Patents by Inventor Yunyun TIAN

Yunyun TIAN 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: 11143882
    Abstract: The present disclosure provides a liquid crystal lens and a display apparatus. The liquid crystal lens includes a first substrate and a second substrate arranged to be opposite to each other, a common electrode being provided on the second substrate; a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules; liquid crystal lens units, each of which includes a first group of strip-shaped electrodes and a second group of strip-shaped electrodes parallel to each other and spaced apart thereon, upon applying a voltage among the first and second groups, and the common electrode, a planoconvex lens is formed within the liquid crystal molecules between them, wherein each of the first and second groups includes layers of sub-electrodes insulated from each other, the sub-electrodes of the first and second groups are applied with a voltage, so as to adjust symmetry of the planoconvex lens.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: October 12, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haiyan Wang, Hui Li, Yunyun Tian, Zheng Fang, Hyun-Sic Choi
  • Publication number: 20210165270
    Abstract: In the disclosure there is provided a reflective photonic crystal color film, a display device using the same and a fabricating method therefor. The reflective photonic crystal color film includes a substrate and a two-dimensional photonic crystal structure formed on and periodically distributed over a surface of the substrate, wherein the two-dimensional photonic crystal structure comprises material containing silicon.
    Type: Application
    Filed: September 22, 2017
    Publication date: June 3, 2021
    Inventors: Xianqin MENG, Yafeng YANG, Jing LV, Xiaochuan CHEN, Wei WANG, Jifeng TAN, Xiandong MENG, Yunyun TIAN, Jian GAO
  • 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
  • Publication number: 20200183179
    Abstract: The present disclosure provides a liquid crystal lens and a display apparatus. The liquid crystal lens includes a first substrate and a second substrate arranged to be opposite to each other, a common electrode being provided on the second substrate; a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules; liquid crystal lens units, each of which includes a first group of strip-shaped electrodes and a second group of strip-shaped electrodes parallel to each other and spaced apart thereon, upon applying a voltage among the first and second groups, and the common electrode, a planoconvex lens is formed within the liquid crystal molecules between them, wherein each of the first and second groups includes layers of sub-electrodes insulated from each other, the sub-electrodes of the first and second groups are applied with a voltage, so as to adjust symmetry of the planoconvex lens.
    Type: Application
    Filed: January 8, 2020
    Publication date: June 11, 2020
    Inventors: Haiyan Wang, Hui Li, Yunyun Tian, Zheng Fang, Hyun-Sic Choi
  • Patent number: 10571737
    Abstract: The present disclosure discloses a quantum dot display substrate and a manufacturing method thereof, and a quantum dot display device. The quantum dot display substrate comprises black matrix patterns, quantum dot patterns surrounded by the quantum dot patterns, a first base substrate, and a first optical layer and a second optical layer both arranged on a side of the first base substrate, and the first optical layer is arranged on a side of the second optical layer away from the first base substrate; the first optical layer is configured to collimate incident light to generate collimated light and transmit the collimated light to the second optical layer; the second optical layer is configured to adjust an outgoing direction of the collimated light to generate outgoing light, and make the outgoing light irradiate onto the black matrix patterns.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: February 25, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Jing Lv, Yunsik Im, Hyunsic Choi, Zezhou Yang
  • Patent number: 10451944
    Abstract: Embodiments of the disclosure provide an array substrate and a method for manufacturing the array substrate. The array substrate includes a substrate, a first electrode disposed on the base substrate and a second electrode disposed on the base substrate and located in a different layer from the first electrode with an insulation layer being disposed therebetween, wherein each of the first and second electrodes is a comb-like electrode, and the first and second electrodes are configured to generate an electric field therebetween when being applied with a voltage.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: October 22, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Hui Zhang, Hyun Sic Choi
  • Publication number: 20190250455
    Abstract: The present disclosure provides a display panel, a manufacturing method thereof and a display device. The display panel includes: a first substrate and a second substrate arranged opposite to each other, a liquid crystal layer arranged between the first substrate and the second substrate; and a first polarizer arranged between the first substrate and the liquid crystal layer. Liquid crystal molecules in the liquid crystal layer are initially aligned without an alignment film.
    Type: Application
    Filed: January 8, 2019
    Publication date: August 15, 2019
    Applicant: BOE Technology Group Co., Ltd.
