under the first semiconductor pattern of the driving transistor, and the first buffer layer and the second buffer layer are under the second semiconductor pattern of the switching transistor.
IPC结构图谱:
| H | 电学 |
| --H10 | 半导体器件；其他类目中不包括的电固体器件 |
| ----H10K | 有机电固态器件 |
| ------H10K59/00 | 集成器件或多个器件的组装件，包括至少一个包含在组H10K50/00中的有机发光元件 |