Invention Application
- Patent Title: DISPLAY PANEL AND DISPLAY DEVICE
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Application No.: US17643557Application Date: 2021-12-09
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Publication No.: US20220254291A1Publication Date: 2022-08-11
- Inventor: Qingjun LAI , Yihua ZHU , Yong YUAN , Ping AN , Zhaokeng CAO
- Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
- Applicant Address: CN Xiamen
- Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
- Current Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.
- Current Assignee Address: CN Xiamen
- Priority: CN202110164268.9 20210205
- Main IPC: G09G3/20
- IPC: G09G3/20 ; G11C19/28

Abstract:
A display panel and a display device are provided. The display panel includes a driving circuit. The driving circuit includes N levels of shift registers cascaded with each other, where N 2. A shift register of the N levels of shift registers includes: a first control unit, configured to receive an input signal and control a signal of a first node in response to a first clock signal; a second control unit, configured to receive a first voltage signal and a second voltage signal, and control a signal of a second node in response to the signal of the first node, the first clock signal, and a second clock signal; and a third control unit, configured to receive the first voltage signal and the second voltage signal, and control an output signal in response to the signal of the second node and a signal of the third node.
Public/Granted literature
- US11568781B2 Display panel and display device Public/Granted day:2023-01-31
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