Beijing Boe Display Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Boe Technology Groupco., Ltd.

Dianzheng Dong

Kan Zhang

Guangxing Wang

Bin Zhang

Qiang Zhang

Pengming Chen

Wenpeng Xu

Weitao Chen

Yan Yan

Wan Lin

Haixu Wang

Junwei Wang

Xiao Wang

Tingting Wang

Yu He

Xue Wang

Yu Xie

Zhiqiang Ma

Yaya Qi

Xiaoying Li

Leiyang Wang

Heng Lu

Zheng Wang

Lei Liu

Yu Ma

Qiang Li

Ziqiang Guo

Xiaopeng Cui

Xin Gai

Chengte Lai

Ming Tian

Haiqin Huang

Yongquan Lu

Jiajia Song

Dade Sheng

Dongqi Chang

Chiachia Sung

The present disclosure provides a display substrate, including: a display area and a bonding area positioned on a side of the display area, the bonding area includes a plurality of bonding sub-areas arranged at intervals, the bonding sub-areas are arranged along a direction in which an edge of the display area extends and configured for bonding a chip-on-film, where a first antistatic layer is further arranged on the bonding area, at least a part of the first antistatic layer is positioned between adjacent ones of the bonding sub-areas, and the first antistatic layer is electrically coupled to a reference signal terminal. The present disclosure further provides a display device.

Display substrate and display device

A display drive circuit, a drive method thereof, and a display device are disclosed. The display drive circuit includes: a pixel circuit and a compensation circuit, the pixel circuit includes: a drive transistor, a light emitting device, a storage capacitor, and a gating sub-circuit configured to control connection and disconnection between the control electrode of the drive transistor and a control terminal of the compensation circuit and connection and disconnection between a second electrode of the light emitting device and a sensing terminal of the compensation circuit in response to a signal of a scanning line; the compensation circuit includes: a voltage generating sub-circuit configured to generate a sensing voltage according to the drive current and a target data voltage, and a voltage adjusting sub-circuit configured to adjust a voltage of the control terminal according to the sensing voltage and a voltage of a second power supply terminal.

Display drive circuit and drive method thereof, and display device

The present application provides a gate driving unit circuit and a method of driving the same, a gate driving circuit and a display apparatus. The gate driving unit circuit includes a shift register and a plurality of driving signal output sub-circuits. Each driving signal output sub-circuit corresponds to one of gate lines on an array substrate, is coupled to a first power supply terminal and a signal output terminal of the shift register, and also coupled to a corresponding one of driving scan signal lines. Each driving signal output sub-circuit is configured to output, under the control of a signal output by the signal output terminal of the shift register, a driving scan signal provided by the corresponding driving scan signal line or an OFF voltage provided by the first power supply terminal to the corresponding gate line.

Gate driving unit circuit and method of driving the same, gate driving circuit and display apparatus

The present disclosure provides a common voltage compensation circuit including a feedback signal input terminal and a compensation sub-circuit. The compensation sub-circuit is configured to generate a compensation voltage for compensating a common voltage according to a feedback signal from the feedback signal input terminal and a reference common voltage. The common voltage compensation circuit also includes a first filter sub-circuit, a first terminal of the first filter sub-circuit is electrically coupled to the feedback signal input terminal, and a second terminal of the first filter sub-circuit is electrically coupled to a first clock signal line. The feedback signal line arranged is adjacent to a second clock signal line, and a first clock signal in the first clock signal line and a second clock signal in the second clock signal line are inverted relative to each other. The present disclosure also provides a display driver and a display device.

Common voltage compensation circuit, display driver and display device

A touch circuit includes a touch circuit, a first energy storage circuit, a second energy storage circuit and a resetting circuit. A first end of the first energy storage circuit is connected to a control end of the touch circuit, and a second end thereof is connected to a first voltage input end. A first end of the second energy storage circuit is connected to a first conductive line, and a second end thereof is connected to the control end of the touch circuit. A first end of the touch circuit is connected to the first conductive line, and a second end thereof is connected to a third conductive line. A control end of the resetting circuit is connected to a second conductive line, a first end thereof is connected to the third conductive line, and a second end thereof is connected to a second voltage input end.

Touch circuit including pressure sensitive circuit, touch driving method and touch display panel

A pixel circuit includes a liquid crystal capacitor, a selection unit, a gray scale writing unit, and a reset unit. The selection unit is configured to determine whether to charge the liquid crystal capacitor according to a row control signal and a column control signal. The gray scale writing unit is configured to apply a gray scale voltage signal to the liquid crystal capacitor, when the selection unit determines to charge the liquid crystal capacitor, and an application duration of the gray scale voltage signal controls a gray scale level displayed by the liquid crystal capacitor. The reset unit is configured to disconnect the gray scale writing unit and the liquid crystal capacitor to stop charging the liquid crystal capacitor upon receiving the reset signal, and reset the voltage of the liquid crystal capacitor to an initial state.

