Patents by Inventor Guoying Wang

Guoying Wang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11088283
    Abstract: The present application provides a thin film transistor, a method of fabricating a thin film transistor and an array substrate. The thin film transistor includes: a gate electrode on a substrate and having first and second side surfaces facing each other; and an active layer between the first side surface and the second side surface of the gate electrode and having a third side surface and a fourth side surface. The third side surface of the active layer and the first side surface of the gate electrode face and are spaced apart from each other, the fourth side surface of the active layer and the second side surface of the gate electrode face and are spaced apart from each other, and at least one portion of the gate electrode is in the same range as at least one portion of the active layer in a height direction.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: August 10, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guoying Wang, Zhen Song, Hongda Sun
  • Patent number: 11075288
    Abstract: A thin film transistor is provided and includes an active layer, a source electrode, a drain electrode, a gate electrode and a gate electrode insulating layer, the active layer includes a source electrode region, a drain electrode region and a channel region, the source electrode region and the drain electrode region include a first metal material, and the channel region includes a semiconductor material made from oxidation of the first metal material.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: July 27, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guoying Wang, Hongda Sun, Zhen Song
  • Publication number: 20210226067
    Abstract: The present disclosure provides a thin film transistor and a method for fabricating the same, an array substrate, and a display panel for enhancing the light shielding effect on a channel region of a thin film transistor, improving the light stability of the thin film transistor and improving the operational stability of the thin film transistor. The thin film transistor according to embodiments of the disclosure includes a light shielding layer and a buffer layer on the light shielding layer, an active layer on the buffer layer, and the active layer includes a channel region, a source region, and a drain region located on two sides of the channel region, the buffer layer being disposed such that light cannot be incident to the channel region via the buffer layer.
    Type: Application
    Filed: March 2, 2018
    Publication date: July 22, 2021
    Inventors: Guoying WANG, Zhen SONG
  • Publication number: 20210225964
    Abstract: It is related to an array substrate (1). The array substrate (1) may include a base substrate (10) and a pixel define layer (30) on the base substrate (1). The pixel define layer (30) may include a plurality of thickness thinning regions (312). The thickness thinning regions (312) may have a smaller height than other areas of the pixel define layer (30) on the base substrate (1). The plurality of the thickness thinning regions (312) may be configured to guide flow of fillers to form an encapsulating layer (40) on the pixel define layer (30).
    Type: Application
    Filed: March 19, 2018
    Publication date: July 22, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongda Sun, Youngsuk Song, Zhen Song, Guoying Wang
  • Publication number: 20210225957
    Abstract: A display substrate (10) includes a first base substrate (101) including a plurality of pixel units (101a ) arranged in an array, at least one of the plurality of pixel units (101a ) including at least two sub-pixel units and a transparent area (TA). The at least two sub-pixel units includes a first sub-pixel unit that is arranged between transparent areas (TA) of adjacent pixel units (101a ) in a first direction. An orthographic projection of a pixel drive circuit (105) electrically coupled to the first sub-electrode (102a ) corresponding to the first sub-pixel unit on the first base substrate (101) partially overlaps with an orthographic projection of a first sub-electrode (102a ) positionally corresponding to another sub-pixel unit on the first base substrate (101).
    Type: Application
    Filed: September 4, 2019
    Publication date: July 22, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Song, Guoying Wang
  • Patent number: 11067846
    Abstract: The present disclosure provides a color filter substrate and a fabricating method thereof, and a display panel. The method includes: forming a black matrix on a base substrate; forming an auxiliary electrode on a side of the black matrix away from the base substrate, an orthographic projection of the black matrix on the base substrate covering an orthographic projection of the auxiliary electrode on the base substrate; and forming color filters on the base substrate and in a space defined by the black matrix on which the auxiliary electrode is formed.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: July 20, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Song, Guoying Wang
  • Publication number: 20210217362
    Abstract: The present disclosure discloses a pixel circuit, a driving method thereof, a display panel, and a display device, which belong to the technical field of display. The pixel circuit includes a data writing sub-circuit, a compensation sub-circuit, a storage sub-circuit, and a driving sub-circuit. Since the compensation sub-circuit may output a first power signal to a first node, the storage sub-circuit may adjust the potential of a second node according to the potential of the first node.
    Type: Application
    Filed: December 12, 2019
    Publication date: July 15, 2021
    Inventors: Pan Xu, Yicheng Lin, Guoying Wang, Ling Wang
  • Publication number: 20210202757
    Abstract: A thin-film transistor, method of manufacturing the same, and a display apparatus are provided. The thin-film transistor includes a first active layer, a source, a drain, a gate, and a second active layer, the source, the drain, the gate are disposed on the first active layer with spacing, the gate is located between the source and the drain, the second active layer is disposed on the gate, the source, and the drain, the source and the drain are both respectively connected to the first active layer and the second active layer, and the gate is respectively insulated from the first active layer, the second active layer, the source, and the drain. When a voltage is applied to the gate, the source and the drain may be conducting via the first and second active layer. Therefore, a larger current may flow between the source and the drain.
