Shanghai Tianma Am-oled Co., Ltd.

Yilin Xu

Juan Zhu

Yue Ping Li

Yana Gao

Dongxu Xiang

Renyuan Zhu

Gaojun Huang

Zhonglan Cai

Xingyao Zhou

Xing Yao Zhou

Jiayao Yang

The present disclosure provides an emission controller, a driving method thereof, and a display device. The emission controller includes a first processing module, a second processing module, a third processing module, an output module and a shift control module. The first processing module generates a first signal in response to a first control signal, a second control signal and a second signal. The second processing module generates a second signal in response to the first control signal and the first signal. The third processing module generates third and fourth signals in response to the second control signal, the second and first signals. The output module provides emission control signal in response the first and fourth signal. The shift control module provides a shift control signal in response to the first and fourth signal, or provides a shift control signal in response to the first and third signal.

Emission controller, driving method, and display device

The present disclosure provides a shift register, a driving circuit, a display device and a driving method for improving the accuracy of an output signal. The first input unit of the shift register is configured to provide a signal at a first fixed potential terminal to a first node, a signal at the input signal terminal to the first node and the signal at the input signal terminal to the first node. A second input unit of the shift register is configured to provide the signal at the input signal terminal to the second node and a signal at the first fixed potential terminal to the second node. An output unit of the shift register is configured to provide a signal at the first clock signal terminal to an output signal terminal of the shift register and a signal at a second fixed potential terminal to the output signal terminal.

Driving circuit, display device and driving method

The present disclosure provides an emission control circuit including a first processing module, a second processing module, a third processing module and an output module. The first processing module generates a first signal in response to a first control signal, a second control signal and a second signal. The second processing module includes a first transistor having a control electrode electrically connected to the first node, a first electrode electrically connected to the second node and a second electrode electrically connected to the first control signal terminal, and a second transistor having a control electrode electrically connected to the first control signal terminal, a first electrode electrically connected to the second node and a second electrode electrically connected to the first control signal terminal. The third processing module generates a third signal and a fourth signal in response to the second control signal, the first signal and the second signal.

Emission control circuit, method for driving emission control circuit, emission controller, and display device

The present disclosure provides a shift register. The shift register includes: a first node control module configured to control level at a first node based on a first clock signal and a second clock signal; a second node control module configured to control level at a second node based on level at the first node, the first clock signal, the second clock signal, a first low level signal and a high level signal; an output control module configured to control an output terminal to output high or low level based on level at the first node, level at the second node, the high level signal and a second low level signal; and a carry control module configured to control a carry terminal to output high or low level based on level at the second node, level at the output terminal, the high level signal and the second low level signal.

Shift register and driving method of the same, emission driving circuit, and display device

The present disclosure provides a shift register. The shift register includes: a first node control module for controlling level at the first node; a second node control module for controlling level at a second node; and an output control module for controlling the output terminal to output high or low level. The first node control module includes an input unit configured to write the input signal into the third node and a protection unit configured to control a level at a fourth node based on a level at the third node and control writing of the level at the fourth node into the first node based on the second clock signal. The technical solution of the present disclosure can prevent the transistor for providing the third node with inputting signal from being broken down.

Scan driving circuit, driving method, and display device

The present disclosure provides an emission driving circuit, which includes: a first node control module configured to provide an input signal or a high level signal to a first node based on a first clock signal and a second clock signal, to control a level at the first node; a second node control module configured to control a level at a second node based on the level at the first node, the first clock signal, the second clock signal, a first low level signal and the high level signal; and an output control module configured to control an output terminal to output high or low level based on level at the first node, level at the second node, the high level signal and a second low level signal. A low level of the first low level signal is different from a low level of the second low level signal.

Emission driving circuit, driving method of the same, and display device

The present disclosure provides a driving circuit, a method for controlling light emission, and a display device. The driving circuit includes one or more light emission shift registers, each of which includes a first processing module configured to control a signal at a first node based on signals at the input signal terminal, the first clock signal terminal and the second clock signal terminal; a second processing module including first and second transistors, wherein the first transistor is a dual-gate transistor, and the second transistor has a first terminal electrically connected to the pulse signal terminal and a second terminal electrically connected to the second node; and an output module configured to control a signal at an output signal terminal based on the signals at the first level signal terminal, the second level signal terminal, the first node and the second node.

Driving circuit, method for controlling light emission and display device

Provided is a shift register, including a first node control module for controlling a level state of a first node based on an input signal, a first clock signal and a second clock signal. The shift register includes a second node control module for controlling a level state of a second node based on the input signal, the first clock signal, the second clock signal and the level state of the first node. In a phase when the input signal is at high level and the first clock signal is at low level, a third node for controlling a level at the second node is provided with high level, such that in a phase when the input signal is at high level and the second clock signal is at low level, the level at the third node is pulled down so as to provide low level at the second node.

Emission driving circuit, driving method of shift register, and display device

The present disclosure provides a driving circuit, a display device and a driving method. The driving circuit includes a shift register including: a first input unit for controlling a first node based on signals at first and second clock signal terminals, an input signal terminal, a second node and an output signal terminal; a second input unit for providing a signal at a first constant potential terminal to the second node under control of the first clock signal terminal and providing the signal at the input signal terminal or the first clock signal terminal to the second node under control of the first node; and an output unit for providing a signal at the second clock signal terminal to the output signal terminal under control of the first node and providing a signal at a second constant potential terminal to the output signal terminal under control of the second node.

Driving circuit, driving method and display device

A display panel and a display device include first electrodes arranged in first direction and extending in second direction, and second electrodes arranged in second direction and extending in first direction; any two adjacent first electrode blocks in each first electrode are electrically connected to each other by a first connection electrode; any two adjacent second electrode blocks in each second electrode are connected to each other by a bridge structure, each bridge structure includes at least two bridges; each first connection electrode includes a first overlapping electrode and a first non-overlapping electrode, orthographic projections of the first overlapping electrode and the bridges on the display panel overlap, and orthographic projections of the first non-overlapping electrode and the bridges on the display panel do not overlap; and the first overlapping electrode has a length in the first direction smaller than the first non-overlapping electrode in the first direction.

Display panel including electrode blocks connected by bridge structure and display device

The present disclosure provides a shift register, a driving method of the shift register, an emission driving circuit, and a display device. The shift register includes a first node control module, a second node control module and an output control module. A first low level signal VGLprovides low level at a first node, and a high level signal provides high level at a second node. The output control module includes a transistor for outputting low level, so that an output terminal outputs a third low level signal. The first low level signal VGL, the third low level signal VGLand a threshold voltage Vthof the transistor in the output control module satisfy a relation of VGL&#x3e;VGL+|Vth|, such that in a phase following the output terminal outputting the high level signal, the output terminal completely outputs the third low level signal.

Emission driving circuit, display device and driving method of shift register

The present disclosure provides a driving circuit, a display device and a driving method, aiming to eliminate influence of potential of output terminal of shift register on potential of control node of the shift register and thus avoid an adverse effect on display. The scan driving circuit includes shift registers. Each shift register includes a first node control unit configured to switch on the input terminal and the first node; a second node control unit configured to switch on the second node and the first clock signal terminal and also to switch on the first power voltage terminal and the second node; a first output unit configured to switch on the second power voltage terminal and the output terminal; and a second output unit configured to switch on the second clock signal terminal and the output terminal. The third node is electrically connected to the first node.

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Shanghai, China

Yilin Xu