Pixel circuit, display device and driving method

An array substrate, a display panel, a display device, an operating method, and a manufacturing method are disclosed. The array substrate includes a wiring structure formed on a base substrate, and the wiring structure includes a common electrode line for connecting a common electrode, and a plurality of signal lines. The plurality of signal lines include at least one pair of signal lines, and the pair of signal lines include a first signal line and a second signal line. The first signal line is disposed on a first side of the common electrode line and is configured to transmit a driving signal for a gate driving circuit. The second signal line is disposed on a second side of the common electrode line and is configured to transmit an inverted signal of the driving signal.

Array substrate for reducing coupling effect, display panel, display device, operating method, and manufacturing method

The present application provides a display substrate having a display area and a peripheral area. The display substrate includes a base substrate; a black matrix in the peripheral area on the base substrate; and an auxiliary black matrix in the peripheral area on the base substrate and spaced apart from the black matrix. The auxiliary black matrix is in an outer peripheral region of the peripheral area. The outer peripheral region is a region outside the black matrix and on a side of a region in the peripheral area occupied by the black matrix distal to the display area.

Display substrate and display apparatus

A touch panel, a display device and a touch detection method are provided. The touch panel includes a base substrate, a plurality of transmitter groups and a receiver. The base substrate has a touch surface configured to receive a touch operation, each of the plurality of transmitter groups includes a plurality of transmitters. The transmitters are configured to emit light, the receiver is configured to receive light emitted by the transmitters. the base substrate is configured to produces a deformation upon receiving the touch operation, the light received by the receiver corresponds to the deformation.

Touch panel being able to realize force touch and touch detection method thereof and display device

The present disclosure provides a touch circuit, a touch array circuit and a method for driving the same, and a display panel. The touch circuit includes: a first resistor, a second resistor, a control sub-circuit, a third resistor, a strain resistor and a Hall element. The first resistor is connected to a first scanning signal terminal, the control sub-circuit, the second resistor and the Hall element. The second resistor is further connected to a first level terminal and the third resistor. The control sub-circuit is further connected to the strain resistor and a second scanning signal terminal. The strain resistor is further connected to the third resistor and the Hall element. The Hall element is further connected to an inductive voltage output terminal.

Touch circuit, touch array circuit and method for driving the same, and display panel

A pixel circuit includes a light emitting device, a driving transistor for controlling a magnitude of a driving current supplied from a first power supply to the light emitting device in response to a potential at a first node, a storage capacitor for causing a change in the potential at the first node in response to a change in a potential at a second node, a first circuit for transmitting a voltage signal in a data line to the second node in response to a signal in a first scan line being active, a second circuit for bringing the driving transistor into a diode-connecting state in response to a signal in a second scan line being active, and a third circuit.

Pixel circuit, driving method thereof, array substrate and display device

A shift register and driving method therefore, and a display device are provided. The shift register includes: an input circuit; an output circuit; a reset circuit; a pull-down circuit; a pull-down control circuit; and a first noise reduction circuit. The first noise reduction circuit is coupled to a second input terminal of the shift register, a first input terminal, an output terminal and a first supply voltage terminal. The shift register can effectively reduce noise at the output terminal.

Shift register and driving method therefor, and display device

A circuit for powering off a liquid crystal panel, a peripheral drive device, and a liquid crystal panel. In the circuit for powering off a liquid crystal panel, a switch module is coupled to an enable signal transmission line, a common electrode and respective data lines of the liquid crystal panel, and is configured to be switched on upon receiving an enable signal, to connect the respective data lines to the common electrode. A peripheral drive device comprises: a reset signal generation module, a first, second and third control module, a data line drive module, a common electrode drive module, and a gate drive module. The reset signal generation module outputs a first reset signal when a driving voltage of a liquid crystal panel is less than a set value. The first control module outputs an enable signal in response to the first reset signal. The second control module drives the gate drive module to scan of gate lines for at least one frame in response to the first reset signal. The third control module, in response to the first reset signal, disconnects the common electrode drive module from the common electrode, disconnects the data line drive module from the data lines, and grounds the data lines and/or the common electrode. The embodiments of the present disclosure can efficiently reduce the start-up and power-off flicker drift of the liquid crystal panel.

Circuit for powering off a liquid crystal panel, peripheral drive device and liquid crystal panel

Growing community of inventors

Beijing, China

Dianzheng Dong