Patents Assigned to Wuhan China Star Optoelectronics Technologies Co., Ltd
  • Manufacturing method for a narrow border display screen and display device
    Patent number: 11221529
    Abstract: The present disclosure replace the unbendable glass substrate of the non-display portion of the first glass substrate connected to the integrated circuit chip with a bendable flexible substrate, and bend the bending portion of the flexible substrate and the integrated circuit chip connected therewith to the side or the back of the glass substrate, thereby reduce the area of the non-display portion and significantly increase the screen-to-body ratio of the display portion.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: January 11, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Bingkun Yin
  • GOA CIRCUIT AND DISPLAY PANEL
    Publication number: 20220005431
    Abstract: The present disclosure discloses a gate driver of array (GOA) circuit, which includes a plurality of stage-cascaded GOA units, wherein an N-th GOA unit includes a scan control circuit, a reverse circuit, a gate signal output circuit, and a potential holding circuit. The reverse circuit is coupled to the scan control circuit. The gate signal output circuit is coupled to an N-th clock signal, the scan control circuit, and the reverse circuit. The potential holding circuit is coupled to the scan control circuit, the reverse circuit, and the gate signal output circuit.
    Type: Application
    Filed: March 17, 2020
    Publication date: January 6, 2022
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Jian TAO
  • ENCAPSULATION STRUCTURE AND DISPLAY DEVICE
    Publication number: 20220004048
    Abstract: The present invention provides an encapsulation structure and a display device, the encapsulation structure includes a frame, a sidewall edge of the frame is provided with at least one first buckle along a sidewall direction of the frame; and a bracket, a sidewall of the bracket is protruded from an inner surface thereof to provide at least one second buckle, wherein when the frame is inserted into the bracket, the first buckle engages with the second buckle corresponding to the first buckle.
    Type: Application
    Filed: October 29, 2019
    Publication date: January 6, 2022
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Shiyuan XIAO
  • DISPLAY PANEL MODULE
    Publication number: 20220004056
    Abstract: A display panel module including a display panel is provided, which defines a camera region. A backlight assembly disposed under the display panel, and a camera disposed under the backlight assembly; the backlight assembly includes a circuit board and light source units disposed on the circuit board at intervals; the circuit board in the backlight assembly is inclined downward and recessed at a position corresponding to the camera region to form a hollow funnel shape with a larger top opening and a smaller bottom opening; the top opening of the hollow funnel adjacent to the display panel is defined as a first opening, and the bottom opening adjacent to the camera is defined as a second opening; and light incident from outside can enter the camera through the first and second openings. The invention provides a display panel module, which provides a novel under-screen camera solution.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 6, 2022
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Yong Yang
  • DISPLAY MODULE AND ASSEMBLING METHOD THEREOF
    Publication number: 20220004050
    Abstract: The disclosure provides a display module and an assembling method thereof. A blind hole protective film is attached to a blind hole area of an LCD panel before light-shading adhesives are coated on the blind hole area. Therefore, the light-shading adhesives may be predeterminedly coated on a notch, thereby improving coating accuracy and coating appearance of the light-shading adhesives. By cooperation of the first light-shading layer and the second light-shading layer, a problem that display effect and camera function of products are affected because light in backlight module leaks to the blind hole area is prevented, and the blind hole area is effectively prevented from being interfered by foreign matters.
    Type: Application
    Filed: November 8, 2019
    Publication date: January 6, 2022
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Pengfei YU
  • Display panel and display device
    Patent number: 11215884
    Abstract: A display panel and a display device are provided. The display panel includes a backlight module, a light-control liquid crystal cell, a collimating film layer, and a display liquid crystal cell stacked from bottom to top. The collimating film layer is configured to limit transmission of scattered light beams with large angle. The display device includes the abovementioned display panel.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: January 4, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yong Yang, Guowei Zha, Guiyang Zhang
  • FIXING JIG
    Publication number: 20210404923
    Abstract: A fixing jig is provided, including a supporting base, a fixing plate, and a fixing component. The supporting base includes a first upper surface. The fixing plate is disposed on the supporting base. A side of the fixing plate is pivotally connected to the supporting base and includes a second upper surface, a bottom surface, and via a hole. The fixing component presses the fixing plate on the second upper surface. The fixing jig can fix an object pending testing and allows one flexible electric circuit board of the object pending testing to be exposed outside of the fixing jig, so that when performing a pull force test, this can allow an angle between two flexible electric circuit boards to be 90 degrees, thereby improving accuracy of an experimental result.
