Patents by Inventor Ning Cong

Ning Cong 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: 20210249634
    Abstract: The present disclosure provides a display assembly and a virtual reality display device. The display assembly includes an electroluminescent element, a packaging layer and a light converging layer arranged sequentially. The light converging layer is configured to converge light emitted by the electroluminescent element and transmitted through the packaging layer. The electroluminescent element includes a plurality of pixels, the light converging layer is tightly attached to the packaging layer, and an orthogonal projection of each pixel onto a surface of the packaging layer to which the light converging layer is tightly attached is completely covered by the light converging layer.
    Type: Application
    Filed: March 18, 2020
    Publication date: August 12, 2021
    Inventors: Can WANG, Can ZHANG, Han YUE, Ming YANG, Ning CONG, Jiao ZHAO, Minghua XUAN
  • Publication number: 20210225261
    Abstract: A pixel circuit and a driving method thereof, a display panel, and a display device are provided. The pixel circuit includes a light-emitting driving circuit, a storage circuit, and a data writing circuit, a first terminal of the storage circuit is respectively electrically connected to the data writing circuit and the light-emitting driving circuit, a second terminal of the storage circuit is configured to receive a control signal, and the storage circuit is configured to receive and store the first data voltage, to generate a first control voltage, that changes with time, according to the control signal and the first data voltage, and to cause the first control voltage to be applied to the light-emitting driving circuit to control a turn-on time of the light-emitting driving circuit; and the light-emitting driving circuit is configured to drive the light-emitting element emit light under control of the first control voltage.
    Type: Application
    Filed: January 4, 2019
    Publication date: July 22, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Minghua XUAN, Han YUE, Ning CONG
  • Publication number: 20210193022
    Abstract: Provided are a pixel circuit, a driving method thereof and a display device. The pixel circuit includes a first charging sub-circuit, a second charging sub-circuit, a first storage sub-circuit, a first switching sub-circuit, a second switching sub-circuit and a light emitting sub-circuit. The first charging sub-circuit is configured to provide a signal of a first data signal terminal to a first node under control of a scanning signal terminal, and after providing the signal of the first data signal terminal, provide a signal of a second data signal terminal to the first node under control of a light emitting control terminal.
    Type: Application
    Filed: June 8, 2020
    Publication date: June 24, 2021
    Inventors: Minghua XUAN, Xiaochuan CHEN, Han YUE, Ning CONG, Dongni LIU, Qi QI, Jing LIU
  • Publication number: 20210183952
    Abstract: The embodiments of the present application provide a display substrate, a light field display apparatus, and a method for driving the same. The display substrate includes: a base substrate; a light emitting block on the base substrate, wherein the light emitting block includes a plurality of first light emitting units, and each of the first light emitting units includes a plurality of first light emitting points which are located at a plurality of predetermined positions in the first light emitting unit respectively; and first driving leads each electrically connected to first light emitting points located at the same predetermined positions in the respective first light emitting units and configured to receive a first driving signal from a driving circuit.
    Type: Application
    Filed: February 24, 2021
    Publication date: June 17, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ming YANG, Minghua XUAN, Can ZHANG, Can WANG, Han YUE, Ning CONG, Jiayao LIU
  • Patent number: 11024680
    Abstract: The present disclosure relates to a display panel and a method of fabricating the same. An organic light emitting diode (OLED) display panel, comprising: a plurality of touch electrodes configured to sense a touch; touch electrode leads electrically connected to the plurality of touch electrodes; and OLED devices each comprising a cathode and a functional layer having a via-hole; wherein, the plurality of touch electrodes function as cathodes of the OLED devices, and are electrically connected to the touch electrode leads through the via-holes.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: June 1, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Ming Yang, Minghua Xuan, Ning Cong, Han Yue, Can Zhang, Can Wang, Xiaochuan Chen, Shengji Yang, Liang Chen
  • Publication number: 20210132261
    Abstract: The disclosure provides an optical lens structure, a method for manufacturing the same, and a display apparatus. The optical lens structure includes a substrate layer; and a plurality of optical lenses on the substrate layer. The optical lens includes a color resist material; the optical lenses are arranged in an array, and color resist materials of adjacent optical lenses have different colors from each other.
