Patents by Inventor Guo-Kiang Hung

Guo-Kiang Hung 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).

  • Patent number: 10606427
    Abstract: A mutual capacitive touch panel includes a first electrode layer and a second electrode layer. The first electrode layer includes a plurality of electrode groups and a plurality of electrode groups arranged in an array. The first electrode groups located at the same column are electrically connected to a form a first electrode series, and the second electrode groups located at the same column are electrically connected to form a second electrode series. The second electrode layer includes a plurality of electrode strip groups insulated from one another and sequentially arranged along a column direction of the array, wherein each of the electrode strip groups extends along a row direction of the array and overlaps, a perpendicular projection direction, electrode groups of two adjacent rows, and two adjacent of the electrode strip groups overlap, in the perpendicular projection direction, the electrode groups of the same row.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: March 31, 2020
    Assignee: ILI TECHNOLOGY CORP.
    Inventors: Cheng-Hsien Hsu, Guo-Kiang Hung, Ching-Chun Chiang, Wei-Lun Kuo, Peng-Yun Ding
  • Patent number: 10606420
    Abstract: A touch display panel includes a substrate, a plurality of data lines, a plurality of touch sensing lines, and a plurality of gate lines. The data lines are disposed above the substrate, and extend along a first direction. The touch sensing lines are disposed above the substrate, extend along a second direction different from the first direction, and intersect with the data lines. The gate lines are disposed above the substrate, extend along the second direction, and intersect with the data lines. The touch sensing lines or the gate lines and the data lines form touch sensing elements.
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: March 31, 2020
    Assignee: ILI TECHNOLOGY CORP.
    Inventors: Chi Kang Liu, Guo-Kiang Hung
  • Patent number: 10534492
    Abstract: The present invention provides a mutual capacitive touch panel including a first conductive layer and a second conductive layer. The first conductive layer includes a plurality of electrodes arranged in an array and a plurality of connecting line segments. In each column of the array, the electrodes in the ((N×M)-1)th row are electrically connected to one another through some of the connecting line segments to form a first electrode series, and the electrodes in the (N×M)th row are electrically connected to one another through some of the connecting line segments to form a second electrode series. The second conductive layer includes a plurality of electrode strips extending along a row direction of the array and respectively overlapping the electrodes located at the corresponding row. Each electrode strip includes a plurality of shielding portions, each of which overlaps one corresponding of the connecting line segments.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: January 14, 2020
    Assignee: ILI TECHNOLOGY CORP.
    Inventors: Cheng-Hsien Hsu, Guo-Kiang Hung, Wei-Lun Kuo, Yu-Tsung Chen
  • Publication number: 20190220114
    Abstract: A mutual capacitive touch panel includes a first electrode layer and a second electrode layer. The first electrode layer includes a plurality of electrode groups and a plurality of electrode groups arranged in an array. The first electrode groups located at the same column are electrically connected to a form a first electrode series, and the second electrode groups located at the same column are electrically connected to form a second electrode series. The second electrode layer includes a plurality of electrode strip groups insulated from one another and sequentially arranged along a column direction of the array, wherein each of the electrode strip groups extends along a row direction of the array and overlaps, a perpendicular projection direction, electrode groups of two adjacent rows, and two adjacent of the electrode strip groups overlap, in the perpendicular projection direction, the electrode groups of the same row.
    Type: Application
    Filed: November 23, 2018
    Publication date: July 18, 2019
    Applicant: ILI TECHNOLOGY CORP.
    Inventors: Cheng-Shian Shu, Guo-Kiang Hung, Ching-Chun Chiang, Wei-Lun Kuo, Peng-Yun Ding
  • Patent number: 10345978
    Abstract: An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulation layer, and a metal layer. The semiconductor stack is disposed on the substrate, and includes a plurality of pixel control elements. The transparent layer is disposed on the semiconductor layer stack, and includes a plurality of first touch electrode portions and a plurality of first connecting lines extending along a first direction. The insulation layer is disposed on the transparent layer. The metal layer is disposed on the insulation layer, and includes a plurality of second touch electrode portions and a plurality of second connecting lines extending along a second direction. The second connecting lines and the first touch electrode portions form a plurality of first touch electrode strips, and the first connecting lines and the second touch electrode portions form a plurality of second touch electrode strips.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: July 9, 2019
    Assignee: ILI TECHNOLOGY CORP.
    Inventors: Chi Kang Liu, Guo-Kiang Hung
  • Publication number: 20190196620
    Abstract: The present invention provides a mutual capacitive touch panel including a first conductive layer and a second conductive layer. The first conductive layer includes a plurality of electrodes arranged in an array and a plurality of connecting line segments. In each column of the array, the electrodes in the ((N×M)-1)th row are electrically connected to one another through some of the connecting line segments to form a first electrode series, and the electrodes in the (N×M)th row are electrically connected to one another through some of the connecting line segments to form a second electrode series. The second conductive layer includes a plurality of electrode strips extending along a row direction of the array and respectively overlapping the electrodes located at the corresponding row. Each electrode strip includes a plurality of shielding portions, each of which overlaps one corresponding of the connecting line segments.
