Patents Assigned to Display Technologies
  • Publication number: 20240255791
    Abstract: A display module includes a main display panel having a light-emitting side and including a display part and a non-display part, a secondary display panel disposed on the light-emitting side of the main display panel and corresponding to the non-display part, and a privacy protection function layer disposed on a side of the secondary display panel away from the main display panel. An orthographic projection of the privacy protection function layer on the main display panel overlaps the display part and the secondary display panel.
    Type: Application
    Filed: March 30, 2023
    Publication date: August 1, 2024
    Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Bo SUN
  • Publication number: 20240253160
    Abstract: A welding device includes a fixing component, a welding part, and a pressure application component. The fixing component includes a first fixing member and a second fixing member that are spaced apart from each other along a first direction. The welding part is movably disposed relative to the fixing component and is configured to be capable of emitting energy in a direction of a current element to be welded in a device group to be welded. An orthographic projection of the pressure application component on a first work plane, between the first fixing member and the second fixing member, at least partially surrounds an orthographic projection of the welding part on the first work plane, and the pressure application component is configured to emit gas to at least the device group to be welded at a position of the current element to be welded to apply pressure.
    Type: Application
    Filed: March 14, 2024
    Publication date: August 1, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventor: William WU
  • Publication number: 20240257767
    Abstract: A display panel and a display device are provided. The display panel includes pixel circuits arranged in an array and scan lines. Each pixel circuit in a N-th row of pixel circuits includes a driving transistor, a writing transistor, and a sensing transistor. A N-th scan line is configured to control charging of the N-th row of pixel circuits, a (N+1)-th scan line is configured to control the charging of a (N+1)-th row of pixel circuits, a gate of the writing transistor in each pixel circuit of the N-th row of pixel circuits is electrically connected to the N-th scan line, and a gate of the sensing transistor in each pixel circuit of the N-th row of pixel circuits is electrically connected to the (N+1)-th scan line.
    Type: Application
    Filed: November 16, 2023
    Publication date: August 1, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Yuchao ZENG, Pengfei LIANG
  • Publication number: 20240255793
    Abstract: The present application discloses a display panel and a display device. In the display panel, a first substrate includes a substrate and a thin-film transistor disposed on the substrate, and the thin-film transistor includes an active layer. The second substrate is disposed on the first substrate. The liquid crystal layer is disposed between the first substrate and the second substrate. The first filter layer is disposed on at least one of the first substrate and the second substrate, and at least part of the first filter layer overlaps with the active layer. The first filter layer is a metal oxide film layer.
    Type: Application
    Filed: March 31, 2023
    Publication date: August 1, 2024
    Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTd.
    Inventors: Bin ZHAO, Juncheng XIAO, Cheng GONG
  • Publication number: 20240258332
    Abstract: The present disclosure provides an array substrate and a display panel containing the array substrate. The array substrate includes a pixel area and a fan-out area. The pixel area includes a plurality of thin film transistors arranged in a multi-row and multi-column array. The fan-out area includes a plurality of sub-fan-out areas, each of the plurality of sub-fan-out areas is arranged corresponding to a row of the plurality of thin film transistors, and each of the plurality of sub-fan-out areas is connected to a row of thin film transistors corresponding to the corresponding row of thin film transistors by a plurality of M1 traces. Wherein, transverse lengths of a portion of the plurality of M1 traces in at least one of the plurality of sub-fan-out areas are the same, so that a picture uniformity of the display panel can be improved.
    Type: Application
    Filed: November 29, 2023
    Publication date: August 1, 2024
    Applicant: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTd.
    Inventors: Wen SHI, Juan XIAO
  • Publication number: 20240260207
    Abstract: The present disclosure discloses a display panel and a display device. The display panel includes a first support portion which supports a side of a first flexible display portion, and a second support portion in a bent state which supports a side of a second bending portion, wherein a stress buffering capacity of the first support portion is less than a stress buffering capacity of the second support portion, so as to improve impact resistance of the second bending portion through the second support portion, and reduce a risk of failure of the display panel due to impact on the second bending portion.
