Patents by Inventor Jing-Xuan CHEN

Jing-Xuan CHEN 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: 20240105098
    Abstract: A display device including a display panel is disclosed. The display panel includes a substrate, multiple scan lines, multiple data lines, multiple pixel structures, a first gate driving circuit, and a second gate driving circuit. The pixel structures are electrically connected to the scan lines and the data lines. Multiple first output stage circuits of the first gate driving circuit disposed in a peripheral area are electrically connected to the scan lines. Multiple second output stage circuits of the second gate driving circuit disposed in the peripheral area are electrically connected to the scan lines. A channel width of a first output transistor of the first output stage circuit is greater than a channel width of a second output transistor of the second output stage circuit.
    Type: Application
    Filed: August 28, 2023
    Publication date: March 28, 2024
    Applicant: HannStar Display Corporation
    Inventors: Jing-Xuan Chen, Yen-Chung Chen, Mu-Kai Kang, Qi-En Luo, Cheng-Yen Yeh
  • Publication number: 20230411407
    Abstract: A display panel including a substrate, scan lines, data lines, and pixel structures is provided. The pixel structures are electrically connected to the data lines and the scan lines. Each pixel structure includes an active device, a pixel electrode, a capacitor electrode, a common electrode, an overcoat layer, a first passivation layer and a second passivation layer. The active device is electrically connected to the pixel electrode. The capacitor electrode is electrically connected to the pixel electrode. The common electrode is located between the capacitor electrode and the pixel electrode. The common electrode, the capacitor electrode and the pixel electrode overlap with each other. The overcoat layer is disposed between the common electrode and the first passivation layer. The second passivation layer is disposed between the common electrode and the pixel electrode.
    Type: Application
    Filed: May 9, 2023
    Publication date: December 21, 2023
    Applicant: HannStar Display Corporation
    Inventors: Cheng-Yen Yeh, Yen-Chung Chen, Mu-Kai Kang, Jing-Xuan Chen, Qi-En Luo
  • Patent number: 11836310
    Abstract: A touch display apparatus is disclosed, which includes a touch display panel with an active area and a peripheral area. The touch display panel includes a substrate, touch electrodes, touch sensing lines, dummy touch sensing lines and transistors. The touch electrodes are disposed on the substrate and in the active area. Each touch sensing line is electrically connected to one of the touch electrodes. The touch sensing lines and the dummy touch sensing lines are in parallel with each other in the active area. The dummy touch sensing lines are electrically connected with each other. Each transistor has a first terminal, a second terminal and a control terminal. The first terminals of the transistors are electrically connected with each other, the second terminal of each transistor is electrically connected to one of the touch sensing lines, and the control terminals of the transistors are electrically connected with each other.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: December 5, 2023
    Assignee: HannStar Display Corporation
    Inventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
  • Publication number: 20230375890
    Abstract: A display panel includes a substrate, pixels, gate lines, a gate connecting line, a common line and a compensation electrode. The pixels are disposed on the substrate. The gate lines are disposed on the substrate and are configured to receive scan signals. The number of pixels coupled to a first gate line of the gate lines is less that the number of pixels coupled to a second gate line of the gate lines. The gate connecting line is electrically connected to the first gate line. The common line is disposed under the gate connecting line, and is configured to receive a common voltage signal. The compensation electrode is disposed over the gate connecting line, and is configured to receive the common voltage signal. The common line, the gate connecting line and the compensation electrode are overlapped.
    Type: Application
    Filed: April 7, 2023
    Publication date: November 23, 2023
    Inventors: Mu-Kai KANG, Cheng-Yen YEH, Sz-Kai HUANG, Jing-Xuan CHEN, Yen-Chung CHEN
  • Patent number: 11815771
    Abstract: A display panel includes a first substrate and multiple pixel structures. The pixel structure includes at least one active element, at least one pixel electrode, a first common electrode, and a second common electrode. The at least one pixel electrode includes a first sub-electrode, a second sub-electrode, and a third sub-electrode. The first sub-electrode is electrically connected to one of the at least one corresponding active element and the second sub-electrode. The third sub-electrode is electrically connected to the second sub-electrode. The first sub-electrode, the second sub-electrode, and the third sub-electrode are different layers. The first common electrode is disposed between the first sub-electrode and the first substrate, and overlaps the first sub-electrode. The second common electrode is disposed between the first sub-electrode and the third sub-electrode, and overlaps the first sub-electrode and the third sub-electrode.
