Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Boe Technology Groupco., Ltd.

Ordos Yuansheng Optoelectronics Technology, Co., Ltd.

Ordos Yuansheng Optoelectronics Co., Ltd.

Can Zheng

Libin Liu

Guangliang Shang

Li Wang

Shiming Shi

Jiangnan Lu

Lujiang Huangfu

Tian Dong

Long Han

Yu Feng

Mei Li

Hao Zhang

Jie Zhang

Yipeng Chen

Dawei Wang

Hongwei Tian

Jianchao Zhu

Dong Li

Zheng Liu

Xinshe Yin

Song Song

Yanan Niu

Liangjian Li

Meng Zhao

Yunfei Li

Bo Wang

Ying Liu

Liqiang Chen

Paoming Tsai

Jingquan Wang

Ke Liu

Zhaohui Meng

Wen Sun

Zewen Bo

Jianwei Li

Shuang Du

Dejun Bu

Hualing Yang

Juanjuan Bai

Chenggeng Zhang

Shuo Huang

Yuhan Qian

Meng Shao

A display panel and a display device are provided. The display panel has a display area. The display panel includes: a base substrate; a driving circuit and at least one signal line on the base substrate; and at least one insulating layer between the driving circuit and the at least one signal line. The driving circuit is disposed in a periphery of the display area; and an orthogonal projection of at least one of the signal lines on the base substrate has an overlapping area with an orthogonal projection of the driving circuit on the base substrate.

Display panel and display device

A shift register unit, a driving circuit and a display device are disclosed. The shift register unit includes a first input circuit, a second input circuit, an output circuit, a first control circuit, and a second control circuit, wherein the first input circuit is electrically connected to a first node; the second input circuit is electrically connected to the first node and a second node; the first control circuit is electrically connected to the second node and a third node; the output circuit is electrically connected to the third node, a second voltage signal line and an output terminal; and the second control circuit is electrically connected to the first node, the third node and a first voltage signal line.

Shift register unit, driving circuit and display device

A display panel and a display device are provided. The display panel includes a pixel unit, a data line, and a connection element, the connection element includes a shielding portion, the shielding portion and the data line extend in the same direction; the pixel circuit includes a driving transistor and a first transistor, a first electrode of the first transistor is connected with the data line, a first electrode of the driving transistor is connected with a second electrode of the first transistor, the display panel further includes a semiconductor pattern and a fourth conductive pattern layer, the fourth conductive pattern layer is located on a side of the semiconductor pattern away from a base substrate, the data line and the shielding portion are located in the fourth conductive pattern, the data line includes two adjacent data lines, the shielding portion is located between the two adjacent data lines.

Disclosed are a display substrate and a preparation method thereof, and a display apparatus. The display substrate includes a substrate and a plurality of sub-pixels, at least one sub-pixel includes a pixel drive circuit and a light emitting device connected to the pixel drive circuit, the pixel drive circuit includes a plurality of transistors, wherein at least one transistor includes an active layer and two gate electrodes. The substrate is provided with a semiconductor layer and a plurality of conductive layers disposed on one side of the semiconductor layer away from the substrate, at least one conductive layer is provided with at least one electrode plate, and there is an overlapping region between an orthographic projection of the electrode plate on the substrate and an orthographic projection of the active layer between the two gate electrodes on the substrate.

Display substrate and preparation method thereof, and display apparatus

Disclosed are a pixel circuit, a driving method of the pixel circuit and a display device, the pixel circuit including a reset unit, a voltage writing unit and a light-emitting control unit, the reset unit is connected to a reset control signal terminal, and resets the pixel circuit under the control of the reset control signal; the voltage writing unit stores a data signal and a threshold voltage of a driving transistor under the control of the scan control signal; the light-emitting control unit is connected to a light-emitting control signal terminal and includes the driving transistor, and use the data signal and the threshold voltage to generate a current under control of the light-emitting control signal; the light-emitting control unit includes a first type transistor, the reset unit and the voltage writing unit include a second type transistor different from the first type transistor.

Pixel circuit for threshold compensation, driving method thereof and display device for providing signals

A display substrate and a manufacturing method therefor, and a display apparatus. The display substrate includes a base substrate, a second power line, a data signal line and a plurality of sub-pixels, wherein at least one sub-pixel includes a pixel driving circuit and a light emitting device connected to the pixel driving circuit, the pixel driving circuit is connected to the data signal line and the light emitting device is connected to the second power line; a semiconductor layer and a plurality of conducting layers, which are disposed at one side of the semiconductor layer away from the base substrate, are disposed on the base substrate, a first electrode is arranged on at least one conducting layer.

Display substrate and manufacturing method therefor, and display apparatus

A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes a base substrate, and a shift register unit, a first clock signal line and a second clock signal line which are on the peripheral region of the base substrate; the first clock signal line and the second clock signal line extend along a first direction; an active layer of the first control transistor, an active layer of the second control transistor, and an active layer of the third control transistor respectively extend along a second direction, and the active layer of the first control transistor, the active layer of the second control transistor, and the active layer of the third control transistor are on a side of the first clock signal line and the second clock signal line close to the display region, and are arranged side by side in the first direction.

