Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Beijing University of Posts and Telecommunications

Tuo Sun

Zhanjie Ma

Lujiang Huangfu

Lintao Zhang

Liang Sun

Kui Liang

Lei Wang

Long Wang

Xinshe Yin

Yanzhao Li

Ying Liu

Yichi Zhang

Xiaodan Jin

Xue Dong

Xiaochuan Chen

Haisheng Wang

Shengji Yang

Ying Wang

Hailin Xue

Hongjuan Liu

Liye Duan

Hongwei Tian

Jiangbo Chen

Ken Wen

Ying Zhou

Xiangzhong Kong

Zeyuan Li

Fanli Meng

Nanfang Jia

Lifei Ma

Xiyu Zhao

Xuliang Zhao

Yingming Liu

Changfeng Li

Li Wang

Rui Li Xu

Libin Liu

Weijie Zhao

Feng Qu

Zheng Liu

Shuo Zhang

Feng Wang

Yu Feng

Yuan Yao

Chao Zhou

Yinan Liang

Guang Cheng Li

Wen Sun

Tienlun Ting

Wenhai Mei

Guangkui Qin

Jianchao Zhu

Xueyan Tian

Zongmin Liu

Jingwen Guo

Zhenzhong Zhang

Qianhong Wu

Yanli Wang

Chunxin Li

Mengjun Hou

Jian Zhou

Yao Lu

Yidan Peng

Xiaochun Xu

Cuifang Zhang

Ding Ding

Mengyang Wen

Tien Lun Ting

Ran Li

Yulan Hu

Kaifeng Wang

Tae Gyu Kim

Siyi Yin

Sifan Wang

Yitong Guo

Yonghan Wu

Longfei Li

The display panel and a light emitting base plate are provided. The display panel includes a pixel circuit disposed on a base plate, wherein the pixel circuit includes a first driving circuit, a first light emitting device, a second light emitting device and a second driving circuit that are sequentially connected in series; the first driving circuit includes a first driving transistor, a source electrode of the first driving transistor is connected to a first power-supply terminal, and a drain electrode of the first driving transistor is connected to a first electrode of the first light emitting device; the second driving circuit includes a second driving transistor, a source electrode of the second driving transistor is connected to a second power-supply terminal, and a drain electrode of the second driving transistor is connected to a first electrode of the second light emitting device.

Display panel and light emitting base plate

A back plate includes a base substrate, gate lines, data lines and power supply lines arranged on the base substrate crossing each other in rows and columns, and pixel structures arranged in an array on the base substrate, each pixel structure includes a driving transistor, a switching transistor connected thereto, and a pixel electrode connected thereto; a gate line and a data line are connected to the switching transistor, and a power supply line is connected to the driving transistor; in a same row or column of pixel structures, a power supply line is arranged between an (2n−1)th pixel structure and an 2n-th pixel structure, and the power supply line is connected to a source electrode of a driving transistor in the (2n−1)th pixel structure and a source electrode of a driving transistor in the 2n-th pixel structure; n is a positive integer greater than or equal to 1.

Back plate and anode back plate for 3D printing

A pixel structure, a display panel and a display device are provided. The pixel structure includes: pixel circuits arranged in rows and columns, the pixel circuits including a first type and a second type of pixel circuits; a data line electrically connected to the pixel circuits, and used for providing a data voltage to the pixel circuit; the pixel circuits in two adjacent rows electrically connected to at least one data line are the first and second types of pixel circuits; light-emitting elements, including a first and a second light-emitting elements electrically connected to the first type and the second type of pixel circuits respectively; a display brightness of the first light-emitting element increases as the data voltage provided to the first type of pixel circuit increases; a display brightness of the second light-emitting element decreases as data voltage provided to the second type of pixel circuit increases.

