Patents by Inventor Xiaokang ZHOU

Xiaokang ZHOU 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: 11922851
    Abstract: A method includes: dividing a display area of a display panel into multiple sub-display areas distributed in an array; selecting at least two sub-display areas as reference sub-display areas, the reference sub-display areas being adjacent and one reference sub-display area includes a target sub-pixel to be compensated; determining a weight factor for each reference sub-display area according to a distance between a center point of the target sub-pixel and a center point of the reference sub-display area and a distance between center points of adjacent reference sub-display areas; calculating a weighted sum of average luminance values of the reference sub-display areas under a target grayscale value with the weight factors for the reference sub-display areas to obtain a target luminance value of the target sub-pixel under the target grayscale value; determining a compensation grayscale value of the target sub-pixel under the target grayscale value according to the target luminance value.
    Type: Grant
    Filed: April 7, 2023
    Date of Patent: March 5, 2024
    Assignee: KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD.
    Inventors: Chunhui Ren, Xiaokang Zhou
  • Publication number: 20230343303
    Abstract: A gray scale compensation method for a display panel includes: dividing a display region of the display panel into a first display region, a second display region and a transition display region arranged between the first and second display regions; configuring a first compensation algorithm for the first display region to obtain a first compensation gray scale of the first display region, configuring, for the second display region, a second compensation algorithm different from the first compensation algorithm to obtain a second compensation gray scale of the second display region, and configuring, for the transition display region, a third compensation algorithm different from the first and second compensation algorithms to obtain a third compensation gray scale of the transition display region; and configuring the display panel to display an image according to the first compensation gray scale, the second compensation gray scale and the third compensation gray scale.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 26, 2023
    Applicant: Kunshan New Flat Panel Display Technology Center Co., Ltd.
    Inventors: Chunhui REN, Xiaokang ZHOU, Jinquan ZHANG
  • Patent number: 11737316
    Abstract: The present disclosure relates to a display panel (10) and a method of manufacturing the same. The display panel (10) includes a substrate (101), a number of light transmissive units (320), and an package layer (600). The substrate (101) has a light transmissive region (700) and a pixel display region (800). The light transmissive region (700) and the pixel display region (800) are complementarily disposed with respect to the substrate (101). The plurality of light transmissive units (320) are disposed in the light transmissive region (700) and overlay a surface of the substrate (101) within the light transmissive region (700). The package layer (600) overlays a surface of a number of light transmissive units (320). In the present disclosure, the substrate (101) has a different structure in the light transmissive region (700) and the pixel display region (800).
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: August 22, 2023
    Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Mengzhen Li, Chuang Chen, Lin He, Xiaokang Zhou
  • Publication number: 20230245611
    Abstract: A method includes: dividing a display area of a display panel into multiple sub-display areas distributed in an array; selecting at least two sub-display areas as reference sub-display areas, the reference sub-display areas being adjacent and one reference sub-display area includes a target sub-pixel to be compensated; determining a weight factor for each reference sub-display area according to a distance between a center point of the target sub-pixel and a center point of the reference sub-display area and a distance between center points of adjacent reference sub-display areas; calculating a weighted sum of average luminance values of the reference sub-display areas under a target grayscale value with the weight factors for the reference sub-display areas to obtain a target luminance value of the target sub-pixel under the target grayscale value; determining a compensation grayscale value of the target sub-pixel under the target grayscale value according to the target luminance value.
    Type: Application
    Filed: April 7, 2023
    Publication date: August 3, 2023
    Applicant: KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD.
    Inventors: Chunhui REN, Xiaokang ZHOU
  • Publication number: 20220310974
    Abstract: A display panel includes: a substrate; a light emitting unit located on the substrate; and one or more combinational structure layers located on a side of the light emitting unit away from the substrate, each of the combinational structure layers includes a first structure layer, a second structure layer and a third structure layer, a refractive index of the first structure layer is greater than a refractive index of the second structure layer, and the refractive index of the second structure layer is greater than a refractive index of the third structure layer.
