Boe Technology Group Co., Ltd.

Hefei Boe Joint Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Lang Liu

Dacheng Zhang

Yongqian Li

Can Yuan

Zhidong Yuan

Meng Li

Zhongyuan Wu

Chen Hui Xu

Jingquan Wang

Xuehuan Feng

Yao Huang

Pan Xu

Xinwei Gao

Kaihong Ma

Guoying Wang

Xueguang Hao

Zhenhua Zhang

Xuewen Lv

Xilei Cao

Mengyu Luan

Bo Mao

Weiyun Huang

Ming Hu

Yu Wang

Xiangdan Dong

Tingliang Liu

Benlian Wang

Zhiliang Jiang

Xing Zhang

Jing Yu

Jun Li

Ling Shi

Ling Wang

Yuxin Zhang

Yipeng Chen

Yicheng Lin

Ying Han

Mengmeng Du

Cong Fan

Ke Liu

Tiaomei Zhang

Li Zhu

Pan Zhao

Yanfu Li

Dongfang Yang

Changlong Yuan

Youyuan Hu

Xuewei Tian

Jingyi Feng

Hongtao Guo

Xinyu Wei

Zhigang Zhou

Chen Xu

Chunyan Li

Changjun Jiang

Zexu Liu

Jingjing Xu

Zhongsheng Qi

Xiaoxin Li

Zhiwei Xiang

Hanchao Li

Provided are a display substrate and a display device. The display substrate includes: a base substrate; sub-pixels; light emitting elements; pixel driving circuits; an initialization voltage signal line extending in the first direction; and a control signal line partially extending in the first direction. In a frame of driving the pixel driving circuits of a row of sub-pixels, the control signal controls, in at least one first time period, at least two transistors of the pixel driving circuit to turn on, the initialization voltage signal is provided to the pixel driving circuit in a second time period, and the first and second time periods are separated in timing. An orthographic projection of the initialization voltage signal line on the base substrate overlaps at least partially with that of the control signal line located on a different layer, with an overlapping rate of 60% to 100%.

Display substrate and display device

The present disclosure provides a pixel circuit, a pixel driving method 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 control circuitry. The data writing circuitry writes a data voltage into a second node under the control of a first scanning signal from a first scanning end. The compensation control circuitry controls a first node to be electrically coupled to a second end of the driving circuitry under the control of a second scanning signal from a second scanning end. An effective enabling time period of the second scanning end does not overlap with, and has a length greater than, an effective enabling time period of the first scanning end.

Pixel circuit, pixel driving method and display device

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 first semiconductor material layer and a second semiconductor material layer on a side of the first semiconductor material layer away from a base substrate. The first semiconductor material layer includes at least active layers of the driving transistor and the data write transistor. The second semiconductor material layer includes at least an active layer of the compensating transistor. A first capacitance is at least partially formed between a gate connecting pad and at least one of the second semiconductor material layer or a first node connecting line. A second capacitance is formed between the first node connecting line and a respective second gate line. The first capacitance is greater than the second capacitance.

Array substrate and display apparatus

A pixel circuit and a driving method therefor and a display panel are provided. The pixel circuit includes a driving circuit, a data writing circuit, a storage circuit, and a first reset circuit; the driving circuit includes a control terminal, a first terminal, and a second terminal, and is configured to control a driving current flowing through the first terminal and the second terminal for driving a light-emitting element to emit light; the data write circuit is configured to write a data signal into the control terminal of the driving circuit; the storage circuit is configured to store the data signal; the first reset circuit is configured to apply a first initialization voltage to the control terminal of the driving circuit; the driving circuit and the data write circuit each include an N-type thin film transistor; and the first reset circuit includes an N-type oxide thin film transistor.

Pixel circuit and driving method therefor and display panel

A display panel and a manufacture method thereof, and a display apparatus are provided. The display panel has a display region and a border region that surrounds the display region and includes a peripheral circuit region and a peripheral region; the peripheral circuit region is between the display region and the peripheral region. At least a part of a barrier structure of the display panel is in the peripheral circuit region, and the barrier structure includes an organic barrier layer including an opening passing through the organic barrier layer and an inorganic barrier layer covering the organic barrier layer and filling the opening; an extension direction of the opening is same as that of an edge, close to the opening, of the display panel; the peripheral circuit is in the peripheral circuit region.

Display panel and manufacture method thereof, and display apparatus

A display substrate and a display device are provided. The display substrate includes a display region and an opening located in the display region, the opening penetrates through the display substrate, and the display substrate includes a base substrate, a driving circuit layer, a light-emitting component layer, an encapsulation layer, and a touch control layer. The driving circuit layer includes a first signal line at least partially surrounding the opening; the light-emitting component layer is provided on a side of the driving circuit layer away from the base substrate; the encapsulation layer is provided on a side of the light-emitting component layer away from the base substrate; the touch control layer includes a touch control electrode and a touch control compensation electrode at least partially surrounding the opening; the first signal line at least partially overlaps with the touch control compensation electrode.