    Type: Application
    Filed: April 7, 2020
    Publication date: May 6, 2021
    Inventors: Can WANG, Can ZHANG, Minghua XUAN, Xiaochuan CHEN, Angran ZHANG, Han YUE, Ming YANG, Ning CONG, Jiao ZHAO
  • Patent number: 10977984
    Abstract: The present application provides a pixel circuit and a method for driving the same, a display panel and a video wall. The pixel circuit includes a light emitting diode having a first electrode configured to receive a first power supply voltage and a second electrode configured to receive a second power supply voltage; and a switching sub-circuit having a first terminal electrically coupled to a display signal terminal, a second terminal electrically coupled to the second electrode of the light emitting diode and a control terminal electrically coupled to a scan signal terminal, and configured to control an emission state of the light emitting diode based on a display signal provided from the display signal terminal, in response to a scan signal provided from the scan signal terminal. The emission state varies based on a magnitude and a duration of an effective voltage level of the display signal.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: April 13, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Minghua Xuan, Han Yue, Ming Yang, Ning Cong, Xiaochuan Chen
  • Publication number: 20210097931
    Abstract: A pixel driving circuit includes a current control circuit and a time control circuit, the current control circuit controls to generate a driving current, and outputs the driving current through a driving current output terminal, the time control circuit includes a first data writing-in circuit and a driving time control circuit. The first data writing-in circuit writes a first data voltage provided by a first data line to the driving time control circuit under the control of a first gate driving signal provided by a first gate line. The driving time control circuit is connected to a reference voltage terminal, the current control circuit, the first data writing-in circuit, and a light emitting element, and controls a light emitting time period of the light emitting element based on the reference voltage and the first data voltage, the reference voltage terminal is used to provide the reference voltage.
    Type: Application
    Filed: April 3, 2020
    Publication date: April 1, 2021
    Inventors: Han YUE, Minghua XUAN, Can ZHANG, Can WANG, Ning CONG, Xiaochuan CHEN
  • Publication number: 20210066403
    Abstract: A display substrate includes a driving substrate and a stacked structure disposed at a side of the driving substrate. The stacked structure includes a plurality of emission layers and a plurality of carrier transport layers that are stacked in a direction perpendicular to the side of the driving substrate. The stacked structure forms a plurality of light-emitting devices, and each light-emitting device includes at least two emission portions that are respectively located in at least two emission layers. The plurality of light-emitting devices include a plurality of first light-emitting devices and a plurality of second light-emitting devices. Emission portions in each first light-emitting device are separated from each other. At least two emission portions in each second light-emitting device are adjacent to each other, and the at least two adjacent emission portions share at least one carrier transport layer.
    Type: Application
    Filed: December 25, 2019
    Publication date: March 4, 2021
    Inventors: Can WANG, Can ZHANG, Ming YANG, Han YUE, Ning CONG, Minghua XUAN, Xiaochuan CHEN
  • Patent number: 10930203
    Abstract: A grayscale adjustment circuit, a driving method thereof and a display device are provided. The circuit includes: an input sub-circuit configured to output a signal of a data signal terminal to a driving sub-circuit under a control of the scanning signal terminal, the driving sub-circuit configured to store an output signal of the input sub-circuit and output a signal of the first voltage terminal to a switching control sub-circuit under a control of the output signal of the input sub-circuit, a switching time control sub-circuit configured to output a signal of each switching time signal terminal to the switching control sub-circuit under a control of each switching time control terminal, the switching control sub-circuit configured to output an output signal of the driving sub-circuit to the light-emitting sub-circuit under a control of an output signal of the switching time control sub-circuit to control the light-emitting sub-circuit to emit light.
