Patents by Inventor Lianjie QU

Lianjie QU 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: 20210083071
    Abstract: A thin film transistor includes: a bottom gate electrode; a bottom gate electrode insulating layer, a semiconducting active layer and a first insulating layer which are disposed on the bottom gate electrode in sequence; a source electrode and a drain electrode which are disposed at a side of the first insulating layer away from the bottom gate electrode; vias disposed in the first insulating layer at positions which correspond to the source electrode and the drain electrode respectively; and ohmic contact layers disposed on and covering the semiconducting active layer at positions corresponding to the vias respectively. Each of the source electrode and the drain electrode is in contact with a corresponding one of the ohmic contact layers through a corresponding one of the vias.
    Type: Application
    Filed: September 30, 2017
    Publication date: March 18, 2021
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Bingqiang GUI, Lianjie QU, Yonglian QI, Hebin ZHAO
  • Publication number: 20210063822
    Abstract: A surface light source and a manufacturing method thereof and a liquid crystal display device. The surface light source includes a substrate; a plurality of light emitting diode dies arranged in an array along a row direction and a column direction on the substrate; a driving circuit on the substrate and electrically connected to the plurality of light emitting diode dies and the driving circuit being configured to control at least two of the plurality of light emitting diode dies to emit light independently of each other; and an encapsulation layer on a side of the plurality of light emitting diode dies away from the substrate. The encapsulation layer is a continuous film layer covering the plurality of light emitting diode dies.
    Type: Application
    Filed: June 13, 2019
    Publication date: March 4, 2021
    Inventors: Ruiyong WANG, Lianjie QU, Yun QIU, Hebin ZHAO, Yang YOU, Jun WU, Ruizhi YANG
  • Patent number: 10916727
    Abstract: An OLED substrate and a packaging method and a display apparatus thereof are provided. The method for packaging the OLED substrate includes: forming a functional layer having a slit on a substrate where a pixel defining layer and an OLED device are formed, the slit corresponding to a pattern location of the pixel defining layer; etching the pixel defining layer by using the functional layer as a mask to obtain the pixel defining layer having a groove; and forming a packaging thin film on the pixel defining layer having the groove and the functional layer to obtain a thin-film packaging layer sinking into the groove.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: February 9, 2021
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Lianjie Qu
  • Publication number: 20200409226
    Abstract: The present disclosure relates to a display panel. The display panel includes a light switching layer, and a color film layer located on the light switching layer, wherein the color film layer includes a diffraction grating. The color film layer further includes a collimating layer located on a side of the diffraction grating facing away from the light switching layer. The color film layer further includes a light splitting layer located between the diffraction grating and the light switching layer.
    Type: Application
    Filed: April 25, 2019
    Publication date: December 31, 2020
    Inventors: Lianjie QU, Kang GUO, Yonglian QI, Hebin ZHAO
  • Patent number: 10825966
    Abstract: A display panel, a display device and a display method are provided. The display panel includes a base substrate, a pixel array and a light conversion layer. The pixel array is arranged on the base substrate and includes a plurality of pixel units, and the light conversion layer is arranged on a display side of the pixel array. Each of the plurality of pixel units includes an optical resonant structure, and the optical resonant structure includes a first reflection layer, a second reflection layer and a dielectric layer. The first reflection layer is arranged on the base substrate, the second reflection layer is arranged on the first reflection layer and is parallel to the first reflection layer, and the dielectric layer is arranged between the first reflection layer and the second reflection layer.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: November 3, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhidong Wang, Lianjie Qu, Yun Qiu
  • Patent number: 10811481
    Abstract: The present disclosure provides an OLED panel comprising: a first substrate; an OLED device on the first substrate; an optical detecting device configured to detect a luminance of the OLED device; and a processor configured to generate a control signal according to brightness information of the OLED device detected by the optical detecting device so as to adjust brightness of the OLED device.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: October 20, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weipin Hu, Qianqian Bu, Yun Qiu, Congcong Wei, Sha Liu, Xiao Sun, Chun Wang, Mingxiao Jiang, Hebin Zhao, Lianjie Qu, Ruizhi Yang
  • Publication number: 20200312883
    Abstract: The present disclosure provides a circuit substrate, a method for manufacturing the same, a display substrate and a tiled display device. The circuit substrate includes: a base substrate; a driving circuit on the base substrate; and conductive connection portions. A plurality of grooves is defined in a lateral side of the base substrate; each of the plurality of grooves extends through a top surface and an opposite bottom surface of the base substrate. The driving circuit includes signal lines on the top surface of the base substrate and signal-line leads on the bottom surface of the base substrate. The plurality of conductive connection portions are corresponding to the plurality of grooves in a one-to-one manner; at least one part of the conductive connection portion is in the corresponding groove. The conductive connection portion is connected with the corresponding signal line and the corresponding signal-line lead, respectively.
