Patents Assigned to Display Technologies
  • Publication number: 20240170493
    Abstract: The present application relates to a display panel and a method of fabricating a display panel. The display panel includes a plurality of pixel units arranged in an array, at least one of the pixel units is provided with a first transistor and a second transistor. The first transistor includes a first gate electrode, a first source electrode and a first drain electrode, and the second transistor includes a second gate electrode, a second source electrode and a second drain electrode. The first source electrode, the first drain electrode and the second gate are in the same layer.
    Type: Application
    Filed: May 31, 2022
    Publication date: May 23, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yanhong Meng
  • Publication number: 20240172524
    Abstract: The present disclosure relates to a display panel and a method for preparing a display panel, wherein in a cathode lapping region, the display panel comprises an array substrate, an auxiliary electrode, a light-emitting material layer, and a cathode. An undercut groove is disposed between the auxiliary electrode and the array substrate. The light-emitting material layer is filled in the undercut groove. By filling the light-emitting material layer in the undercut groove, an exposed portion of the auxiliary electrode is in contact with the cathode, thus increasing a contact area between the cathode and the auxiliary electrode.
    Type: Application
    Filed: May 18, 2022
    Publication date: May 23, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Qianyi ZHANG
  • Publication number: 20240170496
    Abstract: A display substrate, a display device and a manufacturing method thereof. The display substrate includes a base substrate, and a gate electrode layer, a gate insulation layer, an active layer and a source/drain metal layer laminated one on another on the base substrate. The display substrate further includes a first insulation layer arranged between the gate insulation layer and the second insulation layer and a second electrode layer arranged at a side of the second insulation layer away from the base substrate. The second electrode layer includes a second electrode pattern, the source/drain metal layer includes a data line pattern, an orthogonal projection of the first electrode layer onto the base substrate partially overlaps an orthogonal projection of the second electrode pattern onto the base substrate, and the first electrode layer or the second electrode pattern is electrically coupled to the data line pattern.
    Type: Application
    Filed: June 29, 2021
    Publication date: May 23, 2024
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaona LIU, Jianjun WANG, Weitao CHEN
  • Publication number: 20240172544
    Abstract: A manufacturing method of an organic display panel and the organic display panel are provided by the present application and relate to a field of display technology. The present application mainly focuses on an evaporation process of an organic material on an array substrate to form an organic layer. An anode layer of the array substrate and the organic material after vaporization from an evaporation source are applied with different electric charges, so that the anode layer and the organic material after vaporization can attract each other under an action of an electric field during the evaporation process, thereby achieving a fixed-point deposition of the organic material on the anode layer, and preventing or hindering the organic material from depositing on the array substrate, such as the auxiliary electrode and other areas.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 23, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jiexin ZHENG, Wei LU
  • Publication number: 20240170492
    Abstract: The present application provides an array substrate, a manufacturing method thereof, and a display panel thereof. A first ink is coated on an active region of an underlay substrate to form an active layer pattern, a second ink is coated on a channel region on the underlay substrate to form a protective layer pattern. Then the active layer pattern and the protective layer pattern is cured to form films, and to simultaneously form an active layer and a protective layer. The protective layer can protect the channel region of the active layer to mitigate an issue of the conventional corroded and contaminated metal oxide.
    Type: Application
    Filed: April 15, 2022
    Publication date: May 23, 2024
    Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Leilei Feng, Shan Li
  • Publication number: 20240169922
    Abstract: A pixel circuit including a drive transistor connected between a first power supply line and a second power supply line; a first compensation transistor having a first electrode electrically connected to a gate of the drive transistor, and a gate electrically connected to a scan line; a second compensation transistor having a first electrode electrically connected to a second electrode of the first compensation transistor, a second electrode electrically connected to a first electrode or a second electrode of the drive transistor, and a gate electrically connected to a first control line, and a third compensation transistor having a first electrode electrically connected to the second electrode of the first compensation transistor and the first electrode of the second compensation transistor, a gate electrically connected to a second control line, and a second electrode electrically connected to a first potential line.
    Type: Application
    Filed: November 29, 2023
    Publication date: May 23, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Tao CHEN
  • Publication number: 20240172380
    Abstract: The present invention provides a display panel and a mobile terminal, including a panel layer including, but not limited to, a first portion, a second portion, and a curved third portion connected therebetween; a protective layer on the third portion; a first support layer on a side of the panel layer away from the protective layer and disposed opposite to the first portion; and a cover layer on the first portion and including an edge as an ink layer; the protective layer has a minimum thickness on a side close to the first portion and between a boundary of the first portion and an inner boundary of the ink layer.
