Patents by Inventor Hongjiang Wu

Hongjiang Wu 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: 11705038
    Abstract: A display driving module, a display driving method, and a display device are provided. The display driving module includes a clock signal line, a clock signal generating circuit and a gate driving circuit, where the gate driving circuit includes multiple stages of gate driving units; the clock signal generating circuit is electrically connected to the clock signal line and is configured to generate at least two clock signals and provide different clock signals to the clock signal line in a time-sharing manner; the gate driving unit is electrically connected to the clock signal line and configured to generate a gate driving signal according to the clock signals on the clock signal line; when potentials of the clock signals are valid voltages, the potentials of different clock signals are different.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: July 18, 2023
    Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Wenjian Yao, Xue Yu, Nani Liu, Weiming Yu, Yifeng Su, Xiaoli Kong, Jinfeng Chen, Qibiao Lin, Xuening Zhao, Zhe Huang, Hongjiang Wu
  • Patent number: 11657135
    Abstract: A method for unlocking a display panel and a display assembly are provided. The method includes: acquiring a plurality of preset pictures, wherein different preset pictures among the plurality of preset pictures correspond to different preset inputs; performing at least one unlocking process, wherein each of the at least one unlocking process includes: causing the display panel to display at least one preset picture of the plurality of preset pictures and receive a verification input from a user, when the display panel is in a locked state; determining whether the verification input is identical with the preset input corresponding to a displayed preset picture; and switching the display panel to an unlocked state, if the verification input is identical with the preset input corresponding to the displayed preset picture.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: May 23, 2023
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jinfeng Chen, Yifeng Su, Weiming Yu, Xiaoli Kong, Xuening Zhao, Wenjian Yao, Hongjiang Wu
  • Patent number: 11460810
    Abstract: The present disclosure provides a holographic reproduction device, a holographic reproduction system, and a holographic display system. The holographic reproduction device includes a first light source configured to provide first coherent light; at least one electrically addressed liquid crystal display panel configured to display a holographic interferogram, so that the first coherent light is diffracted when the first coherent light transmits through the holographic interferogram to present a holographic reproduction image. A liquid crystal material of the electrically addressed liquid crystal display panel includes smectic liquid crystal.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: October 4, 2022
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventors: Jin Wang, Changhong Shi, Jiamin Liao, Yao Liu, Wenchang Tao, Zuwen Liu, Zihua Zhuang, Hao Cheng, Hongjiang Wu, Xi Chen
  • Publication number: 20220270531
    Abstract: A display driving module, a display driving method, and a display device are provided. The display driving module includes a clock signal line, a clock signal generating circuit and a gate driving circuit, where the gate driving circuit includes multiple stages of gate driving units; the clock signal generating circuit is electrically connected to the clock signal line and is configured to generate at least two clock signals and provide different clock signals to the clock signal line in a time-sharing manner; the gate driving unit is electrically connected to the clock signal line and configured to generate a gate driving signal according to the clock signals on the clock signal line; when potentials of the clock signals are valid voltages, the potentials of different clock signals are different.
