Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Beijing Aerospace Institute for Metrology and Measurement Technology

Chinese Academy of Sciences

Lenovo (beijing) Limited

The Chinese University of Hong Kong

Beijing Qihoo Technology Company Limited

Beijing Mechanical Equipment Institute

China Academy of Launch Vehicle Technology

Beijing Boe Technology

Ke Liu

Ling Shi

Yipeng Chen

Zhenhua Zhang

Xuewei Tian

Zhu Wang

Bingqiang Gui

Wenqiang Li

Hui Lu

Xiaoqi Ding

Tao Gao

Peng Huang

Fei Fang

Yinxiao Miao

Hao Zhang

Yang Yu

Yanqiang Wang

Zhenglong Yan

Guoyi Cui

Shuai Xie

Dan Guo

Changchang Liu

Xinlei Yang

Zengyu Sun

Lizhen Guo

Shuo Li

Li Wang

Tao Wang

Ming Yang

Long Wang

Li Zhou

Xing Yao

Pinfan Wang

Qiang Li

Can Zheng

Hongqiang Luo

Guiyu Zhang

Miao Liu

Kuo Sun

Chao Tian

Long Han

Lang Liu

Tong Wu

Yuanzheng Guo

Feng Jiang

Hao Zhu

Xuan He

Xingdong Liu

Yunhao Wang

Zeliang Li

Xuyang Qiu

Yunpeng Zhang

Jiali Wang

Kwang Gyun Jang

Jiahui Li

Yue Gao

Xiaofei Ge

Xiaoguang Wang

Zuyan Xu

Yong Bi

Zhengxin Li

Haicun Zhang

Chenxing Bao

Kailei Wang

Tianmao Guo

Gansong Yang

Yanhong Ding

Ruoxiang Li

Jincheng Song

Qinjun Peng

Weinan Gao

Nan Zong

Jack Yiu Bun Lee

Provided are a display substrate, a preparation method thereof and a display apparatus. The display substrate includes a first semi-conductive layer, a first conductive layer, a second conductive layer, a second semi-conductive layer, a third conductive layer, an interlayer insulating layer and an organic layer stacked on a substrate. The first semi-conductive layer includes an active layer of a polysilicon transistor, the first conductive layer includes a gate electrode of a polysilicon transistor and a first electrode plate of a storage capacitor, the second conductive layer includes a second electrode plate of a storage capacitor, the second semi-conductive layer includes an active layer of an oxide transistor, and the third conductive layer includes a gate electrode of an oxide transistor.

Display substrate, preparation method thereof, and display apparatus

Provided is a display substrate. The display substrate includes including a base substrate having a first display region and a second display region; in the pixel circuit included in the pixels in the second display region, the conductive line connected to the metal layer is a transparent conductive line, and the transparent conductive line is disposed between the two existing insulating layers.

Display substrate, method for manufacturing same, and display device

Provided is a display panel, including: a base substrate provided with a first display region and a second display region; a first auxiliary electrode layer, a first anode layer, a first light-emitting layer and a first cathode layer that are sequentially laminated, in a direction away from the base substrate, in the first display region; and a second auxiliary electrode layer, a second anode layer, a second light-emitting layer, and a second cathode layer that are sequentially laminated, in the direction away from the base substrate, in the second display region; wherein the first auxiliary electrode layer is connected to the first cathode layer and the second auxiliary electrode layer, and the second cathode layer is connected to the first cathode layer, the second cathode layer is provided with at least one hollowed-out region.

Display panel, method for manufacturing same, and display device

A display substrate is provided. The display substrate includes: a base substrate; a light-shielding layer disposed on the base substrate, the light-shielding layer comprising a light-shielding region; and a pixel drive layer disposed on a side of the light-shielding layer away from the base substrate, the pixel drive layer including at least one first thin-film transistor, at least one second thin-film transistor, and a first electrode plate of at least one storage capacitor, wherein the first thin-film transistor is disposed in correspondence with the light-shielding region, the second thin-film transistor in correspondence with the light-shielding region, and the at least one first electrode plate are disposed in correspondence with the light-shielding region.

Display substrate, method for manufacturing same, and display apparatus

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

A display panel and a display device. Because the pixel distribution density in a second display subarea (A) is lower than that in a first display subarea (A), the quantities of sub-pixels (pix) connected to scanning lines are not completely the same; a sub-pixel row having the greatest quantity of sub-pixels (pix) in the display panel is taken as a reference sub-pixel row, the quantity of the sub-pixels (pix) of the reference sub-pixel row is taken as a reference value, a sub-pixel row having the quantity of sub-pixels (pix) smaller than the reference value is taken as a compensation sub-pixel row, and a scanning line connected to the compensation sub-pixel row is taken as a first scanning line; the display panel is provided with load compensation units corresponding to at least part of the first scanning lines, and the load compensation units are located in the second display subarea.

