Patents Assigned to WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
  • Publication number: 20240180003
    Abstract: The present disclosure provides a display panel, the display panel includes a substrate, a light-emitting layer, a first refractive layer, and a second refractive layer. The first refractive layer is arranged on a side of the light-emitting layer away from the substrate. The second refractive layer covers a side of the first refractive layer away from the substrate and fills a plurality of openings of the first refractive layer. The second refractive layer extends from a display area to a non-display area and covers a bending area to protect wirings in the bending area, and the second refractive layer may replace a protective glue layer in prior art, which is beneficial to saving processes.
    Type: Application
    Filed: June 29, 2022
    Publication date: May 30, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Manli LI
  • Publication number: 20240179990
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes a pixel group arranged in an array, where the pixel group includes: a first pixel unit, a partial region of which is provided with a first sub-pixel; a second pixel unit, a partial region of which is provided with a second sub-pixel; and a third pixel unit, a partial region of which is provided with a third sub-pixel; where the first sub-pixel, the second sub-pixel, and the third sub-pixel have different colors, and any one of the first sub-pixel, the second sub-pixel, and the third sub-pixel is adjacent to other sub-pixels.
    Type: Application
    Filed: June 6, 2022
    Publication date: May 30, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yuan Wu, Tingting Wu
  • Publication number: 20240179996
    Abstract: A display panel is provided, including: a substrate; a first planarization layer disposed on a side of the substrate, wherein a first via hole is defined in the first planarization layer; a first ITO layer disposed on a side of the first planarization layer away from the substrate; and an anode disposed on a side of the first ITO layer away from the first planarization layer. Wherein, a first groove is defined in the first ITO layer to make a part of the anode be disposed in the first groove, and a projection of the first groove on the substrate at least partially overlaps with a projection of the first via hole on the substrate.
    Type: Application
    Filed: June 27, 2022
    Publication date: May 30, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Huan CHEN
  • Publication number: 20240179970
    Abstract: A driving circuit and a display panel are provided. The driving circuit at least includes first fan-out lines, second fan-out lines, and data lines. The first fan-out lines are located in the display region and electrically connected to the driving chip. The second fan-out lines are located in the display region and connected to the first fan-out lines. The data lines are located in the display region and connected to the second fan-out lines. Wherein, the first fan-out lines, the second fan-out lines, and the data lines are located in different layers, and the second fan-out lines are located between the first fan-out lines and the data lines.
    Type: Application
    Filed: June 29, 2022
    Publication date: May 30, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Kun ZHOU, Shaojing WU
  • Publication number: 20240173940
    Abstract: The present application provides a display module and a display device. The display module includes a display panel, a self-adhesive back plate disposed on the display panel, and a support plate disposed on the self-adhesive back plate. The self-adhesive back plate includes at least two adhesive layers, one of the at least two adhesive layers is disposed facing the display panel, and another one of the at least two adhesive layers is disposed facing the support plate. In the present application, by disposing the self-adhesive back plate and the support plate to support the display panel, a thickness of the display module can be greatly reduced, and difficulty and cost of production can be reduced.
    Type: Application
    Filed: June 29, 2022
    Publication date: May 30, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiaojing Hu
  • Publication number: 20240179995
    Abstract: A display panel and a method of manufacturing the same, and a display device are provided. The display panel includes a display panel body and a backplane arranged on a backlight side of the display panel body. The display panel body includes a display area, a bending area, and a bonding area. The bending area is located between the display area and the bonding area. The display panel includes a heat-sensitive adhesive layer disposed between the backplane and the display panel body.
    Type: Application
    Filed: June 30, 2022
    Publication date: May 30, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiaojing Hu
  • Publication number: 20240179966
    Abstract: A display panel and a display device are disclosed. The display panel includes at least a part of plurality of first connection parts arranged at intervals along a first direction. Each pixel electrode is connected to one driving transistor through the first connection part. The first connection parts are further configured to connect signal lines. An area of each of the first connection parts disposed sequentially increases along the first direction, or the area of each of the first connection parts is the same. The area is an orthographic projection area of the first connection part on a base substrate.
    Type: Application
    Filed: May 23, 2022
    Publication date: May 30, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yanfen NIU, Xiaoxia ZHANG
  • Publication number: 20240180005
    Abstract: A display panel and a display device including a functional region corresponding to a camera are provided. The display panel includes the panel main body, the polarization layer, and the backplate module. The polarization layer is disposed on the light-exiting side of the panel main body. The backplate module is disposed on the side of the panel main body away from the polarization layer. A part of the backplate module and the panel main body disposed in a stack and corresponding to the functional region have a total in-plane phase difference value, and the total in-plane phase difference value is less than 200 nanometers or greater than 7000 nanometers.
    Type: Application
    Filed: June 8, 2022
    Publication date: May 30, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Feng Xu
  • Publication number: 20240179965
    Abstract: A flexible display panel, a manufacturing method thereof, and a display terminal are provided in the present application. The flexible display panel includes a plurality of island structures, a plurality of electrical connecting structures, and a first flexible adhesive layer. The first flexible adhesive layer is filled between the plurality of island structures and covers the plurality of island structures. A ratio of a difference between a second distance of adjacent two of the island structures in a stretched state and a first distance in an unstretched state to the first distance ranges from 10% to 20%.
    Type: Application
    Filed: May 30, 2022
    Publication date: May 30, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zuojia Wang
  • Publication number: 20240177646
    Abstract: The present disclosure provides a luminance adjustment method and device of a display panel. In the method, firstly, a difference between the luminance parameters of different regions of the target panel are obtained, and temperatures of different regions of the target panel are obtained according to the difference of the luminance parameters of the different regions of the target panel. Then, luminance compensation parameters of the corresponding regions are obtained according to a correlation of the luminance to the temperature and a difference of the operating temperatures of the different regions, and finally, the luminance of a corresponding region is compensated according to the luminance compensation parameters.