    Type: Application
    Filed: April 19, 2021
    Publication date: August 1, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Chihshun Tang
  • Patent number: 12051706
    Abstract: A sensor device, an electronic apparatus and a method for reducing signal noise are provided. The sensor device includes a first detection region and a second detection region. The first detection region includes at least one detector unit, the detector unit includes a first detection electrode and a second detection electrode opposed to each other and a first insulating layer, the first detection electrode is electrically insulated from the second detection electrode by the first insulating layer, the second detection region includes at least one detector unit, the sensor unit includes a first sensor electrode, a second sensor electrode and a first photosensitive layer, and the first photosensitive layer is electrically connected to the first sensor electrode and the second sensor electrode.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: July 30, 2024
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Peng Jia, Lei Wang, Xiaoliang Ding, Yunke Qin, Zhen Zhang
  • Patent number: 12052905
    Abstract: The present application provides a display panel and a mobile terminal, which can mix the same color light emitted by one of a plurality of light-emitting devices and another one of the plurality of light-emitting devices, thereby simultaneously improving light extraction efficiency and viewing angle characteristics of the display panel.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: July 30, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Lixuan Chen
  • Patent number: 12050334
    Abstract: A backlight module and a display device are disclosed. The backlight module includes a light guide structure and a light source. The light source includes a first light-emitting assembly and a second light-emitting assembly. A light receiving structure is disposed behind and corresponding to a position of the first light-emitting assembly and is configured to concentrate light emitted by the first light-emitting assembly within a predetermined angle range so that the light is directed outward from the light receiving structure. The light guide structure is disposed behind and corresponding to a position of the light receiving structure and is configured to direct outward the light concentrated in the light receiving structure through specular reflection.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: July 30, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Haotian Xu
  • Patent number: 12051368
    Abstract: An electroluminescent device includes a scanning line that extends in a first direction, a light emitting element, a driving transistor that supplies a driving current to the light emitting element, a first conductive layer that is supplied a fixed potential and extends in the first direction, a second conductive layer that is supplied the fixed potential and is disposed on a different layer than the first conductive layer, and a third conductive layer that is electrically connected to a first terminal of the driving transistor and to the light emitting element, and is disposed on a same layer as the second conductive layer. The third conductive layer is surrounded by the second conductive layer in plan view.
    Type: Grant
    Filed: December 16, 2022
    Date of Patent: July 30, 2024
    Assignee: Lumitek Display Technology Limited
    Inventors: Hitoshi Ota, Ryoichi Nozawa
  • Patent number: 12051361
    Abstract: Provided are a pixel driving circuit, a display panel, and a display device. Both a constant voltage signal line and a variable voltage signal line extend along a first direction. The constant voltage signal line includes an initialization voltage line, and the variable voltage signal line includes an initialization control signal line. A first electrode of an initialization transistor is electrically connected to the initialization voltage line, a second electrode of the initialization transistor is electrically connected to a first electrode or a second electrode of a drive transistor, and a gate of the initialization transistor is electrically connected to the initialization control signal line and used for turning on the initialization transistor according to a control signal on the initialization control signal line so as to initialize the first electrode or the second electrode of the drive transistor.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: July 30, 2024
    Assignee: Xiamen Tianma Display Technology Co., Ltd.
    Inventors: Yuping Xu, Xiao Yang
  • Patent number: 12052897
    Abstract: The present application provides a display panel and a display device. The display panel includes a display region, a peripheral region, and a light transmissive region. The peripheral region surrounds the light transmissive region, and the display region surrounds the peripheral region. The display panel includes an inorganic insulating layer, an organic insulating layer, and a thin film encapsulation layer stacked on each other. By forming a groove in the inorganic insulating layer in the peripheral region, the thin film encapsulation layer is in contact with the inorganic insulating layer through the groove, so that cracks are stopped from extending inwardly during cutting in the light transmissive region.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: July 30, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sisi Zhou
  • Patent number: 12050382
    Abstract: A light emitting module and a display module. The light emitting module includes a light source (112) assembly (11); the light source (112) assembly (11) includes a substrate (111) and light sources (112), and the light sources (112) are located on the substrate (111). The substrate (111) includes a first area (Q1) and a second area (Q2), the first area (Q1) surrounds the second area (Q2), and the light emitting surfaces of the light sources (112) located in the first area (Q1) are inclined and face the second area (Q2). With the light emitting module, the light emitted by the light sources (112) located at the edge can be inclined toward the center of the light emitting module, which can reduce the light at the edge of the light emitting module, thereby reducing the light leakage phenomenon at the edge of the light emitting module, which is beneficial to improve the display quality.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: July 30, 2024
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Enliang Zhang, Haijun Shi, Bin Wu, Bochang Wang, Changjia Fu
  • Patent number: 12052895
    Abstract: The application provides a display panel, a display motherboard, and a display device. Each pixel repeating unit in the display panel includes a first pixel. The first pixel has: a first sub-pixel with a long side extending in a first direction; and a second sub-pixel and a third sub-pixel arranged in the first direction. The first sub-pixel, the second sub-pixel, and the third sub-pixel are respectively located on both sides of a corresponding first bank, so as to reduce number of the first bank. Therefore, a pixel area ratio is improved, which is beneficial to mass production.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: July 30, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zhibin Han
  • Patent number: 12050379
    Abstract: A display module includes a main display panel having a light-emitting side and including a display part and a non-display part, a secondary display panel disposed on the light-emitting side of the main display panel and corresponding to the non-display part, and a privacy protection function layer disposed on a side of the secondary display panel away from the main display panel. An orthographic projection of the privacy protection function layer on the main display panel overlaps the display part and the secondary display panel.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: July 30, 2024
    Assignee: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Bo Sun
  • Publication number: 20240251645
    Abstract: The present application discloses a display panel and a mobile terminal. The display panel includes a display functional body, a color filter layer, and an ultraviolet absorbing layer. The ultraviolet absorbing layer is disposed on a side of the color filter layer away from the display functional body. The ultraviolet absorbing layer includes a network crosslinking structure and an ultraviolet absorber dispersed within the network crosslinking structure. This solution may reduce influence of ultraviolet rays on organic light emitting layers, and effectively prolong the service life of the display panel.
