Patents Assigned to TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
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Patent number: 12147106Abstract: 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: GrantFiled: December 22, 2021Date of Patent: November 19, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jun Zhao, Bin Zhao, Hongyuan Xu, Xing Lei
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Patent number: 12149714Abstract: An encoding method, a decoding method, an encoding device, a decoding device, a computer device, and a storage medium for providing error protection for display data. A first initial display data error-prone and a second initial display data not error-prone are filtered out, and the first initial display data being performed complex logic operations and the second initial display data being simple encoded are outputted.Type: GrantFiled: July 16, 2021Date of Patent: November 19, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Jinfeng Liu
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Patent number: 12147107Abstract: The present application provides a splicing display panel and a preparation method thereof. The splicing display panel comprises a first sub-display panel, a second sub-display panel, and a third sub-display panel. Both the first and second sub-display panels comprise a first substrate, and the first substrate comprises an accommodation groove. One end of the third sub-display panel is accommodated and fixed in the accommodation groove of the first sub-display panel, and another end is accommodated and fixed in the accommodation groove of the second sub-display panel. Surfaces of the first, second, and third sub-display panels facing away from a color film functional layer are flush.Type: GrantFiled: April 20, 2022Date of Patent: November 19, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Meinan Li, Yongping Fan
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Patent number: 12148357Abstract: The present application relate to an MLED display panel, where a first end of the first transistor is electrically connected to a first end of the second transistor and one end of the capacitor, respectively; a second end of the first transistor is electrically connected to a third end of the second transistor and the other end of the capacitor, respectively; a second end of the second transistor is electrically connected to one end of the first light emitting module; and a third end of the first transistor is electrically connected to a first power supply voltage, and the other end of the first light emitting module is electrically connected to a second power supply voltage.Type: GrantFiled: July 5, 2022Date of Patent: November 19, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Bo Sun
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Patent number: 12148328Abstract: A spliced screen and a display device are disclosed. The spliced screen includes: a spliced unit screen, wherein the spliced unit screen includes a plurality of unit screens, and a splicing gap is defined between the unit screens adjacent to each other; a light-emitting diode (LED) strip light, wherein the LED strip light is disposed on the splicing gap; and a light-emitting cover plate, wherein the light-emitting cover plate is disposed above the spliced unit screen. By disposing the light-transmitting cover plate, the splicing gap between the unit screens adjacent to each other can be eliminated by the LED strip light without forming an uneven display surface of the spliced screen. Therefore, an entire visual effect of the spliced screen is improved.Type: GrantFiled: January 14, 2022Date of Patent: November 19, 2024Assignees: HUIZHOU CHINA STAR OPTOELECTRONICS DISPLAY CO., LTD., TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Ping Luo
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Patent number: 12148345Abstract: A overvoltage compensation method for a display panel includes determining a corresponding compensation voltage value according to grayscale values of two adjacent pixels in a same column in a same frame or grayscale values of a same pixel in two adjacent frames, and an 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 integers include 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: GrantFiled: December 31, 2020Date of Patent: November 19, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Qian Wang
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Patent number: 12148403Abstract: A display panel includes a plurality of data lines, a plurality of scan lines, a plurality of share bar groups, and a plurality of pixel units. Each of the share bar groups includes a first share bar and a second share bar. Each of the pixel units includes a first thin-film transistor, a second thin-film transistor, and a share thin-film transistor. The first thin-film transistor and the second thin-film transistor are electrically connected to a same one of the data lines. The first thin-film transistor, the second thin-film transistor, and the share thin-film transistor are electrically connected to a same one of the scan lines. The share thin-film transistor is electrically connected to the second thin-film transistor and one of the share bar groups.Type: GrantFiled: November 12, 2021Date of Patent: November 19, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Yoonsung Um, Jing Liu, Kaili Qu, Qi Zhang, Chuwei Liang
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Publication number: 20240377902Abstract: A touch display panel has a display area and a non-display area and includes pixel units located in the display area and two antenna layers. The pixel units are arranged in an array, and the two antennas are stacked and insulated from each other. Each antenna layer includes a plurality of antenna groups, and each of gaps between adjacent pixel units is provided with an antenna group. Extending directions of the antennas in each antenna layer are same and extending directions of the antennas in the two antenna layers are perpendicular to each other.Type: ApplicationFiled: July 19, 2024Publication date: November 14, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Sen YAN
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Publication number: 20240377688Abstract: The present application discloses a pixel structure and a display panel. A sub-pixel set of the pixel structure includes a first sub-pixel unit having a first thin film transistor and a second sub-pixel unit having a second thin film transistor, a first source electrode of the first thin film transistor and a second source electrode of the second thin film transistor is connected to the same data line. The pixel structure further includes and an extension electrode connected to the first drain electrode or the second drain electrode and located between the first pixel electrode and the second pixel electrode.Type: ApplicationFiled: April 13, 2022Publication date: November 14, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Jie Li, Jianjian Ying, Yingying Liu
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Patent number: 12140841Abstract: A display panel and a device are provided. The display panel includes a first substrate. The first substrate includes a first metal layer and a second metal layer. The first metal layer includes first metal portions. Each of the first metal portions includes a plurality of second sub-portions arranged along a second direction. The second metal layer includes a plurality of data lines. Each of the second sub-portions is disposed between two adjacent data lines. In a top view, the display panel includes a plurality of columns of pixels or a plurality of rows of pixels. Each of two sides of each of the columns of pixels is provided with one of the data lines.Type: GrantFiled: December 29, 2020Date of Patent: November 12, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: He Zhao