    Type: Application
    Filed: December 15, 2021
    Publication date: August 25, 2022
    Inventors: Wenjian YAO, Xue YU, Nani LIU, Weiming YU, Yifeng SU, Xiaoli KONG, Jinfeng CHEN, Qibiao LIN, Xuening ZHAO, Zhe HUANG, Hongjiang WU
  • Patent number: 11404019
    Abstract: The present disclosure provides a method for compensating a common voltage. The method for compensating a common voltage includes: generating a feedback signal by acquiring a real-time monitoring result of a feedback signal line on the common voltage, the feedback signal including a plurality of time periods, each of the time periods including a first sub-period in which the feedback signal is interfered by the periodic signal and a second sub-period in which the feedback signal is not interfered by the periodic signal; processing the feedback signal to eliminate distortion of the feedback signal caused by interference of the periodic signal in the first sub-period; and compensating for the common voltage according to the feedback signal.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: August 2, 2022
    Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xinmao Qiu, Zongxiang Li, Jiamin Liao, Jin Wang, Hao Cheng, Yao Liu, Min Zhou, Wenchang Tao, Zhendian Wu, Zuwen Liu, Guichun Hong, Zihua Zhuang, Yaochao Lv, Changhong Shi, Linlin Lin, Wen Zha, Jingguang Zhu, Jiantao Lin, Hongjiang Wu
  • Patent number: 11402711
    Abstract: An array substrate, a display panel, a display device, and a manufacturing method for an array substrate are provided. The array substrate includes a pixel unit group which includes a first pixel and a second pixel; the first pixel includes a first pixel electrode, a first switching element, and a first connection portion extending and protruding from the first pixel electrode; the second pixel includes a second pixel electrode, a second switching element, and a second connection portion extending and protruding from the second pixel electrode; the first pixel electrode and the first switching element are electrically connected to each other via the first connection portion; the second pixel electrode and the second switching element are electrically connected to each other via the second connection portion; and an extension length of the first connection portion is not equal to an extension length of the second connection portion.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: August 2, 2022
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zongxiang Li, Wenchao Wang, Jinglong Yan, Hongjiang Wu, Baoqiang Wang, Wenrui Liu, Xi Chen, Yao Liu, Hongtao Lin, Wenchang Tao
  • Publication number: 20220180832
    Abstract: Provided are a display method, display optimization apparatus, electronic device and storage medium. The display method includes: obtaining position information of N user eyes and original grayscale data of an image to be displayed, wherein N is a positive integer greater than 1; determining N pixel correspondences corresponding to the position information of N user eyes one-to-one based on the position information of N user eyes, wherein a pixel correspondence corresponding to position information of each user eye is a correspondence between pixels in a light control panel and pixels in a liquid crystal display panel under an angle of view corresponding to the position information of the user eye; adjusting original grayscale data according to N pixel correspondences to obtain target grayscale data; and outputting original grayscale data to the liquid crystal display panel and the target grayscale data to the light control panel to perform display.
    Type: Application
    Filed: June 26, 2021
    Publication date: June 9, 2022
    Inventors: Hailong YU, Chuanhe JING, Jianming HUANG, Yabin LIN, Xuezhen SU, Xiaobo JIA, Wanping PAN, Hongjiang WU, Lu ZHAO
  • Patent number: 11244639
    Abstract: A display panel includes a plurality of sub-pixels. At least one sub-pixel of the plurality of sub-pixels includes a first electrode, a light modulation structure disposed on a side of the first electrode, and a second electrode disposed at a side of the light modulation structure away from the first electrode. The light modulation structure includes a refractive index adjustment layer, and a light modulation layer disposed between the refractive index adjustment layer and the first electrode. A refractive index of the refractive index adjustment layer is changed under action of an electric field between the first electrode and the second electrode. The light modulation layer is in contact with the refractive index adjustment layer, and at least a part of a surface of the light modulation layer that is in contact with the refractive index adjustment layer is a curved face.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: February 8, 2022
    Assignees: FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Changhong Shi, Jin Wang, Wenchang Tao, Zongxiang Li, Jiamin Liao, Min Zhou, Yao Liu, Hongjiang Wu, Zuwen Liu
  • Publication number: 20210325748
    Abstract: An array substrate, a display panel, a display device, and a manufacturing method for an array substrate are provided. The array substrate includes a pixel unit group which includes a first pixel and a second pixel; the first pixel includes a first pixel electrode, a first switching element, and a first connection portion extending and protruding from the first pixel electrode; the second pixel includes a second pixel electrode, a second switching element, and a second connection portion extending and protruding from the second pixel electrode; the first pixel electrode and the first switching element are electrically connected to each other via the first connection portion; the second pixel electrode and the second switching element are electrically connected to each other via the second connection portion; and an extension length of the first connection portion is not equal to an extension length of the second connection portion.
    Type: Application
    Filed: July 16, 2019
    Publication date: October 21, 2021
    Inventors: Zongxiang LI, Wenchao WANG, Jinglong YAN, Hongjiang WU, Baoqiang WANG, Wenrui LIU, Xi CHEN, Yao LIU, Hongtao LIN, Wenchang TAO
  • Publication number: 20210049257
    Abstract: A method for unlocking a display panel and a display assembly are provided. The method includes: acquiring a plurality of preset pictures, wherein different preset pictures among the plurality of preset pictures correspond to different preset inputs; performing at least one unlocking process, wherein each of the at least one unlocking process includes: causing the display panel to display at least one preset picture of the plurality of preset pictures and receive a verification input from a user, when the display panel is in a locked state; determining whether the verification input is identical with the preset input corresponding to a displayed preset picture; and switching the display panel to an unlocked state, if the verification input is identical with the preset input corresponding to the displayed preset picture.
