Boe Technology Group Co., Ltd.

Yunnan Invensight Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Beijing Boe Display Technology Co., Ltd.

Longfei Fan

Pengcheng Lu

Xiaochuan Chen

Qian Wu

Zhijian Zhu

Shengji Yang

Dongsheng Li

Yunlong Li

Dachao Li

Shanghong Jiang

Yaoxi Ma

Yuanlan Tian

Wei Liu

Dacheng Zhang

Rongfei Chen

Minghua Xuan

Can Zhang

Ning Cong

Chenyu Chen

Junyan Yang

Huaiyun Fan

Qingshan Shan

An array substrate is provided. The array substrate includes pixels arranged in a plurality of repeating units. The array substrate includes a plurality of source electrode connecting lines and a plurality of data connecting pads in the repeating unit, and a plurality of data lines. A respective source electrode connecting line of the plurality of source electrode connecting lines connects first electrodes of a first transistor and a second transistor in a respective pixel driving circuit together. The respective source electrode connecting line is further connected to a respective data connecting pad of the plurality of data connecting pads. The respective data connecting pad is connected to a respective data line of the plurality of data lines. A maximum width of the respective source electrode connecting line is greater than at least 75% of a maximum width of a respective anode.

Array substrate and display apparatus

A display substrate includes an array substrate including pixels and pixel driving circuits. A pixel driving circuit includes a driving sub-circuit and a storage sub-circuit. The storage sub-circuit includes: a first capacitor coupled to a first node and a second node, and a second capacitor coupled to the second node and a first voltage signal terminal. The driving sub-circuit is configured to generate a driving current under control of the storage sub-circuit and transmit the driving current to a light-emitting device. In a direction perpendicular to the array layer, the first plate, the second plate, the third plate and the fourth plate have an overlapping region therebetween.

Display substrate and display apparatus

An array base plate includes a substrate; a plurality of sub-pixels; and a plurality of gate lines and a plurality of data lines, wherein the plurality of gate lines intersect with the plurality of data lines, each of the sub-pixels is located at a position limited by two adjacent gate lines and two adjacent data lines, and each of the sub-pixels includes a pixel driving circuit and a light emitting device that are connected; wherein the pixel driving circuit includes: a drive module and a first control module, the pixel driving circuit further includes an auxiliary anode, the auxiliary anode is located between the anode and the substrate, and the auxiliary anode is electrically connected to the anode; the first power signal line includes a first part and a second part that are electrically connected.

Array base plate, display panel and display device

A display panel includes a plurality of first pixel units, each of the first pixel units including a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel of different colors, and the four sub-pixels including a white sub-pixel. In each of the first pixel units, the four sub-pixels are arranged in two rows and two columns, the first sub-pixel and the fourth sub-pixel are diagonally located and centrally symmetric, the second sub-pixel and the third sub-pixel are diagonally located and centrally symmetric, the first pixel unit composed of the four sub-pixels is formed in a hexagon as a whole, and the first pixel unit has at least two obtuse angles or two arc edges protruding toward a direction away from a center of the first pixel unit.

Display panel and manufacturing method therefor, and display device having improved utilization of light

The line drive signal enhancement circuit includes a first control unit, a second control unit, a first output unit and a second output unit. The first control unit is used for outputting the first power supply voltage to the first node or the second node under the control of the first control terminal and the second control terminal. The second control unit is used for outputting the second power supply voltage to the second node in response to the first power supply voltage on the first node, and is further used for outputting the second power supply voltage to the first node in response to the first power supply voltage on the second node.

Line drive signal enhancement circuit, shift register unit and display panel

A display panel and a display device, the display panel includes a sub-pixel, wherein the sub-pixel includes a pixel circuit and a light emitting element, the pixel circuit includes a data writing sub-circuit, a storage sub-circuit and a driving sub-circuit. The storage sub-circuit includes a storage capacitor (Cst) including a first capacitor electrode and a second capacitor electrode, the second capacitor electrode includes a first region, a second region and a third region, a carrier mobility in the second region is different from a carrier mobility in the first and third regions, and an area of the second region is larger than an area of the first and third regions. The control electrode of the driving sub-circuit and the first capacitor electrode are disposed in the same layer and implemented as an integral structure.

Display panel with storage capacitor having different carrier mobility regions and display device

A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes multiple sub-pixels, a sub-pixel includes a first region (q1), a gap region (q3) and a second region (q2); the sub-pixel includes a first transistor (T1) including first active layer (1) and first gate electrode (11), a second transistor (T2) including second active layer (2) and second gate electrode (12) and a third transistor (T3) including third active layer (3) and third gate electrode (13); the first active layer is disposed in the first region, the second active layer and the third active layer are disposed in the second region, and via holes through which the first gate electrode and the third gate electrode are connected to a scan signal line and a via hole through which the second gate electrode is connected to the first transistor are provided in the gap region.

