Patents by Inventor Yonglian QI

Yonglian QI 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: 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
  • 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
  • Patent number: 10782557
    Abstract: An adjustable reflective device includes a base substrate, a reflective film disposed above the base substrate, and an adjustment assembly configured to control reflectivities of different portions of the reflective film.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: September 22, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yang You, Yun Qiu, Ruizhi Yang, Zhenhua Lv, Ruiyong Wang, Yonglian Qi
  • 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: 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: 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: 10690834
    Abstract: The present disclosure relates to the field of display technologies, and especially discloses a backlight device and a method for manufacturing the same. The backlight device includes a backlight source, a light guide plate, a reflective layer, an optical adhesive layer and an outcoupling structure. Specifically, in the backlight device, the reflective layer and the light guide plate are located on opposite sides of the backlight source respectively.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: June 23, 2020
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huijuan Wang, Yunyun Tian, Zezhou Yang, Yonglian Qi, Dejiang Zhao, Minqi Chen, Tao Liu, Shi Shu
  • 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
  • Patent number: 10613257
    Abstract: The present disclosure provides a pixel unit, a display panel, and a display device, which relates to the field of display technology. The pixel unit includes: a base substrate; a reflective layer, disposed on a side of the base substrate; a resonant layer, disposed on a side of the reflective layer away from the base substrate; a transflective layer, disposed on a side of the resonant layer away from the base substrate; and a scattering layer, disposed on a side of the transflective layer away from the base substrate.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: April 7, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lianjie Qu, Bingqiang Gui, Yonglian Qi, Chengshao Yang
  • Patent number: 10615193
    Abstract: An array substrate, a method for manufacturing the same, a display panel, and a display device are provided. In the method for manufacturing an array substrate provided by an embodiment of the present disclosure, the annealing process for the first active layer in the pixel area is performed by a high temperature required in the dehydrogenation process for the second active layer in the peripheral area.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: April 7, 2020
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Bingqiang Gui, Lianjie Qu, Yonglian Qi, Hebin Zhao, Xiaogai Chun
  • Publication number: 20200052170
    Abstract: The present application provides an optical modulating device having a light transmissive region and a light blocking region. The optical modulating device includes a base substrate; a plurality of protrusions on the base substrate in the light transmissive region and configured to allow light emitting out of a side of the optical modulating device; and a reflective layer on the base substrate in the light blocking region and configured to block light from emitting out of the side of the optical modulating device.
    Type: Application
    Filed: March 20, 2018
    Publication date: February 13, 2020
    Applicants: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Yonglian Qi, Lianjie Qu, Hebin Zhao, Bingqiang Gui, Xianxue Yang, Shuai Liu, Guangdong Shi
  • Publication number: 20200041862
    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: February 6, 2020
    Inventors: Lianjie QU, Kang GUO, Yonglian QI, Hebin ZHAO
  • Publication number: 20200035657
    Abstract: An electroluminescent device and a manufacturing method thereof are provided. The electroluminescent device includes a transparent substrate and array of electroluminescent chips located thereon, wherein light-emitting surfaces of the electroluminescent chips are attached to the transparent substrate.
    Type: Application
    Filed: April 29, 2019
    Publication date: January 30, 2020
    Inventors: Lianjie QU, Ruiyong WANG, Yun QIU, Hebin ZHAO, Yonglian QI, Bingqiang GUI, Hui ZHANG
  • Patent number: 10497758
    Abstract: A display substrate, a manufacture method thereof and a display panel are provided. The display substrate includes: a first substrate; a plurality of pixel units included in the first substrate, each of the pixel units at least including a first sub-pixel unit, a second sub-pixel unit and a third sub-pixel unit; a medium film laminated layer arranged on the first substrate, the medium film laminated layer at least covering the first sub-pixel unit and the second sub-pixel unit; the medium film laminated layer is configured to eliminate blue light in a first wavelength range passing the medium film laminated layer, the medium film laminated layer includes at least one first medium film layer and at least one second medium film layer which are laminated alternately, and a refractive index of the first medium film layer is greater than a refractive index of the second medium film layer.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: December 3, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yonglian Qi, Lianjie Qu, Bingqiang Gui, Hebin Zhao
  • Patent number: 10495870
    Abstract: A display panel, a display device, and a control method therefor are disclosed. The display panel includes a first substrate and a second substrate and a plurality of first pixels between the first substrate and the second substrate; wherein, at least one of the plurality of first pixels comprises: a first insulating layer on the first substrate; a second insulating layer on the second substrate; a first colored fluid layer contacted with and having the same hydrophilicity/hydrophobicity as that of a surface of the first insulating layer; a second colored fluid layer contacted with and having the same hydrophilicity/hydrophobicity as that of a surface of the second insulating layer; and a first transparent conductive fluid disposed between the first colored fluid layer and the second colored fluid layer and having a hydrophilicity/hydrophobicity contrary to those of the first colored fluid layer and the second colored fluid layer.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: December 3, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tingting Zhou, Yonglian Qi, Bin Zhang
  • Publication number: 20190348449
    Abstract: An array substrate, a method for manufacturing the same, a display panel, and a display device are provided. In the method for manufacturing an array substrate provided by an embodiment of the present disclosure, the annealing process for the first active layer in the pixel area is performed by a high temperature required in the dehydrogenation process for the second active layer in the peripheral area.
    Type: Application
    Filed: January 31, 2018
    Publication date: November 14, 2019
    Inventors: Bingqiang GUI, Lianjie QU, Yonglian QI, Hebin ZHAO, Xiaogai CHUN
  • Patent number: 10459336
    Abstract: A quantum dot photoresist and a manufacturing method thereof, a display substrate and a display device are provided. The manufacturing method of the quantum dot photoresist includes: mixing quantum dots, photodiffusion materials and photoresist mother solution; surface treatment is carried out on the photodiffusion materials or the quantum dots. The quantum dot photoresist prepared by the manufacturing method of the quantum dot photoresist can be applied to the display device, and the photodiffusion materials can refract incident light to the quantum dots, so that light irradiated onto the quantum dots is increased, and thus, a problem of a low utilization rate of the incident light can be solved, and a display effect of the display device can be enhanced.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: October 29, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yonglian Qi, Bin Zhang, Tingting Zhou
  • Patent number: 10439007
    Abstract: An OLED display panel, a fabricating method, and a display apparatus are disclosed. The OLED display panel includes a base substrate; an anode layer, a cathode layer and an organic light emitting layer between the anode layer and the cathode layer arranged on the base substrate, the organic light emitting layer being configured to emit light having third color; and first light emitting unit, second light emitting unit and third light emitting unit arranged on a light emitting side of the organic light emitting layer and independent from each other, and configured to emit, under the action of the light having the third color, light having a first color, light having a second color and light having the third color, respectively, the light having the first color, the light having the second color and the light having the third color being configured to generate white light when being mixed.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: October 8, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yonglian Qi, Lianjie Qu, Bingqiang Gui, Hebin Zhao