Patents by Inventor Chu-Hung Tsai
Chu-Hung Tsai 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: 10795500Abstract: A display device includes a plurality of first array electrodes, a plurality of second array electrodes, a first switch module electrically connected to the first array electrodes, a second switch module electrically connected to the second array electrodes, a first sensing module electrically connected to the second switch module, and a second sensing module electrically connected to both the first and the second switch modules. When the distance between the display device and a detected object is greater than zero, the first array electrodes receive a first touch driving signal, and the second array electrodes send a first sensing signal to the first sensing module. When the distance is equal to zero, the first array electrodes and the second array electrodes receive a second touch driving signal and send a second sensing signal to the second sensing module.Type: GrantFiled: May 13, 2019Date of Patent: October 6, 2020Assignee: INNOLUX CORPORATIONInventors: Tsan-Po Weng, Ming-Cheng Hsieh, Yuan-San Hsiao, Chu-Hung Tsai
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Patent number: 10782834Abstract: A touch display device includes a first substrate, a touch electrode, a dummy electrode, a first dielectric layer and an electrostatic discharge layer. The touch electrode is disposed on the first substrate; the touch electrode includes a driving electrode and a sensing electrode, wherein the driving electrode is disposed adjacent to the sensing electrode. The dummy electrode is disposed on the first substrate and adjacent to at least one of the driving electrode and the sensing electrode, and two of the dummy electrode, the driving electrode and the sensing electrode are separated from each other. The first dielectric layer is disposed on the touch electrode and the dummy electrode, and the first dielectric layer has at least one first through hole disposed corresponding to the dummy electrode. The electrostatic discharge layer is disposed on the first dielectric layer and contacts with the dummy electrode through the first through hole.Type: GrantFiled: February 27, 2019Date of Patent: September 22, 2020Assignee: INNOLUX CORPORATIONInventors: Huei-Ying Chen, Wen-Ping Yang, Chu-Hung Tsai, Li-Wei Sung, Kuo-Shun Tsai
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Publication number: 20190361586Abstract: A display device includes a plurality of first array electrodes, a plurality of second array electrodes, a first switch module electrically connected to the first array electrodes, a second switch module electrically connected to the second array electrodes, a first sensing module electrically connected to the second switch module, and a second sensing module electrically connected to both the first and the second switch modules. When the distance between the display device and a detected object is greater than zero, the first array electrodes receive a first touch driving signal, and the second array electrodes send a first sensing signal to the first sensing module. When the distance is equal to zero, the first array electrodes and the second array electrodes receive a second touch driving signal and send a second sensing signal to the second sensing module.Type: ApplicationFiled: May 13, 2019Publication date: November 28, 2019Inventors: Tsan-Po WENG, Ming-Cheng HSIEH, Yuan-San HSIAO, Chu-Hung TSAI
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Publication number: 20190302921Abstract: A touch display device includes a first substrate, a touch electrode, a dummy electrode, a first dielectric layer and an electrostatic discharge layer. The touch electrode is disposed on the first substrate; the touch electrode includes a driving electrode and a sensing electrode, wherein the driving electrode is disposed adjacent to the sensing electrode. The dummy electrode is disposed on the first substrate and adjacent to at least one of the driving electrode and the sensing electrode, and two of the dummy electrode, the driving electrode and the sensing electrode are separated from each other. The first dielectric layer is disposed on the touch electrode and the dummy electrode, and the first dielectric layer has at least one first through hole disposed corresponding to the dummy electrode. The electrostatic discharge layer is disposed on the first dielectric layer and contacts with the dummy electrode through the first through hole.Type: ApplicationFiled: February 27, 2019Publication date: October 3, 2019Inventors: Huei-Ying CHEN, Wen-Ping YANG, Chu-Hung TSAI, Li-Wei SUNG, Kuo-Shun TSAI
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Patent number: 10228787Abstract: A display device is provided. The display device includes a first substrate, wherein the first substrate includes: a scan line extending along a first direction; a thin-film transistor, including a source electrode, a drain electrode and a channel region disposed between the source electrode and the drain electrode; a data line intersecting with the scan line and extending along a second direction, wherein the source electrode is a portion of the data line, and the thin-film transistor is coupled to the data line and the scan line; and a touch signal line is disposed above the data line, wherein the touch signal line does not overlap with the channel region; a second substrate; and a display medium disposed between the first substrate and the second substrate.Type: GrantFiled: May 27, 2016Date of Patent: March 12, 2019Assignee: INNOLUX CORPORATIONInventors: Hung-Kun Chen, Tsan-Chu Lu, Chu-Hung Tsai, Hsieh-Li Chou, Li-Wei Sung