    Type: Application
    Filed: January 23, 2018
    Publication date: July 1, 2021
    Inventors: Guoying Wang, Zhen Song
  • Publication number: 20210202600
    Abstract: The present disclosure provides an array substrate, a preparation method thereof and a related device. The array substrate includes a plurality of sub-pixel areas, each of the plurality of sub-pixel areas includes a pixel drive circuit and a photo compensation circuit arranged above a substrate, the pixel drive circuit includes a pixel storage capacitor coupled with a drive transistor, and the photo compensation circuit includes a photosensitive storage capacitor coupled with a photosensitive device; and the pixel storage capacitor and the photosensitive storage capacitor are arranged in a laminated manner, and the pixel storage capacitor and the photosensitive storage capacitor share a same electrode plate.
    Type: Application
    Filed: December 20, 2019
    Publication date: July 1, 2021
    Inventors: Guoying WANG, Zhen SONG
  • Publication number: 20210193642
    Abstract: The present disclosure provides a display device, including: a display panel, a main circuit board, and a plurality of chip-on-films bonded between the display panel and the main circuit board. The wiring area is provided with a plurality of first binding regions; the plurality of first binding regions are distributed along the wiring area. The main circuit board is provided with a plurality of second binding regions which are corresponding to the first binding regions in a one-to-one manner. A shape of the main circuit board is the same as a shape of the wiring area. A first end of each chip-on-film is bonded to one corresponding first binding region; a second end of each chip-on-film is bonded to one corresponding second binding region.
    Type: Application
    Filed: May 15, 2020
    Publication date: June 24, 2021
    Inventors: Pan XU, Yicheng LIN, Ling WANG, Guoying WANG, Xing ZHANG, Ying HAN, Dongfang YANG
  • Publication number: 20210193768
    Abstract: The present application discloses an array substrate having a plurality of subpixel areas. The array substrate includes a base substrate; a plurality of first thin film transistors on the base substrate, each of which being in one of the plurality of subpixel areas; and a plurality of capacitor electrodes, each of which being in one of the plurality of subpixel areas. Each of the plurality of first thin film transistors includes a first active layer, a first gate electrode, a first source electrode, and a first drain electrode. The first active layer includes a first semi-conductive channel part, a first conductive part electrically connected to the first drain electrode, and a second conductive part electrically connected to the first source electrode. Each of the plurality of capacitor electrodes, the insulating layer, and the first conductive part constitute a first storage capacitor in one of the plurality of subpixel areas.
    Type: Application
    Filed: January 25, 2018
    Publication date: June 24, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Zhen Song, Guoying Wang
  • Patent number: 11043545
    Abstract: The present disclosure provides a display substrate, a fabricating method thereof, and a display device. The display substrate includes a substrate; at least one pixel on a side of the substrate, the at least one pixel comprising a driving transistor, the driving transistor comprising a drain; an insulating layer on a side of the driving transistor away from the substrate, the insulating layer covering the driving transistor and having a first via hole opposite to the drain; an auxiliary conductive structure on a side of the insulating layer away from the substrate, and the auxiliary conductive structure connected to the drain through the first via hole; and a first planarization layer on a side of the auxiliary conductive structure away from the substrate, and having a second via hole disposed therein.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: June 22, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Song, Guoying Wang, Wei Li
  • Publication number: 20210167332
    Abstract: The disclosure provides an array substrate, a manufacturing method of the array substrate and a display. The array substrate provided by the embodiment of the present disclosure includes sub-pixel units with multiple light-emitting colors; each sub-pixel unit includes a resonant cavity formed by a reflective layer and a cathode which are oppositely arranged, and the resonant cavity further includes: an anode positioned between the reflective layer and the cathode, and a light-emitting function layer positioned between the anode and the cathode; lengths of resonant cavities of the sub-pixel units with a same one of the light-emitting colors are the same, and lengths of resonant cavities of the sub-pixel units with different light-emitting colors are different; thicknesses of anodes of the sub-pixel units with different light-emitting colors are the same, thicknesses of light-emitting function layers of the sub-pixel units with different light-emitting colors are the same.
