Patents by Inventor Huifeng Wang

Huifeng Wang 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: 11931672
    Abstract: The three-stage axial flow degassing device adopts an efficient degassing technology including a vertical high speed swirling field, a horizontal rapid axial flow field and a vertical reversing scrubbing field formed by a combination of vertical tubes; the first-stage degasser performs the first-stage segmental vertical high speed swirling degassing operation, removes the gas phase carried by the gas-containing fluid, and forms a primary gas and a primary fluid; the microporous uniform mixer breaks bubbles of the primary fluid and forms a gas-liquid uniform mixed flow; the second-stage degasser performs the second-stage horizontal vane wheel swirling generating rapid axial flow degassing operation, removes the gas phase carried by the gas-liquid uniform mixed flow, and forms a secondary gas and a secondary fluid; the third-stage degasser performs the third-stage vertical reversing deep degassing operation, removes liquid phase carried by the secondary gas, and forms a tertiary gas and a tertiary fluid.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: March 19, 2024
    Assignee: QINGDAO UNIVERSITY OF TECHNOLOGY
    Inventors: Xinfu Liu, Huifeng Wang, Zhongxian Hao, Chunhua Liu, Ji Chen, Feng Liu, Xiaoming Wu, Peng Gao, Xiaolei Wang
  • Publication number: 20240090270
    Abstract: An embodiment of the present disclosure relates to a display panel including a pixel definition layer which includes a plurality of first pixel definition strips extending in a first direction and arranged at intervals in a second direction perpendicular to the first direction; a plurality of second pixel definition strips extending in the second direction and arranged at intervals in the first direction, wherein at least one of the plurality of second pixel definition strips has at least one widened part which has a width greater than a width of the remaining part of the second pixel definition strip, wherein the width of the widened part is a maximum width of a cross-section of the widened part; and an auxiliary electrode hole disposed in the at least one widened parts. Embodiments of the present disclosure further relate to a display device and a method for preparing a display panel.
    Type: Application
    Filed: November 26, 2021
    Publication date: March 14, 2024
    Inventor: Huifeng WANG
  • Publication number: 20230389349
    Abstract: An organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer are disclosed. An organic electroluminescent display panel is provided which comprises: a substrate; an anode layer and a pixel defining layer over the substrate, the pixel defining layer defining pixel units, wherein a recess is provided in the pixel defining layer between adjacent pixel units; a stack of organic electroluminescent units over the anode layer and the pixel defining layer, the stack comprising at least two organic electroluminescent units and a charge generation layer disposed between organic electroluminescent units which are adjacent to each other; a cathode layer over the stack. The corresponding charge generation layers of the adjacent pixel units are disconnected at the recesses. The cathode layer is continuous at the recess.
    Type: Application
    Filed: August 8, 2023
    Publication date: November 30, 2023
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huifeng WANG, Wang ZHANG, Jingang FANG
  • Patent number: 11825682
    Abstract: An OLED display panel, a manufacturing method thereof and a display device are provided. The OLED display panel includes an OLED display substrate and an encapsulation layer for encapsulating the OLED display substrate. The OLED display substrate includes a flexible base substrate, and a TFT layer, a planarization layer and an OLED element layer arranged sequentially on the flexible base substrate. At least one layer of the encapsulation layer, and at least one of the flexible base substrate or the planarization layer, are polymer material layers each doped with flexible nano-composite glass fibers.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: November 21, 2023
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wenbin Jia, Yikun Dou, Huifeng Wang, Li Sun
  • Patent number: 11765920
    Abstract: The present disclosure relates to an organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer.
    Type: Grant
    Filed: August 5, 2021
    Date of Patent: September 19, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huifeng Wang, Wang Zhang, Jingang Fang
  • Publication number: 20220134257
    Abstract: The three-stage axial flow degassing device adopts an efficient degassing technology including a vertical high speed swirling field, a horizontal rapid axial flow field and a vertical reversing scrubbing field formed by a combination of vertical tubes; the first-stage degasser performs the first-stage segmental vertical high speed swirling degassing operation, removes the gas phase carried by the gas-containing fluid, and forms a primary gas and a primary fluid; the microporous uniform mixer breaks bubbles of the primary fluid and forms a gas-liquid uniform mixed flow; the second-stage degasser performs the second-stage horizontal vane wheel swirling generating rapid axial flow degassing operation, removes the gas phase carried by the gas-liquid uniform mixed flow, and forms a secondary gas and a secondary fluid; the third-stage degasser performs the third-stage vertical reversing deep degassing operation, removes liquid phase carried by the secondary gas, and forms a tertiary gas and a tertiary fluid.