    Type: Application
    Filed: November 8, 2019
    Publication date: December 30, 2021
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Guan HU
  • ARRAY SUBSTRATE, METHOD OF MANUFACTURING SAME, AND DISPLAY DEVICE
    Publication number: 20210408068
    Abstract: An array substrate, a method of manufacturing the same, and a display device are provided. The array substrate includes a first active layer and a second active layer. A material of the first active layer comprises low temperature poly-silicon. A material of the second active layer comprises an oxide semiconductor. The first active layer and the second active layer are disposed at different layers and horizontally staggered.
    Type: Application
    Filed: November 14, 2019
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Juncheng XIAO, Yong XU, Fei AI, Guoheng YIN
  • ARRAY SUBSTRATE, MANUFACTURING METHOD THEREOF, AND DISPLAY PANEL
    Publication number: 20210408082
    Abstract: The present invention provides an array substrate, a manufacturing method thereof, and a display panel. Orthographic projections of channel layers of two types of thin film transistors in a design of a driving circuit on the array substrate at least partially overlap, that is, two thin film transistors are stacked on top of each other, thereby facilitating a narrow border design of the display panel. In addition, a channel layer of one of the thin film transistors is an amorphous oxide semiconductor layer, which can reduce node leakage in the driving circuit, which is conducive to improving circuit stability and reducing power consumption.
    Type: Application
    Filed: November 15, 2019
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Juncheng XIAO, Chao TIAN, Yanqing GUAN, Haiming CAO
  • LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY DEVICE, AND ELECTRONIC DEVICE
    Publication number: 20210405407
    Abstract: The present application provides a liquid crystal display panel, a liquid crystal display device, and an electronic device. By removing portions of a first polarizer and a second polarizer of the liquid crystal display panel that corresponds to a light-transmitting area, light can be transmitted in the light-transmitting area of the liquid crystal display panel. In addition, by setting a first liquid crystal layer in the light-transmitting area of the liquid crystal display panel to allow a portion of the liquid crystal display panel corresponding to the light-transmitting area in a display state.
    Type: Application
    Filed: January 3, 2020
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yuan SUN, Xindong MEI, Chao WANG, Guanghui LIU, He JIANG, Quan TANG, Zhifu LI
  • LCD DEVICE AND OLED DISPLAY DEVICE
    Publication number: 20210405426
    Abstract: A liquid crystal display (LCD) device and an organic light-emitting diode (OLED) display device are disclosed. The LCD device includes a base substrate, a display module, and a liquid crystal lens layer. The display module includes a fingerprint recognition sensor. The OLED display device includes a base substrate, a fingerprint recognition sensor, a two-layered liquid crystal lens layer, and an OLED display. The liquid crystal lens layer is configured to be switchable between a non-lens state and a lens state. By adopting liquid crystal lenses with holes, utilization of reflected light reflected by a fingerprint can be improved and imaging quality can be optimized.
    Type: Application
    Filed: December 19, 2019
    Publication date: December 30, 2021
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Guowei Zha, Fancheng Liu
  • COVER, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING DISPLAY DEVICE
    Publication number: 20210405432
    Abstract: The present disclosure provides a cover, a display device, and a method for manufacturing the display device. By forming a first via hole in an electronic component disposing region when an optically clear adhesive is formed on the cover, via holes are formed because the optically clear adhesive cannot form in the electronic component disposing region. Thus, the optically clear adhesive does not have portions having different thicknesses, thereby preventing bubbles from forming in a blind hole region, and solving technical problems of the existing display device that the OCA has bubbles around the corresponding blind hole region, which affects photographing quality.
    Type: Application
    Filed: November 6, 2019
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Pengfei YU, Tao SONG
  • DISPLAY DEVICE
    Publication number: 20210405448
    Abstract: A display device is provided to include a backlight module and a display module disposed on the backlight module. The backlight module is provided with a first via hole, and a lighting member is disposed in the first via hole, and a maximum cross-section of the first via hole corresponds to a lighting area of the display device. A first light source and a light guide member are further disposed in the lighting area, and the first light source and the light guide member surround the lighting member.
    Type: Application
    Filed: February 28, 2020
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Shaojun HOU, Xindong MEI, Chao WANG, Guanghui LIU, Zhifu LI
  • ARRAY SUBSTRATE, MANUFACTURING METHOD OF PHOTO-ETCHING COMPENSATION STRUCTURE THEREOF, AND DISPLAY PANEL
    Publication number: 20210408077
    Abstract: The disclosure provides a photo-etching compensation structure of an array substrate, including a substrate, a base layer, a light-sensitive layer, and a photo-etching compensation pattern layer disposed between the substrate and the base layer. The photo-etching compensation pattern layer includes a plurality of compensation patterns distributed in an array arrangement, and the compensation patterns change a thickness of the base layer along a thickness direction of the substrate, thereby making a thickness of the light-sensitive layer in an area corresponding to the compensation patterns less than a thickness of the light-sensitive layer in a corresponding area around the compensation patterns.
