Patents Assigned to Display Technologies
  • Touch input display apparatus with insulation recess structure having obtuse angled sidewalls
    Patent number: 12058918
    Abstract: A display panel disclosed by the present application includes: a base; a display layer, wherein the display layer includes light emitting units; and a touch layer, including a first insulation layer, a touch electrode layer, and a second insulation layer sequentially stacked, wherein the touch electrode layer includes touch electrodes. A first aperture is defined in a portion of the touch electrodes corresponding to the light emitting units. A first recess is defined in a portion of the first insulation layer corresponding to a gap between adjacent two of the light emitting units. An included angle between a sidewall of the first recess and a bottom surface of the first recess is an obtuse angle.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: August 6, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Haoran Wang, Jing Huang
  • Pixel driving circuit, pixel driving method and display device
    Patent number: 12057065
    Abstract: A pixel driving circuit, a pixel driving method and a display device are proposed. In a threshold detecting phase, a threshold voltage of a first TFT is detected. In a data write-in phase, data voltage is written into the first node to alleviate the coupling effect of the voltage variation of the first node on the third node such that the voltage of the third node could be stabilized. In a light emitting phase, the first capacitor and the light emitting diode work together to compensate for the threshold voltage, IR drop in the signal and the unevenness of the LEDs.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: August 6, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Bin Liu
  • Manufacturing method of optical film and optical film
    Patent number: 12054658
    Abstract: The present application discloses a manufacturing method of an optical film and the optical film. The manufacturing method includes: step S10, mixing titanium source precursors and a barium source and adding an alkaline agent for a reaction to obtain nanoparticles; and step S20, mixing quantum dots, an organic adhesive, and the nanoparticles followed by coating to obtain the optical film.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: August 6, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Xiaowei Sun, Kai Wang, Miao Zhou, Hongcheng Yang, Pai Liu, Bing Xu, Lixuan Chen, Dongze Li
  • Hinge, display panel, and electronic device
    Patent number: 12058826
    Abstract: A hinge, a display panel, and an electronic device are disclosed. The hinge includes a fixed bracket and a supporting mechanism, wherein the supporting mechanism includes a first supporting element rotatably connected to the fixed bracket along a first shaft, a second supporting element rotatably connected to the first supporting element along a second shaft, a third supporting element rotatably connected to the fixed bracket along a third shaft, and a fourth supporting element rotatably connected to the third supporting element along a fourth shaft.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: August 6, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zikang Feng
  • Display device and vehicle
    Patent number: 12058901
    Abstract: A display device and a vehicle are disclosed. The display device has a display area including a plurality of display sub areas and a plurality of transparent sub areas. The display device includes a display panel and an electrochromic layer disposed on one side of the display panel. The electrochromic layer includes at least one electrochromic device, the at least one electrochromic device corresponds to at least one of the transparent sub areas, and the at least one electrochromic device transitions between transparent and opaque states.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: August 6, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Haiyan Shen, Zhimeng Luo, Le Zhang, Wenxu Xianyu, Chunpeng Zhang
  • Pixel circuit, driving method thereof and display apparatus
    Patent number: 12057073
    Abstract: A pixel circuit, a driving method thereof, and a display apparatus are provided. The pixel circuit includes a leakage current compensation module, configured to output a leakage current compensation voltage to a gate of a driving transistor at a light-emitting control stage of the pixel circuit, to control a potential change of the gate of the driving transistor to be opposite to a potential change caused by a leakage current at the gate of the driving transistor. At the light-emitting stage, the voltage of the gate of the driving transistor is compensated for by the leakage current compensation module, to compensate for the potential change caused by the leakage current, ensuring high stability of potential at the gate of the driving transistor, making the driving current generated by the driving transistor highly stable, and alleviating the flickering problem when the display apparatus displays images.