Pixel structure, display panel, and display device

A linewidth measurement method includes: obtaining a target image of the line, the line including a first line segment; performing region connecting on an edge image or binary image of the target image to obtain a region connected image, the region connected image including a target connected region corresponding to a pattern of the line, and a pixel value of each pixel in the target connected region being different from that of each pixel outside the target connected region; determining a first edge point and a second edge point of the first line segment based on the region connected image; and determining a width of the first line segment according to the first edge point and the second edge point, and determining the width of the line according to the width of the first line segment.

Linewidth measurement method and apparatus, computing and processing device, computer program and computer readable medium

A pixel circuit, a pixel driving method, and a display device. The pixel circuit includes a light-emitting element, a driving circuit, a compensation control circuit, a light-emitting control circuit and a discharging circuit; the compensation control circuit controls connection or disconnection between the first node and the driving node under the control of the compensation control signal; the light-emitting control circuit controls connection or disconnection between the driving node and the first electrode of the light-emitting element under control of the light-emitting control signal; the discharging circuit is used for generating a discharging current; in a compensation phase, the discharging current terminal is connected to the driving node, and in a light-emitting phase, the discharging current terminal is connected to the driving node and the first electrode of the light-emitting element, and the discharging current terminal is not directly electrically connected to the first electrode of the light-emitting element.

Pixel circuit, pixel driving method, and display device

A photoelectric detection circuit and a driving method therefor, and a detection substrate and a ray detector. The photoelectric detection circuit includes a storage circuit (), an amplification circuit (), a first reading circuit () and a second reading circuit (), where the storage circuit (), the amplification circuit () and the first reading circuit () cooperate with one another to realize a photoelectric detection function in an active mode; and the storage circuit () and the second reading circuit () cooperate with each other to realize a photoelectric detection function in a passive mode.

Photoelectric detection circuit and driving method therefor, and detection substrate and ray detector

Provided is a pixel circuit. In the pixel circuit, a data writing circuit controls the connection or disconnection between a data terminal and a first node, a reset circuit controls the connection or disconnection between an initial power supply terminal and a second node and between an initial power supply terminal and a light-emitting element, and controls the connection or disconnection between a reference power supply terminal and the first node, a potential adjustment circuit adjusts the potentials of the first node, the second node and the third node, a light emission control circuit controls the connection or disconnection between the reference power supply terminal and the first node, and controls the connection or disconnection between the fourth node and the light-emitting element, and a drive circuit drives the light-emitting element to emit light.

Pixel circuit and method for driving same, display panel, and display device

A signal receiving device includes a first receiving circuit, a second receiving circuit, a third receiving circuit and a light-emitting device. The first receiving circuit is configured to receive a first electromagnetic wave and obtain a first signal from the first electromagnetic wave. The second receiving circuit is coupled to the first receiving circuit, and is configured to amplify an amplitude of the first signal output from the first receiving circuit to obtain a second signal. The third receiving circuit is configured to receive a third signal and output a fourth signal. The light-emitting device is coupled between the second receiving circuit and the third receiving circuit, and is configured to be in an off state when the second signal is the same as the fourth signal and in a light-emitting state when the second signal is different from the fourth signal.

Signal receiving device, signal identification system and method

A display panel and a preparation method therefor, and a display device are provided. The display panel includes first and second substrates oppositely provided, and a polymer-stabilized liquid crystal layer; multiple sub-pixels include at least one first sub-pixel emitting light from a side of the second substrate away from the first substrate and at least one second sub-pixel emitting light from a side of the first substrate away from the second substrate; the first substrate in a first sub-pixel has a first shielding pattern, and an orthographic projection of the pixel electrode therein on a display panel plane is within that of the first shielding pattern on the first substrate; the second substrate in a second sub-pixel has a second shielding pattern, and an orthographic projection of the pixel electrode therein on the display panel plane is within that of the second shielding pattern on the second substrate.

