Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Wanpeng Teng

Zhiqiang Xu

Weixing Liu

Tieshi Wang

Chunfang Zhang

Wei Qin

Kuanjun Peng

Kai Guo

Jintao Peng

Xiaolong Li

Xueling Gao

Xuefei Wang

Meirong Lu

Fangzhen Zhang

Shengnan Li

Bin Qin

Xue Dong

Changfeng Li

Hui Zhang

Xiangxiang Zou

Xinxing Wang

Yunsik Im

Chengchung Yang

Liwei Liu

Shunhang Zhang

Hongrun Wang

Zhihong Du

Wanzhi Chen

Kai Hou

Heliang Di

Saihua Chen

Shanshan Zhou

Minghua Xuan

Dongni Liu

Liang Chen

Li Xiao

Yuzhen Guo

Haoliang Zheng

Heecheol Kim

Chuanxiang Xu

Jiao Zhao

Hebin Zhao

Chenyang Zhang

Ke Wang

Yan Wei

Lubin Shi

Jiao Li

Shulei Li

Xiaorong Cui

Feihu Zhou

Huanhuan Wang

A pixel driving circuit includes a data writing circuit, a light-emitting control circuit, a switching circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is configured to transmit a first voltage signal received at the first voltage signal terminal to a second node. The switching circuit includes switching transistors. The light-emitting diode chip is electrically connected to the second node. The light-emitting diode chip includes light-emitting portions. The light-emitting diode chip is configured to drive the light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time. At least part of the light-emitting portions are sequentially connected in series through at least one switching transistor.

Pixel driving circuit and method for driving the same, and display substrate

A display panel, a method for driving a display panel, and a display apparatus are provided. The display panel includes a first base substrate and a plurality of pixels on one side of the first base substrate. Each pixel includes: a plurality of pixel sub-electrodes independent from each other and configured to form an electric field with an included angle greater than 0 with respect to a direction perpendicular to the first base substrate under control of incompletely same driving signals; a common electrode on a side of the pixel electrode away from the first base substrate; and an electrophoretic liquid layer between the pixel electrode and the common electrode, including a plurality of charged particles therein.

Display panel, driving method thereof and display apparatus

A display panel has a display region and a fan-out lead region, the fan-out lead region is located within the display region. The display panel comprises a base, a pixel circuit layer, a plurality of fan-out leads disposed between the base and the pixel circuit layer and located in the fan-out lead region, and an electrical field shielding pattern disposed between the pixel circuit layer and a film layer in which the plurality of fan-out leads are located. The pixel circuit layer includes a plurality of pixel circuits, at least one pixel circuit is located in the fan-out lead region. At least one fan-out lead is electrically connected to the pixel circuits. Orthographic projection of active layer patterns of transistors of the pixel circuit located in the fan-out lead region on the base are located within an orthographic projection of the electric field shielding pattern on the base.

Display panel and method for manufacturing a display panel having a tiled screen with a fan-out lead region

A shift register, a driving circuit, a driving method and a display device are provided. The shift register includes: an input circuit configured to provide a first voltage or a second voltage to a first node and a light-emitting control signal terminal under control of a first input signal and a second input signal; a processing circuit configured to provide the first voltage or the second voltage to a second node under control of the first input signal and a potential of the first node; and an output circuit configured to provide the first voltage or the second voltage to a first output scanning signal terminal under control of a first clock signal and the potential of the first node, and provide the first voltage or the second voltage to a second output scanning signal terminal under control of a potential of the first output scanning signal terminal.

Shift register, driving circuit, driving method and display device

A scan circuit is provided. The scan circuit includes a plurality of scan units in a plurality of stages, respectively. A respective scan unit of the plurality of scan units includes an output subcircuit. The output subcircuit includes a first switch transistor and a second switch transistor. A source electrode of the first switch transistor is coupled to a third terminal configured to receive a first clock signal. A drain electrode of the first switch transistor is coupled to a first output terminal configured to output a first control signal. A source electrode of the second switch transistor is coupled to a fourth terminal configured to receive the third clock signal. A drain electrode of the second switch transistor is coupled to a second output terminal configured to output a second control signal. Gate electrodes of the first switch transistor and the second switch transistor are coupled to a first node.

Scan circuit, display apparatus, and method of operating scan circuit

Embodiments of the present disclosure provide a display device and a driving method. The display device includes a display panel that includes a plurality of pixels, each of the plurality of pixels includes a pixel electrode, wherein the pixel electrode includes a plurality of pixel sub-electrodes spaced from each other; and a drive circuit configured to load a first drive voltage with different maintaining durations to at least part of a plurality of pixel sub-electrodes in a set pixel through a signal output terminal in a picture display stage, so that the set pixel is switched from a first state to a second state; wherein the set pixel is at least one of the plurality of pixels.

