Patents by Inventor Ping-Yu Chan
Ping-Yu Chan 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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Publication number: 20240119283Abstract: A method of performing automatic tuning on a deep learning model includes: utilizing an instruction-based learned cost model to estimate a first type of operational performance metrics based on a tuned configuration of layer fusion and tensor tiling; utilizing statistical data gathered during a compilation process of the deep learning model to determine a second type of operational performance metrics based on the tuned configuration of layer fusion and tensor tiling; performing an auto-tuning process to obtain a plurality of optimal configurations based on the first type of operational performance metrics and the second type of operational performance metrics; and configure the deep learning model according to one of the plurality of optimal configurations.Type: ApplicationFiled: October 6, 2023Publication date: April 11, 2024Applicant: MEDIATEK INC.Inventors: Jui-Yang Hsu, Cheng-Sheng Chan, Jen-Chieh Tsai, Huai-Ting Li, Bo-Yu Kuo, Yen-Hao Chen, Kai-Ling Huang, Ping-Yuan Tseng, Tao Tu, Sheng-Je Hung
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Publication number: 20190279600Abstract: A driving method of a touch display device is provided. In a first display period of a first frame time, m gate signals are sequentially provided to first to mth gate lines, respectively, wherein m is a positive integer. In a first touch control period of the first frame time immediately following the first display period, a touch driving signal is provided to a touch sensor. In another first display period of a second frame time immediately following the first frame time, p gate signals are sequentially provided to the first to gate lines, pth respectively, where p is a positive integer and is different from m. In another first touch period of the second frame time immediately following the another first display period, the touch driving signal is provided to the touch sensor.Type: ApplicationFiled: August 7, 2018Publication date: September 12, 2019Applicant: ILI TECHNOLOGY CORP.Inventors: Ping-Yu CHAN, Chi Kang LIU, Kai-Ting HO
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Patent number: 10345979Abstract: A double-layer mutual capacitive touch panel includes a first conductive layer and a second conductive layer. The first conductive layer includes multiple electrodes arranged in an array. In each column of the array, the electrodes at the ((N*M)?1)th row are mutually electrically connected to form a first electrodes series, and the electrodes at the (N*M)th row are mutually electrically connected to form a second electrode series, where N is a positive integer greater than or equal to 2 and M is a positive integer greater than or equal to 1. The second conductive layer includes M mutually insulated electrode strip groups sequentially arranged along a column direction of the array. Each electrode strip group includes N electrode strips mutually electrically connected, and each electrode strip of each electrode strip group extends along a row direction of the array and overlaps the electrodes of the corresponding row.Type: GrantFiled: January 15, 2018Date of Patent: July 9, 2019Assignee: ILI TECHNOLOGY CORP.Inventor: Ping-Yu Chan
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Patent number: 10268863Abstract: A capacitive sensing device includes: a substrate; a touch sensing electrode group, disposed above the substrate; a fingerprint sensing electrode group, disposed above the substrate; and a capacitive sensing integrated circuit, electrically connected to the touch sensing electrode group and the fingerprint sensing electrode group, sensing a capacitance change in the touch sensing electrode group to generate a touch control instruction, and sensing a capacitance change in the fingerprint sensing electrode group to generate a fingerprint pattern.Type: GrantFiled: November 15, 2016Date of Patent: April 23, 2019Assignee: ILI TECHNOLOGY CORP.Inventors: Ping-Yu Chan, Kai-Ting Ho
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Patent number: 10216321Abstract: 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: GrantFiled: January 25, 2017Date of Patent: February 26, 2019Assignee: ILI TECHNOLOGY CORP.Inventors: Chi-Kang Liu, Guo-Kiang Hung, Song-Yi Lin, Ping-Yu Chan
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Patent number: 10209815Abstract: A touch control and display control module of a touch screen includes (n×y) rows of sensing units disposed on a substrate. The touch control and display control module includes: a control circuit, controlling the touch screen to operate in one of a frame update mode and a touch sensing mode; and n first control lines, y second control lines and n control signal output circuits disposed on the substrate. Each control signal output circuit is coupled to one of the n first control line, and includes y control signal buffer units. Each control signal buffer units is coupled to one of the y second control lines and sensing units of one row to output a voltage signal to the sensing units of that row, to cause the sensing units of that row to operate in one of the frame update mode and the touch sensing mode.Type: GrantFiled: May 13, 2016Date of Patent: February 19, 2019Assignee: ILI TECHNOLOGY CORP.Inventor: Ping-Yu Chan
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Patent number: 10043479Abstract: 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: GrantFiled: September 1, 2015Date of Patent: August 7, 2018Assignee: MSTAR SEMICONDUCTOR, INC.Inventors: Guo-Kiang Hung, Chi Kang Liu, Ping-Yu Chan
