Patents Assigned to TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
  • Publication number: 20240036390
    Abstract: A light source module, a liquid crystal display device, and a display apparatus are provided. The light source module disposes a plurality of micro structures disposed at intervals on a light guide surface of a light guide plate and disposes a sum of areas of the micro structures on an unit area on the light guide surface gradually increasing from a light incident side to a light exiting side, which can improve uniformity of light exiting brightness of each region of the light guide plate.
    Type: Application
    Filed: January 14, 2022
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Bo Hai
  • Publication number: 20240036391
    Abstract: A light source module, a liquid crystal display device, and a display apparatus are provided. The light source module can provide a reflective liquid crystal display panel with an area light source similar to ambient light to improve light exiting brightness of a reflective liquid crystal display panel such that the reflective liquid crystal display panel also has a better display effect in a dark environment. Furthermore, the embodiment of the present application also disposes light sources on outer sides of at least two sides of a light guide plate in the light source module, which can improve light exiting brightness of the light guide plate.
    Type: Application
    Filed: January 14, 2022
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Bo Hai
  • Publication number: 20240036383
    Abstract: A display panel and a display device are provided. The display panel includes a substrate and a display unit. The display unit includes a pixel region and a light-shielding region. The pixel region includes at least a first sub-pixel, a second sub-pixel, and a third sub-pixel sequentially disposed on the substrate at intervals. The first sub-pixel, the second sub-pixel, and the third sub-pixel are formed of a first color resist material, a second color resist material, and a third color resist material, respectively. The light-shielding region surrounds the first sub-pixel, the second sub-pixel, and the third sub-pixel, and includes a first light-shielding layer and a second light-shielding layer. The first light-shielding layer has a first lower light-shielding region, and the second light-shielding layer has a first upper light-shielding region. The first lower light-shielding region and the first upper light-shielding region are formed of different color resist materials.
    Type: Application
    Filed: August 30, 2022
    Publication date: February 1, 2024
    Applicant: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventor: Weina YONG
  • Publication number: 20240038784
    Abstract: An embodiment of the present application discloses a display panel manufacturing method and a display panel including a driver transistor, a storage capacitor, a switch transistor, and a sensing transistor vertically stacked. At leas two transistors are vertically stacked to solve a technical issue that a pixel in a conventional display panel employs a pixel circuit design of transistors and capacitors arranged along a direction parallel to the display panel to cause a lowered pixel density of the display panel to result in a lowered resolution of a display panel product.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Macai Lu, Jiangbo Yao
  • Publication number: 20240038139
    Abstract: A driving circuit and a panel are provided. In the driving circuit, a current mirror module is configured to output different currents according to different control signals, a dimming module is connected to the current mirror module and configured to amplify the currents to generate driving currents, and a light emitting device is connected to the dimming module and correspondingly emits light with different brightness according to different driving currents.
    Type: Application
    Filed: June 3, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jinfeng Liu
  • Publication number: 20240040853
    Abstract: Display panels, manufacturing methods thereof, and display devices are provided. The display panel includes a substrate, a thin film transistor layer, an insulation film, a first conductive layer disposed above the insulation film, a light-emitting layer including an organic material and disposed above the first conductive layer, a functional layer disposed above the light-emitting layer, and a second conductive layer disposed above the functional layer. The insulation film includes protrusions protruding upwards. The first conductive layer includes pixel electrodes and auxiliary electrodes insulated from the pixel electrodes. The auxiliary electrode is disposed above the protrusion and includes a protruding part having a height higher than that of the pixel electrode in a vertical direction. The functional layer includes through holes disposed above the protrusions. The second conductive layer is connected to the protruding parts via the through holes.
    Type: Application
    Filed: July 24, 2023
    Publication date: February 1, 2024
    Applicants: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., JOLED Inc.
    Inventor: Hai LIN
  • Publication number: 20240037704
    Abstract: The present application provides an image process method, a device, a server, and a storage medium. Performing different processes to an enlarged image and then fusing a plurality of images after the different processes make the initial image experience multiple processes, which effectively mitigates sawtooth and artifacts phenomenon in the image while improving clarity of the image.
