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).

  • Publication number: 20220013612
    Abstract: Provided are a display substrate, a manufacturing method thereof and a display apparatus. The display substrate includes multiple sub-pixels, wherein each sub-pixel includes a light-emitting region and a non-light-emitting region, and each sub-pixel is provided with a drive circuit; the drive circuit includes a storage capacitor and multiple transistors; for each sub-pixel, the multiple transistors are in the non-light-emitting region, the storage capacitor is a transparent capacitor, and an orthographic projection of the storage capacitor on a base substrate coincides with the light-emitting region. A first electrode of the storage capacitor is disposed in a same layer as an active layer of the multiple transistors, but in a different layer from source and drain electrodes of the multiple transistors, and a second electrode of the storage capacitor is on a side of the first electrode close to the base substrate.
    Type: Application
    Filed: August 19, 2020
    Publication date: January 13, 2022
    Inventors: Pan XU, Yongqian LI, Guoying WANG, Dacheng ZHANG, Chen XU, Lang LIU, Xing ZHANG, Ling WANG, Yicheng LIN, Ying HAN
  • Publication number: 20220005888
    Abstract: The present disclosure provides an array substrate and a method for manufacturing the same, and a display device. The array substrate includes: a base substrate; a photosensitive element located between the base substrate and a light emitting device and configured to sense light emitted from the light emitting device and generate a sensing signal according to the light; a capacitor configured to store the sensing signal; and a sensing transistor located between the base substrate and the photosensitive element and configured to transmit the sensing signal to a sensing line, wherein an orthographic projection of the sensing transistor on the base substrate at least partially overlaps with an orthographic projection of the photosensitive element on the base substrate.
    Type: Application
    Filed: June 11, 2019
    Publication date: January 6, 2022
    Inventors: Guoying Wang, Zhen Song
  • Patent number: 11217767
    Abstract: An organic light emitting display panel includes a cover plate and a back plate. The cover plate includes a cover plate glass on which three color films of R, G and B are formed. The cover plate includes an insulating cover layer covering the cover plate glass. The cover plate includes a BM area formed over the insulating cover layer and defining a pixel area. The cover plate includes a spacer pillar formed in the BM area. The cover plate includes an auxiliary cathode formed over the spacer pillar and the insulating cover layer. The back plate includes: an active layer array; a planarization layer formed on the active layer array, having a boss corresponding to the pixel area; and an OLED device formed on the boss.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: January 4, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Zhen Song, Guoying Wang
  • Patent number: 11211581
    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: Grant
    Filed: September 11, 2019
    Date of Patent: December 28, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guoying Wang, Zhen Song
  • Publication number: 20210391402
    Abstract: A display substrate, includes a plurality of subpixels arranged in a matrix. Each subpixel is provided with a pixel driver circuit that includes a plurality of thin film transistors and a storage capacitor. The storage capacitor of a present subpixel among the plurality of subpixels and the storage capacitor of an adjacent subpixel adjacent to the current subpixel are disposed in a shared capacitance region of the present subpixel and the adjacent subpixel, and the storage capacitor of the present subpixel and the storage capacitor of the adjacent subpixel are stacked.
    Type: Application
    Filed: August 3, 2020
    Publication date: December 16, 2021
    Inventors: Zhen SONG, Guoying WANG
  • Publication number: 20210384275
    Abstract: Disclosed are a display panel and a display device. The display panel includes a base substrate; a plurality of data signal lines on the base substrate, and a plurality of pixel units; and each pixel unit has a transparent area and a non-transparent area; the pixel unit includes a plurality of sub-pixels in the non-transparent area.
    Type: Application
    Filed: February 25, 2020
    Publication date: December 9, 2021
    Inventors: Ling WANG, Yicheng LIN, Pan XU, Guoying WANG, Guang YAN
  • Publication number: 20210376031
    Abstract: A display backplane includes a substrate, a thin film transistor over the substrate, and a pixel capacitor assembly over a side of the thin film transistor away from the substrate, and an orthographic projection of the pixel capacitor assembly on the substrate covers at least one portion of an orthographic projection of the thin film transistor on the substrate. The pixel capacitor assembly includes a first electrode, a passivation layer, and a second electrode, sequentially over a side of the thin film transistor away from the substrate, and an orthographic projection of the first electrode on the substrate is overlapped with the orthographic projection of the thin film transistor on the substrate. A display panel including the display backplane can further include an OLED component, arranged over a side of the pixel capacitor assembly away from the substrate.