Display panel and preparation method therefor, and display device

An antenna, a display substrate and a display device are provided in the present disclosure, wherein the antenna includes a first conductive layer (), a dielectric layer () and a second conductive layer () which are stacked; the first conductive layer () is provided with at least one slot (); the second conductive layer () includes at least one conductive structure (), the conductive structure () is a comb structure, the conductive structure () includes a first conductive element () and a plurality of second conductive elements (), the first conductive element () constitutes a comb back of the comb structure, and the plurality of second conductive elements () constitute comb teeth of the comb structure; at least one conductive structure () is disposed corresponding to at least one slot ().

Antenna, display substrate and display device

There is provided a display substrate including a base and a pixel circuit layer on the base, the pixel circuit layer includes pixel driving circuits arranged in an array along a first direction and a second direction. The base has recesses, each of which extends in the first direction and has a bottom surface and a side surface, a surface of the base includes the bottom surface and the side surface of each recesses, and a top surface between adjacent recesses, the bottom surface of each recess is substantially parallel to the top surface between adjacent recesses, the side surface of each recesses is at a first angle to the bottom surface of the recess and the top surface between adjacent recesses, and a portion of each pixel driving circuits is formed on the side surface of one recess. A method for preparing a display substrate is further provided.

Display substrate and method for preparing the same

A pixel driving circuit is provided. The pixel driving circuit includes a light emission control circuit and a drive circuit. The light emission control circuit controls a potential of a control terminal of the drive circuit under the control of a coupled signal terminal, and the drive circuit drives a coupled light-emitting element to emit light based on the potential of the control terminal thereof. The drive circuit includes two drive transistors connected in parallel, and subthreshold swings of the two drive transistors are different.

Pixel driving circuit, display panel and method for manufacturing same, and display device

A display panel, including: a plurality of pixels arranged in an array in a first direction and a second direction intersecting the first direction, each pixel including: a first sub-pixel having a first light-emitting zone configured to emit light of a first color; a second sub-pixel having a second light-emitting zone configured to emit light of a second color; and a third sub-pixel having a third light-emitting zone configured to emit light of a third color, wherein the plurality of pixels include a first pixel, the first light-emitting zone of the first pixel has a substantially polygonal shape, the substantially polygonal shape including: a first side substantially parallel to one side of the second light-emitting zone of the first pixel, and the one side of the second light-emitting zone of the first pixel being opposite to the first light-emitting zone; and a second side substantially parallel to one side of the third light-emitting zone of the first pixel, and the one side of the third light-emitting zone of the first pixel being opposite to the first light-emitting zone.

Display panel and display device

Display baseplates, display panels and display apparatuses are provided. A display baseplate includes a substrate, a polycrystalline silicon thin film transistor structure layer located on the substrate, an insulation layer located at a side of the polycrystalline silicon thin film transistor structure layer away from the substrate, an oxide thin film transistor structure layer located at a side of the insulation layer away from the substrate, and a plurality of sub-pixels located on the substrate, at least one of the sub-pixels includes a light-emitting element and a pixel circuit for driving the light-emitting element and including a polycrystalline silicon active layer located on the polycrystalline silicon thin film transistor structure layer and an oxide semiconductor active layer located on the oxide thin film transistor structure layer; orthographic projections of both the polycrystalline silicon active layer and the oxide semiconductor active layer on the substrate are at least partially overlapped.

Thin film transistor display baseplate, display panel and display apparatus

The pixel circuit includes a first driving circuit, a first light emitting device, a second light emitting device and a second driving circuit that are sequentially connected in series; first driving circuit includes a first driving transistor, a source electrode of first driving transistor is connected to a first power-supply terminal, and a drain electrode of first driving transistor is connected to a first electrode of first light emitting device; second driving circuit includes a second driving transistor, a source electrode of second driving transistor is connected to a second power-supply terminal, and a drain electrode of second driving transistor is connected to a first electrode of second light emitting device; a second electrode of first light emitting device is connected to a second electrode of second light emitting device; and a channel type of first driving transistor and a channel type of second driving transistor are different.

Pixel circuit, pixel driving method, light emitting base plate and light emitting apparatus

Growing community of inventors

Beijing, China

Tuo Sun