Patents Assigned to Display Technologies
  • Patent number: 12295209
    Abstract: The present application discloses a display panel and a display device.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: May 6, 2025
    Assignee: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jieliang Li, Ping An
  • Patent number: 12293701
    Abstract: A display panel and a display device are provided by the present application. A first part and a second part of part of a first scanning signal line are connected through a third part, and/or a fourth part and a fifth part of part of the first scanning signal line are connected through a sixth part, so that a load of a hole-digging area is similar or even consistent with a load of other areas, thereby improving a display effect.
    Type: Grant
    Filed: May 12, 2023
    Date of Patent: May 6, 2025
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Huanxi Zhang, Cheng Wang
  • Patent number: 12295172
    Abstract: A display panel and a display device are provided. The display panel includes a driving backplane and a plurality of display components arranged in an array and on the driving backplane, and each of the display components includes a plurality of first bonding terminals and a plurality of signal lines, and each of the display components is electrically connected to the driving backplane through the plurality of first bonding terminals, and each of the signal lines is electrically connected to the corresponding first bonding terminal, respectively, to alleviate the technical problem that relatively larger splicing gaps exist at the splicing sites of the current super-large display screen.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: May 6, 2025
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Can Huang, Wenxu Xianyu, Chunpeng Zhang, Tiyao Ma
  • Patent number: 12295213
    Abstract: An OLED display device and a manufacturing method thereof are provided. The OLED display device includes a base substrate, a plurality of OLED devices, and a plurality of spacers. A plurality of OLED devices are disposed on the base substrate. At least part of the OLED devices are provided with an inorganic layer on a side away from the base substrate. At least part of the spacers are distributed at the gaps between the OLED devices. The OLED display device can prevent a problem of degradation of display quality due to external impact.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: May 6, 2025
    Assignees: HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD., SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yun Zhao
  • Patent number: 12293032
    Abstract: An array substrate, including: a base substrate, and a plurality of first signal lines, a plurality of second signal lines, a plurality of touch-control signal lines, a first transparent conductive layer and a second transparent conductive layer, which are arranged on the base substrate. The first transparent conductive layer and the second transparent conductive layer are located on the side of the touch-control signal lines that is away from the base substrate. The touch-control signal lines are connected to at least one touch-control sensing block, which includes a plurality of touch-control electrodes connected to each other and spaced apart from each other; and the first transparent conductive layer or the second transparent conductive layer includes the plurality of touch-control electrodes. The plurality of first signal lines and the plurality of second signal lines intersect to form a plurality of sub-pixel regions, which include opening regions.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: May 6, 2025
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Qiujie Su, Xiaofeng Yin, Dongchuan Chen, Yanping Liao, Seungmin Lee, Xibin Shao
  • Patent number: 12293704
    Abstract: The present application provides a pixel compensation circuit, a method of compensating pixel, and a display panel. The pixel compensation circuit includes a compensation transistor, a driving transistor, a reset transistor, a first switching transistor, a second switching transistor, a first capacitor, a second capacitor, and a light-emitting device. Compared with the pixel compensation circuit in prior art, the present application does not need to adopt a plurality of array substrate gate driving circuit to achieve compensation function. That is, the scanning signal lines adopted by the present application are less, which is convenient to achieve narrow bezel of display products.