    Type: Application
    Filed: October 31, 2018
    Publication date: December 2, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen SONG, Guoying WANG
  • Publication number: 20210376030
    Abstract: The present disclosure is related to an organic light-emitting diode apparatus. The organic light-emitting diode apparatus may include a substrate and a plurality of pixels on a first side of the substrate. Each of the plurality of pixels may include a display region and a non-display region. The non-display region may be provided with a control circuit and a first color film, and the first color film may be between the control circuit and the substrate.
    Type: Application
    Filed: May 30, 2018
    Publication date: December 2, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen Song, Guoying Wang
  • Publication number: 20210359247
    Abstract: The present application discloses an organic light emitting diode array substrate having a subpixel region and an inter-subpixel region. The organic light emitting diode array substrate in the inter-subpixel region includes a first base substrate; a pixel definition layer on the first base substrate for defining a plurality of subpixels; a spacer layer on a side of the pixel definition layer distal to the first base substrate; an auxiliary electrode layer on a side of the spacer layer distal to the pixel definition layer; and a second electrode layer on a side of the auxiliary electrode layer distal to the spacer layer and is electrically connected to the auxiliary electrode layer.
    Type: Application
    Filed: March 12, 2018
    Publication date: November 18, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Guoying WANG, Zhen SONG
  • Publication number: 20210359139
    Abstract: An array substrate includes a substrate, an active layer, and an amorphous silicon shielding layer. The substrate has a first surface and a second surface, which are opposing to each other. The active layer is over the first surface of the substrate. The amorphous silicon shielding layer includes amorphous silicon, and is between the active layer and the substrate, or alternatively is disposed over a side of the substrate proximal to the second surface of the substrate. An orthographic projection of the amorphous silicon shielding layer on the first surface at least partially and preferably completely covers an orthographic projection of the active layer on the first surface such that the amorphous silicon shielding layer shields a light from shedding onto the active layer.
    Type: Application
    Filed: November 1, 2018
    Publication date: November 18, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen SONG, Guoying WANG
  • Publication number: 20210359061
    Abstract: A display substrate includes a substrate (10) that is divided into a plurality of subpixel areas, a drive transistor (20) and a photodetector (30) in each of the plurality of subpixel areas, and an insulation layer (40) on the photodetector (30). The drive transistor (20) includes an electrode layer that includes a source electrode (21) and a drain electrode (22). The photodetector (30) is coupled to one of the source electrode (21) and the drain electrode (22). An entirety of an orthographic projection of the insulation layer (40) on the substrate is inside an orthographic projection of the electrode layer on the substrate (10).
    Type: Application
    Filed: June 5, 2019
    Publication date: November 18, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Guoying Wang, Zhen Song
  • Publication number: 20210343973
    Abstract: The present disclosure provides a display substrate, including: a base substrate, which includes a display region and a driving region arranged on at least one side of the display region; a first electrode layer disposed in the display region; a signal output part disposed in the driving region, the first electrode layer is electrically coupled to the signal output part, the first electrode layer comprises a plurality of electrode regions each having a same area; and a plurality of auxiliary electrodes, which are in one-to-one correspondence with the plurality of electrode regions and configured to be coupled in parallel with the first electrode layer, a resistance of each auxiliary electrode is inversely correlated with a minimum distance from the electrode region corresponding to said each auxiliary electrode to the signal output part. The present disclosure further provides a display panel and a manufacturing method thereof and a display device.
    Type: Application
    Filed: June 2, 2020
    Publication date: November 4, 2021
    Inventors: Xing ZHANG, Wei QUAN, Yicheng LIN, Pan XU, Ling WANG, Guoying WANG, Ying HAN, Zhan GAO
  • Publication number: 20210335943
    Abstract: The present application provides an organic light emitting diode display panel having a plurality of subpixels. The organic light emitting diode display panel includes an array substrate; and a counter substrate facing the array substrate. The counter substrate includes a plurality of organic light emitting diodes. The array substrate includes a first base substrate; a plurality of thin film transistors on the first base substrate for driving light emission of the plurality of organic light emitting diodes in the counter substrate; and a first electrode layer. The first electrode layer electrically connects the plurality of organic light emitting diodes to the plurality of thin film transistors, respectively.
    Type: Application
    Filed: May 18, 2018
    Publication date: October 28, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Zhen Song, Guoying Wang
  • Publication number: 20210335238
    Abstract: A pixel unit, a compensation method of the pixel unit, a display device and a manufacturing method of the display device are disclosed. The pixel unit includes a light-emitting circuit configured to emit light under control of an external control circuit, a photosensitive element configured to sense a light intensity of light emitted by the light-emitting circuit and to output a sensed light intensity signal by a sensing output terminal, and a switch circuit configured to control an ON/OFF state between the sensing output terminal and the external control circuit.
