Patents by Inventor Nini Bai

Nini Bai 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: 12369459
    Abstract: A method for fabricating an organic light emitting display panel includes: forming an anode-material layer on a base plate, forming a mask on one side of the anode-material layer away from the base plate, and performing patterning treatment to the anode-material layer by using the mask, to form multiple anodes; and forming a pixel definition layer covering the mask and the base plate, and performing patterning treatment to the pixel definition layer and the mask at the same time, to form a multiple pixel defining components, wherein the pixel defining components cover parts of the base plate located between two neighboring anodes, and cover part of surfaces of the anodes; and a material forming the mask and a material forming the pixel definition layer are the same, each of the pixel defining components includes a first part formed by the mask, and a second part formed by the pixel definition layer.
    Type: Grant
    Filed: June 8, 2021
    Date of Patent: July 22, 2025
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Liman Peng, Liangliang Liu, Nini Bai, Liang Tang, Qiang Guo, Yan Wu
  • Patent number: 12302724
    Abstract: Provided is a method for manufacturing an array substrate. The method includes: providing a base substrate with a conductive pattern layer, wherein the base substrate is provided with a display region and a peripheral region disposed around the display region, wherein the conductive pattern layer includes a plurality of conductive lines disposed in the peripheral region; forming an electrode material film layer on the conductive pattern layer; forming a mask layer on the electrode material film layer, wherein the mask layer includes a plurality of electrode layer patterns disposed in the display region and protection patterns disposed above the conductive lines; and etching the electrode material film layer and removing the mask layer.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: May 13, 2025
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Liang Tang, Liangliang Liu, Liman Peng, Yan Wu, Nini Bai, Qiang Chen, Xu Liu, Guodong Jing, Qianqian Zhang, Zhiyong Xue, Qiang Guo, Guofang Xu, Zihua Li, Qiang Wang, Ruiqing Zhang, Xudong Wang
  • Patent number: 12223864
    Abstract: A method of repairing a display defect in a display panel includes: in a module process stage, inputting a first data voltage to each pixel in the display panel, enabling the display panel to display an image to be detected, and acquiring a brightness of each pixel; determining a reference pixel and a defect pixel according to the image to be detected; calculating a compensation data voltage for the defect pixel according to a brightness difference between the reference pixel and the defect pixel; and inputting the first data voltage to the reference pixel, and inputting a second data voltage to the defect pixel, according to the compensation data voltage, where the second data voltage is a sum of the first data voltage and the compensation data voltage.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: February 11, 2025
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Nini Bai, Yonghong Zhang, Liangliang Liu
  • Publication number: 20240265836
    Abstract: A method of repairing a display defect in a display panel includes: in a module process stage, inputting a first data voltage to each pixel in the display panel, enabling the display panel to display an image to be detected, and acquiring a brightness of each pixel; determining a reference pixel and a defect pixel according to the image to be detected; calculating a compensation data voltage for the defect pixel according to a brightness difference between the reference pixel and the defect pixel; and inputting the first data voltage to the reference pixel, and inputting a second data voltage to the defect pixel, according to the compensation data voltage, where the second data voltage is a sum of the first data voltage and the compensation data voltage.
    Type: Application
    Filed: April 14, 2022
    Publication date: August 8, 2024
    Inventors: Nini BAI, Yonghong ZHANG, Liangliang LIU
  • Patent number: 11800740
    Abstract: A display panel includes a substrate. The substrate includes a display area, an encapsulation area, and a peripheral area between the display area and the encapsulation area. The peripheral area comprises a signal transmission layer disposed on the substrate, a protruding structure disposed on the signal transmission layer, and a first electrode layer covering a surface of the protruding structure. The first electrode layer is electrically connected to the signal transmission layer.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: October 24, 2023
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD. and BOE TECHNOLOGY GROUP CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Nini Bai, Liangliang Liu, Liman Peng
  • Publication number: 20230180529
    Abstract: The present disclosure provides an organic light emitting display panel and a fabricating method thereof, and a displaying device.
    Type: Application
    Filed: June 8, 2021
    Publication date: June 8, 2023
    Inventors: Liman PENG, Liangliang LIU, Nini BAI, Liang TANG, Qiang GUO, Yan WU
  • Publication number: 20220416007
    Abstract: Provided is a method for manufacturing an array substrate. The method includes: providing a base substrate with a conductive pattern layer, wherein the base substrate is provided with a display region and a peripheral region disposed around the display region, wherein the conductive pattern layer includes a plurality of conductive lines disposed in the peripheral region; forming an electrode material film layer on the conductive pattern layer; forming a mask layer on the electrode material film layer, wherein the mask layer includes a plurality of electrode layer patterns disposed in the display region and protection patterns disposed above the conductive lines; and etching the electrode material film layer and removing the mask layer.