    Type: Application
    Filed: March 14, 2022
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Feiming Lin, Chen Zhao, Kuihua You, Xiaowen Huang
  • Publication number: 20240169868
    Abstract: An embodiment of the present application provides a display panel, a display panel test method, and a display device. The display panel includes an underlay, signal lines and a first test module. The signal lines include first signal lines and second signal lines. The first signal lines are connected to first color pixels. The second signal lines are connected to second color pixels. first test module is disposed on underlay and are spaced from the signal lines. The first test module is connected to the first signal lines and the second signal lines.
    Type: Application
    Filed: April 18, 2022
    Publication date: May 23, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Dongwei Li
  • Publication number: 20240172529
    Abstract: A display panel and a display device are provided. The display device includes a photosensitive device and the display panel. The display panel includes a base substrate, a driver circuit layer, a column spacer, a light-emitting layer, and a first inorganic encapsulation layer forming a protruding structure corresponding to the column spacer to increase thickness of the first inorganic encapsulation layer, so that an encapsulation effect of the first inorganic encapsulation layer is improved and a risk of moisture intrusion into a display area which renders a light-emitting material failed can be reduced.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 23, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Chen CHEN
  • Publication number: 20240168326
    Abstract: The present disclosure provides a display panel and a manufacturing method therefor, and a display apparatus, which relate to the technical field of displaying. The display panel includes a first base plate and a second base plate which are aligned with each other; the first base plate includes a first substrate and a thin film transistor; the thin film transistor includes an active layer; an optical adjustment layer is disposed on the second base plate; an orthographic projection of the optical adjustment layer on the first substrate overlaps with an orthographic projection of the active layer on the first substrate. That is, the optical adjustment layer corresponds to the active layer. In a laminating direction of the display panel, the existence of the optical adjustment layer with a certain height enables a reflecting surface of the second base plate to be closer to the first base plate.
    Type: Application
    Filed: September 17, 2021
    Publication date: May 23, 2024
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yingying Qu, Lingdan Bo, Ting Dong, Jianhua Huang, Qiujie Su, Dongchuan Chen, Yanping Liao, Seungmin Lee, Jiantao Liu, Yue Yang
  • Publication number: 20240169877
    Abstract: The present application discloses a chromaticity adjustment method and an adjustment device of a display panel. The chromaticity adjustment method of the display panel includes: determining an initial driving voltage corresponding to a highest gray scale of the display panel; acquiring an initial white picture chromaticity of the display panel based on the initial driving voltage; determining whether the initial white picture chromaticity deviates from a target white picture chromaticity; if the initial white picture chromaticity deviates from the target white picture chromaticity, adjusting the initial driving voltage to adjust the initial white picture chromaticity.
    Type: Application
    Filed: March 14, 2022
    Publication date: May 23, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Bo Hai
  • Publication number: 20240172478
    Abstract: A display device is provided, wherein a metal reflective pattern formed at intervals between a plurality of pixel driving circuits is equivalent to or is similar to a first predetermined metal pattern in an area corresponding to the plurality of pixel driving circuits, thereby making reflectance of a transitional display area uniform, and thereby solving a technical problem of uneven brightness in a display device under dark conditions.
    Type: Application
    Filed: December 30, 2023
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xue LI
  • Publication number: 20240168282
    Abstract: An optical system includes, in order from a pupil surface side to a display surface side, a first reflective polarizing plate, a first lens having a positive refractive power, a half mirror, a second lens having a positive refractive power, and a second reflective polarizing plate. The optical system further includes a first quarter wave plate arranged between a pupil surface and the half mirror, and a second quarter wave plate arranged between the half mirror and a display surface. The second lens has a paraxially convex surface on the pupil surface side. Further, in the case where a paraxial curvature radius of a surface of the first lens on the pupil surface side is r1 and a paraxial curvature radius of a surface of the first lens on the display surface side is r2, the optical system satisfies a conditional expression below: (1) ?3.2<r1/r2<?0.9.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 23, 2024
    Applicants: Kantatsu Co., Ltd, Sharp Display Technology Corporation
    Inventors: Ryo Maruyama, Naru Usukura
  • Publication number: 20240172492
    Abstract: Embodiments of the present disclosure disclose a display panel. The display panel includes a substrate, a light shielding layer, a gate layer, a source/drain layer, and a shielding protection layer, where a plurality of grating slots are formed among the light shielding layer, the gate layer, and the source/drain layer, the shielding protection layer includes a body portion and an extension portion connected to the body portion, where, the extension portion is configured to cover at least one of grating slots; The grating slots are shielded by the extension portion to avoid a grating effect and reduce a ghost phenomenon.
