Patents by Inventor Chia-Hsiung Chang

Chia-Hsiung Chang 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: 9823795
    Abstract: A plurality of first touch patterns of a touch substrate are disposed separately and disposed on the substrate along a first direction. A plurality of second touch patterns are separated from each other and disposed on the substrate along a second direction and interlace with the first touch patterns. One of the first touch patterns includes a plurality of first main portions extended along the second direction, a plurality of branch portions connected to the first main portions and extended along the first direction, and a plurality of first protruding portions connected to the branch portions and extended along the second direction. The first main portions and the first protruding portions are respectively disposed on two ends of the branch portions. The branch portion includes a middle section and two extending sections, and the minimum width of the middle section is less than that of the extending sections.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: November 21, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Chih-Ta Chu, Chia-Hsiung Chang, Yang-Chen Chen
  • Patent number: 9804698
    Abstract: A touch device including a substrate and a sensing electrode thereon is provided. An insulation layer is disposed on the sensing electrode, wherein the insulation layer includes a first contact via exposing a part of a terminal of the sensing electrode. A trace is disposed on the insulation layer and electrically connected to the terminal of the sensing electrode through the first contact via. A corner in the first contact via includes a first edge, a second edge, and a third edge, wherein the second edge is disposed between the first edge and the third edge. The first edge and the second edge include a first angle therebetween of greater than 90 degrees, and the second edge and the third edge include a second angle therebetween of greater than 90 degrees.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: October 31, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Chuan-Chi Chien, Chia-Hsiung Chang, Yang-Chen Chen
  • Publication number: 20170307933
    Abstract: A touch display device includes: a second substrate disposed corresponding to a first substrate; a pixel array structure disposed between the first substrate and the second substrate; and a color filter structure disposed between the pixel array structure and the second substrate. Herein, the pixel array structure includes: a scan line extending along a first direction; a data line extending along a second direction, wherein the scan line and the data line are crossed; and a first touch signal line extending along the second direction and overlapping with the data line. The color filter structure includes: a first red unit, a first green unit and a first blue unit arranged along the first direction; and the first touch signal line locates between the first red unit and the first green unit or locates between the first green unit and the first blue unit.
    Type: Application
    Filed: March 27, 2017
    Publication date: October 26, 2017
    Inventors: Jian-Cheng CHEN, Ming-Jhih CHEN, Yu-Hsien WU, Yang-Chen CHEN, Chia-Hsiung CHANG
  • Patent number: 9791952
    Abstract: Disclosed is a touch display apparatus including a display panel, a substrate and a touch-sensing layer thereon. The substrate is disposed above the display panel and includes a touch-sensing region and a non-touch-sensing region. The touch-sensing layer includes a first trace, and at least a part of the first trace is disposed above the non-touch-sensing region. A mesh pattern is formed on a surface of the first trace.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: October 17, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Chia-Hsiung Chang, Yang-Chen Chen, Mei-Chun Shih
  • Patent number: 9681545
    Abstract: A substrate structure includes a first substrate, a plurality of first bonding pads, a second substrate and a connecting layer. The first substrate has an element configuration area and a peripheral area. The peripheral area is located around the element configuration area. The first bonding pads are configured spacing at the peripheral area, and a gap is provided between two adjacent first bonding pads. The first bonding pads are located between the first substrate and the second substrate. The connecting layer is located between the first bonding pads and the second substrate. The part of the connecting layer close to the element configuration area is configured with a plurality of first arc edges.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: June 13, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Chia-Cheng Liu, Chia-Hsiung Chang, An-Chang Wang, Chao-Hsiang Wang, Yang-Chen Chen
  • Publication number: 20170160838
    Abstract: Disclosed is a touch device including a substrate and a touch-sensing electrode layer thereon. The touch-sensing electrode layer includes a sensing electrode in a touch-sensing region, a first conducting line in a non-touch-sensing region and a second conducting line in the non-touch-sensing region, wherein the second conducting line is disposed between the touch-sensing region and the first conducting line. The first conducting line and the second conducting line are respectively electrically connected to the sensing electrodes. The non-touch-sensing region is located outside of the touch-sensing region, and the non-touch-sensing region includes a third region connecting a first region and a second region.
