Patents Assigned to Display Technologies
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240047482
    Abstract: Provided are a display panel and a display device. The display panel includes an array substrate, a light-emitting element, a plurality of first connection pads, and a signal line. The array substrate includes a substrate and an array layer, and the array layer is disposed on one side of the substrate and includes a pixel circuit. The light-emitting element is disposed on one side of the array layer facing away from the substrate. The plurality of first connection pads are disposed on the substrate and coupled to the pixel circuit. The signal line includes a first wire segment and a second wire segment, the first wire segment is configured to connect a first connection pad and the second wire segment, or the second wire segment is configured to connect a first connection pad and the first wire segment. The display panel further includes an overlapping region.
    Type: Application
    Filed: October 18, 2023
    Publication date: February 8, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventors: Rong HU, Yongfeng LIU, Xiaoyun CHEN, Liang XING, Aowen LI
  • FLEXIBLE DOUBLE-SIDED DISPLAY SCREEN AND MANUFACTURING METHOD THEREOF
    Publication number: 20240047628
    Abstract: A flexible double-sided display screen and a manufacturing method thereof are provided. The flexible double-sided display screen can be manufactured by the manufacturing method of the flexible double-sided display screen: by attaching two second support plates onto encapsulation layers of two display devices, respectively, then stripping off first support plates of the two display devices to expose flexible substrates thereof, thereby rigid second support plates being able to support the two display devices to conveniently attach the flexible substrates of the two display devices together, and at last, stripping off the two second support plates of the two display devices. The flexible double-sided display screen does not have the first support plates and second support plates, thereby having flexibility, and a thickness and costs of the flexible double-sided display screen can be reduced.
    Type: Application
    Filed: December 9, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiaobo Hu
  • DRIVING CIRCUIT, DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240046876
    Abstract: A driving circuit, a display panel, and a display device are disclosed. In the driving circuit, the display panel, and the display device disclosed in the present disclosure, the gamma module outputs the first initialization voltage and the second initialization voltage when the display panel is in the internal compensation mode, and the gamma module outputs the third initialization voltage and the reference voltage when the display panel is in the detection mode.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhiyi Chen, Zhenling Wang
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240046832
    Abstract: Provided are a display panel and a display device. The display panel includes a pixel circuit and a light-emitting element. In a data writing phase, a data writing module of the pixel circuit provides a data signal. In an initialization writing phase, an initialization module of the pixel circuit provides an initialization signal. In the same data writing frame, a time period between the start time of the initialization writing phase and the start time of the data writing phase is an initialization phase. The duration of the initialization phase in a first mode is different from the duration of the initialization phase in a second mode, and/or the duration of the initialization writing phase in a first mode is different from the duration of the initialization writing phase in a second mode.
    Type: Application
    Filed: October 16, 2023
    Publication date: February 8, 2024
    Applicant: Xiamen Tianma Display Technology Co., Ltd.
    Inventors: Jiemiao PAN, Yuheng ZHANG
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240049580
    Abstract: The present application provides a display panel and a display device. A light shielding layer of the display panel is arranged on a light emitting side of a light emitting layer, and comprises openings corresponding to a light emitting area of the light emitting layer. By combining the light shielding layer with an anti-reflection layer, the present application achieves a function of a conventional polarizer. Therefore, three manufacturing steps for red, green, and blue color resists are omitted, which solves a problem that more manufacturing steps are required in conventional OLED display panels with POL-less technology.
    Type: Application
    Filed: August 4, 2021
    Publication date: February 8, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jing ZHOU
  • ORGANIC LIGHT-EMITTING DIODE DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240049522
    Abstract: An organic light-emitting diode (OLED) display panel and a display device are provided. The OLED display panel includes a substrate, a thin-film transistor device layer, a light-emitting device, a passivation layer, a planarization layer, a level-raised layer, a protruding platform, an auxiliary electrode, and an undercut channel. The protruding platform is disposed directly above the level-raised layer. The auxiliary electrode includes a contact portion and a step portion, and the step portion is located at a vertical level higher than a vertical level of the contact portion. An orthographic projection of the undercut channel on the substrate and an orthographic projection of the level-raised layer on the substrate are spaced apart from each other.
    Type: Application
    Filed: December 21, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Kaikai Li, Jia Tang
  • FLEXIBLE DISPLAY MODULE
    Publication number: 20240045471
    Abstract: The present disclosure provides a flexible display module including a flexible display panel and a support element. The support element includes a glue layer, and a first support plate and a second support plate respectively disposed on two opposite sides of the glue layer. The first support plate includes a first flexible part disposed in the flexible area, and the first flexible part includes a plurality of first through holes.