Display device and driving method

A pixel circuit includes a light emitting element, a first energy storage circuit, a first driving circuit, a second driving circuit, a first driving control circuit, a second driving control circuit, a second energy storage circuit and a first control data voltage writing-in circuit; the first control data voltage writing-in circuit controls to write a first control data voltage into the third node under the control of a first writing-in control signal; both the first terminal of the first driving circuit and the first terminal of the second driving circuit are electrically connected to a power supply voltage terminal, the first driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof, and the second driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof.

Pixel circuit, driving method and display device

A display method is provided. The display method includes providing a display panel having a plurality of subpixels, a respective subpixel of the plurality of subpixels including a first area, nnumber of second areas, and nnumber of third areas, the first area being between the nnumber of second areas and the nnumber of third areas, n≥1, and n≥1; for displaying a first frame of image, controlling light emission of the respective subpixel to be limited in the first area, mnumber of the nnumber of second areas, and mnumber of the nnumber of third areas; and for displaying a second frame of image, controlling light emission of the respective subpixel to be limited in the first area, m' number of the nnumber of second areas, and m′ number of the nnumber of third areas.

Display method and display apparatus

The present disclosure provides a gate driving circuit, a method of driving a gate driving circuit, and a display panel. The gate driving circuit includes a plurality of driving units connected in cascade. Each driving unit includes: N shift register units; and a mode control circuit connected to the N shift register units, wherein the mode control circuit is configured to receive a control signal for the driving unit, and connect the N shift register units in one of a plurality of resolution modes under the control of the control signal.

Gate driving circuit, method of driving gate driving circuit, and display panel

The present disclosure relates to a display panel and a terminal device. The display panel includes a display region. At least a part of the display region is a transparent region. The transparent region has a plurality of pixel rows distributed along a column direction, and each of the plurality of pixel rows includes pixels and transparent portions arranged in a row direction. The pixel rows include first pixel rows and second pixel rows, transparent portions each arranged between two adjacent pixels in each of the first pixel rows are first transparent portions, and transparent portions each arranged between two adjacent pixels in each of the second pixel rows are second transparent portions. A width of each of the first transparent portions in the row direction is greater than a width of each of the second transparent portions in the row direction.

Display panel including transparent region having transparent portions and terminal device

The embodiment of the present disclosure provides a display panel, which includes an array substrate, a counter substrate and a spacer. The array substrate includes a base substrate and a plurality of signal lines on the base substrate. The plurality of signal lines include a plurality of first signal lines and a plurality of second signal lines. The plurality of first signal lines and the plurality of second signal lines intersect each other to define a plurality of first regions. The plurality of first regions include a plurality of first pixel regions, at least one second pixel region and at least one redundant region. The first signal line extends along a first direction, the second signal line includes a body portion extending along a second direction, at least one second signal line further includes a bending portion connected to the body portion.

Display panel, display device and virtual reality device

A pixel driving circuit includes a data writing circuit, a light-emitting control circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is electrically connected to the first node, an enable signal terminal, a first voltage signal terminal and a second node, and is configured to transmit a first voltage signal received at the first voltage signal terminal to the second node. The light-emitting diode chip is electrically connected to the second node and a second voltage signal terminal. The light-emitting diode chip includes a plurality of light-emitting portions. The light-emitting diode chip is configured to drive the plurality of light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time.

A display substrate and a fabrication method thereof, and a display device. The display substrate includes a first pixel unit and a second pixel unit. The first pixel unit includes a first electrode and a first light-emitting layer that are stacked; the second pixel unit includes a second electrode and a second light-emitting layer that are stacked; an effective light-emitting area of the first light-emitting layer is unequal to an effective light-emitting area of the second light-emitting layer; and in a direction directly facing a display side of the display substrate, a light-reflecting area of the first electrode that is exposed in the first pixel unit is equal to a light-reflecting area of the second electrode that is exposed in the second pixel unit. The display substrate may suppress a color shift defect.

Display substrate having first pixel unit and second pixel unit with unequal effective light-emitting areas and equal light-reflecting areas, fabrication method thereof, and display device

A pixel circuit, a pixel driving method, and a display device are provided. The pixel circuit includes a light emitting element, a first voltage control circuit, a second voltage control circuit, a driving circuit, a first energy storage circuit, a data writing circuit, and a reset circuit. The first voltage control circuit includes a first control transistor, the driving circuit includes a driving transistor, and a difference between a threshold voltage of the first control transistor and a threshold voltage of the driving transistor is within a first range. The first voltage control circuit controls a potential of a first control node under control of a reset control signal; and the second voltage control circuit controls a potential of a second control node under control of the potential of the first control node.

Pixel circuit, pixel driving method and display device

Growing community of inventors

Beijing, China

Wanpeng Teng