Patents Assigned to Ordos Yuansheng Optoelectronics Co., Ltd.
  • Patent number: 11222566
    Abstract: A shift register circuit, a scan driving circuit, a display device and method for driving the scan driving circuit are provided. The shift register circuit includes: an input circuit for providing an active level for the first node upon receiving the active level of scan trigger signal; a trigger circuit for outputting the active level of scan trigger signal at the second node when first node is at the active level and a first clock signal is at first level; a locking circuit for locking the level of first node as inactive level when a first control signal is at the active level; and an output circuit for outputting a gate turn-on voltage during a period in which the second node is at an active level of the scan trigger signal, and outputting a voltage same as voltage of a second control signal during other periods other than the period.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: January 11, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Yishan Fu, Jun Fan, Fuqiang Li, Jiguo Wang, Yue Shan, Taiyang Liu
  • Patent number: 11222908
    Abstract: An array substrate is provided. The array substrate includes a base, a first electrode and a second electrode which are on the base and a touch line on the base, both the first electrode and the second electrode are configured to transmit a display signal, the touch line is configured to transmit a touch signal; the first electrode and the touch line are respectively in different layers, and an orthographic projection of the first electrode on the base at least partially overlaps with an orthographic projection of the touch line on the base. A preparation method of the array substrate and a touch display panel are further provided.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: January 11, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xinguo Wu, Fengguo Wang, Dawei Shi, Hong Liu, Zifeng Wang, Feng Li, Bo Ma, Zhixuan Guo, Yuanbo Li, Jing Zhao, Cenhong Duan, Haiqin Liang
  • Publication number: 20220005427
    Abstract: A method of image display in a display apparatus having a plurality of pixels is provided. For a selected region of image in which grayscales of the suhpixel of the first color, the suhpixel of the second color, and the subpixel of the third color in a same pixel are L1, L2, and L3, respectively, L3?(1.5×L2), L1?(0.5×L2), the subpixel of a second color having grayscale of L2 and the subpixel of a third color having grayscale of L3 are spatially adjacent to each other and respectively under control of two multiplexers temporally adjacent to each other, the method includes prior to transmitting a plurality of data signals, compensating original data signals of subpixels under control of a first to an (N-1)-th multiplexers and in the selected region of image with compensation values.
    Type: Application
    Filed: June 28, 2019
    Publication date: January 6, 2022
    Applicants: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Yue Lang
  • Patent number: 11217146
    Abstract: A gray-level compensation method and apparatus, a display device and a computer storage medium are provided, which belong to the field of display technology. The method includes: acquiring an initial gray-level value of a target pixel; determining an actual luminance offset of the target pixel based on the initial gray-level value, where different initial gray-level values within a specified threshold range correspond to different actual luminance offsets; and performing a gray-level compensation on the target pixel based on the actual luminance offset. The actual luminance offset is determined based on the initial gray-level value of the target pixel, and since the different initial gray-level values within the specified threshold range correspond to the different actual luminance offsets, flexibility of gray-level compensation performed on the pixel is improved.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: January 4, 2022
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Chang Zhang, Tairong Kim, Shanfu Jiang
  • Patent number: 11214858
    Abstract: A mask plate and a mask sheet are provided. The mask plate includes a first mask sheet and a second mask sheet, the first mask sheet includes a first mask area located in a middle region of the first mask sheet and first peripheral areas located on both sides of the first mask area in a first direction, a thickness of the first mask area is less than a thickness of the first peripheral areas to form a first concave portion; the second mask sheet includes a second mask area located in a middle region of the second mask sheet and second peripheral areas located on both sides of the second mask area in a second direction, a thickness of the second mask area is less than a thickness of the second peripheral areas to form a second concave portion.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: January 4, 2022
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Long Jin, Fuqiang Tang, Chun Chieh Huang, Yu Jing
  • Patent number: 11211006
    Abstract: The present disclosure provides a display driver module, a display apparatus and a voltage adjustment method. The display driver module comprises a source driving unit and a power supply unit. The source driving unit is configured to generate a voltage control signal according to an acquired brightness control factor, the power supply unit is configured to adjust an operating voltage output to a cathode of a light emitting device according to the voltage control signal, the operating voltage decreases or maintains unchanged as display brightness corresponding to the brightness control factor increases, and the operating voltage output by the power supply unit in response to the brightness control factor corresponding to minimum display brightness is greater than the operating voltage output by the power supply unit in response to the brightness control factor corresponding to maximum display brightness.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: December 28, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bo Zhang, Jingni Wang, Kun Guo
  • Patent number: 11211502