    Type: Application
    Filed: November 12, 2018
    Publication date: June 27, 2019
    Applicant: ILI TECHNOLOGY CORP.
    Inventors: Cheng-Shian Shu, Guo-Kiang Hung, Wei-Lun Kuo, Yu-Tsung Chen
  • Patent number: 10216321
    Abstract: A control method for a touch display device including a display panel is provided. The display panel includes multiple first gate lines and multiple second gate lines respectively corresponding to a first field and a second field of a frame, and multiple sensing electrodes for touch sensing. Within one single frame period, the control method includes: scanning the first gate lines to update the first field; controlling the sensing electrodes to perform touch sensing and providing a first touch report; scanning the second gates lines to update the second field; and controlling the sensing electrodes to perform touch sensing and providing a second touch report. At least one of the first gates lines is located between two of the second gate lines, and at least one of the second gate lines is located between two of the first gate lines.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: February 26, 2019
    Assignee: ILI TECHNOLOGY CORP.
    Inventors: Chi-Kang Liu, Guo-Kiang Hung, Song-Yi Lin, Ping-Yu Chan
  • Patent number: 10180705
    Abstract: An operating mode distinguishing method, a touch point determining method and a touch control circuit are provided. It is determined whether an underwater mode is entered according to a self capacitance value and a mutual capacitance value. In the underwater mode, a touch point position is determined according to deformation of a substrate.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: January 15, 2019
    Assignee: ILI TECHNOLOGY CORP.
    Inventors: Kai-Ting Ho, Guo-Kiang Hung
  • Patent number: 10152090
    Abstract: An operating mode distinguishing method, a touch point determining method and a touch control circuit are provided. It is determined whether an underwater mode is entered according to a self capacitance value and a mutual capacitance value. In the underwater mode, a touch point position is determined according to deformation of a substrate.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: December 11, 2018
    Assignee: MSTAR SEMICONDUCTOR, INC.
    Inventors: Kai-Ting Ho, Guo-Kiang Hung
  • Patent number: 10043479
    Abstract: An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulating layer and a metal layer. The semiconductor stack is disposed on the substrate. The transparent layer is disposed on the semiconductor stack, and includes a plurality of connecting electrode strips extending along a first direction. The insulating layer is disposed on the transparent layer. The metal layer is disposed on the insulating layer, and includes a plurality of first touch electrode strips and a plurality of first touch electrode portions. The first touch electrode strips extend along a second direction. The first touch electrode portions and the connecting electrode strips form a plurality of second touch electrode strips extending along the first direction. The first touch electrode strips intersect and are insulated from the second touch electrode strips.
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: August 7, 2018
    Assignee: MSTAR SEMICONDUCTOR, INC.
    Inventors: Guo-Kiang Hung, Chi Kang Liu, Ping-Yu Chan
  • Patent number: 10044411
    Abstract: A data reading device that transmits power to a data transmission device and reads data transmitted from the data transmission device is provided. The data reading device includes: a first electrode, forming a first coupling capacitance with the data transmission device; a second electrode, forming a second coupling capacitance with the data transmission device; a control circuit, coupled to the first electrode and the second electrode, configured to provide the first electrode with a first reference voltage and the second electrode with a second reference voltage to cause a voltage difference between the first electrode and the second electrode to vary with time, and to detect charge changes of the first coupling capacitance and the second capacitor; and a determination unit, coupled to the control circuit, configured to determine the data according to the charge changes.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: August 7, 2018
    Assignee: MStar Semiconductor, Inc.
    Inventors: Kai-Ting Ho, Guo-Kiang Hung
  • Publication number: 20180143666
    Abstract: An operating mode distinguishing method, a touch point determining method and a touch control circuit are provided. It is determined whether an underwater mode is entered according to a self capacitance value and a mutual capacitance value. In the underwater mode, a touch point position is determined according to deformation of a substrate.
    Type: Application
    Filed: November 2, 2017
    Publication date: May 24, 2018
    Inventors: Kai-Ting HO, Guo-Kiang HUNG
  • Publication number: 20180074617
    Abstract: An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulation layer, and a metal layer. The semiconductor stack is disposed on the substrate, and includes a plurality of pixel control elements. The transparent layer is disposed on the semiconductor layer stack, and includes a plurality of first touch electrode portions and a plurality of first connecting lines extending along a first direction. The insulation layer is disposed on the transparent layer. The metal layer is disposed on the insulation layer, and includes a plurality of second touch electrode portions and a plurality of second connecting lines extending along a second direction. The second connecting lines and the first touch electrode portions form a plurality of first touch electrode strips, and the first connecting lines and the second touch electrode portions form a plurality of second touch electrode strips.
    Type: Application
    Filed: November 14, 2017
    Publication date: March 15, 2018
    Inventors: Chi Kang Liu, Guo-Kiang Hung
  • Patent number: 9891751
    Abstract: A touch control device capable of preventing false positives is provided. The touch control device includes: a conductive plate, electrically connected to a predetermined potential; a sensing region, located above the conductive plate, including a plurality of capacitive sensing units; and a conductive ring, located above the conductive plate, disposed at a periphery of the sensing region. When a touch scanning signal is provided to one on-duty capacitive touch sensing unit of the capacitive touch sensing units, the conductive ring synchronously receives a control signal associated with the touch scanning signal.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: February 13, 2018
    Assignee: MStar Semiconductor, Inc.