    Type: Grant
    Filed: June 24, 2019
    Date of Patent: February 23, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Han Yue, Minghua Xuan, Ning Cong, Ming Yang, Can Zhang, Can Wang, Xiaochuan Chen
  • Patent number: 10930221
    Abstract: The present disclosure provides a light emitting unit, a driving method thereof, and a display device, belongs to the field of organic light emitting transistor (OLET) display technology, and can at least partially solve the problem of high power consumption of an existing OLET display technique. The light emitting unit includes an OLET and a driving circuit. The driving circuit is coupled to a control electrode and a first electrode of the OLET, and is configured to provide a data voltage to the control electrode of the OLET and provide a compensation voltage correlated with the data voltage to the first electrode of the OLET. A second electrode of the OLET is coupled to a first constant voltage terminal.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: February 23, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liang Chen, Lei Wang, Xiaochuan Chen, Minghua Xuan, Li Xiao, Dongni Liu, Shengji Yang, Pengcheng Lu, Ning Cong, Detao Zhao
  • Patent number: 10916618
    Abstract: The present disclosure relates to an array substrate and a method for repairing an array substrate.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: February 9, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Minghua Xuan, Xiaochuan Chen, Han Yue, Ning Cong
  • Publication number: 20210027699
    Abstract: Disclosed are a display panel and a display device. The display panel includes M rows and N columns of pixel units. The display panel is divided into R regions along a column direction, and an i-th region includes: (1+M(i?1)/R)-th row to a (Mi/R)-th row of pixel units. The display panel further includes M shift registers, M light emitting drivers, R light emitting control scan staring signal terminals, R scan start signal terminals for controlling time length and R scan start signal terminals for controlling current. An i-th row of pixel units is connected with an i-th shift register and an i-th light emitting driver, a light emitting driver connected to a first row of pixel units in the i-th region is connected with an i-th scan start signal terminal for controlling light emission.
    Type: Application
    Filed: June 18, 2020
    Publication date: January 28, 2021
    Inventors: Haoliang ZHENG, Minghua XUAN, Dongni LIU, Ning CONG, Zhenyu ZHANG, Lijun YUAN, Yi OUYANG, Guangliang SHANG
  • Publication number: 20200381652
    Abstract: An electrode, a method of manufacturing the same, a light-emitting device, and a display device are provided, the electrode includes: a reflective layer; and at least one double-layer adjusting unit stacked on the reflective layer, each double-layer adjusting unit comprising an insulating layer and a conductive layer sequentially arranged in a direction away from the reflective layer, a via hole is provided in the insulating layer, an electrode lead formed integrally with the reflective layer is provided in the via hole, and the conductive layer is electrically connected to the reflective layer through the electrode lead, in each double-laver adjusting unit, a difference between a thickness of the conductive layer and a thickness of the insulating layer does not exceed a set threshold, and the set threshold is configured to control the thickness of the insulating layer.
    Type: Application
    Filed: August 1, 2019
    Publication date: December 3, 2020
    Inventors: Can Zhang, Xiaochuan Chen, Can Wang, Han Yue, Ning Cong, Ming Yang, Minghua Xuan
  • Publication number: 20200350338
    Abstract: There is provided an array substrate including a plurality of pixel regions arranged in rows and columns. The plurality of pixel regions include a corresponding pixel electrode array and a corresponding pixel circuit associated with the corresponding pixel electrode array. Each of the pixel electrode arrays is arranged in rows and columns, and each pixel electrode array includes a plurality of pixel electrodes arranged in an array. The array substrate further includes a plurality of sets of gate lines extending in a row direction and a plurality of sets of data lines extending in a column direction. The plurality of sets of gate lines and rows of the pixel electrode arrays are alternately arranged with each other in the column direction. The plurality of sets of data lines and columns of the pixel regions are alternately arranged with each other in the row direction.
