Patents by Inventor Sikun Hao

Sikun Hao 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).

  • Publication number: 20190086751
    Abstract: The present disclosure provides an array substrate of a liquid crystal display (LCD) device, where the array substrate includes a first substrate, gate lines, a gate electrode, a gate insulating layer, data lines, a semiconductor active layer, a drain electrode, and a source electrode. The drain electrode is in contact with a first end of the semiconductor active layer, and the source electrode is in contact with a second end of the semiconductor active layer and is connected with an indium tin oxide (ITO) pixel electrode. At least a part of the drain electrode is shared with one of the data lines. A second part of the source electrode extends as a metal light shielding layer.
    Type: Application
    Filed: November 10, 2017
    Publication date: March 21, 2019
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sikun Hao
  • Publication number: 20190043395
    Abstract: The invention provides a method for obtaining LCD charging ratio, comprising: measuring V-T curve of LCD, voltage corresponding to peak (D1) of V-T curve being data signal voltage (Vdata); lighting up heavy-duty and light-duty images of LCD according to same grayscale respectively, measuring actual display brightness of the heavy-duty and the light-duty images; computing a ratio between the actual display brightness of the heavy-duty and light-duty images; using the ratio between the actual display brightness of the heavy-duty and light-duty images as a ratio to find and mark a measure point (D2) on V-T curve forming the ratio with peak (Vpixel), voltage corresponding to measure point (D2) being peak value of pixel voltage; computing LCD charging ratio according to peak value (Vpixel) of pixel voltage and data signal voltage (Vdata). As such, accuracy is high and applicable to verifying accuracy of results obtained by using conventional.
    Type: Application
    Filed: November 15, 2017
    Publication date: February 7, 2019
    Inventor: Sikun Hao
  • Publication number: 20190041705
    Abstract: The present invention provides a pixel electrode and a liquid crystal display panel. The pixel electrode includes a first enclosure frame (15) that is connected to distal ends of all pixel electrode branches (13) and a trunk (11) and at least a second enclosure frame (17) that is set around an outer circumference of the first enclosure frame (15) and connected to the trunk (11) so that electric fields at edges of the pixel electrode are made regular and uniform by means of the arrangement of the first enclosure frame (15) and the second enclosure frame (17) and thus, liquid crystal molecules located around edges of a sub-pixel could be oriented in a more consistent or more uniform manner, making it possible to eliminate dark patterns at the edges of the sub-pixel and increasing the optical transmission rate of the liquid crystal display panel.
    Type: Application
    Filed: November 15, 2017
    Publication date: February 7, 2019
    Inventor: Sikun Hao
  • Publication number: 20190043437
    Abstract: The invention provides a GOA driving circuit, comprising: a plurality of GOA units connected in cascade, each GOA unit comprising a pull-up control module (1), a pull-up module (2), a pull-down module (3), a first pull-down maintenance module (4), and a second pull-down maintenance module (5); on the basis of ensuring the normal function of the GOA unit, the pull-down module (3) uses one less TFT than the prior art, the first pull-down maintenance module (4) uses one less TFT than the prior art, the second pull-down maintenance module (5) uses one less TFT than the prior art, thereby saving the wiring area used by GOA driving circuit and facilitating the narrow border LCD. The invention provides an LCD using the GOA driving circuit. Therefore, the number of the TFTs of the GOA driving circuit is less, the wiring area is smaller, and the LCD border is narrower.