Display panel including load compensation units and display device

A display substrate is provided to include: a base substrate including a display area and a peripheral area surrounding the display area; pixel units in array are in the display area; a driving module is in the peripheral area and is configured to provide electrical signals for the pixel units, to control the pixel units to operate; the driving module includes driving circuits each provided with a corresponding operating signal line group in the peripheral area; the signal line group includes at least two operating signal lines connected to the corresponding driving circuit, to provide electrical signals thereto; the at least two operating signal lines include first and second clock signal lines; the first clock signal lines for at least two driving circuits are a same first clock signal line; and/or the second clock signal lines for the at least two driving circuits are a same second clock signal line.

Display substrate and display apparatus

Provided is a shift register unit. The shift register unit includes a first input circuit, a second input circuit and an output circuit. The first input circuit is coupled to a first clock terminal, a first node, a second node, a third node, a pull-up power supply terminal, and a pull-down power supply terminal. The second circuit is coupled to the first node, the second node, the third node, the pull-up power supply terminal, the pull-down power supply terminal, an input control terminal, and the first clock terminal. The output circuit is coupled to the pull-up power supply terminal, the pull-down power supply terminal, the third node, a second clock terminal, and an output terminal.

Shift register unit and driving method therefor, gate drive circuit, and display device

Provided is a display panel. The display panel includes: a base substrate, including a display region and a periphery region at least partially surrounding the display region, wherein the display region includes a first display region and a second display region disposed at least on one side of the first display region, a light transmittance of the first display region being greater than a light transmittance of the second display region; a plurality of first pixel units disposed on the base substrate and in the first display region; and a plurality of signal lines disposed at least in the first display region and electrically connected to the plurality of first pixel units, wherein the plurality of signal lines include a plurality of first signal lines and a plurality of second signal lines.

Display panel and method for manufacturing same, and display device

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 method for coordinate error correction with a three-dimensional (3D) lidar scanner. The error source that affects the measurement accuracy of the three-dimensional coordinate is determined by building an error model, and then the error is modified to improve the measurement accuracy of the three-dimensional lidar scanner. The error correction method includes: building a theoretical calculation model, analyzing the source of measurement error, building an error model, solving the error model and implementing coordinate correction. During building the error model, 26 error factors are considered to obtain a calculation expression of the three-dimensional Cartesian coordinate. The calculation expression includes the amount of errors, the azimuth angle, the pitch angle and the distance.

Method for coordinate error correction with a three-dimensional lidar scanner

A display substrate includes first and second display regions, and a base substrate. A plurality of sub-pixels are arranged on a side of the base substrate, where the-sub-pixels include a first pixel driving circuit and a first light-emitting device connected to each other in the first display region, and the first pixel driving circuit includes at least a compensation transistor, a switching transistor, and a light-emitting device initialization transistor each having an active layer. A scan signal line is provided in the first display region. An orthographic projection of the scan signal line on the base substrate overlaps with that of the active layer of each of the compensation transistor and the light-emitting device initialization transistor, or that of the active layer of each of the switching transistor and the light-emitting device initialization transistor on the base substrate.

Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes: a first display region and a second display region; the first display region includes a plurality of first pixels, wherein the first pixel includes a passive light-emitting device, the second display region includes a plurality of second pixels, wherein the second pixel includes an active light-emitting device and a pixel drive circuit electrically connected to the active light-emitting device. The first display region includes a plurality of first driving signal wire groups, each first driving signal wire group corresponds to a first pixel row. The first pixel row includes one row of the first pixels, and each first driving signal group includes a plurality of first driving signal wires.

Display substrate and preparation method thereof, and display apparatus

A display panel includes a substrate, first light-emitting devices located in a first display area, a first driving circuit, second light-emitting devices located in a second display area, and a second driving circuit. The first driving circuit is configured to actively drive the first light-emitting devices to emit light, and includes a plurality of pixel driving circuits and a signal line. The signal line is located in the second display area, and extends along an edge of the second display area. An orthographic projection of the signal line on the substrate and an orthogonal projection of the first display area on the substrate have a gap therebetween. The second driving circuit is configured to passively drive the second light-emitting devices to emit light. An orthographic projection of at least one of the second light-emitting devices on the substrate is overlapped with an orthogonal projection of the gap on the substrate.

Display panel and display device

A display substrate is provided, including: a base substrate and a plurality of sub-pixels disposed on the base substrate. Each sub-pixel includes a pixel driving circuit, and the pixel driving circuit includes a writing transistor, a compensation transistor, a first reset transistor, and a storage capacitor. The display substrate includes a semiconductor layer, a first conductive layer and a second conductive layer disposed in sequence on the base substrate. Gates of the writing transistor, the compensation transistor and the first reset transistor are in the first conductive layer and are implemented as an integral structure. Active layers of the writing transistor, the compensation transistor and the first reset transistor are in the semiconductor layer. A first storage capacitor electrode of the storage capacitor is in the first conductive layer, and a second storage capacitor electrode of the storage capacitor is in the second conductive layer.

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Beijing, China

Ke Liu