Fuzhou Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Zuwei Weng

Weize Xu

Yupeng Huang

Bin Weng

Yichiang Lai

Nani Liu

Qianglong Li

Jiujian Han

Bo Hu

Han Wu

Bao Liu

Qiaohong Huang

Juijian Han

Provided is a display substrate. A data writing circuit included in each pixel circuit is coupled to a first scanning line, a switching control line, a data signal line, and a drive circuit. The data writing circuit transmits, under the control of the first scanning line and the switching control line, a data signal provided by the data signal line to the drive circuit, such that the drive circuit drives the coupled light-emitting element to emit light. In the same pixel circuit group, each pixel circuit subgroup is coupled to a different switching control line, and the plurality of coupled data signal lines are coupled to the same data line to receive the data signals from the data line. Thus, each pixel circuit, under the control of the switching control line coupled thereto, receives the data signal provided by the data line for the data signal line coupled thereto.

Display substrate and method for driving same, and display apparatus

A liquid crystal display panel and a driving method of a liquid crystal display panel. The driving method includes: providing a first gate signal to a first gate line corresponding to a first row of sub-pixels among the plurality of rows of sub-pixels, in which the first gate signal includes an on period and an off period used to control the first row of sub-pixels to be turned on and off respectively; writing, during the on period of the first gate signal, a plurality of first data signals to sub-pixels among the first row of sub-pixels through the plurality of data lines, and during the on period of the first gate signal, a first writing time length of a negative polarity data signal is less than a second writing time length of a positive polarity data signal.

Driving method of liquid crystal display panel and liquid crystal display panel

An OLED pixel compensation circuit, a driving method thereof, and a display device are provided. The OLED pixel compensation circuit includes an input sub-circuit, a compensation sub-circuit, a driving sub-circuit and a light-emitting sub-circuit. The input sub-circuit is coupled to the compensation sub-circuit and configured to input a data signal into the compensation sub-circuit. The compensation sub-circuit is coupled to the driving sub-circuit and the light-emitting sub-circuit and configured to compensate a threshold voltage of the driving sub-circuit. The driving sub-circuit is configured to drive the light-emitting sub-circuit to emit light after the threshold voltage of the driving sub-circuit is compensated.

OLED pixel compensation circuit, driving method and display device

The present disclosure provides a shift register unit and a method for driving the same, a gate driving circuit and a display device. The shift register unit includes: an input sub-circuit configured to receive an input control signal and an input signal, and transmit the input signal to a first pull-down node of the shift register unit under control of the input control signal; a first control sub-circuit configured to receive a first clock signal and electrically couple the first pull-down node to a second pull-down node of the shift register unit under control of the first clock signal; and an output sub-circuit configured to receive a first constant voltage signal and transmit the first constant voltage signal to an output terminal of the shift register unit under control of a voltage at the second pull-down node.

Control circuit configuration for shift register unit, gate driving circuit and display device, and method for driving the shift register unit

The present disclosure provides a shift register unit, a gate driving circuit and a method for driving the same, and a display apparatus. The shift register unit includes: an input sub-circuit coupled to an input signal terminal and a pull-up node and configured to transmit an input signal from the input signal terminal to the pull-up node under control of the input signal; and n output sub-circuits, wherein each of the n output sub-circuits is coupled to the pull-up node, one of n clock signal terminals, a first level signal terminal, and one of n output signal terminals, and is configured to transmit a clock signal from the clock signal terminal coupled to the output sub-circuit to the output signal terminal coupled to the output sub-circuit under control of a voltage signal at the pull-up node, where n is an integer greater than 1.

Shift register unit, gate driving circuit and method for driving the same, and display apparatus

The present disclosure provides a pixel driving circuit, a method for driving the pixel driving circuit, and a display panel. The pixel driving circuit includes: a driving circuit coupled to a first control signal terminal and a data signal terminal, and configured to generate a driving current based on a signal from the data signal terminal under control of a signal from the first control signal terminal; and a compensation circuit coupled to the first control signal terminal, a second control signal terminal, an output signal terminal, and the driving circuit, and configured to perform a threshold voltage compensation on the driving circuit and provide the driving current generated by the driving circuit to the output signal terminal, under control of a signal from a first control signal terminal and a signal from the second control signal terminal.

Pixel driving circuit and driving method thereof, and display panel

A gate driving signal detection circuit, a method, and a display device are provided, the gate driving signal detection circuit includes a switch sub-circuit and a test signal line, during a blank time period and an interval time period, the switch sub-circuit controls writing of a clock signal output by a clock signal line into the test signal line; during a output time period of each stage of gate driving signal, when a potential of the gate driving signal is an effective level, the switch sub-circuit controls to establish a connection between a corresponding gate driving signal output terminal and the test signal line, when the potential of the gate driving signal is an ineffective level, the switch sub-circuit controls to disconnect the connection between the corresponding gate driving signal output terminal and the test signal line.

Gate driving signal detection circuit, detection method, and display device

A pixel circuit, a driving method and a display apparatus are provided. The pixel circuit includes: a signal input sub-circuit, a data input sub-circuit, a light emitting control sub-circuit, a compensation sub-circuit, a capacitor sub-circuit, a driving transistor and a light emitting device. By the cooperation of the above sub-circuits and elements, a threshold voltage of the driving transistor can be compensated, and a voltage of a first power terminal can also be compensated.

Pixel circuit, driving method and display apparatus

A signal protection circuit, a driving method thereof, and a device. A voltage division circuit divides a voltage of an input signal end and outputs a divided voltage. When the divided voltage is greater than a first threshold voltage and the divided voltage is less than a second threshold voltage, a signal control circuit outputs a first-level switch control signal. In this way, an output control circuit can connect the input signal end with an output signal end in response to the first-level switch control signal. When the divided voltage is less than the first threshold voltage or the divided voltage is greater than the second threshold voltage, the signal control circuit may output a second-level switch control signal. In this way, the output control circuit can connect the input signal end with a ground terminal in response to the second-level switch control signal.

Signal protection circuit, driving method thereof, and device

A voltage control circuit and a method of controlling the same, and a display device are provided. The comparison sub-circuit is coupled to a first reference voltage end, a second reference voltage end, a feedback voltage end and a comparison output end which is coupled to the switching sub-circuit. The switching sub-circuit is further coupled to an output voltage end, an initial voltage end and a replacement voltage end. The comparison sub-circuit determines whether a voltage of the feedback voltage end is between the first reference voltage and the second reference voltage. The switching sub-circuit transmits a voltage of the initial voltage end to the output voltage end in response to a first control signal of the comparison output end; transmit a voltage of the replacement voltage end to the output voltage end in response to a second control signal of the comparison output end.

Voltage control circuit and method of control the same, display device

A pixel circuit includes an input module, an emission control module, a compensation module, a driving transistor and a light emitting device. The input module is configured to provide a signal of a data signal terminal to a gate of the driving transistor and provide a signal of an initialization signal terminal to a second electrode of the driving transistor. The compensation module is configured to provide a signal of a power supply voltage terminal to a first electrode of the driving transistor. The emission control module is configured to provide a signal of a reference voltage signal terminal to the gate of the driving transistor and conduct the second electrode of the driving transistor with the light emitting device.

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Beijing, China

Zuwei Weng