    Type: Application
    Filed: December 4, 2019
    Publication date: October 1, 2020
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lianjie QU, Yonglian QI, Hebin ZHAO, Yun QIU, Xiaoling XU, Ruizhi YANG, Guangdong SHI, Shiyu XU, Shan ZHANG
  • Publication number: 20200301189
    Abstract: This disclosure provides a liquid crystal display panel. The liquid crystal display panel comprises: a first substrate and a second substrate arranged oppositely, a plurality of main spacers located between the first substrate and the second substrate for supporting cell gap of the liquid crystal display panel, a plurality of auxiliary spacers located between the first substrate and the second substrate, and a plurality of pressure sensing electrodes in one-to-one correspondence with the plurality of auxiliary spacers; wherein a height of the auxiliary spacer is smaller than a height of the main spacer; a material of the auxiliary spacer is a piezoelectric material. This disclosure also discloses a manufacturing method of the liquid crystal display panel and a display device comprising the liquid crystal display panel.
    Type: Application
    Filed: January 4, 2018
    Publication date: September 24, 2020
    Inventors: Lianjie QU, Hebin ZHAO, Yonglian QI, Bingqiang GUI, Minqi CHEN, Tao LIU
  • Publication number: 20200295100
    Abstract: A display panel, fabrication method thereof, and a display device. The display panel includes a substrate and a plurality of pixels disposed on the substrate; each pixel includes a pixel circuit disposed on the substrate; the display panel further includes a pixel defining layer covering the pixel circuit; a surface of the pixel defining layer facing away from the pixel circuit is provided with a plurality of grooves; the plurality of grooves are in one-to-one correspondence with the plurality of pixels; each of the grooves is provided with a light emitting diode electrically connected to the pixel circuit.
    Type: Application
    Filed: February 12, 2018
    Publication date: September 17, 2020
    Inventors: Shuai LIU, Yun QIU, Hebin ZHAO, Lianjie QU, Yonglian QI, Weiwei TONG, Guangdong SHI, Bin YAN, Tao LIU
  • Patent number: 10777583
    Abstract: An array substrate, a method for manufacturing the same and a display panel are provided. The array substrate comprises: a substrate; a bare chip fixed on the substrate, the bare chip comprising pins; a buffer layer and a first metallic layer disposed sequentially on the bare chip, the first metallic layer comprising outer leads in one-to-one correspondence with the pins of the bare chip, the outer leads being connected electrically to the pins corresponding thereto of the bare chip, and the outer leads being electrically insulated from each other; a thin film transistor; and a first signal wire and a first connecting wire disposed in a same layer as a gate electrode of the thin film transistor, and a second signal wire and a second connecting wire disposed in a same layer as a source electrode and a drain electrode of the thin film transistor.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: September 15, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhidong Wang, Yun Qiu, Lianjie Qu
  • Publication number: 20200287052
    Abstract: A dual-gate thin film transistor, a manufacturing method thereof, an array substrate and a display device are provided. The dual-gate thin film transistor includes: a base substrate and a first gate, a first gate insulating layer, an active layer, a second gate insulating layer, a first electrode, a second electrode, a second gate and a connection electrode, formed on the base substrate. The second gate, the first electrode and the second electrode are formed on the same level. The first gate insulating layer includes a first via hole exposing a portion of the first gate, and the connection electrode is electrically connected with the second gate and is electrically connected with the first gate through the first via hole.
    Type: Application
    Filed: August 21, 2017
    Publication date: September 10, 2020
    Inventors: Lianjie QU, Jinchao BAI
  • Patent number: 10768415
    Abstract: A display device and a light source are provided. The display device includes a display panel and a first photonic crystal layer arranged at a light-emitting side of the display panel. The first photonic crystal layer is configured to enable incident light to exit along a Z direction, the Z direction being a thickness direction of the first photonic crystal layer.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: September 8, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weipin Hu, Jun Wu, Lianjie Qu, Yinglong Huang
  • Patent number: 10756140
    Abstract: The present application discloses a stacked organic light emitting apparatus including a base substrate; and at least two organic light emitting diodes. The at least two organic light emitting diodes include a first organic light emitting diode and a second organic light emitting diode. The first organic light emitting diode includes a first electrode layer on the base substrate; a first light emitting layer of a first color on a side of the first electrode layer distal to the base substrate; and a second electrode layer on a side of the first light emitting layer distal to the first electrode layer. The second organic light emitting diode includes a third electrode layer on a side of the second electrode layer distal to the first light emitting layer; a second light emitting layer of a second color on a side of the third electrode layer distal to the second electrode layer; and a fourth electrode layer on a side of the second light emitting layer distal to the third electrode layer.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: August 25, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhaokun Yang, Xiang Feng, Ruizhi Yang, Lianjie Qu, Sha Liu
  • Patent number: 10754247
    Abstract: The present disclosure proposes a manufacturing method for a metal grating, a metal grating, and a display device. The manufacturing method comprises: forming a metal layer, an antireflective layer and a deep UV photoresist layer sequentially on a base substrate; etching the deep UV photoresist layer by a photolithography process, so as to form a grating mask pattern; etching the antireflective layer by a dry etching process with the help of the grating mask pattern, so as to form an etch mask pattern identical to the grating mask pattern; peeling off the grating mask pattern; etching the metal layer by a dry etching process with the help of the etch mask pattern, so as to form metal grating strips; and removing the etch mask pattern, thus forming a metal grating.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: August 25, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yonglian Qi, Lianjie Qu, Bingqiang Gui, Hebin Zhao, Yun Qiu
  • Publication number: 20200243614
    Abstract: The present application discloses a stacked organic light emitting apparatus including a base substrate; and at least two organic light emitting diodes. The at least two organic light emitting diodes include a first organic light emitting diode and a second organic light emitting diode. The first organic light emitting diode includes a first electrode layer on the base substrate; a first light emitting layer of a first color on a side of the first electrode layer distal to the base substrate; and a second electrode layer on a side of the first light emitting layer distal to the first electrode layer. The second organic light emitting diode includes a third electrode layer on a side of the second electrode layer distal to the first light emitting layer; a second light emitting layer of a second color on a side of the third electrode layer distal to the second electrode layer; and a fourth electrode layer on a side of the second light emitting layer distal to the third electrode layer.