Display substrate and manufacturing method thereof, and display device

Provided is a display substrate, the display substrate is provided with a display area and a peripheral area around the display area, and includes: a source/drain layer, a planarization layer and an anode layer which are laminated in sequence, wherein in the peripheral area, the source/drain layer includes at least one pair of first signal lines including a signal line of a gate circuit and the anode layer includes a common power line provided with vent holes; and overlapping areas between two first signal lines in any pair of the first signal lines and a projection pattern of the vent hole are equal, the projection pattern of the vent hole being a pattern of an orthographic projection of the vent hole in the common power line onto the source/drain layer. A display panel and a display device are also provided.

Organic light-emitting diode display substrate, display panel and display device having an anode layer comprises a common power line provided with vent holes

A shift register unit, a driving circuit, a display device, and a driving method are disclosed. The shift register unit includes a first input circuit, a second input circuit, an output circuit, a first control circuit, and a second control circuit, wherein the first input circuit is electrically connected to a first node; the second input circuit is electrically connected to the first node and a second node; the first control circuit is electrically connected to the second node and a third node; the output circuit is electrically connected to the third node, a second voltage signal line and an output terminal; and the second control circuit is electrically connected to the first node, the third node and a first voltage signal line.

Shift register unit, driving circuit, display device and driving method

The present disclosure discloses a display substrate and a display device. The display substrate comprises: a display area, a binding area, and a fan-out area located between the display area and the binding area, the fan-out area comprises a touch control lead wire, a data lead wire, and at least one shielded wire located between the touch control lead wire and the data lead wire, and the at least one shielded wire is grounded or connected to a fixed potential.

Display substrate, and display device

The display panel includes a plurality of rows and a plurality of columns of pixel circuits, a plurality of rows of gate lines, a plurality rows of reset control lines, and a plurality of columns of data lines, a same row of pixel circuits corresponds to two rows of gate lines, and one/the other row of gate line is electrically connected to odd/even-numbered columns of pixel circuits in the row of pixel circuits, and provides a corresponding gate driving signal for the odd/even-numbered columns of pixel circuits; a same column of pixel circuits corresponds to two columns of data lines, and one/the other column of data line of the two columns of data lines is electrically connected to odd/even-numbered rows of pixel circuits, and provides a corresponding data voltage for the odd/even-numbered rows of pixel circuits.

Display panel, method for driving the same, and display device

The present disclosure provides a pixel circuit, a pixel driving method, a display panel and a display device. The pixel circuit includes a light-emitting element, a driving circuitry, a first energy storage circuitry, a second energy storage circuitry, a data writing circuitry and a compensation circuitry. The data writing circuitry is configured to write a data voltage into a first end of the first energy storage circuitry under the control of a gate driving signal provided by a gate line. The compensation circuitry is configured to control a control end of the driving circuitry to be electrically coupled to a second end of the driving circuitry under the control of a compensation control signal. The driving circuitry is configured to generate a driving current for driving the light-emitting element under the control of a potential at its control end.

Pixel circuit, pixel driving method, display panel and display device

The disclosure relates to a shift register, a driving method thereof, a gate drive circuit, and a display device. An output pulse width can be reduced by 1/(n+1) to (n−1)/(n+1) clock cycle by setting a pulse width modulation module (), where n is the number of clock signal terminals in one-to-one correspondence with the enable signal terminals, and the pulse width reduced by 1/(n+1) to (n−1)/(n+1) clock cycle needs to be output several times under the condition that the light emitting duration of pixels is unchanged. In this way, the refresh rate is increased, and thus the flicker phenomenon in the process of low gray-scale brightness adjustment is less detectable to the human eyes.

Shift register, driving method thereof, gate drive circuit, and display device

Provided is an organic light-emitting diode display substrate, including: a source/drain layer, a planarization layer and an anode layer which are laminated in sequence, wherein the source/drain layer includes at least one pair of first signal lines; the anode layer includes a common power line, wherein the common power line is provided with vent holes; overlapping areas between two first signal lines in each pair of the first signal lines and a projection pattern of the vent hole are equal, the overlapping area being greater than 0, wherein the projection pattern of the vent hole is a pattern of an orthographic projection of the vent hole in the common power line on the source/drain layer. A display panel and a display device are also provided.

Organic light-emitting diode display substrate including an anode layer comprises a common power line provided with vent holes, display panel and display device

A display panel and a display device are provided. The display panel includes: a pixel unit including a pixel circuit and a light-emitting element, the pixel circuit including a first transistor, the pixel unit including a first pixel unit and a second pixel unit located in a same row and adjacent columns; a first gate line and a second gate line, connected to gate electrodes of the first transistors of the first pixel unit and the second pixel unit; a first gate signal line, connected to the first pixel unit; a second gate signal line, connected to the second pixel unit; a first connection line connected with the first gate signal line through the first connection line; and a second connection line connected with the second gate signal line through the second connection line.

Growing community of inventors

Beijing, China

Can Zheng