    Type: Application
    Filed: March 9, 2021
    Publication date: December 29, 2022
    Inventors: Liang TANG, Liangliang LIU, Liman PENG, Yan WU, Nini BAI, Qiang CHEN, Xu LIU, Guodong JING, Qianqian ZHANG, Zhiyong XUE, Qiang GUO, Guofang XU, Zihua LI, Qiang WANG, Ruiqing ZHANG, Xudong WANG
  • Patent number: 11456386
    Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and an electronic device are disclosed. The manufacturing method of the thin film transistor includes: forming an active layer pattern on a base substrate; forming a gate insulating layer on the active layer pattern; the gate insulating layer includes a first portion, a second portion and a third portion, the third portion is on both sides of the first portion, the second portion is between the first portion and the third portion on at least one side, and the thickness of the second portion is larger than that of the third portion.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: September 27, 2022
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., Beijing BOE Technology Development Co., Ltd.
    Inventors: Nini Bai, Liangliang Liu, Liang Tang
  • Patent number: 11264409
    Abstract: There is provided an array base plate, including: a substrate; a first patterned part disposed on the substrate and adjacent to an encapsulation region of the substrate; a second patterned part disposed on the substrate, in a same layer as the first patterned part and adjacent to the first patterned part; wherein the first patterned part includes a through part on its side close to the second patterned part. There is also provided a manufacturing method for manufacturing the array base plate, and a display panel including the array base plate.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: March 1, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Nini Bai, Feng Kang, Liangliang Liu, Liang Tang, Zhiyong Xue, Hailong Li
  • Patent number: 11258016
    Abstract: The present disclosure provides a display backplane, a method for preparing the same, and a display device. The display backplane includes a substrate, an electronic device and an alignment mark arranged on the substrate, and a filling layer, the filling layer being filled in at least a part of a recessed area located on a surface of the substrate away from the electronic device, and a minimum distance between an orthogonal projection of the at least part of the recessed area on the substrate and an orthogonal projection of the alignment mark on the substrate being less than 200 ?m.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: February 22, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhiyong Xue, Nini Bai, Liman Peng, Liangliang Liu, Qianqian Zhang, Shujie Liu, Hailong Li, Lingling Ma, Hongyu Mi, Xu Liu, Qiang Chen, Guodong Jing
  • Publication number: 20210408478
    Abstract: A display panel includes a substrate. The substrate includes a display area, an encapsulation area, and a peripheral area between the display area and the encapsulation area. The peripheral area comprises a signal transmission layer disposed on the substrate, a protruding structure disposed on the signal transmission layer, and a first electrode layer covering a surface of the protruding structure. The first electrode layer is electrically connected to the signal transmission layer.
    Type: Application
    Filed: June 11, 2021
    Publication date: December 30, 2021
    Inventors: Nini Bai, Liangliang Liu, Liman Peng
  • Publication number: 20210359138
    Abstract: A thin film transistor, a manufacturing method thereof, an array substrate and an electronic device are disclosed. The manufacturing method of the thin film transistor includes: forming an active layer pattern on a base substrate; forming a gate insulating layer on the active layer pattern; the gate insulating layer includes a first portion, a second portion and a third portion, the third portion is on both sides of the first portion, the second portion is between the first portion and the third portion on at least one side, and the thickness of the second portion is larger than that of the third portion.
    Type: Application
    Filed: December 14, 2018
    Publication date: November 18, 2021
    Inventors: Nini BAI, Liangliang LIU, Liang TANG
  • Patent number: 11075258
    Abstract: The present disclosure relates to the field of display technologies, and provides a display substrate, a manufacturing method thereof, a corresponding display panel and an encapsulation method for the same. The display substrate includes a base plate comprising a display area and an encapsulation area surrounding the display area, and an insulating layer and a plurality of wires located on the base plate. The insulating layer comprises at least one groove in the encapsulation area. At least one of the plurality of wires comprises a first portion in the display area and a second portion within a corresponding groove of the encapsulation area. There is only one said second portion present in each groove.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: July 27, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Liangliang Liu, Feng Kang, Nini Bai, Qi Liu
  • Publication number: 20210074920
    Abstract: The present disclosure provides a display backplane, a method for preparing the same, and a display device. The display backplane includes a substrate, an electronic device and an alignment mark arranged on the substrate, and a filling layer, the filling layer being filled in at least a part of a recessed area located on a surface of the substrate away from the electronic device, and a minimum distance between an orthogonal projection of the at least part of the recessed area on the substrate and an orthogonal projection of the alignment mark on the substrate being less than 200 ?m.
