Patents Assigned to Chongqing HKC Optoelectronics Technology Co., Ltd.
  • Patent number: 11455962
    Abstract: The present application discloses a driving method and driving system of a driving module, and a display device. A driving process of the display panel includes: receiving a first color signal and converting it into a first HSV (hue, saturation, value) spatial signal; adjusting a first saturation signal to obtain a second saturation signal; using a second color signal converted from the second saturation signal to drive the display panel. A driving process of the backlight module includes: receiving the first color signal to obtain a light source adjustment coefficient; determining the minimum color light source and using the light source adjustment coefficient to adjust the minimum color light source to obtain a fourth brightness value; driving the minimum color light source using the fourth brightness value.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: September 27, 2022
    Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITED
    Inventor: Jianfeng Shan
  • Patent number: 11450259
    Abstract: The present application discloses a driving method and a driving system for a display panel. The driving method includes: dividing the display panel into two compensation regions in units of sub-pixels; and outputting a driving voltage according to the compensation region which a sub-pixel belongs to.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: September 20, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Wenqin Zhao, Wei Chen
  • Patent number: 11449040
    Abstract: A cleaning device for a display panel is configured with a sensor corresponding to a water jet nozzle, and a control switch which suspends an operation of the device when the water jet nozzle is detected as working abnormally, thereby preventing abnormal products from being produced due to the failure of finding an abnormal condition of the water jet nozzle in time, ensuring the normal process of the product, and preventing the nonessential economic loss.
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: September 20, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD
    Inventor: Chung-Kuang Chien
  • Patent number: 11450290
    Abstract: A pixel structure, a display panel and a display device are disclosed. The pixel structure includes: a first subpixel, including a first horizontal trunk line and a first domain line that form a first angle; and a second subpixel, including a second horizontal trunk line and a second domain line that form a second angle.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: September 20, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yanna Yang
  • Patent number: 11450292
    Abstract: This application discloses a charge sharing circuit and charge sharing method for a display panel and a display panel. The charge sharing circuit includes a controller (250) and n sets of sharing sub-circuits (240), where each set of sharing sub-circuits (240) operates in response to a corresponding one of different polarity driving modes of pixel electrodes of the display panel, each set of sharing sub-circuits (240) includes a plurality of control elements (241), in a set of sharing sub-circuits (240), each of the data lines is connected to only one control element (241), within the same period of time, the controller drives only one set of sharing sub-circuits to operate, and n?1.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: September 20, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xiaoyu Huang
  • Patent number: 11435612
    Abstract: An optical composite film includes a reflection grating film layer, an optically-uniaxial optical film layer, and a substrate layer. The optically-uniaxial optical film layer includes a plate-shaped portion and a plurality of refraction portions, where the plate-shaped portion is stacked on the reflection grating film layer, the plurality of refraction portions is disposed on a side of the plate-shaped portion away from the reflection grating film layer, and the plurality of refraction portions is selected from one type of camber columns and quadrangular prisms; and the substrate layer is stacked on a side of the plate-shaped portion close to the refraction portion, where the plurality of refraction portions is accommodated in the substrate layer, and a refractive index of the substrate layer is less than an extraordinary light refractive index of the optically-uniaxial optical film layer.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: September 6, 2022
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Chih Tsung Kang
  • Patent number: 11435631
    Abstract: This application discloses a pixel structure and a display device. The pixel structure includes a substrate unit, a first pixel unit, a second pixel unit, a scanning unit, a data unit, a switch unit, a shading unit and a plurality of electrode units. The first pixel unit, the second pixel unit, the scanning unit and the data unit are located on the substrate unit, respectively. The switch unit is electrically connected to the first pixel unit, the second pixel unit, the scanning unit and the data unit. The shading unit is located on the first pixel unit and the second pixel unit.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: September 6, 2022
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co. Ltd.