    Type: Grant
    Filed: August 1, 2023
    Date of Patent: August 6, 2024
    Assignee: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhiqiang Ge, Jingxiong Zhou, Qicheng Sun
  • Sensing module and wearable device having same
    Patent number: 12056308
    Abstract: A sensing module and a wearable device having same are disclosed. Wherein the sensing module comprises sensing electrodes, including a plurality of first sensing groups and a plurality of second sensing groups, wherein a width of the electrodes in the first sensing groups and a width of the electrodes in the second sensing groups are both less than a predetermined width; a driving chip, respectively connected to at least some of the first sensing groups and at least some of the second sensing groups. The driving chip has a fingerprint recognition function and a touch function.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: August 6, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Bo Li, Wenxu Xianyu
  • Image display method and device, storage medium, electronic device
    Patent number: 12057044
    Abstract: An image display method includes: obtaining image data of a target image, and obtaining an initial sampling value of a first screen according to the image data, wherein the initial sampling value includes region sampling values of at least two target regions in the first screen, and the region sampling values include a previous region correction value and a current region sampling value; correcting the current region sampling value in a target region sampling value, based on a mapping relationship between the previous region correction value and the target region sampling value, to obtain first data; and determining second data corresponding to a second screen according to the first data, to realize displaying of the target image in a stacked screen according to the first data and the second data, wherein the stacked screen is formed by the first screen and the second screen in an overlapped manner.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: August 6, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tiankuo Shi, Xiangjun Peng, Shuo Zhang, Yan Sun, Xiaomang Zhang, Xin Duan, Wei Sun, Shaoru Zhang
  • Stretchable display module and stretchable display device
    Patent number: 12056300
    Abstract: An embodiment of the present application discloses a stretchable display module and a stretchable display device. The stretchable display module comprises a display panel and a touch layer embedded in the display panel. The display panel includes island regions, bridge connection regions, and aperture regions. A pixel island is disposed in each of the island regions. Each of the connection bridges is connected to adjacent two of the pixel islands. The touch layer comprises touch modules. One touch module is disposed in each of the pixel islands, adjacent two of at least some of the touch modules are connected to each other through the connection bridge.
    Type: Grant
    Filed: September 18, 2021
    Date of Patent: August 6, 2024
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Li Hu
  • Display device
    Patent number: 12058280
    Abstract: A display device is provided, which includes a first folding frame, a second folding frame, a first support plate, a second support plate, a pretension assembly, and a flexible display screen. The second folding frame rotates relative to the first folding frame. The first support plate is disposed on the first folding frame and the second folding frame and includes a bending structure. The bending structure is connected to the first folding frame and the second folding frame. The second support plate is disposed on at least one side of the first support plate. The pretension assembly is connected to the second support plate. The flexible display screen is disposed on the first support plate and the at least one second support plate and is connected to the second support plate. The pretension assembly is configured to provide a pretension force to the flexible display screen.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: August 6, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Wenqiang Wang
  • Driving backplane and method of manufacturing the same, and display apparatus
    Patent number: 12057455
    Abstract: A driving backplane includes: a base; a first conductive layer disposed on the base, the first conductive layer including at least one first signal line; a first insulating layer disposed on a side of the first conductive layer away from the base; a second conductive layer disposed on a side of the first insulating layer away from the first conductive layer, the second conductive layer including at least one second signal line. Each first signal line and a second signal line constitute a signal line pair. In the signal line pair, extending directions of the first signal line and the second signal line are the same, an orthogonal projection of the first signal line on the base and an orthogonal projection of the second signal line on the base have a first overlapping region, and the second signal line is coupled to the first signal line.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: August 6, 2024
    Assignees: CHONGQING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wentao Wang, Dawei Shi, Pei Wang, Dongsheng Zhao, Lu Yang, Liang Huo, Cenhong Duan, Can Huang, Xiaosong Wen
  • METHOD FOR GENERATING TARGET GRAYSCALE VALUES AND DISPLAY PANEL
    Publication number: 20240257690
    Abstract: A method for generating target grayscale values, and a display panel are provided. The method for generating target grayscale values includes: obtaining multiple gamma curves corresponding to multiple refresh rates, each gamma curve defining a correlation between brightness values and grayscale values; determining a grayscale compensation value corresponding to each grayscale value at each refresh rate difference according to different brightness values corresponding to each grayscale value at different refresh rates, the refresh rate difference being a difference between two different refresh rates; and determining multiple target grayscale values according to grayscale values and corresponding grayscale compensation values, thereby improving a flickering caused by varying refresh rate.
    Type: Application
    Filed: November 29, 2023
    Publication date: August 1, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zeng HUANG
  • ORGANIC COMPOUND, POLYMER PREPARED BY THE ORGANIC COMPOUND, AND DISPLAY PANEL CONTAINING THE POLYMER
    Publication number: 20240255807
    Abstract: The disclosure provides an organic compound, a polymer prepared by the organic compound, and a display panel containing the polymer. The organic compound is represented by formula (1) or formula (2). X1, X2, X3, and X4 are each independently selected from —CR2 and N, X1 and X2 are not CR2 at the same time, and X3 and X4 are not CR2 at the same time, R1 is independently selected from a single bond, a substituted or unsubstituted C6-C14 aromatic group, and a substituted or unsubstituted C5-C13 heteroaromatic group, and R2 is independently selected from —H or NH2.
    Type: Application
    Filed: February 28, 2023
    Publication date: August 1, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Song LAN
  • DISPLAY PANEL
    Publication number: 20240256059
    Abstract: The present application provides a display panel including a substrate, an array layer, a first light-blocking layer including a first opening and a second opening, a light-emitting device layer, a second light-blocking layer including a third opening provided corresponding to the first opening and a fourth opening provided corresponding to the second opening, a touch control metal layer including a fifth opening disposed corresponding to the first opening and a sixth opening disposed corresponding to the second opening. An area of the fourth opening is lesser than that of the second opening. An area of the sixth opening is greater than or equal to that of the fourth opening.