    Type: Grant
    Filed: December 29, 2023
    Date of Patent: May 6, 2025
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Lijun Zhang
  • Patent number: 12295231
    Abstract: A display panel, a method for manufacturing the same, and a display terminal are provided. The display panel includes an array substrate, a light-emitting device layer, and a color resist layer. The light-emitting device layer is disposed on the array substrate and includes a red light-emitting device, a first blue light-emitting device, and a second blue light-emitting device. The color resist layer is disposed on the light-emitting device layer and includes a red color resist, a blue color resist, and a green color conversion unit. The red color resist is disposed corresponding to the red light-emitting device. The blue color resist is disposed corresponding to the first blue light-emitting device. The green color conversion unit is disposed corresponding to the second blue light-emitting device and is configured to convert a light emitted by the second blue light-emitting device into a green light.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: May 6, 2025
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Liang Sun, Chaoqun Yang
  • Patent number: 12295221
    Abstract: A display panel and a display device are provided. An adhesive layer is disposed between an organic layer and an inorganic layer in a bonding area of the display panel, where a surface roughness of an adhesive layer material is greater than a surface roughness of an organic layer material and a surface roughness of an inorganic layer material. In addition, a plurality of concave-convex structures can be provided on a surface of the organic layer and/or a surface of the inorganic layer in contact with the adhesive layer to enhance interface bonding force. This can alleviate a problem that film layers are prone to peeling off when a flexible printed circuit (FPC) is bonded to the display panel in the prior art.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: May 6, 2025
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yunti Zhang
  • Patent number: 12293736
    Abstract: Disclosed are a driving method of a display panel and a display device. The driving method of the display panel includes: obtaining display data of a current display frame (S100); and inputting a data voltage to a data line according to the display data, so that the corresponding data voltages are charged into sub-pixels electrically connected to the data line (S200), where the data voltages inputted on the data line are divided into a plurality of voltage groups, each voltage group includes at least two adjacent data voltages, the polarities corresponding to the data voltages in a same voltage group are the same, the polarities corresponding to the data voltages of the two adjacent voltage groups inputted into a same data line are different, and the polarities of the corresponding voltage groups on the two adjacent data lines are different.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: May 6, 2025
    Assignees: Hefei BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Liugang Zhou, Huiming Wang, Jianwei Sun, Jun Wang, Yunyun Liang, Qing Li, Yu Quan, Yanting Huang, Yunlu Chen, Zhengru Pan
  • Publication number: 20250142885
    Abstract: Display panels, methods of manufacturing a display panel, and display devices are provided. The display panel includes a substrate and a thin film transistor layer disposed on the substrate. The thin film transistor layer includes a gate, a gate insulating layer and an active layer; the gate is disposed on the substrate; the gate insulating layer is disposed on the substrate and covers the gate; and the active layer is disposed on a side of the gate insulating layer away from the gate. The gate insulating layer includes an electron suppressing layer at least covering a side of the gate away from the substrate and an electron blocking layer disposed on a side of the electron suppressing layer away from the gate, and a ratio of nitrogen to silicon in the electron suppressing layer is greater than 0.95.
    Type: Application
    Filed: December 7, 2023
    Publication date: May 1, 2025
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Jincheng TAN, Zhongjie LIU
  • Publication number: 20250143129
    Abstract: The present disclosure discloses a display panel and a display device. The display panel includes an array substrate and a plurality of pixel units. In a first display area, a minimum distance between an edge of an anode of a second pixel unit and an edge of a corresponding light-emitting portion is greater than a minimum distance between an edge of an anode of a first pixel unit and an edge of a corresponding light-emitting portion. The display panel and the display device provided by the present disclosure prevents a problem that user experience is compromised by differences in brightness of the display panel at wide viewing angles.
    Type: Application
    Filed: December 31, 2024
    Publication date: May 1, 2025
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Wei LIU, Lin YANG, Yexi SUN
  • Publication number: 20250140145
    Abstract: A gate driving circuit includes gate driving units. Each of the gate driving units includes a node voltage control module and a pull-down module. The node voltage control module includes a first module and a storage module. The first module outputs a first voltage signal at a first node in response to a pull-down control signal at a first control port. The storage module includes a first port receiving the first voltage signal, and a second terminal electrically connected to the first node. The pull-down module outputs a first working signal for controlling a plurality of sub-pixels to turn off at an output port of the gate driving unit in response to the first voltage signal. The storage module maintains the first voltage signal applied on the first node to maintain the first working signal at the output port of the gate driving unit controlled by the pull-down module.
    Type: Application
    Filed: December 31, 2023
    Publication date: May 1, 2025
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Xiang ZHOU, Baixiang HAN, Guangyao LI
  • Publication number: 20250142798
    Abstract: Examples of the present disclosure disclose a display module and a terminal device. The display module includes a support layer, a backplane, and a display panel, wherein the display panel is disposed on one side of the backplane away from the support layer. The support layer includes a composite material layer which plays a supporting role, and the composite material layer includes at least a resin matrix and a fiber material. The weight of the support layer is reduced by preparing the composite material layer from a composite material with a density less than that of a SUS material.
    Type: Application
    Filed: February 28, 2023
    Publication date: May 1, 2025
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yongsheng CHEN
  • Publication number: 20250143105
    Abstract: The present disclosure provides display panels and display devices. There is at least one first connection line including a plurality of first connection segments each extending along a first direction, a plurality of second connection segments each extending along the first direction, and a plurality of third connection segments each extending along a second direction. The plurality of first connection segments and the plurality of second connection segments are alternately and staggered along the first direction. The first connection segment and one adjacent second connection segment are connected to both sides of one third connection segment in the first direction.