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Publication number: 20160364069Abstract: A touch display device including a first substrate, a second substrate, and a display medium is provided. The first substrate includes a plurality of pixel units, a first touch electrode, and a plurality of first connection lines. The pixel units are arranged in an array. The first touch electrode corresponds to at least one pixel unit. The first connection lines are extended along a first direction and coupled between the first touch electrode and a touch integrated circuit. The display medium is disposed between the first and second substrates.Type: ApplicationFiled: June 6, 2016Publication date: December 15, 2016Inventors: Chu-Hung TSAI, Hung-Kun CHEN, Yu-Chien KAO, Chia-Hsiung CHANG, Jen-Chieh PENG, Chia-Hao TSAI, Chih-Hao CHANG, Bo-Feng CHEN, Tung-Kai LIU
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Publication number: 20160357286Abstract: A display device is provided. The display device includes a first substrate, wherein the first substrate includes: a plurality of scan lines disposed on the first substrate; a plurality of data lines disposed on the first substrate, wherein the plurality of the scan lines and the plurality of the data lines define a plurality of sub-pixels; and a sensing electrode disposed on the first substrate and having an opening; a second substrate disposed opposite the first substrate; and a display medium disposed between the first substrate and the second substrate, wherein the sensing electrode is disposed corresponding to at least two of the plurality of sub-pixels, and the opening is disposed corresponding to one of the plurality of scan lines or one of the plurality of data lines.Type: ApplicationFiled: May 20, 2016Publication date: December 8, 2016Inventors: Chu-Hung TSAI, Hung-Kun CHEN, Li-Wei SUNG, Tung-Kai LIU, Chia-Hao TSAI, Chih-Hao CHANG, Bo-Feng CHEN
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Publication number: 20160357293Abstract: A display device is provided. The display device includes a first substrate, wherein the first substrate includes: a scan line extending along a first direction; a thin-film transistor, including a source electrode, a drain electrode and a channel region disposed between the source electrode and the drain electrode; a data line intersecting with the scan line and extending along a second direction, wherein the source electrode is a portion of the data line, and the thin-film transistor is coupled to the data line and the scan line; and a touch signal line is disposed above the data line, wherein the touch signal line does not overlap with the channel region; a second substrate; and a display medium disposed between the first substrate and the second substrate.Type: ApplicationFiled: May 27, 2016Publication date: December 8, 2016Inventors: Hung-Kun CHEN, Tsan-Chu LU, Chu-Hung TSAI, Hsieh-Li CHOU, Li-Wei SUNG
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Publication number: 20160357291Abstract: A touch display device is provided. The touch display device includes a first substrate having at least one pixel unit, wherein the pixel unit includes a non-light-shielding region and a light-shielding region and includes a transistor disposed over the first substrate and a first insulating layer disposed over the first substrate and disposed over the transistor. The pixel unit further includes a touch signal line disposed over the first insulating layer and a second insulating layer disposed over the first insulating layer and the touch signal line. The second insulating layer has a recess corresponding to the non-light-shielding region. The pixel unit further includes a first electrode disposed over the second insulating layer and disposed in the recess. The touch display device further includes a second substrate disposed opposite the first substrate and a display medium disposed between the first substrate and the second substrate.Type: ApplicationFiled: May 20, 2016Publication date: December 8, 2016Inventors: Hung-Kun CHEN, Tsan-Chu LU, Chu-Hung TSAI, Hsieh-Li CHOU, Yu-Chien KAO, Li-Wei SUNG
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Publication number: 20160098129Abstract: A touch panel and a display touch panel comprising the same are disclosed. The touch panel includes a sensing electrode containing a plurality of hexagonal units disposed beside each other; wherein one of the hexagonal units comprises a plurality of interconnect lines and these interconnect lines form a plurality of polygons in one of the hexagonal units, wherein each of the polygons includes three or more interior angles and one of the interior angles of one polygon is different from one of the interior angles of another polygon.Type: ApplicationFiled: September 23, 2015Publication date: April 7, 2016Inventors: Li-Wei SUNG, Yu-Chien KAO, Neng-Hsien WANG, Tsan-Chu LU, Chu-Hung TSAI
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Publication number: 20150378476Abstract: A touch display device is provided. The touch display device includes a touch sensing layer formed on a surface of a substrate of a display element. The touch sensing layer includes a plurality of zigzag traces respectively connected to a plurality of electrodes. A plurality of zigzag slits is alternately disposed between the zigzag traces. The zigzag slits overlap a plurality of pixel areas of the display element. The zigzag slits include a first, second and third slits. There are a first and second distances respectively between a turning point of the second slit and nearest adjacent turning points of the first and third slits. The first distance is different form the second distance.Type: ApplicationFiled: June 17, 2015Publication date: December 31, 2015Inventors: Li-Wei SUNG, Yu-Chien KAO, Tsan-Chu LU, Yen-Chieh TSENG, Chu-Hung TSAI