    Type: Application
    Filed: April 12, 2017
    Publication date: July 30, 2020
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhaokun Yang, Xiang Feng, Ruizhi Yang, Lianjie Qu, Sha Liu
  • Publication number: 20200209702
    Abstract: A peeping prevention structure, a display device and a display method are provided. The peeping prevention structure includes: a first electrode and a second electrode opposite to each other; a plurality of transparent columnar cavities between the first electrode and the second electrode, wherein a plurality of opening regions are defined between the plurality of transparent columnar cavities, and each of the plurality of transparent columnar cavities is filled with charged light-absorbing particles; wherein, the charged light-absorbing particles are configured to, under a control of an electric field between the first electrode and the second electrode, be uniformly diffused in the transparent columnar cavity or be concentrated at an end of the transparent columnar cavity.
    Type: Application
    Filed: April 19, 2019
    Publication date: July 2, 2020
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lianjie QU, Bingqiang GUI, Yonglian QI, Hebin ZHAO, Yun QIU
  • Patent number: 10685206
    Abstract: A display apparatus includes a display panel including a first sub-pixel and a second sub-pixel adjacent to the first sub-pixel; a first fingerprint identification device including a first photosensitive element, an orthographic projection of the first photosensitive element on the display panel being located within the first sub-pixel; and a fingerprint identification anti-interference structure on a light exiting side of the display panel. The fingerprint identification anti-interference structure is configured to shield the first photosensitive element from light emitted from the second sub-pixel and reflected by a fingerprint.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: June 16, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Weipin Hu, Qianqian Bu, Yun Qiu, Xiao Sun, Congcong Wei, Mingxiao Jiang, Chun Wang, Hui Zhang, Yang You, Sha Liu, Ruizhi Yang, Lianjie Qu
  • Patent number: 10679573
    Abstract: The present disclosure discloses a pixel structure, including a reflective layer, a reflective electrode, a flexible electrode and a bottom electrode sequentially disposed along a direction of incident light. An optical resonant cavity is formed between the reflective layer and the reflective electrode, the reflective layer and the flexible electrode are connected to each other; and a first voltage is loaded between the reflective electrode and the flexible electrode, and a second voltage is loaded between the flexible electrode and the bottom electrode; depending on at least one of changes of the first voltage and the second voltage, the flexible electrode deforms along the direction of incident light, and drives the reflective layer to move along the direction of incident light. The present disclosure also discloses a display substrate and a control method thereof and a display device.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: June 9, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lianjie Qu, Zhidong Wang, Hebin Zhao, Yun Qiu, Weiwei Tong, Ning Jia
  • Publication number: 20200160023
    Abstract: A display apparatus includes a display panel including a first sub-pixel and a second sub-pixel adjacent to the first sub-pixel; a first fingerprint identification device including a first photosensitive element, an orthographic projection of the first photosensitive element on the display panel being located within the first sub-pixel; and a fingerprint identification anti-interference structure on a light exiting side of the display panel. The fingerprint identification anti-interference structure is configured to shield the first photosensitive element from light emitted from the second sub-pixel and reflected by a fingerprint.
    Type: Application
    Filed: August 30, 2018
    Publication date: May 21, 2020
    Inventors: Weipin HU, Qianqian BU, Yun QIU, Xiao SUN, Congcong WEI, Mingxiao JIANG, Chun WANG, Hui ZHANG, Yang YOU, Sha LIU, Ruizhi YANG, Lianjie QU
  • Patent number: 10656478
    Abstract: An array substrate and a manufacturing method thereof, and display panel are disclosed. The array substrate includes a substrate, a thin film transistor disposed on the substrate and a common electrode disposed on a side of the thin film transistor away from the substrate. The common electrode includes a first hollowed-out portion. An active layer of the thin film transistor includes a source electrode region, a drain electrode region and a channel region. An orthographic projection of the first hollowed-out portion on the substrate at least covers an orthographic projection of the channel region on the substrate.
    Type: Grant
    Filed: October 9, 2017
    Date of Patent: May 19, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Bingqiang Gui, Lianjie Qu, Yonglian Qi, Hebin Zhao, Yun Qiu