    Type: Application
    Filed: March 19, 2021
    Publication date: May 5, 2022
    Inventors: XINFU LIU, HUIFENG WANG, ZHONGXIAN HAO, CHUNHUA LIU, JI CHEN, FENG LIU, XIAOMING WU, PENG GAO, XIAOLEI WANG
  • Patent number: 11257194
    Abstract: A method for image dehazing based on adaptively improved linear global atmospheric light of a dark channel. A haze image in haze weather is first obtained, a variation angle of atmospheric light of the image is obtain through calculating a slope of a connection line between a center and a center of gravity of a binary image of the image, a linear atmospheric light map that varies regularly along a variation direction of the atmospheric light is obtains, a dehazed image is solved through an atmospheric scattering model, and then a processed haze image taken in the haze weather is output.
    Type: Grant
    Filed: December 29, 2018
    Date of Patent: February 22, 2022
    Assignee: CHANG'AN UNIVERSITY
    Inventors: He Huang, Jing Song, Lu Guo, Guiping Wang, Xinrui Li, Huifeng Wang, Zhe Xu, Bo Cui, Ying Huang, Xiaobin Hui
  • Patent number: 11239451
    Abstract: The present disclosure provides a condensing plate. The condensing plate comprises a body. The body comprises a first face and a second face opposite to the first face. The first face is provided with a condensing part and a solvent storage structure. The solvent storage structure is configured to store a solvent and release, along a direction away from the second face, gas formed by the solvent after evaporation.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: February 1, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Huifeng Wang
  • Publication number: 20210367179
    Abstract: The present disclosure relates to an organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer.
    Type: Application
    Filed: August 5, 2021
    Publication date: November 25, 2021
    Applicant: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huifeng WANG, Wang ZHANG, Jingang FANG
  • Patent number: 11114636
    Abstract: The present disclosure relates to an organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: September 7, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Huifeng Wang, Wang Zhang, Jingang Fang
  • Publication number: 20210228737
    Abstract: Provided herein are biocompatible polymers having a polymer backbone and one or more repeating units, and methods of making and using the same. The repeating units can each be individually selected from a zwitterionic precursor repeating unit of Formula (I). Also provided are systems for nucleic acid delivery including the biocompatible polymers, the systems having a cationic core and a polysaccharide-anionic peptide conjugate adsorbed to the cationic core.
    Type: Application
    Filed: June 6, 2019
    Publication date: July 29, 2021
    Inventors: Gang Cheng, Huifeng Wang
  • Publication number: 20210226158
    Abstract: An OLED display panel, a manufacturing method thereof and a display device are provided. The OLED display panel includes an OLED display substrate and an encapsulation layer for encapsulating the OLED display substrate. The OLED display substrate includes a flexible base substrate, and a TFT layer, a planarization layer and an OLED element layer arranged sequentially on the flexible base substrate. At least one layer of the encapsulation layer, and at least one of the flexible base substrate or the planarization layer, are polymer material layers each doped with flexible nano-composite glass fibers.
    Type: Application
    Filed: January 11, 2018
    Publication date: July 22, 2021
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wenbin JIA, Yikun DOU, Huifeng WANG, Li SUN
  • Publication number: 20210163657
    Abstract: Provided herein are polymers having a polymer backbone including a zwitterionic precursor monomeric unit having a secondary or tertiary amine in the polymer backbone, as well as methods of making and using the same.