    Type: Application
    Filed: June 7, 2022
    Publication date: September 29, 2022
    Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Xiaokang ZHOU, Zhenhua LOU, Qiqi QIN, Xiaocong LI, Hongyu WANG, Wenkai CHEN
  • Publication number: 20220302415
    Abstract: A display panel and a display apparatus. The display panel includes: a substrate; a light-emitting element disposed on the substrate; an encapsulation layer on a side of the light-emitting element away from the substrate, where the encapsulation layer includes a first inorganic film layer, a first auxiliary film layer and an organic film layer stacked on the light-emitting element, an absolute value of a difference between a refractive index of the first inorganic film layer and a refractive index of the first auxiliary film layer is less than or equal to 0.05, and an extinction coefficient of the first auxiliary film layer for visible light is less than an extinction coefficient of the first inorganic film layer for visible light.
    Type: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Zhenhua LOU, Xiaokang ZHOU, Qiqi QIN, Xiaocong LI, Jin XU
  • Publication number: 20220149281
    Abstract: The organic electroluminescent device includes a first electrode, a second electrode and an organic layer located between the first electrode and the second electrode, the organic layer includes a light-emitting layer, the light-emitting layer includes a host material, a thermally activated delayed fluorescence sensitizer and a green fluorescent dye, the green fluorescent dye includes a structure as shown in formula I. A thermally activated sensitized fluorescence technique is used, and the green fluorescent dye of a specific structure in combination with the sensitizer and the host material is used, so as to achieve the effects of narrowing the spectrum of a device and improving the green color purity. The efficiency of the organic electroluminescent device is equivalent to that of a phosphorescent green light device, so that a display panel including the organic electroluminescent device has a large display color gamut area.
    Type: Application
    Filed: January 20, 2022
    Publication date: May 12, 2022
    Applicant: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD
    Inventors: Guomeng LI, Yuewei ZHANG, Xiaokang ZHOU, Chunliang YAO, Qiqi QIN
  • Publication number: 20220123232
    Abstract: A composition, an OLED device and an OLED display panel. The composition includes a low-mobility metal complex material of bias-electron-transport-type in a mass percentage of 1% to 99% and an organic electron transport material in a mass percentage of 1% to 99%, wherein an electron mobility of the low-mobility metal complex material of bias-electron-transport-type is less than 1*E?7 cm2/Vs. The influence of the electric field and the temperature on the electron mobility in the electron transport layer can be reduced, the balance of a carrier system in a high temperature environment is better, and the service life in the high temperature environment is long.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 21, 2022
    Applicant: KunShan Go-Visionox Opto-Electronics Co., Ltd
    Inventors: Hu WANG, Wei ZHAO, Mengzhen LI, Jin XU, Fangyi CAO, Bin LIU, Xiaokang ZHOU
  • Publication number: 20210408345
    Abstract: A display panel and a display device. The display panel includes a substrate, at least three different light-emitting units disposed on the substrate, and at least three different buffer encapsulation layers disposed on the side of the at least three different light-emitting units facing away from the substrate. The at least three different light-emitting units emit at least three different colors. The thickness of at least one buffer encapsulation layer corresponding to at least one light-emitting unit among the at least three different light-emitting units is different from the respective thicknesses of the other buffer encapsulation layers corresponding to the other light-emitting units among the at least three different light-emitting units.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Applicant: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD
    Inventors: Chunliang YAO, Xiaokang ZHOU, Mengzhen LI, Huashan BAO
  • Publication number: 20210399251
    Abstract: Disclosed is an organic light-emitting diode device including: an electron transport layer, a hole blocking layer and a light emitting layer arranged in a stacked manner; the hole blocking layer includes a first material, and the electron transport layer includes the first material.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 23, 2021
    Applicant: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Jin XU, Xiaokang Zhou, Hu Wang, Wei Zhao, Zhaoyang Xi, Mengzhen Li
  • Publication number: 20210376004
    Abstract: The present disclosure relates to a display panel (10) and a method of manufacturing the same. The display panel (10) includes a substrate (101), a number of light transmissive units (320), and an package layer (600). The substrate (101) has a light transmissive region (700) and a pixel display region (800). The light transmissive region (700) and the pixel display region (800) are complementarily disposed with respect to the substrate (101). The plurality of light transmissive units (320) are disposed in the light transmissive region (700) and overlay a surface of the substrate (101) within the light transmissive region (700). The package layer (600) overlays a surface of a number of light transmissive units (320). In the present disclosure, the substrate (101) has a different structure in the light transmissive region (700) and the pixel display region (800).