    Type: Application
    Filed: February 28, 2019
    Publication date: October 28, 2021
    Inventors: Zhen Song, Guoying Wang
  • Publication number: 20210335942
    Abstract: The present application discloses an organic light emitting diode display panel having a plurality of subpixels. The organic light emitting diode display panel includes an array substrate; and a counter substrate facing the array substrate. The counter substrate includes a plurality of organic light emitting diodes. The array substrate includes a first base substrate and a plurality of thin film transistors on the first base substrate for driving light emission of the plurality of organic light emitting diodes in the counter substrate.
    Type: Application
    Filed: February 9, 2018
    Publication date: October 28, 2021
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Guoying Wang, Zhen Song
  • Publication number: 20210328194
    Abstract: An organic light emitting diode and a manufacturing method thereof, a display panel are provided. The organic light emitting diode includes a light emitting structure and a first electrode structure. The first electrode structure is configured to drive the light emitting structure to emit light and includes a first electrode and a light reflecting layer, the light reflecting layer is disposed on a side of the first electrode away from the light emitting structure, wherein the first electrode and at least a portion of the light reflecting layer are overlapped with each other in a first direction, an insulating layer is at least partially disposed between the at least part of the light reflecting layer and the first electrode overlapped with each other, and the first direction is perpendicular to a plane on which the light reflecting layer is located.
    Type: Application
    Filed: November 1, 2018
    Publication date: October 21, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhen SONG, Guoying WANG
  • Publication number: 20210320277
    Abstract: There are provided a display substrate, a display device, and a method of manufacturing the display substrate. The display substrate comprises a planarization layer; a pixel definition layer on the planarization layer, wherein the pixel definition layer comprises an opening and a rib surrounding the opening; a first electrode on the planarization layer and within the opening; a light-emitting portion located within the opening and electrically connected to the first electrode; an auxiliary electrode on the rib of the pixel definition layer; an insulating portion between the first electrode and the auxiliary electrode; and a second electrode covering the auxiliary electrode and the light-emitting portion.
    Type: Application
    Filed: May 27, 2020
    Publication date: October 14, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guoying WANG, Zhen SONG
  • Publication number: 20210280645
    Abstract: Provided are a display substrate, a manufacturing method thereof and a display device. The display substrate includes a base and a plurality of subpixels arranged on the base in an array form. Each subpixel includes a light-emitting element, a subpixel driving circuitry coupled to the light-emitting element, and a light-emission detection circuitry configured to detect luminescence of light emitted by the light-emitting element. The light-emission detection circuitry includes a first control transistor and a PIN-type photodiode laminated in that order in a direction away from the base, a first electrode of the first control transistor is coupled to a cathode of the PIN-type photodiode, and an orthogonal projection of the first control transistor onto the base at least partially overlaps an orthogonal projection of the PIN-type photodiode onto the base.
    Type: Application
    Filed: June 30, 2020
    Publication date: September 9, 2021
    Inventors: Ling WANG, Yicheng LIN, Guoying WANG, Ying HAN
  • Publication number: 20210265441
    Abstract: The present disclosure relates to the field of display technology, and provides an OLED display substrate, a manufacturing method and a display device. The OLED display substrate includes: a base substrate; an active layer arranged on the base substrate; a gate insulation layer arranged at a side of the active layer away from the base substrate; and a gate electrode layer arranged at a side of the gate insulation layer away from the base substrate. An orthogonal projection of the gate electrode layer onto the base substrate at least partially overlaps an orthogonal projection of the active layer onto the base substrate, and the gate electrode layer and the active layer form a first storage capacitor of the OLED display substrate.
    Type: Application
    Filed: February 25, 2021
    Publication date: August 26, 2021
    Applicant: Boe Technology Group Co., Ltd.
    Inventors: Guoying Wang, Zhen Song, Yicheng Lin
  • Publication number: 20210257581
    Abstract: An array substrate includes: a base; light shield layers and a first auxiliary electrode that are disposed on the base; at least one insulating layer covering the light shield layers and the first auxiliary electrode; first electrodes that are disposed on the at least one insulating layer, a conductive connection portion; a pixel definition layer defining light-emitting regions and covering the conductive connection portion; organic light-emitting layers disposed on the first electrodes and located in the light-emitting regions defined by the pixel definition layer; and at least one second electrode covering the pixel definition layer and the organic light-emitting layers. A second electrode is electrically connected to the conductive connection portion through a via that penetrates through the pixel definition layer. The conductive connection portion is electrically connected to the first auxiliary electrode through a via that penetrates through the at least one insulating layer.
    Type: Application
    Filed: May 15, 2020
    Publication date: August 19, 2021
    Inventors: Guoying WANG, Zhen SONG