    Type: Application
    Filed: April 19, 2019
    Publication date: June 3, 2021
    Inventors: Gang Cheng, Huifeng Wang
  • Patent number: 10971551
    Abstract: An organic light-emitting diode display panel and a manufacturing method therefor, and a display apparatus are provided. The organic light-emitting diode display panel comprises: a base substrate; an anode and an auxiliary electrode arranged on the base substrate, wherein the anode and the auxiliary electrode are insulated from each other, a pixel definition layer arranged on the anode and the auxiliary electrode, wherein the pixel definition layer has a pixel opening region exposing the anode and a via exposing the auxiliary electrode; and the luminescent layer and a cathode sequentially arranged on the pixel definition layer, wherein the cathode is electrically connected to the auxiliary electrode arranged in the via.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: April 6, 2021
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Huifeng Wang
  • Patent number: 10926366
    Abstract: A two degree-of-freedom nano positioning stage with a parallel flexure hinge mechanism includes two driving systems respectively arranged along an X axis and a Y axis, a moving stage, a parallel flexure hinge mechanism and a base frame, wherein each of the driving systems includes a piezo actuator, a connecting block, a lever, a preloading spring, a push rod and a plurality of connecting hinges; the piezo actuator is fixed on the base frame at one end and connected with the connecting block at the other end; the lever is connected between the connecting block and the preloading spring, the connecting block is connected with the lever through one of the connecting hinges; the preloading spring is fixed on the base frame at one end and connected with the lever at the other end, and the lever is connected with the base frame through another one of the connecting hinges.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: February 23, 2021
    Inventors: Ying Xu, Jing Jia, Huifeng Wang
  • Publication number: 20210049744
    Abstract: A method for image dehazing based on adaptively improved linear global atmospheric light of a dark channel. A haze image in haze weather is first obtained, a variation angle of atmospheric light of the image is obtain through calculating a slope of a connection line between a center and a center of gravity of a binary image of the image, a linear atmospheric light map that varies regularly along a variation direction of the atmospheric light is obtains, a dehazed image is solved through an atmospheric scattering model, and then a processed haze image taken in the haze weather is output.
    Type: Application
    Filed: December 29, 2018
    Publication date: February 18, 2021
    Inventors: He Huang, Jing Song, Lu GUO, Guiping WANG, Xinrui LI, Huifeng WANG, Zhe XU, Bo CUI, Ying HUANG, Xiaobin HUI
  • Publication number: 20210005835
    Abstract: The present disclosure relates to an organic electroluminescent display panel, a method of manufacturing the same, and a display device that can alleviate or avoid the occurrence of pixel crosstalk problems due to lateral conduction of the charge generation layer.
    Type: Application
    Filed: February 2, 2018
    Publication date: January 7, 2021
    Inventors: Huifeng WANG, Wang ZHANG, Jingang FANG
  • Publication number: 20200358037
    Abstract: The present disclosure provides a condensing plate. The condensing plate comprises a body. The body comprises a first face and a second face opposite to the first face. The first face is provided with a condensing part and a solvent storage structure. The solvent storage structure is configured to store a solvent and release, along a direction away from the second face, gas formed by the solvent after evaporation.
    Type: Application
    Filed: April 27, 2018
    Publication date: November 12, 2020
    Inventor: Huifeng WANG
  • Patent number: 10772820
    Abstract: Disclosed is a composition for cleansing a keratin material, comprising, in an aqueous phase: a) at least one amino acid surfactant; b) calcium alginate, wherein the weight ration (a/b) of a) amino acid surfactant and b) calcium alginate is from 0.7 to 6.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: September 15, 2020
    Assignee: L'OREAL
    Inventor: Huifeng Wang
  • Patent number: 10756151
    Abstract: A method of fabricating a substrate includes forming a planarization layer, and forming the planarization layer includes: forming a first planarization sub-layer on a base substrate on which a patterned film layer has been formed. A surface of the first planarization sub-layer facing away from the base substrate has a plurality of depressed portions. Forming the planarization layer further includes: forming a second planarization sub-layer at multiple depressed portions of the plurality of the depressed portions to obtain the planarization layer including the first planarization sub-layer and the second planarization sub-layer. A flatness of a surface of the planarization layer is higher than a flatness of the surface of the first planarization sub-layer.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: August 25, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wenbin Jia, Huifeng Wang, Chinlung Liao, Feifei Zhu, Xiang Wan