    Type: Application
    Filed: March 15, 2022
    Publication date: May 30, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yedong WANG, Jia ZHANG
  • Patent number: 11997868
    Abstract: A display device is provided. The display device includes a cover plate, a first adhesive layer, a glass layer, a second adhesive layer, and a buffer layer. The first adhesive layer, the glass layer, and the second adhesive layer are sequentially disposed on a side of the cover plate. The glass layer is made of reinforced ultra-thin glass. Peripheral edges of the glass layer are indented with respect to peripheral edges of the first adhesive layer and the second adhesive layer to form an indented region. The buffer layer is disposed in the indented region.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: May 28, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Peng Wang
  • Patent number: 11995278
    Abstract: The present application provides a touch sensing assembly and a touch sensing display device. The touch sensing assembly includes a touch sensing layer. By disposing the first connecting branch electrode between the second branch electrode and the second main electrode, transmission channels of current in the second direction in each of the touch sensing units is increased, thereby reducing the impedance of the second touch electrode in each touch unit. In addition, each of the second branch electrodes surrounds one of the first branch electrodes to increase the mutual capacitance between the first branch electrode and the second branch electrode.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: May 28, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jieping Wang, Jian Ye
  • Patent number: 11997877
    Abstract: An array substrate and a display panel are provided. A driving circuit layer of the array substrate includes a low temperature polysilicon thin film transistor and a low temperature polycrystalline oxide thin film transistor which are electrically connected with each other. A hydrogen blocking layer is formed on at least one of an upper side and a lower side of an oxide active layer of the low temperature polysilicon thin film transistor. The hydrogen blocking layer can block hydrogen ions in other film layers to invade the oxide active layer and avoid that device characteristics are drifted.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: May 28, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Huihui Zhao, Hao Peng
  • Patent number: 11997878
    Abstract: An array substrate and a manufacturing method thereof are provided. The array substrate includes a substrate and a first recess. The first recess sequentially extends through a second dielectric layer, a third insulating layer, a first dielectric layer, a second insulating layer, a first insulating layer, an active layer, and a portion of a barrier layer. A bottom surface of the first recess is formed inside the barrier layer.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: May 28, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Huihui Zhao, Changbum Park
  • Patent number: 11997869
    Abstract: A display panel and a display device are provided. A first organic layer of the display panel forms a first barrier portion in a transition area. A first metal layer forms a second barrier portion in the transition area. The second barrier portion covers an upper surface and a first side surface of the first barrier portion, and extends away from the first side surface and beyond a boundary of the upper surface of the first barrier portion, so as to form an undercut structure. Therefore, the problem that in conventional OLED products, water and oxygen gas are easily transmitted from outside of the display panel to inside using the emission layer is alleviated.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: May 28, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Dan Bai, Yu Zhao
  • Publication number: 20240168585
    Abstract: The present application provides a display panel and a display device. The display panel includes a display area and a fan-out area. The display panel further includes a substrate, a display layer including a common electrode trace, and a touch layer including a peripheral touch trace. In the fan-out area, a projection of the common electrode trace on the substrate and a projection of the peripheral touch trace on the substrate are at least partially overlapped, and at least three insulation film layers are provided between the common electrode trace and the peripheral touch trace in at least an area where their projections are overlapped.
    Type: Application
    Filed: March 17, 2022
    Publication date: May 23, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jian YE
  • Publication number: 20240168578
    Abstract: A touch control display panel and a display device are provided. The display device includes the touch control display panel, the touch control display panel includes a touch control layer, and the touch control layer includes touch electrodes and touch signal lines. Two openings formed between two extending segments in a same extending part on the touch signal lines and corresponding extending segments on adjacent touch signal lines are staggered from each other, so a patterning difference between the touch signal lines can be reduced, thereby improving uneven display of the touch control display panel.
    Type: Application
    Filed: April 15, 2022
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Liang Fang, Ding Ding
  • Publication number: 20240172529
    Abstract: A display panel and a display device are provided. The display device includes a photosensitive device and the display panel. The display panel includes a base substrate, a driver circuit layer, a column spacer, a light-emitting layer, and a first inorganic encapsulation layer forming a protruding structure corresponding to the column spacer to increase thickness of the first inorganic encapsulation layer, so that an encapsulation effect of the first inorganic encapsulation layer is improved and a risk of moisture intrusion into a display area which renders a light-emitting material failed can be reduced.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 23, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Chen CHEN
  • Publication number: 20240172534
    Abstract: A display panel and a mobile terminal are disclosed. The display panel comprises a substrate, a display function layer disposed on the substrate, a first blocking structure surrounding the display function layer, the first blocking structure comprising a transition area, a first inorganic layer at least covering the first blocking structure and the display function layer, an organic layer at least covering the display function layer and the first blocking structure, and a second inorganic layer covering the organic layer; wherein a tightening structure is disposed between the organic layer and the second inorganic layer in the transition area.
    Type: Application
    Filed: May 19, 2022
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yang Zhang
  • Publication number: 20240169878
    Abstract: The present application provides a display panel and a grayscale compensation method. The grayscale compensation method first divides a display area of the display panel into a first display sub-area and a second display sub-area, and then takes average brightness of the at least one second display sub-area as target brightness and compensates a grayscale of each sub-pixel in the at least one second display sub-area. Accordingly, the present application not only improves the brightness uniformity of the display area, but also requires less gray scale compensation data.
    Type: Application
    Filed: May 18, 2022
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jinlong Zheng, Chunsheng Li, Kuo Wang