    Type: Application
    Filed: February 16, 2017
    Publication date: June 8, 2017
    Inventors: Yang-Chen CHEN, Chia-Hsiung CHANG, Kuei-Ling LIU
  • Patent number: 9606660
    Abstract: Disclosed is a touch device including a substrate and a touch-sensing electrode layer thereon. The touch-sensing electrode layer includes at least one sensing electrode in a touch-sensing region, and at least one conducting line in a non-touch-sensing region. The conducting line is electrically connected to the sensing electrode. The non-touch-sensing region is located outside of the touch-sensing region, and the non-touch-sensing region includes a curve region connecting a first non-curve region and a second non-curve region. The conducting line has a first width in the first non-curve region, a second width in the second non-curve region, and a third width in the curve region, wherein the third width is greater than the first width and the second width.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: March 28, 2017
    Assignee: INNOLUX CORPORATION
    Inventors: Yang-Chen Chen, Chia-Hsiung Chang, Kuei-Ling Liu
  • Publication number: 20170003804
    Abstract: A touch display panel driven in a display period and a touch period alternately is provided, and includes a plurality of gate lines, each driven by a clock signal to output a scan signal during the display period and stop the scan signal during the touch period; and N dummy gate lines, each driven by a dummy clock signal to output a dummy scan signal before the display period is switched to the touch period, wherein at least one of rising edges of N dummy clock signals is synchronized with at least one of falling edges of the clock signals.
    Type: Application
    Filed: June 23, 2016
    Publication date: January 5, 2017
    Inventors: Li-Wei SUNG, Chung-Le CHEN, Hung-Hsun CHEN, Yang-Chen CHEN, Chia-Hsiung CHANG
  • Publication number: 20160370892
    Abstract: A touch-sensing device is provided, which includes a substrate with a central region and a peripheral region, and a first light-shielding layer disposed on the peripheral region, wherein the first light-shielding layer has a first edge adjacent to the central region. The device further includes a touch-sensing layer disposed on the central region, and a part of the touch-sensing layer extends onto the peripheral region to cover a part of the first light-shielding layer. The device also includes a conductive line layer disposed on the first light-shielding layer, and a second light-shielding layer covering at least a part of the first light-shielding layer and at least a part of the conductive line layer. The second light-shielding layer has a second edge adjacent to the central region, and the second edge has a profile roughness that is greater than that of the first edge.
    Type: Application
    Filed: June 6, 2016
    Publication date: December 22, 2016
    Inventors: Chia-Hsiung CHANG, Yang-Chen CHEN, Kuo-Chang SU, Hsia-Ching CHU
  • Publication number: 20160364069
    Abstract: 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: Application
    Filed: June 6, 2016
    Publication date: December 15, 2016
    Inventors: 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
  • Publication number: 20160309589
    Abstract: A substrate structure includes a first substrate, a plurality of first bonding pads, a second substrate and a connecting layer. The first substrate has an element configuration area and a peripheral area. The peripheral area is located around the element configuration area. The first bonding pads are configured spacing at the peripheral area, and a gap is provided between two adjacent first bonding pads. The first bonding pads are located between the first substrate and the second substrate. The connecting layer is located between the first bonding pads and the second substrate. The part of the connecting layer close to the element configuration area is configured with a plurality of first arc edges.
    Type: Application
    Filed: June 20, 2016
    Publication date: October 20, 2016
    Inventors: Chia-Cheng LIU, Chia-Hsiung CHANG, An-Chang WANG, Chao-Hsiang WANG, Yang-Chen CHEN
  • Publication number: 20160282983
    Abstract: A touch display apparatus and a touch panel thereof are provided. The touch panel includes a substrate, a plurality of inductive electrodes, and at least one bridge part. The inductive electrodes are arranged on the substrate along a first direction and are spaced apart from each other. The bridge part electrically connects two adjacent inductive electrodes, wherein the bridge part has a first edge, a second edge, and a third edge between the first edge and the second edge. The extension line of the first edge, the extension line of the second edge, and the third edge form a first region having an area larger than zero.
    Type: Application
    Filed: July 10, 2015
    Publication date: September 29, 2016
    Inventors: Chia-Hsiung CHANG, Yang-Chen CHEN, Chao-Hsiang WANG
  • Publication number: 20160282984
    Abstract: A touch device is provided, including a first substrate and a circuit board. The first substrate includes a touch sensing structure and a plurality of first electrodes. The touch sensing structure is disposed on the first substrate. The first electrodes are arranged along a first direction. The first electrodes are disposed on the first substrate and electrically connected to the touch sensing structure, a first gap is formed between two adjacent first electrodes, and a minimum distance between the two adjacent first electrodes is a gap distance. The circuit board is partially overlapping the substrate in a vertical projection direction, the circuit board including a plurality of second electrodes corresponding to the first electrodes. One of the two adjacent first electrodes has a first electrode side edge facing the first gap. One of the second electrodes has a second electrode side edge located in the first gap.