    Inventors: Guo-Kiang Hung, Chien-Chuan Chen, Sheng-Shou Wang, Chao-Yang Kuo
  • Patent number: 9846518
    Abstract: An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulation layer, and a metal layer. The semiconductor stack is disposed on the substrate, and includes a plurality of pixel control elements. The transparent layer is disposed on the semiconductor layer stack, and includes a plurality of first touch electrode portions and a plurality of first connecting lines extending along a first direction. The insulation layer is disposed on the transparent layer. The metal layer is disposed on the insulation layer, and includes a plurality of second touch electrode portions and a plurality of second connecting lines extending along a second direction. The second connecting lines and the first touch electrode portions form a plurality of first touch electrode strips, and the first connecting lines and the second touch electrode portions form a plurality of second touch electrode strips.
    Type: Grant
    Filed: October 13, 2015
    Date of Patent: December 19, 2017
    Assignee: MSTAR SEMICONDUCTOR, INC.
    Inventors: Chi Kang Liu, Guo-Kiang Hung
  • Patent number: 9760231
    Abstract: An in-cell touch display device includes a first substrate, a plurality of common lines and a plurality of data lines. The common lines are disposed on the first substrate and extend along a first direction. The data lines are disposed on the first substrate and extend along a second direction. The common lines intersect and are insulated from the data lines. A plurality of touch sensing capacitors are formed at intersections of the common lines and the data lines to perform touch sensing.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: September 12, 2017
    Assignee: MSTAR SEMICONDUCTOR, INC.
    Inventors: Guo-Kiang Hung, Chi Kang Liu
  • Patent number: 9760210
    Abstract: A method for coordinate correction of touch control is provided. An original x-coordinate and an original y-coordinate are corrected according to a total sensing value, the original x-coordinate and the original y-coordinate provided by touch sensing of a touch panel. The method includes providing an estimated x-axis correction value according to the original x-coordinate and the total sensing value, generating a corrected x-coordinate according to the estimated x-axis correction value and the original x-coordinate, and providing a corrected y-coordinate according to the original x-coordinate, the corrected x-coordinate and the total sensing value.
    Type: Grant
    Filed: October 30, 2013
    Date of Patent: September 12, 2017
    Assignee: MStar Semiconductor, Inc.
    Inventors: Chao-Cheng Wen, Guo-Kiang Hung
  • Publication number: 20170228087
    Abstract: A control method for a touch display device including a display panel is provided. The display panel includes multiple first gate lines and multiple second gate lines respectively corresponding to a first field and a second field of a frame, and multiple sensing electrodes for touch sensing. Within one single frame period, the control method includes: scanning the first gate lines to update the first field; controlling the sensing electrodes to perform touch sensing and providing a first touch report; scanning the second gates lines to update the second field; and controlling the sensing electrodes to perform touch sensing and providing a second touch report. At least one of the first gates lines is located between two of the second gate lines, and at least one of the second gate lines is located between two of the first gate lines.
    Type: Application
    Filed: January 25, 2017
    Publication date: August 10, 2017
    Inventors: Chi-Kang Liu, Guo-Kiang Hung, Song-Yi Lin, Ping-Yu Chan
  • Patent number: 9715324
    Abstract: A single-layer multi-touch sensing electrode group of a touch panel includes a plurality of first electrodes, and a plurality of second electrodes including a plurality of first sub-electrodes and a plurality of second sub-electrodes that are alternately arranged. Each of the first sub-electrodes includes a first body and a first extension portion. A first accommodating space is formed between the first body and the first extension portion. Each of the second sub-electrodes includes a second body and a plurality of second extension portions. At least one second accommodating space is formed among the second extension portions. Each of first accommodating spaces accommodates one of the second extension portions, and the second accommodating spaces accommodate the first bodies. A plurality of mutual capacitance changes between the first electrodes and the second electrodes are for calculating a position of a touch event.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: July 25, 2017
    Assignee: MSTAR SEMICONDUCTOR, INC.
    Inventors: Ping-Yu Chan, Guo-Kiang Hung, I-Cheng Ting
  • Patent number: 9715320
    Abstract: An in-cell touch display panel includes a substrate, a semiconductor stack, a transparent layer, an insulation layer and a metal layer. The semiconductor stack is disposed on the substrate, and includes a plurality of pixel control elements. The transparent layer is disposed on the semiconductor stack, and includes a plurality of first touch electrode strips extending along a first direction. The insulation layer is disposed on the transparent layer. The metal layer is disposed on the insulation layer, and includes a plurality of second touch electrode strips extending along a second direction. The first touch electrode strips intersect and are insulated from the second touch electrode strips.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: July 25, 2017
    Assignee: MSTAR SEMICONDUCTOR, INC.
    Inventors: Guo-Kiang Hung, Chi Kang Liu