    Type: Application
    Filed: November 2, 2023
    Publication date: May 1, 2025
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Minchen DU, Songpo XIANG, Shaojing WU
  • Publication number: 20250138373
    Abstract: The present disclosure relates to the field of display technologies, and discloses a display panel, a preparation method thereof, and a display device; the display panel has a display area and a non-display area adjacent to the display area, and the display panel includes an array substrate, an opposite substrate, and a retaining wall structure; a bonding electrode is arranged on the array substrate, and located in the non-display area; the opposite substrate and the array substrate are arranged opposite to each other; the retaining wall structure is arranged on the side of the array substrate close to the opposite substrate, and at least part of the retaining wall structure is located between the display area and the bonding electrode.
    Type: Application
    Filed: January 3, 2025
    Publication date: May 1, 2025
    Applicants: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wei CAO, Xiaona LIU, Yu MA
  • Patent number: 12288535
    Abstract: A liquid crystal display module for a multi-screen display device includes a liquid crystal display panel that includes a first gate driver connected to one ends of a plurality of gate bus lines and a second gate driver connected to other ends of the plurality of gate bus lines, and a control device. The control device receives, from a host computer, an image signal and an arrangement information signal indicating arrangement information of the liquid crystal display panel in the multi-screen display device, generates a gate signal from the image signal, and outputs the gate signal to one or both of the first gate driver and the second gate driver determined based on the arrangement information signal.
    Type: Grant
    Filed: January 16, 2024
    Date of Patent: April 29, 2025
    Assignee: Sharp Display Technology Corporation
    Inventor: Kazuya Kondoh
  • Patent number: 12287548
    Abstract: A display device includes: a plurality of first colored particles contained in a space between a first substrate and a second substrate; a light-emitting portion having a first light-emitting element provided on the first substrate, and a first-light-emitting-element driving circuit provided on the first substrate and configured to drive the first light-emitting element; a first transparent portion disposed in a direction along a main surface of the first substrate with respect to the light-emitting portion; a first electrode provided in the light-emitting portion; and a second electrode provided in the first transparent portion and being nckudestransparent. The display device is capable of switching between a light-transmitting state of the first transparent portion in which the first electrode attracts the plurality of first colored particles, and a light-blocking state of the first transparent portion in which the second electrode attracts the plurality of first colored particles.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: April 29, 2025
    Assignee: Sharp Display Technology Corporation
    Inventors: Kimiaki Nakamura, Masakazu Shibasaki, Yasuhiro Haseba, Koji Murata
  • Patent number: 12289956
    Abstract: The present application provides a display panel and a manufacturing method thereof. The display panel includes a substrate, a light emitting a device layer, and a viewing angle adjustment film. The light emitting device layer comprises a first viewing angle curve, a film thickness of the light emitting device layer is a film thickness corresponding to a light emission efficiency maximum value point of the first viewing angle curve. The viewing angle adjustment film is configured to adjust the light emission efficiency maximum value point from a side viewing angle to a main viewing angle and obtain a second viewing angle curve to obtain a large viewing angle under a prerequisite without lowering a front viewing angle light emission brightness.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: April 29, 2025
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhiyuan Yin, Lixuan Chen, Xiaosa Gao
  • Patent number: 12287553
    Abstract: The present disclosure provides an array substrate and a display device. The array substrate includes one start data line, N?1 intermediate data line and one end data line. The array substrate further includes a first driving circuit and a second driving circuit, the first driving circuit is arranged at a first side of the plurality of data lines, and the second driving circuit is arranged at a second side of the plurality of data lines opposite to the first side in a first direction. The first driving circuit is electrically connected to the first end of each of the plurality of data lines. The first driving circuit is electrically coupled to first ends of the plurality of data lines, a first end of the end data line is electrically coupled to a first end of the start data line, and the second driving circuit is electrically coupled to second ends of the plurality of data lines.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: April 29, 2025
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenpeng Ma, Yinlong Zhang, Zhihua Sun, Shulin Yao, Pengfei Hu, Qi Li, Xibin Shao, Yanping Liao
  • Patent number: 12287546
    Abstract: A display substrate is provided, including: a base substrate; a plurality of sub-pixels arranged on the base substrate in an array in a row direction and a column direction; a plurality of post spacers arranged at intervals on the base substrate, wherein the plurality of post spacers include at least one main post spacer and a plurality of sub post spacers, and each main post spacer has a height greater than that of each sub post spacer. Each sub-pixel has at most one post spacer provided therein, the plurality of sub-pixels include a main sub-pixel provided with the main post spacer and a sub sub-pixel provided with the sub post spacer, and the plurality of sub-pixels further include at least one mark sub-pixel adjacent to the main sub-pixel in the row direction or the column direction, the at least one mark sub-pixel is provided with no post spacer.
    Type: Grant
    Filed: December 15, 2023
    Date of Patent: April 29, 2025
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yuqiong Chen, Rui Zhang, Hongshu Zhang