Boe Technology Group Co., Ltd.

Hefei Boe Joint Technology Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Boe Technology Groupco., Ltd.

Can Yuan

Yongqian Li

Zhidong Yuan

Meng Li

Xuehuan Feng

Pan Xu

Dacheng Zhang

Zhongyuan Wu

Zhenfei Cai

Lang Liu

Min He

Haixia Xu

Cheng Xu

Song Meng

Wenchao Bao

Liu Wu

Dongxu Han

Miao Liu

Luke Ding

Sheng Zhu

Zhengyuan Zhang

Xuelian Cheng

Peng Sui

Chao Jiao

Zehua Ding

Xiuting Liu

Bin Zhou

Ning Liu

Tao Sun

Xing Yao

Yue Wu

Yongchao Huang

Jun Liu

Enming Xie

Qingqiao Jia

Yu Wang

Lin Sun

Tao Wang

Ming Wang

Xi Chen

Fei Liu

Chen Hui Xu

Fei Yang

Xing Zhang

Chao Wang

Liangchen Yan

Qinghe Wang

Tieshi Wang

Jingquan Wang

Leilei Cheng

Jingbo Xu

Chi Zhang

Xinxin Wang

Qi Hu

Chun Cao

Liusong Ni

Chen Xu

Dandan Zhou

Jing Gan

Zhiwen Luo

Qiao Zhu

Taejin Kim

Chuanchuan Chang

Xiaojun Zhuo

Pengcheng Yao

Haitao Gong

Jiawen Song

A driving circuit includes a pull-up node control circuit, a pull-down node control circuit and an output circuit; the pull-up node control circuit controls a potential of the pull-up node under the control of an input signal and a reset signal; the output circuit controls the output terminal to output a signal under the control of the potential of the pull-up node and the potential of the pull-down node; a channel length of at least one transistor among at least some transistors included in the output circuit, at least some transistors whose gate electrodes are electrically connected to the input terminal included in the pull-up node control circuit, and at least some transistors whose gate electrodes are electrically connected to the reset terminal included in the pull-up node control circuit is greater than a channel length of another transistor included in the driving circuit.

Driving circuit, display substrate and display device

A profiled display panel, including a display area. The display area includes a plurality of display sub-areas; a plurality of cascade signal lines for coupling adjacent two of the gate driving sub-circuits. At least one cascade signal line includes a first cascade trace extending in a first direction and a second cascade trace extending in a second direction. The first cascade trace includes a plurality of first conductive patterns arranged on a first conductive layer and second conductive pattern arranged on a second conductive layer. The plurality of first conductive patterns are electrically connected to the second conductive pattern; and the second cascade trace includes a third conductive pattern arranged on the first conductive layer.

Profiled display panel and display device

A display substrate, a method for operating the same, and a display device are provided. The display substrate includes a base substrate and a display unit. In the sub-pixel of the display substrate, the light emitting device includes a first electrode including a first portion and a second portion spaced apart from each other; the display unit further includes a connection structure and a first transfer electrode, the connection structure is electrically connected with the first portion of the first electrode and the second portion of the first electrode, and includes a connection portion located in the non-light-emitting region; the first transfer electrode is electrically connected with the first pole of the driving transistor and includes a portion located in the non-light-emitting region, and the connection portion is electrically connected with the portion of the first transfer electrode located in the non-light-emitting region.

Display substrate and method for operating the same, and display apparatus

The present disclosure provides a display substrate, a manufacturing method thereof and a display device. The display substrate includes: a substrate structure including a base substrate; and a light-emitting structure, a pixel defining layer and a connection structure, wherein the light-emitting structure includes a conductive structure layer, a first light-emitting layer and a first electrode layer. The connection structure includes a first conductive layer, a second conductive layer and a top structure, wherein an orthographic projection of the second conductive layer on the base substrate is inside an orthographic projection of the top structure on the base substrate, and the top structure includes a second light-emitting layer, wherein an orthographic projection of the first light-emitting layer on the base substrate partially overlaps with an orthographic projection of the second light-emitting layer on the base substrate.

Display substrate, manufacturing method thereof, and display device

The display panel comprises a pixel driving circuit; the pixel driving circuit comprises a switching transistor; the display panel further comprises a base substrate, a first conductive layer, and a third conductive layer which are sequentially stacked; the first conductive layer is located on one side of the base substrate, and at least part of the first conductive layer is used for forming a gate of the switching transistor; the third conductive layer is located on the side of the first conductive layer facing away from the base substrate, the third conductive layer comprises a second signal line, and the second signal line is connected to the gate of the switching transistor by means of a via hole; the square resistance of the third conductive layer is less than the square resistance of the first conductive layer.

Display panel and display device

A display substrate and a manufacturing method therefor, and a display device. The display substrate includes: a base substrate including a special-shaped display area and a frame area located on one side of the special-shaped display area; and the special-shaped display area includes a first display area and a second display area on located on one side of the first display area, and the second display area is arranged in contact with the frame area; a group of data lines located on the base substrate and located in the first display area and the second display area; a group of fan-out lines located on a side of a layer where the group of data lines are located away from the base substrate, located in the first display area, and electrically connected to the data lines; and a group of dummy leads.

Display substrate and manufacturing method therefor, and display device

Provided is a display substrate, including: a base substrate; a plurality of sub-pixels arranged in an array on the base substrate, each of the sub-pixels including a light-emitting drive circuit, a reset circuit, a compensation circuit and a light-emitting element; wherein the light-emitting drive circuit and the reset circuit are connected to the light-emitting element, the light-emitting drive circuit is configured to provide a drive signal to the light-emitting element, and the reset circuit is configured to provide a reset signal to the light-emitting element; the compensation circuit is connected to the light-emitting drive circuit, and the compensation circuit is configured to provide a compensation signal to the light-emitting drive circuit; wherein at least two of the sub-pixels share a same target circuit, and the target circuit includes at least one of the reset circuit and the compensation circuit.