    Inventors: Yunsik Im, Yoonsung Um, Liwei Liu, Feng Liao, Hui Zhang, Yunyun Tian, Hyunsic Choi
  • Patent number: 10325933
    Abstract: The present disclosure provides an array substrate comprising a plurality of gate lines, and a plurality of data lines that intersect the plurality of gate lines. A plurality of pixel units are defined by the plurality of gate lines and the plurality of data lines which intersect each other. Each pixel unit comprises a thin film transistor, a gate insulating layer, a passivation layer arranged on one side of the gate insulating layer, a pixel electrode and a common electrode, wherein a source and a drain of the thin film transistor are arranged between the passivation layer and the gate insulating layer, the common electrode is arranged on the other side of the gate insulating layer opposite to the passivation layer, and the pixel electrode is arranged on the passivation layer. The present disclosure further provides a method for manufacturing an array substrate and a display device.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: June 18, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Hyunsic Choi, Yoonsung Um
  • Patent number: 10303006
    Abstract: A liquid crystal lens and a display device are provided.
    Type: Grant
    Filed: January 4, 2015
    Date of Patent: May 28, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haiyan Wang, Kun Wu, Yunyun Tian, Zheng Fang, Qiangtao Wang, Hyun Sic Choi
  • Patent number: 10281763
    Abstract: The present disclosure relates to a display panel, a display apparatus and a manufacturing method of a display panel. The display panel comprises a first substrate and a second substrate provided oppositely, wherein the second substrate has a light-transmitting zone and a light-shielding zone adjacent to the light-transmitting zone, wherein the display panel further comprises: an optical element provided on a light entrance side, which is away from the second substrate, of the first substrate, wherein a projection of the optical element on the first substrate and a projection of the light-shielding zone on the first substrate at least partly overlap, and the optical element is configured to deflect a light, which enters from the light entrance side of the first substrate and goes towards the light-shielding zone, to the light-transmitting zone.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: May 7, 2019
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Hyunsic Choi
  • Publication number: 20190101690
    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: Application
    Filed: September 27, 2018
    Publication date: April 4, 2019
    Inventors: Huijuan WANG, Yunyun TIAN, Zezhou YANG, Yonglian QI, Dejiang ZHAO, Minqi CHEN, Tao LIU, Shi SHU
  • Patent number: 10139685
    Abstract: An array substrate, a manufacturing method thereof and a display device are disclosed. The array substrate includes: a base substrate; a plurality of gate lines and a plurality of data lines disposed on the base substrate and configured to define a plurality of pixel regions; pixel electrodes and common electrodes disposed in each pixel region and arranged in different layers; and shielding electrodes being at least formed in regions corresponding to the data lines on the base substrate, being arranged in different layers from the common electrodes, and being not electrically connected with the pixel electrodes and the common electrodes.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: November 27, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yoon Sung Um, Yun Sik Im, Hyun Sic Choi, Hui Li, Yunyun Tian
  • Patent number: 10096801
    Abstract: The present application discloses a display device having a metal pattern on a substrate of a display device and a light absorbing layer positioned to absorb light reflected by the metal pattern, and a manufacturing method thereof. The light absorbing layer has a pattern corresponding to at least a portion of the metal pattern.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: October 9, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Hyun Sic Choi
  • Publication number: 20180233686
    Abstract: The present disclosure discloses a quantum dot display substrate and a manufacturing method thereof, and a quantum dot display device. The quantum dot display substrate comprises black matrix patterns, quantum dot patterns surrounded by the quantum dot patterns, a first base substrate, and a first optical layer and a second optical layer both arranged on a side of the first base substrate, and the first optical layer is arranged on a side of the second optical layer away from the first base substrate; the first optical layer is configured to collimate incident light to generate collimated light and transmit the collimated light to the second optical layer; the second optical layer is configured to adjust an outgoing direction of the collimated light to generate outgoing light, and make the outgoing light irradiate onto the black matrix patterns.
    Type: Application
    Filed: May 2, 2017
    Publication date: August 16, 2018
    Inventors: Yunyun TIAN, Jing LV, Yunsik IM, Hyunsic CHOI, Zezhou YANG
  • Publication number: 20180188625
    Abstract: Embodiments of the disclosure provide an array substrate and a method for manufacturing the array substrate. The array substrate includes a substrate, a first electrode disposed on the base substrate and a second electrode disposed on the base substrate and located in a different layer from the first electrode with an insulation layer being disposed therebetween, wherein each of the first and second electrodes is a comb-like electrode, and the first and second electrodes are configured to generate an electric field therebetween when being applied with a voltage.