    Abstract: Provided is a transistor, the transistor being located on a base and having an active layer, and the active layer of the transistor comprising a plurality of semiconductor patterns which are stacked, wherein the plurality of semiconductor patterns are electrically connected; and orthographic projections of any two of the semiconductor patterns on the base are different in shape. A method of manufacturing a transistor, a transistor device, and a display substrate and apparatus are also provided.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: December 28, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Yan, Jianyun Xie, Yezhou Fang, Jun Fan, Feng Li
  • Patent number: 11211561
    Abstract: The present disclosure discloses a display panel and a manufacturing method thereof, and a display device, and belongs to the field of display technology. The method includes: fixing a base substrate on a supporting plate; disposing the supporting plate on which the base substrate is fixed at a specified position in a process apparatus; and performing a process corresponding to the process apparatus on the base substrate which is fixed on the supporting plate by means of the process apparatus.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: December 28, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Jinzhong Zhang
  • Patent number: 11209934
    Abstract: The present disclosure provides a voltage driving method and device for a touch display panel, and a touch display panel, which includes a common electrode extending in a first direction and a plurality of columns of touch electrodes extending parallel to each other in a second direction. The voltage driving method includes: applying a first scanning voltage to two outermost columns of touch electrodes during a first period of a first touch cycle including a plurality of periods, the first scanning voltage being equal to a reference voltage; detecting a first output voltage output by the two outermost columns of touch electrodes during the first period; and adjusting, based on the detected first output voltage, the scanning voltage applied to the two outermost columns of touch electrodes during a first period of a second touch cycle immediately after the first touch cycle, to a second scanning voltage.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: December 28, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shaolei Zong, Jieqiong Wang, Jigang Sun, Yanfei Ren
  • Patent number: 11205752
    Abstract: A mask frame and a method for manufacturing the same, a mask assembly for evaporation and an evaporation apparatus are provided. The mask frame includes a frame body. The frame body includes a plurality of frame members, and the frame body comprises a first surface and a second surface opposite to each other. A plurality of grooves are provided at intervals on the first surface of each of the plurality of frame members and along an extending direction of the frame member, and each groove is formed by the first surface recessing towards the second surface, and has a groove depth in a direction perpendicular to the first surface. For the plurality of grooves in each frame member, a groove depth of the groove at a middle position of the frame member is smaller than the grooves at two ends of the frame member.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: December 21, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haiping Qi, Chunchieh Huang, Zhen Wang
  • Patent number: 11201179
    Abstract: Embodiments of the present disclosure provide a thin film transistor assembly, an array substrate and a display panel. The thin film transistor assembly includes a first thin film transistor and a second thin film transistor disposed on a substrate. The first thin film transistor includes a first source electrode, a first drain electrode, and a first active layer. The second thin film transistor includes a second source electrode. The first source electrode is disposed on a side of the first active layer facing towards the substrate. The first drain electrode is disposed on a side of the first active layer facing away from the substrate. An orthogonal projection of the first source electrode on the substrate overlaps an orthogonal projection of the second source electrode on the substrate.
    Type: Grant
    Filed: March 20, 2020
    Date of Patent: December 14, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yanwei Ren, Wulijibaier Tang, Xiaoguang Li, Jingyi Xu, Yuelin Wang, Lei Jia, Yanan Yu, Guolei Zhi
  • Patent number: 11200649
    Abstract: An image processing method provided by embodiments of the present disclosure includes acquiring, two adjacent frames of original images from a video image data stream; extracting a feature element that produces smear from the two adjacent frames of the original images; generating a reconstructed image frame that does not comprise the feature element by using the two adjacent frames of the original images and the feature element; and inserting the reconstructed image frame between the two adjacent frames of the original images.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: December 14, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Haifeng Bi, Xin Wang, Yan Fang, Wenke Li, Yufeng Bao, Bailing Liu, Shun Zhao, Lifeng Chen
  • Patent number: 11199742
    Abstract: A display device includes a sub-pixel unit, the sub-pixel unit includes: a reflective liquid crystal display unit with a reflective display region, including a liquid crystal layer and a reflective layer; and a electroluminescent display unit with a light-emitting display region, wherein the light-emitting display region is overlapped with the reflective display region; wherein the reflective layer and the electroluminescent display unit are located on both sides of the liquid crystal layer respectively.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: December 14, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Wei Lin Lai, Guanyin Wen, Zhengyin Xu, Chien Pang Huang
  • Patent number: 11195484
    Abstract: The present disclosure provides a display panel, a method of driving the display panel and a display device. Each signal input sub-circuitry of the display panel includes at least two transistors. A same control signal is applied to control signal lines corresponding to a same signal input sub-circuitry, different control signals are applied to control signal lines corresponding to different signal input sub-circuitries, and time periods within which the different control signals are at active levels are staggered from each other. A sum of width-to-length ratios of channels of the at least two transistors is equal to a first predetermined value, and an overlapping area of the gate electrode of each of the at least two transistors relative to an active layer of the transistor is smaller than a second predetermined value in a direction perpendicular to a base substrate of the display panel.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: December 7, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Lei Li, Jun Fan, Le Ta, Yusheng Liu, Yongqiang Zhang, Mei Li, Yafei Li, Peng Liu, Zhixuan Guo