    Type: Application
    Filed: November 7, 2018
    Publication date: December 2, 2021
    Inventors: Mengzhen LI, Chuang CHEN, Lin HE, Xiaokang ZHOU
  • Patent number: 11121344
    Abstract: The present application discloses an organic electroluminescent device that includes a plurality of kinds of light-emitting units having different light-emitting wavelengths, wherein the light-emitting units are organic light-emitting diodes, the organic light-emitting diodes include a plurality of single-colored organic light-emitting diodes and/or a plurality of white-light organic light-emitting diodes provided with optical filters; at least one kind of the organic light-emitting diodes has a microcavity structure; a microcavity optical length Li of the organic light-emitting diode having the microcavity structure and a light-emitting wavelength ?i of the corresponding light-emitting unit meet the following formula: Li=ni?i, wherein ni?2, ni is a positive integer, and the ni corresponding to at least one of the plurality of kinds of light-emitting units having different light-emitting wavelengths ?i is larger than or equal to 3; m is the number of the kinds of the light-emitting units, m?i?1, i and m are p
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: September 14, 2021
    Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.
    Inventors: Xiaokang Zhou, Mengzhen Li, Lin He, Weiwei Li, Hui Pang, Tiantian Li, Jingwen Tian, Xiaoyu Gao, Xiuqi Huang
  • Publication number: 20200144549
    Abstract: The present application discloses an organic electroluminescent device that includes a plurality of kinds of light-emitting units having different light-emitting wavelengths, wherein the light-emitting units are organic light-emitting diodes, the organic light-emitting diodes include a plurality of single-colored organic light-emitting diodes and/or a plurality of white-light organic light-emitting diodes provided with optical filters; at least one kind of the organic light-emitting diodes has a microcavity structure; a microcavity optical length Li of the organic light-emitting diode having the microcavity structure and a light-emitting wavelength ?i of the corresponding light-emitting unit meet the following formula: Li=ni?Xi, wherein ni?2, ni is a positive integer, and the ni corresponding to at least one of the plurality of kinds of light-emitting units having different light-emitting wavelengths ?i is larger than or equal to 3; m is the number of the kinds of the light-emitting units, m?i?1, i and m are
    Type: Application
    Filed: December 31, 2019
    Publication date: May 7, 2020
    Inventors: Xiaokang ZHOU, Mengzhen LI, Lin HE, Weiwi LI, Hui PANG, Tiantian LI, Jingwen TIAN, Xiaoyu GAO, Xiuqi HUANG
  • Publication number: 20190295461
    Abstract: A display panel and a terminal are provided. The display panel includes a light-emitting module, and scanning lines, data lines, and power lines which are electrically connected to the light-emitting module. Each of the power lines extends along a short side direction of the display panel, a number of power lines are arranged spaced apart along a long side direction of the display panel.
    Type: Application
    Filed: June 14, 2019
    Publication date: September 26, 2019
    Applicant: Yungu (Gu'an) Technology Co., Ltd.
    Inventors: Xiaokang ZHOU, Mengzhen LI, Hui PANG, Yangjie ZHU, Hailong XU
  • Publication number: 20190272787
    Abstract: A display panel and a terminal are provided. The display panel includes a plurality of light emitting modules arranged side by side in a plurality of columns; and a cathode module and an anode module for supplying power to the plurality of the light emitting modules. The cathode module has a plurality of cathode strips arranged spaced-apart, each of the cathode strips covering and being electrically connected to the light emitting module in a same column. The anode module has a plurality of anode power supply lines, each of the anode power supply lines being electrically connected to the light emitting modules in a same column.
    Type: Application
    Filed: May 20, 2019
    Publication date: September 5, 2019
    Applicant: Yungu (Gu'an) Technology Co., Ltd.
    Inventors: Xiaokang ZHOU, Mengzhen LI, Hui PANG, Yangjie ZHU
  • Publication number: 20190237699
    Abstract: The flexible display device provided in the present disclosure includes: an organic light emitting structure; an organic layer covering the organic light emitting structure and filled with an inorganic material.
    Type: Application
    Filed: April 5, 2019
    Publication date: August 1, 2019
    Applicant: Yungu (Gu'an) Technology Co., Ltd.
    Inventors: Kun HU, Jiawei LI, Wangfeng XI, Mengzhen LI, Fengzhi YU, Yucheng LIU, Xiaokang ZHOU, Hui PANG, Feng YU