    Type: Application
    Filed: April 27, 2017
    Publication date: July 5, 2018
    Inventors: Yunyun Tian, Hui Zhang, Hyun Sic Choi
  • Publication number: 20180081238
    Abstract: The present disclosure relates to a display panel, a display apparatus and a manufacturing method of a display panel. The display panel comprises a first substrate and a second substrate provided oppositely, wherein the second substrate has a light-transmitting zone and a light-shielding zone adjacent to the light-transmitting zone, wherein the display panel further comprises: an optical element provided on a light entrance side, which is away from the second substrate, of the first substrate, wherein a projection of the optical element on the first substrate and a projection of the light-shielding zone on the first substrate at least partly overlap, and the optical element is configured to deflect a light, which enters from the light entrance side of the first substrate and goes towards the light-shielding zone, to the light-transmitting zone.
    Type: Application
    Filed: August 15, 2017
    Publication date: March 22, 2018
    Inventors: Yunyun Tian, Hyunsic Choi
  • Patent number: 9916800
    Abstract: The embodiment of the invention provides a method and an apparatus for calibrating a liquid crystal display device. The liquid crystal display device comprises a pixel array, each pixel of the pixel array comprises electrodes in inclined arrangement, wherein an inclined orientation of the electrodes in pixels of odd rows is different with an inclined orientation of the electrodes in pixels of even rows; the method comprises: measuring brightness of the pixels of odd rows in a plurality of gray scales and brightness of the pixels of even rows in the plurality of gray scales respectively in a predetermined direction; and adjusting data line voltages of the pixels of odd rows and/or data line voltages of the pixels of even rows, such that in the predetermined direction, in each one of the plurality of gray scales, brightness of the pixels of odd rows is equal to brightness of the pixels of even rows.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: March 13, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yunyun Tian, Hyunsic Choi, Zheng Fang
  • Patent number: 9885926
    Abstract: The present invention discloses a slit electrode for solving the problem that the process margin of the existing slit electrode is relatively low. The slit electrode provided by the present invention comprises: at least one slit electrode unit, the slit electrode unit comprising a plurality of strip electrodes, a slit being provided between two adjacent strip electrodes; wherein each strip electrode has a given average width, the average widths of at least two strip electrodes in the slit electrode unit are not equal. The present invention further discloses an array substrate comprising the slit electrode and a display device.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: February 6, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Qiangtao Wang, Hyunsic Choi, Zheng Fang, Yunyun Tian
  • Publication number: 20170278868
    Abstract: The present disclosure provides an array substrate comprising a plurality of gate lines, and a plurality of data lines that intersect the plurality of gate lines. A plurality of pixel units are defined by the plurality of gate lines and the plurality of data lines which intersect each other. Each pixel unit comprises a thin film transistor, a gate insulating layer, a passivation layer arranged on one side of the gate insulating layer, a pixel electrode and a common electrode, wherein a source and a drain of the thin film transistor are arranged between the passivation layer and the gate insulating layer, the common electrode is arranged on the other side of the gate insulating layer opposite to the passivation layer, and the pixel electrode is arranged on the passivation layer. The present disclosure further provides a method for manufacturing an array substrate and a display device.
    Type: Application
    Filed: February 16, 2016
    Publication date: September 28, 2017
    Inventors: Yunyun TIAN, Hyunsic CHOI, Yoonsung UM
  • Patent number: 9696582
    Abstract: The present invention provides an array substrate, a method for manufacturing the same, and a liquid crystal display panel. The array substrate includes a plurality of pixel units arranged in an array, each pixel unit comprising a reflection region and a transmission region, and for any pixel unit, the array substrate comprising a substrate; a thin film transistor provided on the substrate; and a reflection electrode and a first transparent electrode which are electrically connected with each other, the reflection electrode being located in the reflection region, and the first transparent electrode being located in the transmission region, wherein a first transparent insulation layer is provided between the reflection electrode and the first transparent electrode, and the reflection electrode is on a side of the first transparent insulation layer which is closer to the substrate.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: July 4, 2017
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Hyun Sic Choi, Hui Li, Zheng Fang, Haiyan Wang, Yunyun Tian