    Type: Application
    Filed: January 10, 2022
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Cailing Fu
  • Publication number: 20240038189
    Abstract: The present application discloses a display device and an electronic device. The display device includes a liquid crystal display panel and a driving integrated circuit. An output end of the driving integrated circuit is electrically connected to shared thin-film transistors of subpixels having a same color. By supplying different powers to the shared thin-film transistors of the subpixels having different colors through different output ends of the driving integrated circuit, a power of a load carried by a same power supply loop can be reduced, thereby increasing a uniformity of displayed brightness.
    Type: Application
    Filed: May 20, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xinbo Fu, Ruoqiao Chen
  • Publication number: 20240036422
    Abstract: An array substrate, a manufacturing method thereof, and a liquid crystal display panel are provided. The array substrate includes a substrate, a transparent oxide electrode, an interface protection layer, and a first insulating layer. The transparent oxide electrode is disposed on a side of the substrate. The interface protection layer is disposed on a side of the transparent oxide electrode away from the substrate. The first insulating layer is disposed on the interface protection layer.
    Type: Application
    Filed: October 22, 2021
    Publication date: February 1, 2024
    Applicant: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventor: Kaixiang YANG
  • Publication number: 20240038697
    Abstract: A display panel, a method of manufacturing the display panel, and a display device are provided. According to the display panel provided by the embodiment of the present application, a bonding structure is arranged between a display substrate and a circuit board to connect the display substrate and the circuit board together, and a width of the bonding structure is set to be 50 microns (?m)-200 ?m, so that when a plurality of display panels are spliced to realize a large-screen display, a width of an interval area between the adjacent display areas of the display panels may be significantly reduced.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jinming Shi, Huiru Zhao
  • Publication number: 20240038116
    Abstract: A pixel circuit including a switching circuit, a storage circuit, a driving circuit, and a pull-down circuit is disclosed. The switching circuit is configured for providing first and second power signals to the storage circuit according to a first gate-driving signal. The storage circuit is configured for providing a corresponding one of first and second data signals to a first node in response to one of the first and second power signals. The driving circuit is configured for writing the voltage signal of the first node into the pixel electrode according to a second gate-driving signal. The circuit structure of the pixel circuit of the present disclosure is relatively simplified. The number of transistors used is less, such that the occupied area is small, thereby facilitating realization of a high-resolution display device.
    Type: Application
    Filed: December 17, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chen Feng, Yuelun Mai
  • Publication number: 20240038195
    Abstract: The present application provides a pixel driving circuit and a display device. The pixel driving circuit includes a scanning signal line and a data signal line. A pixel driving circuit unit includes at least two cascaded units, wherein the pixel driving circuit unit is configured to change a connection number of cascaded units that are connected to the data signal line and a light emitting diode, to adjust a brightness of the light emitting diode so as to effectively improve gray level of displayed picture and display quality.
    Type: Application
    Filed: December 31, 2020
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yan Li
  • Publication number: 20240038125
    Abstract: The present application provides a splicing display, a driving method, and a splicing display device. The splicing display includes first sub-display panels and second sub-display panels. A size and a number of the first sub-display panels are respectively same as a size and a number of the second sub-display panels in horizontal or vertical directions. The first sub-display panel and the second sub-display panel are misaligned by N rows/columns of sub-pixels in the horizontal or vertical directions. Misaligning N rows/columns of the sub-pixels can increase an accuracy of the splicing display, and splicing positions can be prevented from problems of misalignment and blurring.
    Type: Application
    Filed: January 14, 2022
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Qian Wang
  • Publication number: 20240038187
    Abstract: The present application relates to a compensation method for a display and a display, wherein the method includes: acquiring a display image of the display; determining to-be-compensated regions corresponding to the display image, wherein the to-be-compensated regions include at least one first to-be-compensated region and at least one second to-be-compensated region; the display image is compensated based on the to-be-compensated regions, and a compensation mode of the at least one to-be-compensated region is different from a compensation mode of the at least one second to-be-compensated region.