    Type: Application
    Filed: January 10, 2022
    Publication date: July 25, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Song JIANG, Chao DAI
  • Publication number: 20240248518
    Abstract: The present disclosure provides a flexible display device. A first supporting assembly and a second supporting assembly are configured to slide relatively to provide a supporting surface with variable area to a flexible display module. A limiting mechanism includes a limiting rotor and a limiting groove, wherein the limiting rotor is rotatably connected to the first supporting assembly, the limiting groove is defined in the second supporting assembly, and the limiting rotor is engaged with the limiting groove when an area of the supporting surface is a predetermined area.
    Type: Application
    Filed: January 31, 2024
    Publication date: July 25, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Wen HAN, Zhuo ZHANG
  • Publication number: 20240251600
    Abstract: An OLED display panel and an OLED display device are disclosed. In the OLED display panel, a ratio of a width of a side of a first pixel opening adjacent to a pixel electrode layer to a length of a lateral surface of the first pixel opening is greater than a ratio of a width of a side of a second pixel opening adjacent to the pixel electrode layer to a length of a lateral surface of the second pixel opening, such that the nonuniform brightness between a first display area and a second display area is improved or even eliminated.
    Type: Application
    Filed: June 3, 2021
    Publication date: July 25, 2024
    Applicants: Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Zeyi TU, Yu GU
  • Publication number: 20240249684
    Abstract: A display panel includes a pixel circuit and a light-emitting element. The pixel circuit includes an amplitude modulation subcircuit and a pulse width modulation subcircuit, and the amplitude modulation subcircuit and the pulse width modulation subcircuit each includes a drive transistor. A working process of at least one of the amplitude modulation subcircuit or the pulse width modulation subcircuit includes a bias stage. A bias adjustment signal is provided to the drive transistor during the bias stage, and the bias adjustment signal is configured to adjust the bias state of the drive transistor.
    Type: Application
    Filed: March 8, 2024
    Publication date: July 25, 2024
    Applicant: Tianma Advanced Display Technology Institute (Xiamen) Co., Ltd.
    Inventors: Yuqi HU, Yingteng ZHAI, Jiaxian LIU, Tianyi WU, Feng QIN
  • Publication number: 20240248247
    Abstract: Backlight module and display device are disclosed. The backlight module includes a light source structure and a light guide plate, which includes a body structure and a wedge-shaped structure disposed on the body structure and located at a side adjacent to the light source structure. The body structure includes a light incident surface of body structure. The wedge-shaped structure includes a bottom surface, a wedge surface and a light incident surface of wedge-shaped structure. The light source structure includes a light source, light emitted by which enters the light guide plate through the light incident surface of body structure and the light incident surface of wedge-shaped structure. In a direction perpendicular to the bottom surface, a ratio of thickness of the body structure to thickness of light-exiting surface of the light source is less than or equal to 88%.
    Type: Application
    Filed: January 10, 2023
    Publication date: July 25, 2024
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yaodong WANG, Luo ZHANG, Yangli ZHENG, Xiaoping ZHANG, Jian REN, Fangyi LIU, Xiaojuan GAO, Zhenguo ZHOU, Siqi YIN