- 专利标题: Pixel driving circuit, driving method for the same, display panel, and display apparatus
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申请号: US17793841申请日: 2021-05-17
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公开(公告)号: US11875747B2公开(公告)日: 2024-01-16
- 发明人: Lujiang Huangfu , Li Wang , Can Zheng , Tian Dong , Libin Liu
- 申请人: BOE TECHNOLOGY GROUP CO., LTD.
- 申请人地址: CN Beijing
- 专利权人: BOE TECHNOLOGY GROUP CO., LTD.
- 当前专利权人: BOE TECHNOLOGY GROUP CO., LTD.
- 当前专利权人地址: CN Beijing
- 代理机构: IP & T GROUP LLP
- 优先权: CN 2010594547.4 2020.06.24
- 国际申请: PCT/CN2021/094183 2021.05.17
- 国际公布: WO2021/258915A 2021.12.30
- 进入国家日期: 2022-07-19
- 主分类号: G09G3/3258
- IPC分类号: G09G3/3258 ; G09G3/3233
摘要:
A pixel driving circuit includes: an energy storage sub-circuit, a reset sub-circuit, a compensation sub-circuit, a driving sub-circuit, and a current leakage suppression sub-circuit. The energy storage sub-circuit is coupled to a first node and a second node. The reset sub-circuit is coupled to the second node, a first scan timing signal terminal, and an initialization signal terminal. The compensation sub-circuit is coupled to the second node, a third node, and a second scan timing signal terminal. The driving sub-circuit is coupled to the second node, the third node, and a first voltage signal terminal. The current leakage suppression sub-circuit is coupled to the energy storage sub-circuit, the reset sub-circuit, and the compensation sub-circuit. The current leakage suppression sub-circuit is configured to suppress current leakage of the energy storage sub-circuit in a process of generating and transmitting the driving signal by the driving sub-circuit.
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