    Type: Application
    Filed: August 19, 2015
    Publication date: September 29, 2016
    Inventors: Chia-Hsiung CHANG, Yang-Chen CHEN, Kuo-Chang SU, Hsia-Ching CHU
  • Publication number: 20160239130
    Abstract: A touch panel including a first substrate and a touch electrode layer is provided. The first substrate has a touch area and a trace area outside the touch area. The touch electrode layer is disposed on the first substrate and includes a plurality of touch electrodes and a first trace. The touch electrodes are disposed on the touch area. The first trace has a trace portion disposed on the trace area, a contact portion disposed on the touch area, and a connecting portion. The contact portion is electrically connected to at least one of the touch electrodes. The connecting portion has a first end and a second end. The first end is connected to the trace portion and the second end is connected to the contact portion. A first width of the first end is smaller than a second width of the second end.
    Type: Application
    Filed: May 21, 2015
    Publication date: August 18, 2016
    Applicant: INNOLUX CORPORATION
    Inventors: Yang-Chen CHEN, Chia-Hsiung CHANG, Hsia-Ching CHU
  • Patent number: 9398690
    Abstract: A substrate structure includes a first substrate, a plurality of first bonding pads and a connecting layer. The first substrate has an element configuration area and a peripheral area. The peripheral area is disposed around the element configuration area. The first bonding pads are configured spacing at the peripheral area, and a gap is provided between two adjacent first bonding pads. The connecting layer is disposed on the first substrate and covers the first bonding pads and the gaps. The part of the connecting layer close to the element configuration area is configured with a plurality of first arc edges.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: July 19, 2016
    Assignee: INNOLUX CORPORATION
    Inventors: Chia-Cheng Liu, Chia-Hsiung Chang, An-Chang Wang, Chao-Hsiang Wang, Yang-Chen Chen
  • Publication number: 20160202780
    Abstract: A touch device including a substrate and a sensing electrode thereon is provided. An insulation layer is disposed on the sensing electrode, wherein the insulation layer includes a first contact via exposing a part of a terminal of the sensing electrode. A trace is disposed on the insulation layer and electrically connected to the terminal of the sensing electrode through the first contact via. A corner in the first contact via includes a first edge, a second edge, and a third edge, wherein the second edge is disposed between the first edge and the third edge. The first edge and the second edge include a first angle therebetween of greater than 90 degrees, and the second edge and the third edge include a second angle therebetween of greater than 90 degrees.
    Type: Application
    Filed: April 15, 2015
    Publication date: July 14, 2016
    Inventors: Chuan-Chi CHIEN, Chia-Hsiung CHANG, Yang-Chen CHEN
  • Publication number: 20160195966
    Abstract: Disclosed is a touch display apparatus including a display panel, a substrate and a touch-sensing layer thereon. The substrate is disposed above the display panel and includes a touch-sensing region and a non-touch-sensing region. The touch-sensing layer includes a first trace, and at least a part of the first trace is disposed above the non-touch-sensing region. A mesh pattern is formed on a surface of the first trace.
    Type: Application
    Filed: March 20, 2015
    Publication date: July 7, 2016
    Inventors: Chia-Hsiung CHANG, Yang-Chen CHEN, Mei-Chun SHIH
  • Publication number: 20160195987
    Abstract: A touch sensor device is provided. The touch sensor device includes a substrate having a sensing region and a non-sensing region. There is a plurality of sensor electrodes disposed on the surface of the substrate in the sensing region. At least one of the sensor electrodes has a sidewall with a concave-convex contour. The concave-convex contour includes a first convex portion, a second convex portion, and a concave portion between the first convex portion and the second convex portion. The first convex portion is closer to the surface of the substrate than the second convex portion, and the first convex portion is more outward than the second convex portion. A method for forming the touch sensor device is also provided.
    Type: Application
    Filed: December 31, 2015
    Publication date: July 7, 2016
    Inventors: Ju-Ling LIN, Hsi-Chien CHEN, Chia-Hsiung CHANG, Yang-Chen CHEN
  • Publication number: 20160170537
    Abstract: Disclosed is a touch device including a substrate and a touch-sensing electrode layer thereon. The touch-sensing electrode layer includes at least one sensing electrode in a touch-sensing region, and at least one conducting line in a non-touch-sensing region. The conducting line is electrically connected to the sensing electrode. The non-touch-sensing region is located outside of the touch-sensing region, and the non-touch-sensing region includes a curve region connecting a first non-curve region and a second non-curve region. The conducting line has a first width in the first non-curve region, a second width in the second non-curve region, and a third width in the curve region, wherein the third width is greater than the first width and the second width.
    Type: Application
    Filed: March 5, 2015
    Publication date: June 16, 2016
    Inventors: Yang-Chen CHEN, Chia-Hsiung CHANG, Kuei-Ling LIU
  • Patent number: D777625
    Type: Grant
    Filed: August 12, 2015
    Date of Patent: January 31, 2017
    Inventor: Chia Hsiung Chang