Display substrate and display device

Provided are a display substrate and a display device. The display substrate includes a base substrate, and gate lines extending in a first direction, data lines extending in a second direction and pixel units that are on the base substrate, the first direction intersecting the second direction; each pixel unit including sub-pixels, each sub-pixel including a pixel circuit; the pixel circuit including at least a switching transistor, a drive transistor, a sensing transistor, and a storage capacitor; for each pixel circuit, the switching transistor, the drive transistor, and the sensing transistor therein are all on a same side of the storage capacitor; the switching transistor is at an intersection of the gate line and the data line connected thereto, and the switching transistor is adjacent to the sensing transistor in the first direction and adjacent to the drive transistor in the second direction.

A display substrate and a display device are provided. The display substrate includes a base substrate and sub-pixels on the base substrate. The sub-pixels are arranged in a sub-pixel array in a first direction and a second direction, the first direction intersecting with the second direction. The display substrate further includes data lines extended in the first direction, and the data lines are connected in one-to-one correspondence with the sub-pixels in columns in each row of sub-pixels, so as to provide data signals respectively; the display substrate further includes auxiliary electrode lines extended in the first direction which are configured to be electrically connected with a second electrode of the light emitting element to provide a second power voltage; each of the auxiliary electrode lines is spaced from any one of the plurality of data lines by at least one column of sub-pixels.

An array substrate is provided. The array substrate includes a plurality of subpixels and a plurality of detection line structures. The plurality of subpixels are arranged in an array of a plurality of rows and a plurality of columns along a first direction and a second direction. Each of the plurality of detection line structures includes at least one first detection line extending along the first direction; adjacent (n)th row and (n+1)th row of subpixels in the array form a subpixel row group, one detection line structure is provided between the (n)th row and (n+1)th row of subpixels in each subpixel row group, and the detection line structure is configured to be connected to the (n)th row and (n+1)th row of subpixels and detect electrical characteristics of first transistors or light-emitting elements in the subpixels.

Array substrate having signal line structures and power lines alternatively arranged one by one

A display substrate and a display device are provided. The display substrate includes: a plurality of pixel units arranged on a base substrate, each pixel unit includes a plurality of sub-pixels, and each sub-pixel includes a light emitting element and a pixel driving circuit; a semiconductor layer arranged on the base substrate; a first conductive layer arranged on a side of the semiconductor layer; and a second conductive layer arranged on another side of the semiconductor layer. The pixel driving circuit includes a driving transistor, a switching transistor and a sensing transistor; the switching transistor includes a first gate electrode and a first active layer; the display substrate further includes a channel defining portion for defining a channel region of the switching transistor, and an orthographic projection of the channel defining portion at least partially overlaps an orthographic projection of the first active layer on the base substrate.

A display substrate, a method for manufacturing the same, and a display apparatus are provided. The display substrate includes a base, and a pixel driving circuit and a bottom-emission light-emitting device that are arranged on the base and located in each sub-pixel in a display area. The light-emitting device includes a first electrode connected to the pixel driving circuit. The pixel driving circuit includes a first storage capacitor, the first storage capacitor includes a first storage electrode and a second storage electrode that are opposite to each other. The first electrode further serves as the first storage electrode, and the second storage electrode and the first electrode are both transparent electrodes.

Display substrate and method for manufacturing the same, and display apparatus

The present disclosure provides an array substrate and a display device. The array substrate includes a base substrate and a scan line, a data line, a power supply line, a sensing line, a pixel driving circuit and a light-emitting unit that are sequentially stacked on the base substrate. The array substrate also includes a gate layer, a first conductive layer, a second conductive layer, and a third conductive layer. The first electrode of the storage capacitor is at least disposed at the first conductive layer, and the second electrode of the storage capacitor is at least disposed at the second conductive layer. The data line, the power supply line, and the sensing line are disposed at the third conductive layer.

Array substrate and display device

A pixel circuit and a driving method thereof, and a display device are disclosed. The pixel circuit includes a driving circuit, a data writing circuit, a reset circuit, a light-emitting control circuit and a light-emitting element. The driving circuit includes a control terminal, a first terminal and a second terminal; the data writing circuit is connected to a first node to apply a data voltage; the reset circuit is connected to the first node to apply a reference voltage. The pixel circuit further includes a partition control circuit, which is connected to the first node and the control terminal, and is configured to apply the data voltage and the reference voltage to the control terminal; the reset circuit is connected to one of the first terminal and the second terminal of the driving circuit, and the reset circuit is further configured to apply an initialization voltage to the driving circuit.

Pixel circuit and driving method thereof, and display device

The present disclosure provides a signal selection circuit and a signal selection method of a display panel, and a display device. The display panel has N regions and includes pixel driving circuits and M gate driving circuits for providing M gate driving signals to the pixel driving circuits; each gate driving circuit includes N gate driving sub-circuits, each of which is configured to provide one gate driving signal to the pixel driving circuits in one region; M≥2, N≥2, and M and N are integers; the signal selection circuit includes: M frame start signal lines, each of which is configured to provide a frame start signal for one gate driving circuit; and a selection sub-circuit configured to output frame start signals written by the frame start signal lines to the gate driving sub-circuits corresponding to the regions of the display panel according to a preset sequence.

Signal selection circuit and method of display panel, and display device

Growing community of inventors

Beijing, China

Can Yuan