    Type: Application
    Filed: December 9, 2021
    Publication date: February 1, 2024
    Applicant: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventor: Wenli WANG
  • Publication number: 20240036421
    Abstract: An array substrate and a display panel are provided. Pixel units of the array substrate include a thin film transistor region, pixel electrode regions, thin film transistors disposed in the thin film transistor region, and pixel electrodes disposed in the pixel electrode regions. The pixel electrode is electrically connected to the thin film transistor. Meanwhile, a shielding member is further disposed in the thin film transistor region, and an interval between the shielding member and the pixel electrode in an extending direction of data lines is a first threshold value.
    Type: Application
    Filed: July 19, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xingwu Chen, Mei Chen, Qi SONG, Dongze Li
  • Publication number: 20240038121
    Abstract: The present invention provides an overvoltage compensation method and device, a display panel, and a storage medium. The method comprises: determining a corresponding compensation voltage value according to grayscale values of two adjacent pixels in the same column in the same frame or grayscale values of the same pixel in two adjacent frames, and a overvoltage compensation table, wherein the overvoltage compensation table has a first grayscale value group and a second grayscale value group that both contain all integers in [0,2k), the integer includes a plurality of binding point values, and a difference between two adjacent binding point values of the first four binding point values is not greater than 2k?8 wherein k is an integer greater than 8; transmitting the compensation voltage value to the display panel to make the pixel present the second grayscale value.
    Type: Application
    Filed: December 31, 2020
    Publication date: February 1, 2024
    Applicant: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventor: Qian WANG
  • Publication number: 20240036377
    Abstract: A spliced screen and a display terminal are disclosed. In the spliced screen, a structural component is disposed on two adjacent display panels and covers a splicing gap between the two adjacent display panels. A lamp plate is disposed on a surface of the structural component. When the spliced screen displays an image, a plurality of luminescent bodies disposed on the lamp plate close to the display panels also emit light, thereby preventing black strips from appearing on the image. In the spliced screen, a viewing angle of the display panels and a viewing angle of the lamp plate are same, so that a brightness of the display panels and a brightness of the lamp plates are same when the spliced screen is viewed from a lateral side. As such, display quality is improved.
    Type: Application
    Filed: December 22, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jun Zhao, Bin Zhao, Hongyuan Xu, Xing Lei
  • Publication number: 20240038103
    Abstract: A spliced screen and a display device are provided. A light-emitting unit is arranged and covers the area between display areas of a two unit screens. When the display area of the unit screens normally functions, a plurality of light-emitting units on a light bar can be transmitted and displayed synchronously, cover an area which cannot be shown between the display areas of the two unit screens, and further, weaken or eliminate a slit visually. In this way, the display screen of each of the unit screens is coherently connected to the display screen, and the visual screen-to-body ratio increases as well.
    Type: Application
    Filed: December 22, 2021
    Publication date: February 1, 2024
    Applicants: Huizhou China Star Optoelectronics Display Co., Ltd., TCL China Star Optoelectronics Technology Co., Ltd.
    Inventor: Yongping FAN
  • Publication number: 20240036375
    Abstract: A manufacturing method of a display device, the display device, and a spliced display device are disclosed. The display device includes a liquid crystal display panel (LCD display panel), a plurality of pad units, a plurality of conductive units, and a plurality of mini light-emitting diodes (mini-LEDs). The mini-LEDs are manufactured in a bezel area of the LCD display panel to allow the bezel area of the LCD display panel which does not emit light and display originally to display by the mini-LEDs, thereby improving a screen ratio of the display device and improving product competitiveness of the spliced display device.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jun Zhao, Bin Zhao, Juncheng Xiao, Hongyuan Xu, Huajun Lu
  • Publication number: 20240038769
    Abstract: The present application provides an array substrate and a display panel. The array substrate includes a substrate, a first gate electrode, a first insulating layer, a first electrode, a second gate electrode, a first conductive channel, and a second electrode. The present application reduces a leakage current of the array substrate by using an orthographic projection of the first gate electrode on the substrate to overlap an orthographic projection of the first conductive channel on the substrate.
    Type: Application
    Filed: December 22, 2021
    Publication date: February 1, 2024
    Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Guanbiao Li