    Type: Application
    Filed: December 23, 2019
    Publication date: June 3, 2021
    Inventors: Guoying WANG, Zhen SONG
  • Patent number: 11018211
    Abstract: The embodiment of the present disclosure provides an array substrate, a display panel and a display device. The array substrate comprises a plurality of self-luminous units and photosensitive units disposed on a base substrate, wherein the photosensitive units are located on a side of the self-luminous units proximate to the base substrate, and each of the self-luminous units is correspondingly provided with the photosensitive unit; the self-luminous unit comprises a first electrode, a light-emitting functional layer and a second electrode disposed sequentially in a direction away from the base substrate; the first electrode comprises a light-transmitting region and a reflective region interconnected with each other; the second electrode is a transparent electrode.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 25, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Guoying Wang, Zhen Song
  • Publication number: 20210150214
    Abstract: A method for displaying service information on a preview interface, includes displaying by an electronic device, a photographing preview interface including a control, displaying p function controls and q function controls in response to a touch operation on the control, where the preview object includes a first sub-object of a text type and a second sub-object of an image type, p function controls correspond to the first sub-object, q function controls correspond to the second sub-object, displaying, in response to a touch operation performed on a first function control in the p function controls, first service information corresponding to a first function option, and displaying, in response to a touch operation performed on a second function control in the q function controls, second service information corresponding to a second function option.
    Type: Application
    Filed: July 25, 2018
    Publication date: May 20, 2021
    Inventors: Hong Xu, Guoying Wang
  • Publication number: 20210135147
    Abstract: A display panel is provided, the display panel including a back plate, a cover plate, a first spacer, and a second spacer, wherein the back plate has a first surface, the cover plate is disposed opposite the back plate and has a second surface opposite the first surface, the first spacer protrudes from an edge of the first surface and has a closed structure, a first connecting end, and a first free end, the first connecting end connected to the back plate, and the first free end extending away from the back plate, the second spacer protrudes from an edge of the second surface and has a closed structure, a second connecting end, and a second free end, the second connecting end connected to the cover plate, and the second free end extending away from the cover plate, and the first free end presses against the second free end.
    Type: Application
    Filed: September 11, 2019
    Publication date: May 6, 2021
    Inventors: Guoying WANG, Zhen SONG
  • Publication number: 20210134903
    Abstract: The pixel substrate and a pixel panel are provided. The display substrate includes: a display structure layer, a cover plate on the display structure layer and a plurality of pixel definition layers and an anti-light crosstalk layer between the display structure layer and the cover plate, where the pixel definition layers are arranged on a lower surface of the cover plate at intervals and are in a one-to-one correspondence to sub-pixel units of the display substrate, the anti-light crosstalk layer surrounds each pixel definition layer, where a reflective component is between the anti-light crosstalk layer and the display structure layer, the reflective component includes an inclined surface configured to reflect light from the display structure layer to the pixel definition layer.
    Type: Application
    Filed: May 27, 2020
    Publication date: May 6, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ying Han, Yicheng Lin, Pan Xu, Ling Wang, Guoying Wang, Xing Zhang
  • Publication number: 20210118970
    Abstract: The present application provides a display panel having a plurality of subpixels. The display panel includes an array substrate including an array of a plurality of first thin film transistors respectively in the plurality of subpixels for driving light emission of the display panel; a counter substrate facing the array substrate and having a plurality of subpixel areas respectively in the plurality of subpixels; and an optical compensation device for adjusting in real time actual light emitting brightness values of the plurality of subpixel areas to target brightness values. The optical compensation device includes a plurality of actual light emitting brightness value detectors integrated in the counter substrate and respectively in the plurality of subpixel areas.
    Type: Application
    Filed: May 31, 2018
    Publication date: April 22, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Zhen Song, Guoying Wang
  • Patent number: 10978531
    Abstract: A transparent display substrate, a manufacturing method thereof and a transparent display panel are provided. The transparent display substrate includes: a base substrate; a plurality of sub-pixels arranged on the substrate, wherein each of the plurality of sub-pixels comprising a light emitting region and a first transparent region, and the light emitting region being provided with an organic light emitting diode (OLED); a driving circuit, located in each of the plurality of sub-pixels and configured to drive the OLED to emit light, the driving circuit comprising a capacitor disposed in the first transparent region.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: April 13, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Song, Guoying Wang
  • Patent number: 10964772
    Abstract: An OLED plate comprises: a substrate; a plurality of OLED devices, disposed on one side of the substrate and located in the display area; and an auxiliary cathode, disposed on the one side of the substrate and at least located in the peripheral area. Each of the OLED devices includes a reflective anode, an organic material functional layer and a transparent cathode disposed in a direction distal from the substrate in sequence. A portion of the auxiliary cathode located in the peripheral area is electrically connected to transparent cathodes of the plurality of OLED devices, and resistivity of the auxiliary cathode is less than resistivity of a transparent cathode of the plurality of OLED devices.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: March 30, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pan Xu, Yicheng Lin, Ling Wang, Cuili Gai, Guoying Wang, Yongqian Li