Patents Assigned to A*STAR
  • Patent number: 12293710
    Abstract: The present disclosure discloses a pixel circuit and a display panel. The pixel circuit includes a driving transistor, a storage capacitor, a first transistor, and a second transistor. By configuring the first transistor as a dual-gate dual-channel type thin film transistor, so that when a source of the driving transistor is compensated through the first transistor and the storage capacitor by a data signal, a source potential of the driving transistor may be quickly increased to a preset potential in a short time.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: May 6, 2025
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Shuang Jin
  • 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: 12292645
    Abstract: Disclosed are a display panel and a method of manufacturing a display panel. The display panel includes an array substrate, a color film substrate disposed opposite to the array substrate, a liquid crystal layer disposed between the array substrate and the color film substrate, and a reflective layer disposed on a side of the array substrate facing the liquid crystal layer, wherein the reflective layer includes a plurality of first convex structures and a plurality of convex rings, and an outer peripheral edge of each of the first convex structures is surrounded by at least one of the convex rings.
    Type: Grant
    Filed: January 31, 2024
    Date of Patent: May 6, 2025
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Ying Lu, Yingchun Zhao, Wuguang Liu, Lixia Li
  • Patent number: 12293726
    Abstract: The present application provides a gate driving circuit and a display device including a pull-up module, an isolation module, a pull-down maintaining module, and an inverting module. A coupling effect of an electric potential variation of a first node on an electric potential of a second node is blocked by providing the isolation module. Therefore, in a case that a clock signal fluctuates so that the electric potential of the first node fluctuates, that a change of the electric potential of the first node spreads to the electric potential of the second node is blocked, and the electric potential of the second node is stabilized. A failure of the gate driving circuit is improved.
    Type: Grant
    Filed: September 18, 2023
    Date of Patent: May 6, 2025
    Assignee: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Minghu Deng
  • Patent number: 12293039
    Abstract: Embodiments of the present disclosure disclose a touch display panel, which includes a plurality of touch sub-units and a plurality of connection wires, wherein the plurality of touch sub-units include the touch sub-units extending in a first direction and a second direction, and two adjacent columns of the touch sub-units extending in the second direction are electrically connected via connection wires; in one of touch electrode repetition units, the connection wires distributed in the first direction are disposed in a misaligned manner in the second direction.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: May 6, 2025
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Chao Chen, Jian Ye, Simin Zhu
  • 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: 12293296
    Abstract: The invention discloses an adaptive path planning method based on neutral networks trained by the evolutional algorithms, the neutral network training method comprises input and output of the data acquired by the mobile sensors installed on the mobile robots as the neutral networks, and training and optimization of the recurrent neutral networks based on the evolutional algorithms; the path planning method refers to the application of the trained neutral networks to the path planning of the mobile robot, the invention effectively improves local quick search capability and global search capability of the algorithms by applying the evolutional algorithms to the optimization of the recurrent neutral networks, so that the robot can plan a rational path in a dense and uncertain environment.
    Type: Grant
    Filed: October 18, 2021
    Date of Patent: May 6, 2025
    Assignees: Dibi (Chongqing) Intelligent Technology Research Institute Co., Ltd., Star (Chongqing) Intelligent Equipment Technology Research Institute Co., Ltd.
    Inventors: Yongduan Song, Lihui Tan, Lei Fang, Shilei Tan, Shuai 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: 12293045
    Abstract: A touch display panel and an electronic terminal are disclosed in the present application, including a first conductive layer and a second conductive layer of different layers, and an insulation layer is arranged between the first conductive layer and the second conductive layer. The first conductive layer includes a plurality of touch electrodes arranged along a first direction and a second direction. The second conductive layer includes a first touch lead and a first auxiliary structure both overlapped with a first touch electrode in the plurality of touch electrodes. The first auxiliary structure is located on at least one side of the first touch lead.
    Type: Grant
    Filed: July 5, 2022
    Date of Patent: May 6, 2025
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Shengrong Yu, Liang Ma
  • Patent number: 12293044
    Abstract: A touch structure and a touch display panel are disclosed. The touch structure includes a plurality of touch units, a plurality of touch row selection lines, and a plurality of touch column readout lines. One of the touch column readout lines is configured using one column of the touch units, and required touch signals can be read out using only N touch column readout lines. In addition, one of the touch row selection lines is electrically connected to one row of the touch units. Therefore, the required touch signals may be read row by row, thereby avoiding the ghosting.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: May 6, 2025
    Assignee: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventor: Zhitao Lu
  • 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: 12294007
    Abstract: An array substrate and a display panel are provided. The array substrate includes transistors. Each transistor includes an active portion and a first gate, and the active portion is disposed on the substrate. The active portion includes at least one semiconductor portion and at least one epitaxial sharp corner portion connected to the semiconductor portion and protruding from the semiconductor portion in a first direction. In the first direction, the epitaxial sharp corner portion is located on one side of the semiconductor portion, the first gate is located on the semiconductor portion and the epitaxial sharp corner portion, and the first gate extends along the first direction.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: May 6, 2025
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Yiyu Guo
  • 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: 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
  • 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: 20250140158
    Abstract: A display panel and a display device are disclosed. The display panel includes a plurality of scan lines, a plurality of data lines, and a plurality of sub-pixels. Each of the scan lines is electrically connected to a row of the sub-pixels. The plurality of sub-pixels include a first pixel column and a second pixel column. The first pixel column and the second pixel column are arranged adjacent to each other. The first pixel column includes a plurality of first pixel units. The second pixel column includes a plurality of second pixel units. Each of the first pixel unit and the second pixel unit includes three sub-pixels, and colors of the three sub-pixels are different. At least two adjacent first pixel units and at least two adjacent second pixel units are electrically connected to a same data line.
    Type: Application
    Filed: November 30, 2023
    Publication date: May 1, 2025
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shuming CHANG, Yating WEN, Weisheng ZHENG, Yuning ZHANG, Qian WANG, Shijie DENG, Zhaoming LIANG, Fan CHEN
  • Publication number: 20250142969
    Abstract: A display panel is provided by the present disclosure. In the display panel of the present disclosure, a projection of a contact surface between a part of a second interlayer insulating layer and a part of a gate insulating layer on a first substrate does not coincide with a projection of a black matrix unit on the first substrate, thereby reducing reflection of the display panel to ambient light, improving a contrast ratio of the display panel, and improving a display effect of the display panel.
    Type: Application
    Filed: December 30, 2024
    Publication date: May 1, 2025
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Wen YIN
  • 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: 20250143153
    Abstract: The present disclosure provides a display panel and display device. The display panel comprises a drive substrate, a light-emitting device layer, an encapsulation layer, and an optical film layer. The light-emitting device layer is located on the drive substrate. The encapsulation layer covers the light-emitting device layer. The optical film layer is located on the encapsulation layer, and multiple openings are provided on the optical film layer. The color filter layer includes multiple color resistors, which are arranged within the opening. The refractive index of the optical film layer gradually decreases along a direction away from the encapsulation layer through the optical film layer.
    Type: Application
    Filed: September 29, 2024
    Publication date: May 1, 2025
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Weiheng YANG
  • Patent number: D1073431
    Type: Grant
    Filed: May 30, 2023
    Date of Patent: May 6, 2025
    Assignee: HANGZHOU GREAT STAR INDUSTRIAL CO., LTD.
    Inventor: Weiyi Wang