  • Patent number: 11195443
    Abstract: Provided are a latch and a drive method thereof, a source drive circuit and a display device. The latch includes: a first latch circuit and a second latch circuit; the first latch circuit is connected to a first control signal terminal, a data signal terminal and a transmission node, and is configured to latch a data signal from the data signal terminal at a first latch node and transmit the data signal to the transmission node; and the second latch circuit is connected to the transmission node, a first switch signal terminal, a second switch signal terminal and an output node, and is configured to latch a data signal from the transmission node at a second latch node and output the data signal to the output node; a loop in the second latch circuit is turned off in response to the data signal written to the second latch node.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: December 7, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiguo Wang, Jun Fan
  • Publication number: 20210377717
    Abstract: A gate driving unit includes an input terminal, a latch node control circuit, a first node potential maintenance circuit, and a latch node reset circuit, the latch node control circuit is configured to control a voltage of the latch node through a charging voltage inputted by the latch charging terminal under the control of an input signal provided by the input terminal, the first node potential maintenance circuit is configured to control the connection between the first node and the latch enable terminal under the control of a voltage of the latch node, to maintain a potential of the first node; and the latch node reset circuit is configured to control to reset the potential of the latch node under the control of the latch node reset signal inputted by the latch node reset terminal.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 2, 2021
    Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shaolei ZONG, Wei SUN, Jieqiong WANG, Jigang SUN
  • Publication number: 20210375956
    Abstract: The present disclosure provides an array substrate, a method for preparing the same, and a display device. The method includes: forming a metal layer on a base substrate; coating a photoresist on the metal layer; exposing the photoresist by a mask plate in such a manner that an amount of light acting on a first photoresist portion is less than that of light acting on a second photoresist portion to form a first photoresist reserved portion located and a second photoresist reserved portion located; after etching off the metal portion, stripping the first photoresist reserved portion and the second photoresist reserved portion, to obtain the first metal pattern located in the fan-out area and the second metal pattern located in the display area, in which a period size of the first metal pattern being smaller than a period size of the second metal pattern.
    Type: Application
    Filed: February 13, 2020
    Publication date: December 2, 2021
    Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Guoqing ZHOU, Chao WANG, Shengwei ZHAO, Jingping LV, Lin XIE, Zhiqiang CHANG
  • Patent number: 11189230
    Abstract: A display device, a pixel compensation circuit and a driving method thereof are disclosed. The pixel compensation circuit includes: a driving transistor, an initialization circuit, a storage circuit, a first data writing circuit, a second data writing circuit, a compensation circuit and a light emitting control circuit. A first terminal of the storage circuit is coupled to the gate electrode of the drive transistor, and the first data writing circuit is configured to write a data signal to a second terminal of the storage circuit. The second data writing circuit is configured to change a potential of the second terminal of the storage circuit so that a potential of the first terminal of the storage circuit is associated with the data signal. The compensation circuit is configured to charge the first terminal of the storage circuit so that it is associated with a threshold voltage of the drive transistor.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: November 30, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhichong Wang, Fuqiang Li, Jing Feng, Xinglong Luan, Peng Liu
  • Patent number: 11189216
    Abstract: A rapid discharging circuit, a display device, a rapid discharging method and a display control circuit are provided. The rapid discharging circuit includes a discharging unit. A control end of the discharging unit is connected to a driving IC, a first end thereof is connected to a gate line of the display device, and a second end thereof is connected to a display level end of the display device which is connected to the driving IC. The discharging unit is configured to control the display level end to write a first level into the gate line when the display device is powered off abnormally.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: November 30, 2021
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shicheng Sun, Zhen Wang, Lele Cong, Yezhou Fang, Peirong Huo
  • Publication number: 20210363625
    Abstract: A mask strip, comprising: a plurality of mask units (2) in a first direction; each of the mask units (2) comprising a mask region (3) and a non-mask region (11) surrounding the mask region (3), the non-mask region (11) comprising a side region (4) and an original stress concentration region (6) inside the side region (4); each of the mask units (2) further comprising a stress concentration structure, wherein the stress concentration structure is within a part of the side region (4) other than the original stress concentration region (6). Also discloses a mask plate and a method of fabricating a mask strip.
    Type: Application
    Filed: January 23, 2018
    Publication date: November 25, 2021
    Applicants: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jian Zhang, Chunchieh Huang, Zhiming Lin, Xinjian Zhang, Qi Wang, Zhiyuan Hao, De Zhang, Dejian Liu, Zhen Wang, Pu Sun