Display substrate, manufacturing method thereof and display apparatus

A driving circuit includes a driving signal output terminal, a first node control circuit, an on-off control circuit and a first output circuit. The first node control circuit controls to connect or disconnect the first node and the first voltage terminal under the control of a first control signal, and control to connect or disconnect the first node and the first voltage terminal under the control of a first clock signal; the first control terminal is different from the first clock signal terminal. The on-off control circuit controls to connect or disconnect the first node and the first output control terminal under the control of a second voltage signal; the first output circuit controls to connect or disconnect the driving signal output terminal and the first clock signal terminal under the control of a potential of the first output control terminal.

Driving circuit, driving module, driving method and display device

A pixel circuit includes a light emitting element, a driving circuit, a first energy storage circuit, a second energy storage circuit, and a writing-in control circuit; a first terminal of the first energy storage circuit is electrically connected to a control terminal of the driving circuit and a first terminal of the writing-in control circuit respectively, and a second terminal of the first energy storage circuit is electrically connected to a first terminal of driving circuit, a first terminal of the second energy storage circuit is electrically connected to a second terminal of the writing-in control circuit, and a second terminal of the second energy storage circuit is electrically connected to the writing-in terminal.

Pixel circuit, display panel, driving method and display device

A pixel circuit, a driving method, and a display device. The pixel circuit includes a light-emitting element, a data writing circuit, a first control circuit, a driving circuit, a first power storage circuit, and a second power storage circuit. The first control circuit is configured to write a first initial voltage provided by a first initial voltage terminal into a first electrode of the light-emitting element under control of a first control signal provided by a first control terminal in a non-light-emitting phase. The driving circuit drives the light-emitting element to emit light under the control of a potential of a control terminal of the driving circuit. The present disclosure enhances the contrast in the non-light-emitting phase.

Pixel circuit, driving method, and display device

This disclosure provides a display device, a display panel, and a fabrication method thereof. The display panel includes a driving backplane, a first electrode layer, a pixel definition layer, a light-emitting functional layer, and a second electrode layer. The first electrode layer is arranged on a side surface of the driving backplane and includes a first electrode and a transferring ring. The pixel definition layer covers the first electrode layer and the driving backplane. The light-emitting functional layer is arranged on a surface of the first electrode layer facing away from the driving backplane, and the light-emitting functional layer is in a range of a transferring area of the driving backplane. The second electrode layer covers the pixel definition layer and the light-emitting functional layer. A boundary of the second electrode layer is inside a boundary of the pixel definition layer and is connected with the transferring ring.

Display device, display panel and fabrication method thereof

A display panel and a display apparatus are provided. The display panel includes a base substrate including a pixel circuit and a light-emitting element. The pixel circuit includes a data writing sub-circuit, a storage sub-circuit, a driver sub-circuit and a first sub-circuit. The data writing sub-circuit is configured to transmit a data signal to a first terminal of the storage sub-circuit in response to a control signal. A control electrode of the driver sub-circuit is coupled to the storage sub-circuit, a first electrode of the driver sub-circuit is configured to receive a first power supply voltage, and a second electrode is coupled to a first electrode of the light-emitting element. The first sub-circuit includes a first transistor, where a gate and a first electrode of the first transistor are both coupled to the same electrode of the driver sub-circuit.

Display panel and display apparatus

A driving circuit, a driving method, a display device, and a display control method are provided. The driving circuit includes multi-stage driving units and an on/off control circuit. Each of the driving units includes an input end and a driving signal output end, and each of the driving units is configured for outputting a corresponding driving signal via the driving signal output end according to an input signal provided by the input end. The input end of a first-stage driving unit is electrically connected to a start signal end. The on/off control circuit is electrically connected to an on/off control end and input ends of the multi-stage driving units, and configured for controlling the electric connection or electric disconnection of the input ends of the multi-stage driving units under the control of an on/off control signal provided by the on/off control end.

Driving circuit, driving method, display device and display control method

An array base plate includes a silicon substrate including multiple cascaded EOA units disposed at a peripheral area; the EOA units are electrically connected to a pixel driving unit; each EOA unit includes an input circuit transmitting a signal input by a light-emitting control signal input line to the EOA unit; a first control circuit transmitting a second power signal input by a second power signal line to a first node, and transmitting a first power signal input by a first power signal line to a second node; a second control circuit transmitting a second clock signal to a third node or transmitting the second power signal to the third node; a pull-up circuit transmitting the first power signal to a light-emitting control signal output line, and a pull-down circuit transmitting the second power signal to the light-emitting control signal output line.

Growing community of inventors

Beijing, China

Longfei Fan