    Type: Application
    Filed: July 31, 2020
    Publication date: February 18, 2021
    Inventors: Jinfeng CHEN, Yifeng SU, Weiming YU, Xiaoli KONG, Xuening ZHAO, Wenjian YAO, Hongjiang WU
  • Publication number: 20210012723
    Abstract: A display panel includes a plurality of sub-pixels. At least one sub-pixel of the plurality of sub-pixels includes a first electrode, a light modulation structure disposed on a side of the first electrode, and a second electrode disposed at a side of the light modulation structure away from the first electrode. The light modulation structure includes a refractive index adjustment layer, and a light modulation layer disposed between the refractive index adjustment layer and the first electrode. A refractive index of the refractive index adjustment layer is changed under action of an electric field between the first electrode and the second electrode. The light modulation layer is in contact with the refractive index adjustment layer, and at least a part of a surface of the light modulation layer that is in contact with the refractive index adjustment layer is a curved face.
    Type: Application
    Filed: December 20, 2019
    Publication date: January 14, 2021
    Inventors: Changhong SHI, Jin WANG, Wenchang TAO, Zongxiang LI, Jiamin LIAO, Min ZHOU, Yao LIU, Hongjiang WU, Zuwen LIU
  • Publication number: 20200409308
    Abstract: The present disclosure provides a holographic reproduction device, a holographic reproduction system, and a holographic display system. The holographic reproduction device includes a first light source configured to provide first coherent light; at least one electrically addressed liquid crystal display panel configured to display a holographic interferogram, so that the first coherent light is diffracted when the first coherent light transmits through the holographic interferogram to present a holographic reproduction image. A liquid crystal material of the electrically addressed liquid crystal display panel includes smectic liquid crystal.
    Type: Application
    Filed: March 27, 2020
    Publication date: December 31, 2020
    Inventors: Jin WANG, Changhong SHI, Jiamin LIAO, Yao LIU, Wenchang TAO, Zuwen LIU, Zihua ZHUANG, Hao CHENG, Hongjiang WU, Xi CHEN
  • Publication number: 20200226998
    Abstract: The present disclosure provides a method for compensating a common voltage. The method for compensating a common voltage includes: generating a feedback signal by acquiring a real-time monitoring result of a feedback signal line on the common voltage, the feedback signal including a plurality of time periods, each of the time periods including a first sub-period in which the feedback signal is interfered by the periodic signal and a second sub-period in which the feedback signal is not interfered by the periodic signal; processing the feedback signal to eliminate distortion of the feedback signal caused by interference of the periodic signal in the first sub-period; and compensating for the common voltage according to the feedback signal.
    Type: Application
    Filed: August 13, 2019
    Publication date: July 16, 2020
    Inventors: Xinmao Qiu, Zongxiang Li, Jiamin Liao, Jin Wang, Hao Cheng, Yao Liu, Min Zhou, Wenchang Tao, Zhendian Wu, Zuwen Liu, Guichun Hong, Zihua Zhuang, Yaochao Lv, Changhong Shi, Linlin Lin, Wen Zha, Jingguang Zhu, Jiantao Lin, Hongjiang Wu
  • Patent number: 10559698
    Abstract: Embodiments of the present application provide an Oxide TFT, a manufacturing method thereof, an array substrate and a display device. The Oxide TFT includes a base substrate; a gate electrode, a gate insulating layer and an active layer which are located on the base substrate; a source electrode and a drain electrode, the active layer is at least partly covered with the source electrode and the drain electrode; and a channel protection layer located between the source electrode and the drain electrode, each of the source electrode and the drain electrode includes at least part of a first metallic layer and at least part of a second metallic layer, the first metallic and the second metallic layer are stacked one on another, the channel protection layer is of a metal oxide.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: February 11, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., FUZHOU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xiaowei Liu, Bo Liu, Yang Wang, Liangliang Li, Zheng Liu, Hongjiang Wu, Jianfeng Yuan
  • Patent number: 10317585
    Abstract: Embodiments of the invention provide a color film substrate and a manufacturing method thereof, and a display device, which are used in the field of display technology, and can improve the product quality, reduce costs, and improve production capacity. The color film substrate includes a plurality of first and second black matrixes which are arranged to intersect, and a color filter structure; wherein, the color filter structure includes at least first, second and third color filters, each of the first, second and third color filters includes a first and a second openings, area of a first region between a second opening of the first color filter and a first opening of the second color filter is not the same as that of a second region between a second opening of the second color filter and a first opening of the third color filter.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: June 11, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Sikai Zhang, Min Li, Hongjiang Wu
