Patents by Inventor Sz-Kai HUANG
Sz-Kai HUANG 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).
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Patent number: 11947208Abstract: 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: GrantFiled: August 15, 2022Date of Patent: April 2, 2024Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang, Ming-Chang Yu
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Patent number: 11836310Abstract: 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: GrantFiled: October 24, 2022Date of Patent: December 5, 2023Assignee: HannStar Display CorporationInventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
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Publication number: 20230375890Abstract: 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: ApplicationFiled: April 7, 2023Publication date: November 23, 2023Inventors: Mu-Kai KANG, Cheng-Yen YEH, Sz-Kai HUANG, Jing-Xuan CHEN, Yen-Chung CHEN
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Patent number: 11815771Abstract: 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: GrantFiled: October 13, 2022Date of Patent: November 14, 2023Assignee: HannStar Display CorporationInventors: Mu-Kai Kang, Cheng-Yen Yeh, Sz-Kai Huang, Jing-Xuan Chen, Yen-Chung Chen
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Patent number: 11687189Abstract: 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: GrantFiled: November 9, 2021Date of Patent: June 27, 2023Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
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Publication number: 20230141463Abstract: 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: ApplicationFiled: October 24, 2022Publication date: May 11, 2023Inventors: Sz-Kai HUANG, Cheng-Yen YEH, Mu-Kai KANG, Jing-Xuan CHEN
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Publication number: 20230147751Abstract: 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: ApplicationFiled: October 13, 2022Publication date: May 11, 2023Applicant: HannStar Display CorporationInventors: Mu-Kai Kang, Cheng-Yen Yeh, Sz-Kai Huang, Jing-Xuan Chen, Yen-Chung Chen
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Patent number: 11644923Abstract: 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: GrantFiled: April 27, 2022Date of Patent: May 9, 2023Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Mu-Kai Kang, Jing-Xuan Chen, Cheng-Yen Yeh, Sz-Kai Huang
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Publication number: 20230071568Abstract: 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: ApplicationFiled: August 15, 2022Publication date: March 9, 2023Applicant: HANNSTAR DISPLAY CORPORATIONInventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang, Ming-Chang Yu
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Publication number: 20220374125Abstract: 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: ApplicationFiled: April 27, 2022Publication date: November 24, 2022Applicant: HANNSTAR DISPLAY CORPORATIONInventors: Mu-Kai Kang, Jing-Xuan Chen, Cheng-Yen Yeh, Sz-Kai Huang
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Patent number: 11435843Abstract: 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: GrantFiled: September 2, 2021Date of Patent: September 6, 2022Assignee: HannStar Display CorporationInventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang
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Publication number: 20220164052Abstract: 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: ApplicationFiled: November 9, 2021Publication date: May 26, 2022Applicant: HANNSTAR DISPLAY CORPORATIONInventors: Sz-Kai Huang, Cheng-Yen Yeh, Mu-Kai Kang, Jing-Xuan Chen
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Publication number: 20220129097Abstract: 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: ApplicationFiled: September 2, 2021Publication date: April 28, 2022Inventors: Jing-Xuan CHEN, Cheng-Yen YEH, Mu-Kai KANG, Sz-Kai HUANG
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Patent number: 11307697Abstract: 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: GrantFiled: December 7, 2020Date of Patent: April 19, 2022Assignees: Hann Star Display (Nanjing) Corporation, Hann Star Display CorporationInventors: Mu-Kai Kang, Jing-Xuan Chen, Cheng-Yen Yeh, Sz-Kai Huang
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Publication number: 20220020313Abstract: A driving method of a display panel is provided by the present invention. First, a display panel including sub-pixels, gate lines, two gate driver circuits and clock signal lines is provided. Each of the gate lines is electrically connected to a portion of the sub-pixels, and each of the gate lines is electrically connected to one of the gate driver circuits. Each of the gate driver circuits is electrically connected to a portion of the clock signal lines. Moreover, the gate driver circuits is controlled through the clock signal lines to output scan signals to the gate lines in a plurality of frames. Furthermore, make the gate driver circuits have a first scan order in a first frame, and make the gate driver circuits have a second scan order in a second frame, and the first scan order is different from the second scan order.Type: ApplicationFiled: June 16, 2021Publication date: January 20, 2022Applicant: HANNSTAR DISPLAY CORPORATIONInventors: Cheng-Yen Yeh, I-Hsuan Chen, Mu-Kai Kang, Sz-Kai Huang
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Publication number: 20210089158Abstract: 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: ApplicationFiled: December 7, 2020Publication date: March 25, 2021Inventors: Mu-Kai KANG, Jing-Xuan CHEN, Cheng-Yen YEH, Sz-Kai HUANG