    Type: Application
    Filed: May 17, 2022
    Publication date: May 23, 2024
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Xi XIAO
  • Publication number: 20240172527
    Abstract: A display panel and a method of manufacturing a display device are disclosed. The display panel includes an array substrate layer, a display functional layer, a first inorganic encapsulation layer, and a composite barrier layer. The composite barrier layer includes a base, a viscosity-reducing adhesive layer disposed between the base and the first inorganic encapsulation layer, a second inorganic encapsulation layer disposed between the viscosity-reducing adhesive layer and the first inorganic encapsulation layer, and an organic adhesive layer disposed between the second inorganic encapsulation layer and the first inorganic encapsulation layer.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 23, 2024
    Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zongpeng Yang
  • Publication number: 20240168337
    Abstract: Disclosed are a display screen and a display apparatus, comprising: a transmissive liquid crystal panel comprising a displaying side and a non-displaying side arranged opposite to each other; a first polarizer arranged at the displaying side of the transmissive liquid crystal panel; a second polarizer arranged at the non-displaying side of the transmissive liquid crystal panel, a direction of a transmission axis of the first polarizer is perpendicular to that of the second polarizer; a scattering layer arranged between the transmissive liquid crystal panel and at least one of the first polarizer the second polarizer; a reflective polarizer arranged between the transmissive liquid crystal panel and the second polarizer. The disclosed display screen and the display apparatus have a relatively high transmittance and reflectivity, and can be used under different outdoor illuminations so as to realize environmentally friendly effects such as energy saving and emission reduction.
    Type: Application
    Filed: June 25, 2021
    Publication date: May 23, 2024
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE Technology Group Co., Ltd.
    Inventors: Jing WANG, Peng LI, Yangyang CAI, Chunbing ZHANG, Xiang LI, Bochang WANG, Hetao WANG, Zhanchang BU, Yu ZHANG, Shou LI
  • Publication number: 20240168585
    Abstract: The present application provides a display panel and a display device. The display panel includes a display area and a fan-out area. The display panel further includes a substrate, a display layer including a common electrode trace, and a touch layer including a peripheral touch trace. In the fan-out area, a projection of the common electrode trace on the substrate and a projection of the peripheral touch trace on the substrate are at least partially overlapped, and at least three insulation film layers are provided between the common electrode trace and the peripheral touch trace in at least an area where their projections are overlapped.
    Type: Application
    Filed: March 17, 2022
    Publication date: May 23, 2024
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jian YE
  • Publication number: 20240169878
    Abstract: The present application provides a display panel and a grayscale compensation method. The grayscale compensation method first divides a display area of the display panel into a first display sub-area and a second display sub-area, and then takes average brightness of the at least one second display sub-area as target brightness and compensates a grayscale of each sub-pixel in the at least one second display sub-area. Accordingly, the present application not only improves the brightness uniformity of the display area, but also requires less gray scale compensation data.
    Type: Application
    Filed: May 18, 2022
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jinlong Zheng, Chunsheng Li, Kuo Wang
  • Publication number: 20240172534
    Abstract: A display panel and a mobile terminal are disclosed. The display panel comprises a substrate, a display function layer disposed on the substrate, a first blocking structure surrounding the display function layer, the first blocking structure comprising a transition area, a first inorganic layer at least covering the first blocking structure and the display function layer, an organic layer at least covering the display function layer and the first blocking structure, and a second inorganic layer covering the organic layer; wherein a tightening structure is disposed between the organic layer and the second inorganic layer in the transition area.
    Type: Application
    Filed: May 19, 2022
    Publication date: May 23, 2024
    Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Yang Zhang
  • Publication number: 20240168327
    Abstract: A liquid crystal display device includes a first substrate, a second substrate disposed more to a viewer side than the first substrate, and a liquid crystal layer provided between the first substrate and the second substrate, with a plurality of pixels being arrayed in a matrix shape. Each pixel includes a reflective region for display in a reflection mode. The first substrate includes a thin film transistor provided corresponding to each pixel, a pixel electrode electrically connected to the thin film transistor, and a reflective layer located at least in the reflective region. The first substrate further includes a common electrode adjacent to the pixel electrode with a dielectric layer interposed between the pixel electrode and the common electrode. At least one from among the pixel electrode and the common electrode includes at least one slit.
    Type: Application
    Filed: October 11, 2023
    Publication date: May 23, 2024
    Applicant: Sharp Display Technology Corporation
    Inventors: Fumikazu SHIMOSHIKIRYOH, Shinichi TERASHITA, Kouichi WATANABE