  • Patent number: 10295713
    Abstract: A color filter substrate, a preparing method thereof and a display device are provided. The method includes: preparing a black matrix pattern and a color filter pattern on a substrate; preparing planarization layer and spacers including primary spacers and secondary spacers. The black matrix pattern includes primary areas and secondary areas, and the primary area has a width in the column direction of the black matrix pattern greater than the width of the secondary area in the column direction of the black matrix pattern. The primary spacers are located on primary areas of the black matrix pattern; and the secondary spacers are located on secondary areas of the black matrix pattern, the primary spacers have a height greater than that of the secondary spacers.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: May 21, 2019
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Changjun Zha, Min Li, Jingjing Jiang, Hongjiang Wu
  • Publication number: 20190097058
    Abstract: Embodiments of the present application provide an Oxide TFT, a manufacturing method thereof, an array substrate and a display device. The Oxide TFT includes a base substrate; a gate electrode, a gate insulating layer and an active layer which are located on the base substrate; a source electrode and a drain electrode, the active layer is at least partly covered with the source electrode and the drain electrode; and a channel protection layer located between the source electrode and the drain electrode, each of the source electrode and the drain electrode includes at least part of a first metallic layer and at least part of a second metallic layer, the first metallic and the second metallic layer are stacked one on another, the channel protection layer is of a metal oxide.
    Type: Application
    Filed: June 1, 2018
    Publication date: March 28, 2019
    Inventors: Xiaowei LIU, Bo LIU, Yang WANG, Liangliang LI, Zheng LIU, Hongjiang WU, Jianfeng YUAN
  • Patent number: 10203561
    Abstract: The present disclosure provides a display substrate, a liquid crystal panel, a display device and a manufacturing method of a display substrate. The display substrate includes a plurality of pixel regions and grooves between adjacent pixel regions. The display substrate further includes a spacer layer including a filler filled into the grooves and a supporting part protruding from the filler. The filler includes a filler grid.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xing Xiong, Ruilin Bi, Qiang Xiong, Hongyu Sun, Min Li, Hongjiang Wu
  • Patent number: 10197912
    Abstract: A method for manufacturing a color photoresist pattern in a color filter is provided. The method includes applying a layer of negative color resist onto a substrate; exposing the layer of negative color resist through a mask; and developing the exposed layer of negative color resist with a developer composition which comprises 0.01 to 5.0 parts by weight of inorganic or organic acids, 0.01 to 5.0 parts by weight of surfactant, 0.1 to 10.0 parts by weight of water-soluble organic solvent, 85 to 99 parts by weight of water, and 0 to 2 parts by weight of additives, based on 100 parts by weight of the developer composition.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: February 5, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Tonghua Yang, Hongjiang Wu, Min Li, Jikai Zhang
  • Patent number: 10001589
    Abstract: The present disclosure provides a mask assembly, a color filter substrate and a method of manufacturing the same. The mask assembly includes: a first mask formed with a plurality of first black matrix marking mask patterns at a position corresponding to each marking region, a spacing between centers of two first black matrix marking mask patterns that are the closest to each other among the first black matrix marking mask patterns being not less than two times of a spacing between centers of two adjacent sub-pixels located in a same row; and a second mask formed with a plurality of photoresist block mask patterns at a position corresponding to the color filtering region, and further formed with at least two photoresist marking mask patterns, which are located at a position corresponding to each marking region and arranged in a column direction.
    Type: Grant
    Filed: August 15, 2016
    Date of Patent: June 19, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Qiang Xiong, Hongjiang Wu, Ruilin Bi, Hongyu Sun, Zili Han, Yuanhong Peng, Min Li