    Inventor: Yanna Yang
  • Patent number: 11432441
    Abstract: The present application discloses a display module (20) and a display apparatus (10). The display panel (10) includes a heat dissipation structure (70) for dissipating heat of a source driver (60). The heat dissipation structure (70) is adhered to an upper surface (61) of the source driver (60) far away from the printed circuit board (50), and at least one side or top corner of the upper surface (61) is not adhered with the heat dissipation structure.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: August 30, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Mingliang Wang
  • Patent number: 11431125
    Abstract: Disclosed are a connector, a display screen, and an electronic device. The connector includes a first connection end, a second connection end, and an anti-off part. The second connection end is detachably connected to the first connection end; the anti-off part is configured to restrict the first connection end and the second connection end from being separated from each other and disconnected when the first connection end and the second connection end are energized and conductive.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: August 30, 2022
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Wenxin Li
  • Patent number: 11423854
    Abstract: The present application discloses a driving method and driving system of a display panel, and a display device. The driving method includes: converting the first color signal to obtain a first HSV (hue, saturation, value) spatial signal; obtaining a second HSV spatial signal; reducing the minimum value of the first brightness normalized signals according to the second HSV spatial signal to obtain second brightness normalized signals; converting the second brightness normalized signals to obtain a second color signal; and driving the display panel using the second color signal.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: August 23, 2022
    Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITED
    Inventor: Jianfeng Shan
  • Patent number: 11422400
    Abstract: This application discloses a display panel and a display device. The display panel includes: a first substrate, provided with a plurality of recessed portions; a second substrate, including a first metal layer; a plurality of photo spacers; a peripheral area; and a second metal layer. The depth of the recessed portion is smaller than a doubled thickness of the second metal layer.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: August 23, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Zhongnian Liu
  • Patent number: 11422541
    Abstract: Disclosed are a production management method and a production management system. The method includes: acquiring a first time data of a first type machine; filtering to obtain a production data of a first type product produced by the first type machine under the first time data based on a preset algorithm; searching to obtain a current distribution site of the first type product, according to the production data of the first type product; and withholding the first type product in the current distribution site.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: August 23, 2022
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Chungkuang Chien
  • Patent number: 11415842
    Abstract: The present disclosure provides a pixel electrode and a display panel. The pixel electrode includes a trunk portion including a first trunk and a second trunk and branch portions. The first trunk and the second trunk are pixel electrode areas. An intersection point of the first trunk and the second trunk is a central point of the trunk portion. the first trunk intersects with the second trunk to form four equal pixel electrode areas and the four pixel areas are four branch portions. Each of the four branch portions includes a plurality of branches. An end of each branch or an end of an extension line thereof intersects with the first trunk or an extension line thereof. An other end of each branch or an other end of the extension line thereof intersects with the second trunk or an extension line thereof.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: August 16, 2022
    Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITED
    Inventor: Hongyan Chang
  • Patent number: 11409166
    Abstract: The present disclosure provides a display panel and a display device. The display panel includes a first substrate, a second substrate disposed opposite to the first substrate, a display area, a sealant disposed in the non-display area of the display panel, a gold ball coating area disposed in the non-display area, and a retaining wall disposed between the gold ball coating area and the display area. The retaining wall is configured to block a gold ball from flowing into the display area.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: August 9, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Huiping Wang
  • Patent number: 11400485
    Abstract: The present application is applicable to the field of material making, and there is provided a baking method, device and baking oven including: acquiring a predetermined instruction, and starting timing and cycling the following steps: controlling a first set of pins to support a substrate from an initial position and recording the rising times of the first set of pins; raising the first set of pins to a first preset position, and controlling the first set of pins to move a first preset distance in a first preset direction, wherein the first preset distance is associated with the rising times of the first set of pins; controlling the lowering of the first set of pins such that a second set of pins supports the substrate; and controlling the first set of pins to return to the initial position, when the first set of pins drops to a second preset position.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: August 2, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xiaobin Guo
  • Patent number: 11402555
    Abstract: A display panel, a manufacturing method therefor and a display device are provided. The display panel includes a first substrate and color resists. An alignment film is formed on outer surfaces of the color resists. The first substrate includes a display color resist region and a dummy color resist region. A channel depth of the dummy color resist region is smaller than a channel depth of the display color resist region.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: August 2, 2022
    Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITED
    Inventor: Chuan Wu
  • Patent number: 11404509
    Abstract: The present application discloses a display panel and a display apparatus. The display panel includes a plurality of pixels. Each of the pixels at least includes a first sub pixel, a second sub pixel and a third sub pixel corresponding to blue. The first sub pixel includes a first active switch. The second sub pixel includes a second active switch. The third sub pixel includes a third active switch. The opening rates of the first sub pixel and the second sub pixel are less than the opening rate of the third sub pixel. The channel ratios of the first active switch and the second active switch are greater than the channel ratio of the third active switch.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: August 2, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Chuan Wu
  • Patent number: 11404452
    Abstract: A manufacturing method of a display panel comprises: providing a first substrate; forming active switches on the first substrate; providing a second substrate disposed opposite to the first substrate; forming a color filter layer on the first substrate or the second substrate; and forming at least one spacer unit on the first substrate or the second substrate. The spacer unit comprises a photosensitive spacer material comprising two different wavelengths of light initiators.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: August 2, 2022
    Assignees: HKC CORPORATION LIMI TED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yu-Jen Chen
  • Patent number: 11404018
    Abstract: A display device comprises a power supply chip configured to output a gate-on voltage; a gamma chip configured to provide a gamma voltage; a detection resistor having a first terminal and a second terminal, wherein the first terminal is grounded; a display panel comprising a plurality of sub-pixels, a plurality of driving transistors and at least one detection transistor; wherein a gate electrode of the driving transistor receives the gate-on voltage, a first electrode of the driving transistor receives the gamma voltage, and a second electrode of the driving transistor is electrically connected to a corresponding sub-pixel; a gate electrode of the detection transistor receives the gate-on voltage, a first electrode of the detection transistor receives a test voltage, and a second electrode of the detection transistor is electrically connected to the second terminal; and a control circuit electrically connected to the second terminal.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: August 2, 2022
    Assignees: HKC Corporation Limited, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Mingliang Wang
  • Patent number: 11400552
    Abstract: A residual material separation device, including: a loading platform, configured to support a display panel that includes a substrate layer, a circuit layer, and residual material at a lateral side of the circuit layer, where the loading platform is used to contact the circuit layer of the display panel and avoid the residual material; a fixing portion, configured to contact the substrate layer of the display panel to fix the display panel to the loading platform; and a pressing portion disposed in proximity to a side of the loading platform to apply a pressing force to a part of the substrate layer adjacent to the residual material, where the residual material is allowed to be separated from the display panel under the action of the pressing force and freely fall off.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: August 2, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Qigui Chen