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Publication number: 20180210577Abstract: A double-layer mutual capacitive touch panel includes a first conductive layer and a second conductive layer. The first conductive layer includes multiple electrodes arranged in an array. In each column of the array, the electrodes at the ((N*M)?1)th row are mutually electrically connected to form a first electrodes series, and the electrodes at the (N*M)th row are mutually electrically connected to form a second electrode series, where N is a positive integer greater than or equal to 2 and M is a positive integer greater than or equal to 1. The second conductive layer includes M mutually insulated electrode strip groups sequentially arranged along a column direction of the array. Each electrode strip group includes N electrode strips mutually electrically connected, and each electrode strip of each electrode strip group extends along a row direction of the array and overlaps the electrodes of the corresponding row.Type: ApplicationFiled: January 15, 2018Publication date: July 26, 2018Inventor: PING-YU CHAN
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Publication number: 20180067583Abstract: A mutual capacitive touch panel includes at least one touch sensing group extending along a first direction. The touch sensing group includes a plurality of first electrodes, a plurality of second electrodes, a plurality of third electrodes and a plurality of fourth electrodes. The first electrodes are electrically connected, the second electrodes are electrically connected, and the first electrodes and the second electrodes are sequentially alternately arranged along the first direction. The third electrodes and the fourth electrodes are arranged along the first direction. One of the third electrodes and the adjacent fourth electrode are respectively disposed at one side of the corresponding first electrode and one side of the corresponding second electrode, and are electrically connected.Type: ApplicationFiled: August 4, 2017Publication date: March 8, 2018Inventor: Ping-Yu CHAN
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Publication number: 20170228087Abstract: 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: ApplicationFiled: January 25, 2017Publication date: August 10, 2017Inventors: Chi-Kang Liu, Guo-Kiang Hung, Song-Yi Lin, Ping-Yu Chan
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Patent number: 9715324Abstract: 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: GrantFiled: March 1, 2016Date of Patent: July 25, 2017Assignee: MSTAR SEMICONDUCTOR, INC.Inventors: Ping-Yu Chan, Guo-Kiang Hung, I-Cheng Ting
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Publication number: 20170193265Abstract: A capacitive sensing device includes: a substrate; a touch sensing electrode group, disposed above the substrate; a fingerprint sensing electrode group, disposed above the substrate; and a capacitive sensing integrated circuit, electrically connected to the touch sensing electrode group and the fingerprint sensing electrode group, sensing a capacitance change in the touch sensing electrode group to generate a touch control instruction, and sensing a capacitance change in the fingerprint sensing electrode group to generate a fingerprint pattern.Type: ApplicationFiled: November 15, 2016Publication date: July 6, 2017Inventors: PING-YU CHAN, Kai-Ting Ho
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Publication number: 20160334923Abstract: A touch control and display control module of a touch screen includes (n×y) rows of sensing units disposed on a substrate. The touch control and display control module includes: a control circuit, controlling the touch screen to operate in one of a frame update mode and a touch sensing mode; and n first control lines, y second control lines and n control signal output circuits disposed on the substrate. Each control signal output circuit is coupled to one of the n first control line, and includes y control signal buffer units. Each control signal buffer units is coupled to one of the y second control lines and sensing units of one row to output a voltage signal to the sensing units of that row, to cause the sensing units of that row to operate in one of the frame update mode and the touch sensing mode.Type: ApplicationFiled: May 13, 2016Publication date: November 17, 2016Inventor: Ping-Yu Chan
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Publication number: 20160274697Abstract: 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: ApplicationFiled: March 1, 2016Publication date: September 22, 2016Inventors: Ping-Yu Chan, Guo-Kiang Hung, I-Cheng Ting
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Publication number: 20160070395Abstract: 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: ApplicationFiled: September 1, 2015Publication date: March 10, 2016Inventors: Guo-Kiang Hung, Chi Kang Liu, Ping-Yu Chan
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Publication number: 20160062502Abstract: A touch display device includes a substrate, a conductive layer and a transparent layer. The conductive layer is disposed on the substrate layer, and includes a plurality of metal lines, which extend along a first direction and are insulated from one another. The transparent layer is disposed on the conductive layer, and includes a plurality of first electrode strips, which extend along the first direction and individually overlap with at least one of the metal lines in a second direction substantially perpendicular to the substrate. The first electrode strips are disposed between a plurality of second electrode strips and the metal lines. The second electrode strips extend along a third direction different from the first direction and are disposed above the transparent layer. The second electrode strips form capacitance coupling with the metal lines via the first electrode strips to perform touch sensing.Type: ApplicationFiled: March 2, 2015Publication date: March 3, 2016Inventors: Chi Kang Liu, Ping-Yu Chan, Guo-Kiang Hong