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Patent number: 9081241Abstract: A pixel structure and a method for manufacturing the same are disclosed. The pixel structure of the present invention is a pixel structure implemented by combining an in-plane switching (IPS) technique and a fringe field switching (FFS) technique. In each pixel structure, two transparent conductive layers are utilized to form a storage capacitor (Cst) such that the capacitance of the storage capacitor can be increased without decreasing an aperture ratio of a display panel, and thereby a feedthrough voltage can be reduced so as to prevent a screen from blinking.Type: GrantFiled: January 20, 2012Date of Patent: July 14, 2015Assignee: HANNSTAR DISPLAY CORPORATIONInventors: Ling-Chih Kao, Chu-Hung Tsai, Kun-Tsai Huang
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Publication number: 20130112983Abstract: A pixel structure and a method for manufacturing the same are disclosed. The pixel structure of the present invention is a pixel structure implemented by combining an in-plane switching (IPS) technique and a fringe field switching (FFS) technique. In each pixel structure, two transparent conductive layers are utilized to form a storage capacitor (Cst) such that the capacitance of the storage capacitor can be increased without decreasing an aperture ratio of a display panel, and thereby a feedthrough voltage can be reduced so as to prevent a screen from blinking.Type: ApplicationFiled: January 20, 2012Publication date: May 9, 2013Applicant: Hannstar Display CorporationInventors: Ling-chih Kao, Chu-hung Tsai, Kun-tsai Huang
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Patent number: 7767369Abstract: A photo-mask having a first exposure area, a second exposure area and a third exposure area is for manufacturing a thin-film transistor substrate. The photo-mask includes a first peripheral line pattern, a first dummy line pattern, a first overlapping pixel pattern and a second overlapping pixel pattern. The first peripheral line pattern is in the first exposure area. The first dummy line pattern is in the first exposure area and connected to the first peripheral line pattern. The first overlapping pixel pattern is in the first exposure area and connected to the first dummy line pattern. The first overlapping pixel pattern is complementary to the second overlapping pixel pattern in the second exposure area. After exposing through and overlapping the first and second overlapping pixel patterns, two patterns respectively formed from exposing through the first and second exposure area are unified.Type: GrantFiled: February 21, 2008Date of Patent: August 3, 2010Assignee: AU Optronics Corp.Inventors: Hsueh-Hui Lin, Chu-Hung Tsai
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Publication number: 20090136856Abstract: A photo-mask having a first exposure area, a second exposure area and a third exposure area is for manufacturing a thin-film transistor substrate. The photo-mask includes a first peripheral line pattern, a first dummy line pattern, a first overlapping pixel pattern and a second overlapping pixel pattern. The first peripheral line pattern is in the first exposure area. The first dummy line pattern is in the first exposure area and connected to the first peripheral line pattern. The first overlapping pixel pattern is in the first exposure area and connected to the first dummy line pattern. The first overlapping pixel pattern is complementary to the second overlapping pixel pattern in the second exposure area. After exposing through and overlapping the first and second overlapping pixel patterns, two patterns respectively formed from exposing through the first and second exposure area are unified.Type: ApplicationFiled: February 21, 2008Publication date: May 28, 2009Applicant: AU OPTRONICS CORP.Inventors: Hsueh-Hui Lin, Chu-Hung Tsai
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Patent number: 6914588Abstract: A two TFT pixel structure liquid crystal display includes a first and a second scan line, a first and a second signal line, and a pixel. The pixel includes a pixel electrode and a first and a second transistor. A gate of the first and the second transistor is electrically connected to the first and the second scan line respectively. A source of the first and the second transistor is electrically connected to the first and the second signal line respectively. The drains of the first and the second transistor are electrically connected to the pixel electrode. The ratio of the channel width to the channel length of the first transistor is less than the ratio of the channel width to the channel length of the second transistor.Type: GrantFiled: April 11, 2003Date of Patent: July 5, 2005Assignee: Quanta Display Inc.Inventor: Chu-Hung Tsai
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Publication number: 20040160403Abstract: A two TFT pixel structure liquid crystal display includes a first and a second scan line, a first and a second signal line, and a pixel. The pixel includes a pixel electrode and a first and a second transistor. A gate of the first and the second transistor is electrically connected to the first and the second scan line respectively. A source of the first and the second transistor is electrically connected to the first and the second signal line respectively. The drains of the first and the second transistor are electrically connected to the pixel electrode. The ratio of the channel width to the channel length of the first transistor is less than the ratio of the channel width to the channel length of the second transistor.Type: ApplicationFiled: April 11, 2003Publication date: August 19, 2004Inventor: Chu-Hung Tsai