A display substrate, a display panel and a display apparatus are provided. The display substrate includes a first display region and a second display region, and a light transmittance of the first display region is greater than a light transmittance of the second display region. A plurality of sub-pixels located in the first display region includes a plurality of sub-pixel groups, each sub-pixel group includes a first sub-pixel and a second sub-pixel, the first pixel driving circuit includes a first sub-pixel driving circuit and a second sub-pixel driving circuit. The first sub-pixel driving circuit includes at least a first reset transistor, the second sub-pixel driving circuit includes at least a second reset transistor, and the first reset transistor of the first sub-pixel driving circuit and the second reset transistor of the second sub-pixel driving circuit are at least partially shared with each other.

Display substrate, display panel and display apparatus

Provided are a display substrate, a manufacturing method thereof and a display apparatus. The display substrate includes multiple sub-pixels, wherein each sub-pixel includes a light-emitting region and a non-light-emitting region, and each sub-pixel is provided with a drive circuit; the drive circuit includes a storage capacitor and multiple transistors; for each sub-pixel, the multiple transistors are in the non-light-emitting region, the storage capacitor is a transparent capacitor, and an orthographic projection of the storage capacitor on a base substrate coincides with the light-emitting region. A first electrode of the storage capacitor is disposed in a same layer as an active layer of the multiple transistors, but in a different layer from source and drain electrodes of the multiple transistors, and a second electrode of the storage capacitor is on a side of the first electrode close to the base substrate.

Display substrate, manufacturing method thereof, and display apparatus

A pixel driving circuit includes: a driving transistor, a data write circuit, a threshold compensation circuit, a first capacitor, and a second capacitor. A gate of the driving transistor is coupled to a first node, a first electrode is coupled to a second node, and a second electrode is coupled to a third node. The data write circuit is configured to transmit a signal of a data signal terminal to the second node in response to a signal of a first gate driving signal terminal. The threshold compensation circuit is configured to communicate the first node with the third node in response to a signal of a second gate driving signal terminal. The first capacitor is coupled between the first node and the first gate driving signal terminal. The second capacitor is coupled between the first node and the second gate driving signal terminal.

Pixel driving circuit and driving method thereof, and display panel

Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a base substrate, a plurality of pixel units and a plurality of gate line groups. At least one pixel unit includes a plurality of sub-pixels. At least one sub-pixel includes a sensing transistor and a driving transistor. Each gate line group includes a first gate line and a second gate line; for the first gate line and the second gate line corresponding to the sub-pixels in the same row, the positions of the sensing transistors are closer to the second gate lines, and the positions of the driving transistors are closer to the first gate line, For two sub-pixels close to each other and located in different pixel units in the same row, at least one signal line has a double-layer alignment structure, and the double-layer alignments are electrically connected with each other.

Display panel and display device

A display panel and a display device are provided. The display panel includes a base substrate, a plurality of pixel drive circuit units, n first signal lines, a touch layer, and a light emitting element. A distance between first extending portions of two adjacent first signal lines is greater than a distance between first bending portions of the two adjacent first signal lines. An orthogonal projection overlap area between the first connecting portion and first extending portions of the n first signal lines is S, and an orthogonal projection overlap area between the first connecting portion and first bending portions of the n first signal lines is S. S≥S. A length of a first extending portion of at least one first signal line is L, a distance between the first extending portion of at least one first signal line and the second electrode is H, and H≥(S/n)/L

A display substrate has a display area including a plurality of sub-display areas. The display substrate includes a base, a plurality of columns of pixels, a plurality of first and second power lines disposed on the base. At least two columns of pixels are disposed in each sub-display area, and each column of pixels includes at least three columns of sub-pixels. At least one first power line is disposed in each sub-display area and configured to provide a first power signal to all sub-pixels in a sub-display area. The second power lines are configured to provide second power signals to all sub-pixels. A plurality of columns of sub-pixels are disposed between any two adjacent power lines, and any first and second power lines are each arranged between two adjacent columns of sub-pixels emitting light of a first color and sub-pixels emitting light of a second color.

Display substrate comprising power lines arranged between columns of sub-pixels and display apparatus

A display substrate includes: a base substrate including a display area and a peripheral area pixel units in the display area, each including a pixel drive circuit and a light emitting device the light emitting device including a first electrode, a second electrode, and a light emitting layer; a first power trace located in the peripheral area and electrically connected to the first electrode; a second power trace located in the peripheral area and electrically connected to the second electrode; a planarization layer with at least a portion thereof being located in the peripheral area. An orthographic projection of the planarization layer on the base substrate at least partially overlaps an orthographic projection of each of the first and second power traces on the base substrate, the first and second power traces are located in different layers, and a portion of the planarization layer is located between the first and second power traces.

Display substrate and manufacturing method thereof, display panel, and display device

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Beijing, China

Lang Liu