Invention Grant
- Patent Title: Driving circuit and driving method of display panel, display panel, and display apparatus
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Application No.: US17512635Application Date: 2021-10-27
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Publication No.: US12027086B2Publication Date: 2024-07-02
- Inventor: Zhu Wang , Fei Fang , Ling Shi , Zhenglong Yan
- Applicant: Chengdu BOE Optoelectronics Technology Co., Ltd. , BOE Technology Group Co., Ltd.
- Applicant Address: CN Sichuan
- Assignee: Chengdu BOE Optoelectronics Technology Co., Ltd.,BOE Technology Group Co., Ltd.
- Current Assignee: Chengdu BOE Optoelectronics Technology Co., Ltd.,BOE Technology Group Co., Ltd.
- Current Assignee Address: CN Sichuan; CN Beijing
- Agency: Ling and Yang Intellectual Property
- Agent Ling Wu; Stephen Yang
- Priority: CN 2110194081.3 2021.02.20
- Main IPC: G09G3/00
- IPC: G09G3/00 ; G09G3/3266 ; G09G3/3275

Abstract:
A driving circuit of a display panel includes: a first driving control circuit configured to, in a first display state, provide a signal of an OFF signal terminal to a starting node of a first light emitting signal driver according to a control signal of an ON level provided by a control signal terminal; the first light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide an OFF-level signal to a light emitting control terminal of a pixel driving circuit in a first display region according to the signal of the OFF signal terminal; and a second light emitting signal driver configured to, in the first display state, control a light emitting signal output terminal to provide a light emitting signal to a light emitting control terminal of a pixel driving circuit in a second display region.
Public/Granted literature
- US20220270530A1 Driving Circuit and Driving Method of Display Panel, Display Panel, and Display Apparatus Public/Granted day:2022-08-25
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