    Type: Grant
    Filed: October 13, 2022
    Date of Patent: November 14, 2023
    Assignee: HannStar Display Corporation
    Inventors: Mu-Kai Kang, Cheng-Yen Yeh, Sz-Kai Huang, Jing-Xuan Chen, Yen-Chung Chen
  • Patent number: 11687189
    Abstract: A touch display device is disclosed. The touch display device includes a substrate, a scan line, a data line, a scan signal line, a thin film transistor, a touch signal line and a touch electrode. The scan line, the data line, the scan signal line, the thin film transistor, the touch signal line and the touch electrode are disposed on the substrate. An extending direction of the scan line is different from an extending direction of the data line, and the scan line and the data line are electrically connected to the thin film transistor. An extending direction of the scan signal line is different from the extending direction of the scan line, and the scan signal line is electrically connected to the scan line. The touch signal line is electrically connected to the touch electrode.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: June 27, 2023
    Assignee: HANNSTAR DISPLAY CORPORATION
    Inventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
  • Publication number: 20230147751
    Abstract: A display panel includes a first substrate and multiple pixel structures. The pixel structure includes at least one active element, at least one pixel electrode, a first common electrode, and a second common electrode. The at least one pixel electrode includes a first sub-electrode, a second sub-electrode, and a third sub-electrode. The first sub-electrode is electrically connected to one of the at least one corresponding active element and the second sub-electrode. The third sub-electrode is electrically connected to the second sub-electrode. The first sub-electrode, the second sub-electrode, and the third sub-electrode are different layers. The first common electrode is disposed between the first sub-electrode and the first substrate, and overlaps the first sub-electrode. The second common electrode is disposed between the first sub-electrode and the third sub-electrode, and overlaps the first sub-electrode and the third sub-electrode.
    Type: Application
    Filed: October 13, 2022
    Publication date: May 11, 2023
    Applicant: HannStar Display Corporation
    Inventors: Mu-Kai Kang, Cheng-Yen Yeh, Sz-Kai Huang, Jing-Xuan Chen, Yen-Chung Chen
  • Publication number: 20230141463
    Abstract: A touch display apparatus is disclosed, which includes a touch display panel with an active area and a peripheral area. The touch display panel includes a substrate, touch electrodes, touch sensing lines, dummy touch sensing lines and transistors. The touch electrodes are disposed on the substrate and in the active area. Each touch sensing line is electrically connected to one of the touch electrodes. The touch sensing lines and the dummy touch sensing lines are in parallel with each other in the active area. The dummy touch sensing lines are electrically connected with each other. Each transistor has a first terminal, a second terminal and a control terminal. The first terminals of the transistors are electrically connected with each other, the second terminal of each transistor is electrically connected to one of the touch sensing lines, and the control terminals of the transistors are electrically connected with each other.
    Type: Application
    Filed: October 24, 2022
    Publication date: May 11, 2023
    Inventors: Sz-Kai HUANG, Cheng-Yen YEH, Mu-Kai KANG, Jing-Xuan CHEN
  • Patent number: 11644923
    Abstract: The present invention provides a touch display panel. The substrate includes a display region and a non-display region. The first conductive pads, the second conductive pads, the first conductive lines and the second conductive lines are disposed in the non-display region. The first conductive lines are electrically connected to the first conductive pads and the sub-pixels in the display region. The second conductive lines are electrically connected to the second conductive pads and the touch electrodes in the display region. The second conductive line includes a first line segment, a second line segment and a third line segment. The first line segment extends in a first direction and is connected to the second conductive pad. The second line segment extends from the non-display region to the display region. The third line segment extends in a second direction and is connected to the first line segment and the second line segment.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: May 9, 2023
    Assignee: HANNSTAR DISPLAY CORPORATION
    Inventors: Mu-Kai Kang, Jing-Xuan Chen, Cheng-Yen Yeh, Sz-Kai Huang
  • Publication number: 20230071568
    Abstract: This invention discloses a display panel including a first substrate, light emitting elements, a touch sensing structure and a conductive layer. The light emitting elements are disposed on the first substrate. The touch sensing structure is disposed on the first substrate and on a side away from a light emitting surface of the light emitting elements. The conductive layer is disposed between the light emitting elements and the first substrate and includes contacts or at least a portion of the touch sensing structure, and the light emitting elements and the contacts are electrically connected.
    Type: Application
    Filed: August 15, 2022
    Publication date: March 9, 2023
    Applicant: HANNSTAR DISPLAY CORPORATION
    Inventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang, Ming-Chang Yu
  • Publication number: 20220374125
    Abstract: The present invention provides a touch display panel. The substrate includes a display region and a non-display region. The first conductive pads, the second conductive pads, the first conductive lines and the second conductive lines are disposed in the non-display region. The first conductive lines are electrically connected to the first conductive pads and the sub-pixels in the display region. The second conductive lines are electrically connected to the second conductive pads and the touch electrodes in the display region. The second conductive line includes a first line segment, a second line segment and a third line segment. The first line segment extends in a first direction and is connected to the second conductive pad. The second line segment extends from the non-display region to the display region. The third line segment extends in a second direction and is connected to the first line segment and the second line segment.