    Type: Application
    Filed: September 27, 2023
    Publication date: August 1, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Shengrong YU
  • COMPENSATION METHOD FOR DISPLAY PANEL AND DISPLAY PANEL
    Publication number: 20240257721
    Abstract: A compensation method for a display panel, which first selects a rectangular test area in a display area of the display panel, and then obtains a first average current value flowing through all sensing transistors and a second average current value flowing through all driving transistors in the rectangular test area, and then obtains a first current curve and a second current curve flowing through the driving transistors based on the first average current value and the second average current value under different driving voltages, and then determines a transmission loss coefficient of a data signal data according to the first current curve and the second current curve, and then compensates a driving voltage of each pixel circuit in the rectangular test area based on the transmission loss coefficient.
    Type: Application
    Filed: November 3, 2023
    Publication date: August 1, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yuchao ZENG
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20240260434
    Abstract: Embodiments of the present disclosure are directed to a display panel and a display device. The display panel includes a light-emitting functional layer disposed on a substrate, a dimming metal array layer disposed on a side of the light-emitting functional layer away from the substrate, and a circular polarizer. The circular polarizer includes a linear polarizing layer and a quarter-wave plate disposed on a side of the dimming metal array layer away from the light-emitting functional layer. The dimming metal array layer is configured to convert light into elliptically polarized light. A included angle between an elliptical long axis direction of the elliptically polarized light and a light transmission axis direction of the linear polarizing layer is less than or equal to 45 degrees.
    Type: Application
    Filed: March 31, 2023
    Publication date: August 1, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Zhiyuan YIN, Weiran CAO, Ting SHI
  • DISPLAY MODULE AND DISPLAY PANEL
    Publication number: 20240258479
    Abstract: A display module and a display panel are provided. The display module includes a first substrate, a first pixel-driving circuit module, a light-emitting module, a first packaging structure, and a first terminal module. The first pixel-driving circuit module includes at least one first pixel-driving circuit. The first terminal module includes at least one first terminal group corresponding to the first pixel-driving circuit. The first terminal group is provided with plurality of first via holes. The plurality of first terminals are electrically connected with the first pixel-driving circuit through the plurality of first via holes.
    Type: Application
    Filed: March 31, 2023
    Publication date: August 1, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Liang SUN, Mian ZENG
  • LIQUID CRYSTAL DISPLAY PANEL AND MANUFACTURING METHOD THEREOF
    Publication number: 20240255810
    Abstract: A liquid crystal display panel and a manufacturing method thereof are provided. By allowing a thickness of an insulating layer in an opening area to be less than a thickness of the insulating layer in a non-opening area, a storage capacitance between a first electrode layer and a second electrode layer in the opening area can be increased, a driving voltage of the liquid crystal display panel can be reduced, and power consumption can also be reduced. Meanwhile, since a parasitic capacitance is small, requirements of small parasitic capacitances and low power consumption of the liquid crystal display panel can be simultaneously achieved.
    Type: Application
    Filed: August 30, 2022
    Publication date: August 1, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Ning Zhang
  • ARRAY SUBSTRATES AND MANUFACTURING METHODS THEREOF, AND DISPLAY PANELS
    Publication number: 20240258339
    Abstract: An array substrate, a manufacturing method thereof, and a display panel are provided. The array substrate includes a substrate, a gate layer, a gate insulating layer, a semiconductor layer, a source and drain layer, and a protective layer stacked in sequence. The source and drain layer includes a metal laminated layer and an antioxidant protective layer. The metal laminated layer is disposed on the semiconductor layer. The antioxidant protective layer is disposed between the metal laminated layer and the protective layer.
    Type: Application
    Filed: November 16, 2023
    Publication date: August 1, 2024
    Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTd.
    Inventor: Wei WU
  • MICRO LIGHT-EMITTING DISPLAY MODULE
    Publication number: 20240258473
    Abstract: A micro light-emitting display module includes sequentially stacked a substrate, a light-emitting chips, an original sealant layer, and a repair sealant layer, the original sealant layer is located in a first display area and a second display area, and the repair sealant layer is located in the first display area, A mass proportion of optical particles in the repair sealant layer is different from that of optical particles in the original sealant layer, and/or, the types of the optical particles in the repair sealant layer is different from that of the optical particles in the original sealing layer. By optimizing the types and the mass proportion of the optical particles in the repair sealant layer, the color difference between the repaired first display area and the normal second display area could be made close.
    Type: Application
    Filed: May 10, 2023
    Publication date: August 1, 2024
    Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Xiaobo ZHOU, Wei WU