    Type: Application
    Filed: November 15, 2017
    Publication date: February 7, 2019
    Inventor: Sikun Hao
  • Patent number: 10192909
    Abstract: The present invention involves an array substrate structure and a manufacturing method of an array substrate. The manufacturing method of an array substrate, which comprises: Step 1, a substrate is provided, a first metal layer is manufactured on the substrate, and the first metal layer is patterned with a first photo-mask, to manufacture a gate electrode. Step 2, a gate insulating layer is manufactured on the substrate; an active layer is manufactured with a second photo-mask. Step 3, a first via is formed in the gate insulating layer corresponding to the first metal layer with a third photo-mask. Step 4, a second metal layer is manufactured on the gate insulating layer, the second metal layer is patterned with a fourth photo-mask, to manufacture source/drain electrodes, and a second via is formed on where corresponding to the active layer, the first metal layer and the second metal layer are connected at the first via.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: January 29, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Sikun Hao
  • Publication number: 20190025658
    Abstract: An array substrate, manufacturing method thereof and display device are provided. The array substrate includes a plurality of scan lines, a plurality of data lines intersecting with the plurality of scan lines to as to define a plurality of pixel areas; a plurality of auxiliary segments, and each scan line and/or each data line respectively corresponding to at least a auxiliary segment, the scan line and/or data line and the corresponding auxiliary segment forming capacitive coupling to reduce signal delay on the scan line and/or data line. As such, the signal delay on the scan line and/or data line is reduced, and the charging rate and display effect are improved.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 24, 2019
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sikun HAO
  • Patent number: 10168593
    Abstract: Disclosed are a liquid crystal display panel and an array substrate thereof. The array substrate includes a substrate body, a first metal layer, a first dielectric layer, and a second dielectric layer, an insulating layer, and an electrode layer. The first metal layer, the first dielectric layer, and the second metal layer form a first capacitor; the second metal layer, the insulating layer, and the electrode layer form a second capacitor; the electrode layer is connected with the first metal layer through a channel hole penetrating through the first dielectric layer and the insulating layer, so that the first capacitor is connected with the second capacitor in parallel. Through the above way, the area of a gate driver on array (GOA) circuit on the array substrate can be reduced, which is beneficial for the narrow frame design of the liquid crystal display panel.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: January 1, 2019
    Assignee: Shenzhen China Star Optoelectronics Co., Ltd
    Inventor: Sikun Hao
  • Publication number: 20180374442
    Abstract: The present invention provides a GOA circuit driving architecture, which comprises a plurality of data lines providing data signals, a plurality of scanning lines providing scanning signals, a plurality of pixel in array arrangement, each pixel is electrically connected to one of the data lines and one of the scanning lines. Odd stage GOA circuits are sequentially arranged on one side of AA area pixel Even stage GOA circuits are sequentially arranged on one other side of AA area pixel. Each stage of the GOA circuits outputs a gate signal to scan the corresponding scanning line, and each stage of the GOA circuits respectively are connected to a first low-frequency clock signal, a second low-frequency clock signal and a DC low voltage, the odd stage GOA circuits are connected to one of a first high-frequency clock signal and a third high-frequency clock signal, and the even stage of GOA circuits are connected to one of a second high-frequency clock signal and a fourth high-frequency clock signal.
    Type: Application
    Filed: May 18, 2017
    Publication date: December 27, 2018
    Inventor: Sikun Hao
  • Publication number: 20180374434
    Abstract: The present disclosure provides a driving method and a driving device of a liquid crystal display panel, where the driving method includes applying a liquid crystal voltage on each pixel is obtained when a preset grayscale voltage is input. The liquid crystal voltage is a difference between a pixel voltage and a common voltage. A compensated grayscale voltage is obtained according to the liquid crystal voltage, and an initial grayscale voltage is transformed to a target grayscale voltage according to the compensated grayscale voltage, where the target grayscale voltage is input to the liquid crystal display panel.
    Type: Application
    Filed: December 13, 2017
    Publication date: December 27, 2018
    Inventor: Sikun HAO
  • Publication number: 20180356700
    Abstract: An array substrate includes a plurality of display pixels arranged in an array. Each of the plurality of display pixels comprises a red subpixel R, a green subpixel G, and a blue subpixel B. Six of the consecutive display pixels arranged horizontally and/or longitudinally as a whole are repeatedly arranged in a pixel unit. An arrangement order of the subpixels in each of the six consecutive display pixels is totally different. The subpixels in the six consecutive display pixels are arranged as RGB, RBG, GRB, GBR, BRG, and BGR successively. The technical problems of the conventional tri-gate driver structure, such as poor image display and display quality, are resolved due to poor charging ability of pixels which are inclined to incomplete charging.
    Type: Application
    Filed: April 18, 2017
    Publication date: December 13, 2018
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sikun Hao
  • Publication number: 20180356699
    Abstract: An array substrate including scan lines and data lines is provided. Wherein each data line includes a plurality of sub-data lines. The sub-data lines surrounding one or two columns of sub-pixels form the data line, where one end of the sub-data lines is connected to the data line, and each of the sub-data lines forming two sides of the data line is connected to one column of the sub-pixels. Two sub-pixels of the same row connected to a same sub-data line are connected to different scan lines. To the array substrate in the present disclosure, one data line is divided into two sub-data lines which are connected to a column of pixels, respectively.
    Type: Application
    Filed: March 17, 2017
    Publication date: December 13, 2018
    Inventor: Sikun HAO
  • Publication number: 20180356662
    Abstract: The present disclosure provides a liquid crystal display panel and apparatus which includes the first pixel unit includes a first thin film transistor, a first charging capacitor, a second charging capacitor. One side of the first charging capacitor is connected the drain of the first thin film transistor. The other side of the first charging capacitor is connected the second charging capacitor; the second pixel unit includes a second thin film transistor; the drain of the second thin film transistor is connected to the other side of the first charging capacitor.