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Patent number: 12142188Abstract: A display panel, a driving method, and a display device are disclosed. The display panel includes a plurality of pixel units, a gate driver, a source driver, a plurality of feedback lines, and a control module. The display panel is provided with the plurality of feedback lines electrically connected to the gate driver and the control module, such that the control module can detect turn-on time of the pixel units respectively located in at least two pixel areas through the plurality of feedback lines and adjust time when the source driver outputs data signals according to the turn-on time. This solves an issue of uneven display brightness due to inconsistent pixel charging time in the prior art.Type: GrantFiled: August 29, 2022Date of Patent: November 12, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Miaorong Cai
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Patent number: 12140843Abstract: The present disclosure provides a driving circuit and a display device, where the driving circuit includes: data lines and gate lines disposed at a same layer; and a source driver and a gate driver located above the data lines and the gate lines, where the data lines are connected to the source driver, and the gate lines are connected to the gate driver.Type: GrantFiled: May 19, 2022Date of Patent: November 12, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Hanxian Liu
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Publication number: 20240373527Abstract: A backlight board, a backlight module, and a display device are provided. The backlight board includes a substrate, a light-emitting unit, and a packaging block. A control circuit, a first power signal line, and a second power signal line are disposed on the substrate. The light-emitting unit includes a plurality of light-emitting devices. A plurality of first control switches are integrated in the packaging block. The plurality of first control switches are integrated, so that a space occupied by the first control switches in general is reduced, thereby improving the space utilization and level of integration of the backlight board.Type: ApplicationFiled: July 17, 2024Publication date: November 7, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Daobing HU
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Publication number: 20240371332Abstract: A backlight calibration method and device, and a computer equipment are provided. Wherein, the method is used in the display equipment. A detector disposed toward backlight sources of the display equipment to detect backlight parameters of the display equipment is disposed in the display equipment. The method includes obtaining backlight parameters of the display equipment; determining a backlight type corresponding to the backlight parameters; and performing backlight calibration on the display equipment according to the backlight type. A technical problem of easily misusing the parameters during backlight calibration in the prior art is solved.Type: ApplicationFiled: December 21, 2021Publication date: November 7, 2024Applicant: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Lu LIU, Youngil BAN
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Publication number: 20240373711Abstract: A display panel and a display apparatus are provided. The display panel includes a plurality of pixel structures, each of the pixel structures is disposed in a hexagon, the hexagon is divided into six triangles disposed around a center of the hexagon, one pixel structure includes six closely arranged pixel units, one pixel unit is correspondingly disposed in one triangle; in one pixel unit and one corresponding triangle, the pixel unit includes three sub-pixels of different colors respectively disposed on three vertex angles of the triangle.Type: ApplicationFiled: December 21, 2021Publication date: November 7, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Sheng Zhang
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Patent number: 12136401Abstract: 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: GrantFiled: May 20, 2021Date of Patent: November 5, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xinbo Fu, Ruoqiao Chen
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Patent number: 12135481Abstract: The present invention is related to a display panel and an electronic display device. The present invention adds a second metal layer in a transfer pad region, so an upper surface of a second insulating layer in a bus line region is flush with an upper surface of the second insulating layer in the transfer pad region. In addition, a distance between the upper surface of the second insulating layer in the bus line region and an upper surface of a first substrate is less than a distance between a highest point of an upper surface of a first electrode layer in the transfer pad region and the upper surface of the first substrate.Type: GrantFiled: September 27, 2021Date of Patent: November 5, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Ying Zhou
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Patent number: 12135477Abstract: A green light sacrificial layer and a method for manufacturing a touch display panel are disclosed. The green light sacrificial layer is made of a green light sacrificial layer material. A material of the green light sacrificial layer comprises an azobenzene derivative. The green light sacrificial layer is applied to the preparation of the touch display panel, thereby preventing the touch display panel from being damaged during a manufacturing process and enhancing the performance of the touch display panel.Type: GrantFiled: June 4, 2021Date of Patent: November 5, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yuheng Liang
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Patent number: 12130525Abstract: The present application provides a display panel and a display device. The display panel includes a main pixel electrode, a data line, a scan line and a balancing capacitance part. The balancing capacitance part includes a first balancing subpart and a second balancing subpart which are disposed corresponding to each of the subpixels. The first balancing subpart includes a first electrode and a second electrode that are connected to the main pixel electrode and one data line at one side of the main pixel electrode, respectively. The second balancing subpart includes a third electrode and a fourth electrode that are connected to the main pixel electrode and another data line at another side of the main pixel electrode, respectively.Type: GrantFiled: May 21, 2023Date of Patent: October 29, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Jhongciao Ke
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Patent number: 12131677Abstract: A driving circuit and a display device are disclosed by the present application. The driving circuit includes a switch control module, a timer, a frequency divider, and a first flip-flop. The driving circuit and the display device provided in the present application may automatically stop the timer and the frequency divider after a blank screen time of the startup ends by adding a switch control module, thereby being capable of saving the power consumption of the driving circuit and improving service life of the display device.Type: GrantFiled: September 29, 2021Date of Patent: October 29, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Fangyun Liu