    Type: Application
    Filed: December 20, 2019
    Publication date: March 11, 2021
    Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhiyong XUE, Nini BAI, Liman PENG, Liangliang LIU, Qianqian ZHANG, Shujie LIU, Hailong LI, Lingling MA, Hongyu MI, Xu LIU, Qiang CHEN, Guodong JING
  • Publication number: 20200343327
    Abstract: The present disclosure relates to the field of display technologies, and provides a display substrate, a manufacturing method thereof, a corresponding display panel and an encapsulation method for the same. The display substrate includes a base plate comprising a display area and an encapsulation area surrounding the display area, and an insulating layer and a plurality of wires located on the base plate. The insulating layer comprises at least one groove in the encapsulation area. At least one of the plurality of wires comprises a first portion in the display area and a second portion within a corresponding groove of the encapsulation area. There is only one said second portion present in each groove.
    Type: Application
    Filed: October 18, 2018
    Publication date: October 29, 2020
    Inventors: Liangliang LIU, Feng KANG, Nini BAI, Qi LIU
  • Publication number: 20200303427
    Abstract: There is provided an array base plate, including: a substrate; a first patterned part disposed on the substrate and adjacent to an encapsulation region of the substrate; a second patterned part disposed on the substrate, in a same layer as the first patterned part and adjacent to the first patterned part; wherein the first patterned part includes a through part on its side close to the second patterned part. There is also provided a manufacturing method for manufacturing the array base plate, and a display panel including the array base plate.
    Type: Application
    Filed: May 31, 2019
    Publication date: September 24, 2020
    Inventors: Nini BAI, Feng KANG, Liangliang LIU, Liang TANG, Zhiyong XUE, Hailong LI
  • Patent number: 10566456
    Abstract: The disclosure discloses a thin film transistor, a method for fabricating the same, and an OLED display panel. The method for fabricating a thin film transistor includes: forming a poly-silicon layer and a gate insulation layer on a base substrate in that order; forming a pattern of a gate above the base substrate with the gate insulation layer in a patterning process; doping the base substrate with the pattern of the gate for the first time; forming a pattern of first photoresist on the base substrate doped for the first time, using a mask for forming the pattern of the gate, wherein the pattern of the first photoresist covers the pattern of the gate and an area for forming a lightly doped drain area; and doping the base substrate with the pattern of the first photoresist for the second time to form a pattern of an active layer.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: February 18, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Feng Kang, Nini Bai, Liangliang Liu, Liang Tang
  • Publication number: 20190094434
    Abstract: A display module includes a display panel and a transmittance adjusting structure disposed on a light exit side of the display panel. A transmittance of the transmittance adjusting structure varies regionally in accordance with a regional distribution law of a display luminance of the display panel.
    Type: Application
    Filed: August 24, 2018
    Publication date: March 28, 2019
    Inventors: Jin XU, Ning AO, Jianqiang WANG, Dezhi WANG, Nini BAI, Qi LIU, Guoping ZHANG
  • Patent number: 10209616
    Abstract: The present invention provides a mask plate, relating to a field of exposure technology, which can solve the problem of an existing mask plate that a resolution is limited by an effect of diffraction. The mask plate of the invention includes: a pattern structure, including a light blocking region and a light transmitting region; and a total reflection structure provided at an light-exiting side of the pattern structure, the total reflection structure including a high refraction layer and a first low refraction layer sequentially provided in a direction away from the pattern structure and contacting each other, wherein a refractive index of the high refraction layer is greater than a refractive index of the first low refraction layer.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: February 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Chaobo Zhang, Liangliang Liu, Hongwei Tian, Nini Bai, Shuai Han, Feng Kang, Liang Tang, Chuoluopeng, Tiangui Min
  • Publication number: 20190027611
    Abstract: The disclosure discloses a thin film transistor, a method for fabricating the same, and an OLED display panel. The method for fabricating a thin film transistor includes: forming a poly-silicon layer and a gate insulation layer on a base substrate in that order; forming a pattern of a gate above the base substrate with the gate insulation layer in a patterning process; doping the base substrate with the pattern of the gate for the first time; forming a pattern of first photoresist on the base substrate doped for the first time, using a mask for forming the pattern of the gate, wherein the pattern of the first photoresist covers the pattern of the gate and an area for forming a lightly doped drain area; and doping the base substrate with the pattern of the first photoresist for the second time to form a pattern of an active layer.
    Type: Application
    Filed: May 15, 2018
    Publication date: January 24, 2019
    Inventors: Feng KANG, Nini BAI, Liangliang LIU, Liang TANG