    Type: Application
    Filed: November 2, 2017
    Publication date: December 13, 2018
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sikun HAO
  • Patent number: 10147369
    Abstract: A method for driving a liquid crystal display panel includes dividing a plurality of sub-pixels in the same column into three sub-pixel groups, which comprises a first sub-pixel group, a second sub-pixel group, and a third sub-pixel group; and sequentially charging K sub-pixels in each sub-pixel group in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group until all of the corresponding sub-pixels in each sub-pixel group are charged.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: December 4, 2018
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sikun Hao
  • Publication number: 20180336836
    Abstract: Disclosed is a flat liquid crystal display device. A pixel substrate of the flat liquid crystal display device includes a plurality of repetitive pixel array units. As observed in a normal direction of a display panel, each of the pixel array units includes: a pixel electrode contact hole in a central region; a common electrode and a pixel electrode at one side of the pixel electrode contact hole; and a common electrode contact hole at the other side of the pixel electrode contact hole opposite to the common electrode and the pixel electrode. Two adjacent pixel array units share the same common electrode contact hole and are symmetrical about a central cross section of the shared common electrode contact hole. The flat liquid crystal display device is applied to the field of flat liquid crystal display device.
    Type: Application
    Filed: January 11, 2017
    Publication date: November 22, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Sikun Hao
  • Publication number: 20180335916
    Abstract: Disclosed is a touch panel and a method for manufacturing the same. The panel includes a first metal layer formed on a substrate, a first insulation layer formed on the first metal layer, a second metal layer formed on the first insulation layer, a second insulation layer formed on the second metal layer, and an electrode layer formed on the second insulation layer.
    Type: Application
    Filed: January 11, 2017
    Publication date: November 22, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Sikun Hao
  • Publication number: 20180335863
    Abstract: Disclosed are a touch panel and a method for manufacturing the same. The panel includes: a first metal layer disposed on a substrate; a first insulating layer disposed on the first metal layer; a second metal layer disposed on the first insulating layer; a second insulating layer disposed on the second metal layer; and an electrode layer disposed on the second insulating layer.
    Type: Application
    Filed: January 10, 2017
    Publication date: November 22, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Sikun Hao
  • Publication number: 20180330688
    Abstract: The present disclosure provides a driving signal compensation method and a driving signal compensation device. The driving signal compensation method includes: obtaining a first phase difference between an output scan signal and an output data signal of each pixel, and adjusting a phase of an input scan signal of or a phase of an input data signal of the pixel according to the first phase difference, to equalize the first a phase difference between the output scan signal and the output data signal of the pixel and a phase difference between the input scan signal and the input data signal of the pixel.
    Type: Application
    Filed: June 9, 2017
    Publication date: November 15, 2018
    Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Sikun HAO
  • Publication number: 20180330679
    Abstract: A liquid crystal display panel and device are provided. The panel includes N-numbered data lines, a plurality of scan lines, and a plurality of pixels, wherein two of the plurality of pixels adjacent to each other have different colors; wherein each of the plurality of scan lines is correspondingly disposed in each row of the plurality of pixels, an nth column of the plurality of pixels corresponds to an nth data line and an (n+1)th data line, the nth data line and the (n+1)th data line are alternately connected to pixels in the nth column of the plurality of pixels.
    Type: Application
    Filed: June 9, 2017
    Publication date: November 15, 2018
    Inventor: Sikun HAO
  • Publication number: 20180322842
    Abstract: A liquid crystal display panel and device is provided. The liquid crystal display panel includes lines of pixels. The 2k+1 row of pixels of the numbered n pixel group is connected with the corresponding first scanning line. The numbered 2k row of pixels of the numbered n pixel group is connected with the corresponding second scanning line. The 2k+1 row of pixels of the numbered n+1 pixel group is connected with the corresponding second scanning line. The numbered 2k row of pixels of the numbered n pixel group is connected with the corresponding first scanning line.
    Type: Application
    Filed: June 9, 2017
    Publication date: November 8, 2018
    Inventor: Sikun HAO
  • Publication number: 20180314090
    Abstract: A display panel includes a plurality of amplifying circuits arranged in a non-display area and a plurality of gate lines. An input terminal of the amplifying circuit is connected to an output terminal of one or more cascade circuit. An output terminal of the amplifying circuit is connected to a gate line. The amplifying circuit is configured to adjust an output signal from the connected cascade circuit to be a scanning signal and output the scanning signal to the gate line. A liquid crystal display using the display panel is also proposed. The present disclosure simplifies the gate driving circuit, thereby solving the problem of unstable signal transmitting among various stages in the gate driving circuit.
    Type: Application
    Filed: June 13, 2017
    Publication date: November 1, 2018
    Applicant: Shenzhen China Star Optoelectronics Technology Co., Ltd.
    Inventor: Sikun HAO