    Type: Application
    Filed: April 27, 2022
    Publication date: November 24, 2022
    Applicant: HANNSTAR DISPLAY CORPORATION
    Inventors: Mu-Kai Kang, Jing-Xuan Chen, Cheng-Yen Yeh, Sz-Kai Huang
  • Patent number: 11435843
    Abstract: A display panel and a fabrication method thereof are provided. The display panel includes pixels, data lines and scan lines. The pixels are arranged in pixel rows and pixel columns, and each pixel has subpixels. The data lines are configured to transmit data signals to the pixels, and each data line has a non-straight and continuously curved shape or a non-straight and continuously bent shape. The scan lines are configured to sequentially transmit scan signals to the pixels. The subpixels of each pixel are coupled to different scan lines, and each data line is curved or bent with respect to a unit of one pixel. Accordingly, the display panel of the invention can avoid the problems of poor image display and vertical line (V-line) defects as well as reducing power consumption.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: September 6, 2022
    Assignee: HannStar Display Corporation
    Inventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang
  • Publication number: 20220164052
    Abstract: A touch display device is disclosed. The touch display device includes a substrate, a scan line, a data line, a scan signal line, a thin film transistor, a touch signal line and a touch electrode. The scan line, the data line, the scan signal line, the thin film transistor, the touch signal line and the touch electrode are disposed on the substrate. An extending direction of the scan line is different from an extending direction of the data line, and the scan line and the data line are electrically connected to the thin film transistor. An extending direction of the scan signal line is different from the extending direction of the scan line, and the scan signal line is electrically connected to the scan line. The touch signal line is electrically connected to the touch electrode.
    Type: Application
    Filed: November 9, 2021
    Publication date: May 26, 2022
    Applicant: HANNSTAR DISPLAY CORPORATION
    Inventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
  • Publication number: 20220129097
    Abstract: A display panel and a fabrication method thereof are provided. The display panel includes pixels, data lines and scan lines. The pixels are arranged in pixel rows and pixel columns, and each pixel has subpixels. The data lines are configured to transmit data signals to the pixels, and each data line has a non-straight and continuously curved shape or a non-straight and continuously bent shape. The scan lines are configured to sequentially transmit scan signals to the pixels. The subpixels of each pixel are coupled to different scan lines, and each data line is curved or bent with respect to a unit of one pixel. Accordingly, the display panel of the invention can avoid the problems of poor image display and vertical line (V-line) defects as well as reducing power consumption.
    Type: Application
    Filed: September 2, 2021
    Publication date: April 28, 2022
    Inventors: Jing-Xuan CHEN, Cheng-Yen YEH, Mu-Kai KANG, Sz-Kai HUANG
  • Patent number: 11307697
    Abstract: An in-cell touch display panel includes a sensing line. A touch electrode corresponds to more than one pixel electrodes. A first insulation layer is formed on the sensing line and has a first opening to expose the sensing line. A gate of a thin film transistor (TFT) is formed on the first insulation layer. A second insulation layer is formed on a gate line and has a second opening corresponding to the first opening. A source of the TFT is formed on the second insulation layer. A third insulation layer is formed on the source and has a third opening corresponding to the second opening. The touch electrode is formed on the third insulation layer and electrically connected to the sensing line through the third opening, the second opening, and the first opening.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: April 19, 2022
    Assignees: Hann Star Display (Nanjing) Corporation, Hann Star Display Corporation
    Inventors: Mu-Kai Kang, Jing-Xuan Chen, Cheng-Yen Yeh, Sz-Kai Huang
  • Publication number: 20210089158
    Abstract: An in-cell touch display panel includes a sensing line. A touch electrode corresponds to more than one pixel electrodes. A first insulation layer is formed on the sensing line and has a first opening to expose the sensing line. A gate of a thin film transistor (TFT) is formed on the first insulation layer. A second insulation layer is formed on a gate line and has a second opening corresponding to the first opening. A source of the TFT is formed on the second insulation layer. A third insulation layer is formed on the source and has a third opening corresponding to the second opening. The touch electrode is formed on the third insulation layer and electrically connected to the sensing line through the third opening, the second opening, and the first opening.
    Type: Application
    Filed: December 7, 2020
    Publication date: March 25, 2021
    Inventors: Mu-Kai KANG, Jing-Xuan CHEN, Cheng-Yen YEH, Sz-Kai HUANG