    Type: Application
    Filed: February 27, 2019
    Publication date: November 5, 2020
    Inventors: Ming YANG, Minghua XUAN, Can ZHANG, Can WANG, Han YUE, Ning CONG, Jiayao LIU, Wenqing ZHAO, Li XIAO, Dongni LIU, Lei WANG, Liang CHEN, Xiaochuan CHEN, Shengji YANG, Pengcheng LU
  • Patent number: 10811569
    Abstract: An inorganic light-emitting diode display panel and manufacturing method thereof and a display device are provided. The inorganic light-emitting diode display panel includes: a base substrate; a microcavity structure and an inorganic light-emitting diode which are disposed on the base substrate. The microcavity structure includes a reflective layer, a semi-reflective layer and a dielectric layer located between the reflective layer and the semi-reflective layer; the inorganic light-emitting diode includes a light-emitting layer, and the light-emitting layer is located in the dielectric layer; and a distance between the reflective layer and the semi-reflective layer is in a same order of magnitude as a wavelength of light emitted by the inorganic light-emitting diode.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: October 20, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Can Wang, Can Zhang, Han Yue, Ming Yang, Ning Cong, Minghua Xuan, Xiaochuan Chen
  • Patent number: 10797241
    Abstract: The present disclosure relates to an array substrate and a method for manufacturing the same, a display panel, and a display equipment. The array substrate includes a piezoelectric substrate, a pixel defining layer disposed on the piezoelectric substrate and formed with an opening region, and interdigital electrodes disposed oppositely at two sides of the pixel defining layer on the piezoelectric substrate and fitted on the piezoelectric substrate to form an acoustic surface standing wave including an antinodal point and a nodal point. The position of the antinodal point corresponds to the position of the opening region while the position of the nodal point corresponds to the position of the pixel defining layer. In the array substrate provided by the present disclosure, when a light emitting unit is formed in the opening region by a gas jet printing equipment, a gas material can be prevented from diffusing into adjacent opening regions.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: October 6, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Angran Zhang, Can Zhang, Can Wang, Minghua Xuan, Han Yue, Ning Cong, Jiao Zhao, Ming Yang, Xiaochuan Chen
  • Publication number: 20200243004
    Abstract: A flexible display screen, a bending detection method and device, a driving method are disclosed. The flexible display screen includes an array substrate, a light emitting device on a side of the array substrate, and an elastic conductor layer on a side of the array substrate distal to the light emitting device. The array substrate includes at least one target region, and a plurality of storage capacitors in each target region. The array substrate further includes a target electrode-plate including first electrode-plates of storage capacitors in the same target region. The target electrode-plate is electrically connected to a detecting signal terminal, and the detecting electrode-plate includes at least the target electrode-plate. The array substrate is configured to form a bending detection capacitor collectively by the detecting electrode-plate and the elastic conductor layer in response to the target electrode-plate receives detecting signal.
    Type: Application
    Filed: May 14, 2019
    Publication date: July 30, 2020
    Inventors: Detao Zhao, Lei Wang, Ming Yang, Can Wang, Ning Cong, Han Yue, Can Zhang, Minghua Xuan, Xiaochuan Chen
  • Publication number: 20200135808
    Abstract: The embodiments of the present application provide a display substrate, a light field display apparatus, and a method for driving the same. The display substrate includes: a base substrate; a light emitting block on the base substrate, wherein the light emitting block comprises a plurality of first light emitting units, and each of the first light emitting units comprises a plurality of first light emitting points which are located at a plurality of predetermined positions in the first light emitting unit respectively; and first driving leads each electrically connected to first light emitting points located at the same predetermined positions in the respective first light emitting units and configured to receive a first driving signal from a driving circuit.
    Type: Application
    Filed: July 16, 2019
    Publication date: April 30, 2020
    Inventors: Ming Yang, Minghua Xuan, Can Zhang, Can Wang, Han Yue, Ning Cong, Jiayao Liu
  • Publication number: 20200066805
    Abstract: The present disclosure relates to a display panel and a method of fabricating the same. An organic light emitting diode (OLED) display panel, comprising: a plurality of touch electrodes configured to sense a touch; touch electrode leads electrically connected to the plurality of touch electrodes; and OLED devices each comprising a cathode and a functional layer having a via-hole; wherein, the plurality of touch electrodes function as cathodes of the OLED devices, and are electrically connected to the touch electrode leads through the via-holes.
    Type: Application
    Filed: March 25, 2019
    Publication date: February 27, 2020
    Inventors: Ming YANG, Minghua XUAN, Ning CONG, Han YUE, Can ZHANG, Can WANG, Xiaochuan CHEN, Shengji YANG, Liang CHEN