    Type: Application
    Filed: July 13, 2021
    Publication date: February 8, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wenqiang WANG
  • PIXEL, ARRAY SUBSTRATE, AND DISPLAY DEVICE
    Publication number: 20240045293
    Abstract: A pixel, an array substrate, and a display device are provided. The pixel includes a first driving transistor, a first storage capacitor, a second driving transistor, a second storage capacitor, and a common transistor. Gates of the first driving transistor and the second driving transistor are connected to a scan line. One of a source and a drain of the first driving transistor and the second driving transistor are connected to a data line. Another one of the source and the drain of the first driving transistor is connected to a first common electrode line through the first storage capacitor. Another one of the source and the drain of the second driving transistor is connected to a second common electrode line through the second storage capacitor. A source and a drain of the common transistor are respectively connected to the first common electrode line and the second common electrode line.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Sanhong LIU
  • DISPLAY PANEL AND ELECTRONIC DEVICE
    Publication number: 20240049507
    Abstract: A display panel includes a first pixel drive circuit located in a second display area, a second pixel drive circuit located in the first display area, a plurality of scanning signal lines, and a semiconductor layer. The semiconductor layer includes an active portion and a connection portion. The scanning signal line includes a first sub-signal line, a second sub-signal line, and a first switching line connecting the first sub-signal line and the second sub-signal line. A shielding layer is provided between the first switching line and the semiconductor layer, and the shielding layer covers a connecting portion of the first switching line.
    Type: Application
    Filed: September 24, 2021
    Publication date: February 8, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Hongyan Liu, Chao Li, Tao Chen
  • POLARIZER AND DISPLAY DEVICE
    Publication number: 20240045111
    Abstract: A polarizer and a display device are provided. The polarizer includes a linear polarization layer, a first hydrophobic layer disposed on a first surface of the linear polarization layer, and a first protection layer disposed on a surface of the first hydrophobic layer away from the linear polarization layer. This application utilizes a hydrophobic property of the first hydrophobic layer to prevent human sweat from penetrating into an interior of the polarizer and reaching the surface of the linear polarization layer, thereby preventing the sweat from corroding the linear polarization layer.
    Type: Application
    Filed: December 17, 2021
    Publication date: February 8, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Wenhua YANG
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240049563
    Abstract: The display panel includes a planar display area and a curved display area. The display panel includes a light emitting layer, a cathode layer, and an optical coupling layer. A thickness of at least one of the cathode layer and the optical coupling layer in the curved display area is different from a thickness of at least one of the cathode layer and the optical coupling layer in the planar display area, so that a luminous efficiency of the light emitting layer in the curved display area is greater than a luminous efficiency of the light emitting layer in the planar display area. The brightness of the curved display area is improved, and the problem of low brightness of the display panel in the curved display area is improved.
    Type: Application
    Filed: September 8, 2021
    Publication date: February 8, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Bo WANG
  • MANUFACTURING METHOD OF DISPLAY PANEL, AND DETECTION AND BONDING APPARATUS FOR A MICRO ELEMENT
    Publication number: 20240047280
    Abstract: Provided are a manufacturing method of a display panel and a detection and bonding apparatus for a micro element. The manufacturing method of a display panel includes providing a first transfer substrate and performing a detection and bonding process. The first transfer substrate includes a first temporary carrier plate and a plurality of micro elements disposed on the first temporary carrier plate. The step of performing a detection and bonding process includes placing the first transfer substrate and an array substrate opposite to each other so that the drive electrode of the micro element is in contact with a connection electrode on the array substrate; supplying power to the array substrate to conduct the plurality of micro elements; and acquiring a first pattern formed by each illuminated micro element, and bonding a drive electrode of the each illuminated micro element with the connection electrode.
    Type: Application
    Filed: October 19, 2023
    Publication date: February 8, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventors: Kerui XI, Jiansheng ZHONG, Feng QIN, Xuhui PENG
  • DISPLAY PANEL, DISPLAY DEVICE, AND MANUFACTURING METHOD OF DISPLAY PANEL
    Publication number: 20240047478
    Abstract: The present application provides a display panel, a display device, and a manufacturing method of the display panel. The display panel includes a substrate, an insulating layer, and an interlayer dielectric layer that are sequentially stacked. The interlayer dielectric layer includes a first section located in the display area and a second section located in the fan-out area, and a hollowed groove is defined in the second section and filled with an elastic material. Therefore, a bending resistance of film layers in the fan-out area is improved, and a problem that the film layers in the fan-out area is easily broken after bending and binding processes of the display panel is prevented.