    Type: Application
    Filed: March 18, 2020
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Hanchen LIU
  • DISPLAY PANEL AND DISPLAY DEVICE
    Publication number: 20210406500
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes a touch sensing module. The touch sensing module includes a touch control unit, a fingerprint sensing module, a vibrating acoustical unit, and a common electrode. The common electrode covers all the above-mentioned and time-divisionally transmits a touch control signal, a fingerprint sensing signal, and a vibrating acoustical signal. Therefore, sound on display functions and fingerprint recognition functions are achieved and holes on the front surface of the display panel are no longer required, which helps increase screen ratio.
    Type: Application
    Filed: November 11, 2019
    Publication date: December 30, 2021
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Huanhuan BU
  • UNDER-SCREEN FINGERPRINT IDENTIFICATION DEVICE, DISPLAY PANEL, AND DISPLAY DEVICE
    Publication number: 20210406507
    Abstract: The present disclosure provides an under-screen fingerprint identification device, a display panel, and a display device. In the present disclosure, light control films are added to pixel opening areas to distinguish fingerprint identification light from normal display light, and image sensors are set to only identify invisible light, so invisible light can be transmitted to the image sensors only through pinholes in a pinhole layer, thereby improving a signal-to-noise ratio of a fingerprint identification signal.
    Type: Application
    Filed: November 11, 2019
    Publication date: December 30, 2021
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Chuan SHUAI
  • DISPLAY DEVICE AND SHOOTING METHOD OF DISPLAY DEVICE
    Publication number: 20210405415
    Abstract: The present application provides a display device. When a camera assembly of the present application is switched to a camera mode, a light valve is in a light-shielding state, and pixel units in a light transmissive region are in a light transmissive state. A photosensitive element collects external image information through the light transmissive region for imaging. When the camera mode of the camera assembly is switched off, the light valve is in a light-transmissive state, and light of the backlight module passes through the light valve to perform normal display operations. Accordingly, camera-under-panel shooting and a full-screen design are realized, and a bezel problem of a display panel is completely solved.
    Type: Application
    Filed: November 11, 2019
    Publication date: December 30, 2021
    Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Shaokun LI
  • DISPLAY MODULE AND GLUE DISPENSING METHOD THEREOF
    Publication number: 20210405434
    Abstract: A display module and a glue dispensing method thereof are provided. The display module includes a display panel and a backlight module, and a polarizer is disposed between the display panel and the backlight module. The display module includes a blind hole for under-screen camera lighting in a display area, and the display panel includes a light transmission region and a light non-transmission region which are disposed corresponding to the blind hole. An aperture of the polarizer corresponding to the blind hole is reduced and blackened at an edge, thereby omitting the first glue dispensing process in the blind hole of the conventional structures.
    Type: Application
    Filed: November 6, 2019
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventor: Wei ZHANG
  • BACKLIGHT MODULE AND LIQUID CRYSTAL MODULE
    Publication number: 20210405454
    Abstract: A backlight module and a liquid crystal module are provided. The backlight module has a backplate, a light source, a light guiding element, an optical film and a plastic frame. The backplate has a bottom plate and side plates. The bottom plate and the side plates form a receiving chamber. The light source, the light guiding element and the optical film are disposed inside the receiving chamber. The plastic frame is disposed on the backplate. At least one of the side plates is provided with a recess portion at a position corresponding to the optical film, and the recess portion faces toward the optical film. When the optical film is thermally expanded, it extends toward the recess portion.
    Type: Application
    Filed: June 10, 2019
    Publication date: December 30, 2021
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Zheng ZHOU
  • Method and Device of Managing Materials
    Publication number: 20210410276
    Abstract: The present application provides a method and device of managing materials. In processes of manufacturing display devices, circuit board identifiers of flexible circuit boards and panel identifiers of display panels are obtained, and then the circuit board identifiers are bound with the panel identifiers. In a later stage, material management is performed on the display panels according to the circuit board identifiers. Based on the circuit board identifiers, sources of the display panels can be traced, so that no industrial inkjet printers are required and thus costs of material management can be reduced.
    Type: Application
    Filed: April 26, 2019
    Publication date: December 30, 2021
    Applicant: Wuhan China Star Optoelectronics Technology Co., LTD.
    Inventor: Pengfei YU