Patents Assigned to SEMICONDUCTOR DISPLAY TECHNOLOGY CO.. LTD.
  • 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: 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: 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: 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: 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: 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: 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
  • Publication number: 20240178239
    Abstract: The present application provides a display panel and a manufacturing method thereof, and a mobile terminal. The display panel includes a substrate, a film transistor layer, an oxygen supplement functional layer, and an electrode layer; the thin film transistor layer includes a gate electrode, a gate insulating layer, an active layer, and a source-drain electrode layer. Material of the active layer is metal oxide semiconductor; material of the electrode layer is metal oxide material. Wherein oxygen content on a side of the oxygen supplement functional layer close to the electrode layer is greater than oxygen content on a side of the oxygen supplement functional layer close to the active layer.
    Type: Application
    Filed: May 10, 2022
    Publication date: May 30, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Bin Zhao, Hang Wang, Jun Zhao
  • 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: 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: 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: 20240174773
    Abstract: The present disclosure provides a photocurable composition, a light condensing layer, and a display device. The photocurable composition includes an acrylic resin, a photoinitiator, and a nanoparticle composite. Raw materials for preparing the nanoparticle composite include an inorganic nanoparticle, a surface of which is provided with active hydroxyl groups, and an organic compound including at least one of a titanate coupling agent and a zirconate coupling agent.
    Type: Application
    Filed: December 30, 2022
    Publication date: May 30, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Qinfu Zhu, Xiaosa Gao
  • Publication number: 20240176438
    Abstract: An embodiment of the present disclosure provides a display panel, further including a plurality of signal lines; a plurality of fan-out wiring structures including a first group of wires and a second group of wires at both sides, the first group of wires including a first broken line segment and a second broken line segment in the same bending direction, and the second group of wires including a third broken line segment and a fourth broken line segment in the opposite bending direction; a plurality of chips respectively connected to one of the fan-out wiring structures. The impedances of the fan-out wires at opposite ends of the fan-out region may be matched with each other.
    Type: Application
    Filed: June 27, 2022
    Publication date: May 30, 2024
    Applicant: WoHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO.,LTD.
    Inventors: Yuanyuan XIE, Zuzhao XU
  • Publication number: 20240176455
    Abstract: A display panel is provided, including a touch layer including a plurality of touch electrodes; a plurality of touch wires, wherein each of the touch wires is connected to one touch electrode respectively to transmit touch signals of the touch electrodes; and a plurality of conductive wire segments, wherein each of the conductive wire segments and the touch electrodes are in parallel connection. By adding impedance of parallel connection to each of the touch electrodes, voltage drop incurred by the common electrodes and the conductive wire segments is reduced, and the stability of the common voltage signal transmitted in the display region of the display panel is improved.
    Type: Application
    Filed: May 13, 2022
    Publication date: May 30, 2024
    Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTD.
    Inventor: Xiaobin HU
  • Publication number: 20240177638
    Abstract: The present disclosure discloses a pixel driving circuit and a control method thereof. The pixel driving circuit includes: a signal driving module for driving a light emitting diode to emit light based on connected scanning signal lines and data signal lines; a voltage detection module connected to the signal driving module for collecting a detection voltage of the light emitting diode and comparing the detection voltage with a reference voltage to generate a control signal; and a short circuit processing module connected to the signal driving module and the voltage detection module for controlling the light emitting diode based on the control signal.
    Type: Application
    Filed: May 18, 2022
    Publication date: May 30, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Defang Meng
  • Patent number: 11996032
    Abstract: A display module includes a display panel, a power management circuit, a source driving circuit, and a signal processing circuit. The display panel includes a plurality of pixel units. The power management circuit generates a first signal. The source driving circuit is electrically connected to the plurality of pixel units. The signal processing circuit, electrically connected between the source driving circuit and the power management circuit, is configured to process the first signal into a second signal and load the second signal to the source driving circuit. An energy of the second signal is different from an energy of the first signal.
    Type: Grant
    Filed: March 28, 2023
    Date of Patent: May 28, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Fangyun Liu
  • Patent number: 11996063
    Abstract: An LCD panel, a driving method and a display device are provided. The LCD panel includes a fixed refresh rate mode or a dynamic refresh rate mode. In response to the variable refresh rate, the LCD panel provides a variable common voltage to the first electrode plate of the storage capacitor, thereby dynamically improving or eliminating the issues of the low voltage of the pixel electrode.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: May 28, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wenwu Liao
  • 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: 11994777
    Abstract: The present application discloses a display panel and a display device. The display panel includes a plurality of pixel electrodes and a common electrode arranged correspondingly, and a plurality of light shielding electrodes, by opening holes on the common electrode corresponding to the light-shielding electrode or adjust a preset voltage on the light-shielding electrode, a vertical electric field is formed between the common electrode and the corresponding light-shielding electrode, which hinders a lateral movement of impurity ions and relieves a problem of line residue of currently LCD panels.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: May 28, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Baolin Chi
  • 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