    Type: Application
    Filed: August 13, 2021
    Publication date: February 8, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yuelong SONG
  • METHOD AND DEVICE FOR DESIGNING GATE DRIVING CIRCUIT, CONTROLLER, AND STORAGE MEDIUM
    Publication number: 20240046019
    Abstract: The present application provides a method and a device for designing a gate driving circuit, a controller, and a storage medium. The method includes: acquiring size information of a target panel and determining location information of a target area according to the size information of the target panel; calling and combining size information of a standard panel, characteristic label information of a plurality of standard devices, and an architecture type identifier acquired to determine characteristic label information of at least one target device, in order to generate a target gate driving circuit in the target area.
    Type: Application
    Filed: July 16, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Siyang Liu, Zui Wang
  • PIXEL STRUCTURE AND DISPLAY PANEL
    Publication number: 20240046899
    Abstract: A pixel structure and a display panel are provided. The pixel structure includes a first pixel electrode, a first longitudinal signal line, and a second longitudinal signal line. The first pixel electrode includes a first main pixel area and a first sub-pixel area. The first longitudinal signal line includes a first main line and a first secondary-line. The second longitudinal signal line includes a second main line and a second secondary-line. The first main line and the second main line are arranged in the first main pixel area, and the first secondary-line and the second secondary-line are arranged in the first sub-pixel area.
    Type: Application
    Filed: February 24, 2022
    Publication date: February 8, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Ruifa TAN, Tianhong WANG, Xiaohui YAO
  • DISPLAY PANEL AND MOBILE TERMINAL
    Publication number: 20240046861
    Abstract: A display panel and a mobile terminal are disclosed in the present disclosure. The display panel includes a substrate and a pixel driving circuit layer. The pixel driving circuit layer includes a plurality of pixel driving circuits, and each of the pixel driving circuits at least includes a compensation transistor and a shielding component. An orthogonal projection of the shielding component projected on the substrate at least partially overlaps an orthogonal projection of the compensation transistor projected on the substrate, so that the compensation transistor is not affected by a potential of the substrate, thereby enhancing the reliability of currents of the pixel driving circuits.
    Type: Application
    Filed: August 31, 2021
    Publication date: February 8, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Wei Wang
  • ORGANIC LIGHT-EMITTING DIODE DISPLAY PANEL AND ELECTRONIC DEVICE
    Publication number: 20240049568
    Abstract: An OLED display panel and an electronic device are disclosed. The OLED display panel comprises a main display part and a first organic packaging layer, and the main display part has a display area and a non-display area disposed around the display area; and the first organic packaging layer is disposed on the main display part, wherein the first organic packaging layer comprises a first organic packaging section, the first organic packaging section is located in the non-display area, and the first organic packaging section comprises water absorbent.
    Type: Application
    Filed: December 21, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Weiran Cao, Jinchuan Li, Ying Liu, Wendong Lian
  • METHOD FOR DETERMINING PIXEL VOLTAGE, ELECTRONIC DEVICE, AND STORAGE MEDIUM
    Publication number: 20240046896
    Abstract: The present disclosure provides a method for determining a pixel voltage, an electronic device, and a storage medium. The method includes: obtaining an initial color shift ratio of a sub pixel to be tested, obtaining an initial evaluation value of a preset grayscale value, and obtaining a current evaluation value of the preset grayscale value according to a current color shift ratio; comparing the initial evaluation value with the current evaluation value; and determining a standard sub pixel voltage of the sub pixel to be test according to the current color shift ratio, when the current evaluation value is greater than the initial evaluation value.
    Type: Application
    Filed: August 18, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yanxue Wang
  • LIGHT-EMITTING DRIVING CIRCUIT, BACKLIGHT MODULE AND DISPLAY PANEL
    Publication number: 20240046863
    Abstract: The present disclosure discloses a light-emitting driving circuit, a backlight module, and a display panel. The light-emitting driving circuit includes a drive transistor, a data writing module, and a light-emitting module. In the light-emitting module, the first terminal and the second terminal of the first light-emitting device and the first terminal and the second terminal of the second light-emitting device are arranged in reverse directions. The first power signal and the second power signal are configured to perform level conversion according to a preset period, so that the direction of the current flowing through the drive transistor is changed according to the preset period.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 8, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Bo Sun
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240047613
    Abstract: Provided are a display panel and a display device, belonging to the field of display technology. The display panel includes a substrate and a light emission device layer. The light emission device layer is located on a side of the substrate. The light emission device layer includes multiple light-emitting structures. A light-emitting structure includes a first electrode and a second electrode. In the direction perpendicular to the plane where the substrate is located, the first electrode and the second electrode are located on the side of the light-emitting structure facing the substrate. The surface on the side of the light-emitting structure facing away from the substrate includes a recess portion. At least part of the surface on the side of the light-emitting structure facing away from the substrate recesses toward a side adjacent to the substrate, so that a recess portion is formed.
    Type: Application
    Filed: October 11, 2023
    Publication date: February 8, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventor: Sitao HUO