Patents by Inventor Manhyeop Han

Manhyeop Han 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: 9250735
    Abstract: A touch sensor integrated display device is provided comprising gate lines and data lines formed on a substrate to be intersected with each other, a plurality of pixel electrodes formed at intersections between the gate lines and the data lines, and a common electrode formed to overlap the plurality of pixel electrodes through an insulating film disposed between the common electrode and the plurality of pixel electrodes, wherein the common electrode includes at least two touch electrodes, each of which is connected to at least one of signal lines arranged in one of a first direction and a second direction crossing the first direction.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: February 2, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Cheolse Kim, Buyeol Lee, Sunjung Lee, Sangsoo Hwang, Yoonhwan Woo, Manhyeop Han
  • Patent number: 9170694
    Abstract: Disclosed is a touch sensor integrated type display device, that includes a plurality of gate lines and data lines which cross each other and form a plurality of pixel areas, a plurality of first electrodes arranged in parallel with one another in a first direction, a plurality of second electrodes which are formed on the same layer as the first electrodes and are arranged in parallel with one another in the first direction and a second direction crossing the first direction, and a plurality of pixel electrodes which are formed on a layer different from the first and second electrodes in the pixel areas and are positioned opposite the first and second electrodes. The first electrodes and the second electrodes arranged in parallel with one another in the first direction are alternately disposed every m electrode lines, where m is a natural number.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: October 27, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Manhyeop Han, Cheolse Kim
  • Patent number: 9152262
    Abstract: A touch sensor integrated type display device includes a plurality of gate lines and a plurality of data lines which are formed to cross over each other; a plurality of pixel electrodes respectively formed in areas defined by crossings of the plurality of gate lines and the plurality of data lines; a plurality of first electrodes, each of which is formed between the pixel electrodes and in parallel with the gate line, the pixel electrodes being adjacent to each other with the gate line interposed therebetween; a plurality of second electrodes formed in parallel with the data lines, at least a portion of each of the plurality of second electrodes overlapping the pixel electrode; and a shielding electrode formed between each first electrode and each second electrode.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: October 6, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Jinseong Kim, Juhan Kim, Manhyeop Han
  • Publication number: 20150185938
    Abstract: A touch sensor integrated type display device includes a plurality of first areas where a plurality of first electrodes are respectively located; and a plurality of second areas where a plurality of second electrodes and a plurality of third electrodes are arranged alternately in a first direction so as to avoid contact with each other. The plurality of first electrodes located in the plurality of first areas are connected to each other in the first direction, the plurality of second electrodes located in the plurality of second areas are connected to each other in the first direction, and the plurality of third electrodes located in the plurality of second areas are arranged in a second direction crossing the first direction.
    Type: Application
    Filed: November 19, 2014
    Publication date: July 2, 2015
    Inventors: Manhyeop HAN, Cheolse KIM
  • Publication number: 20150185939
    Abstract: A touch sensor integrated type display device includes a plurality of first electrodes each including a plurality of first electrode patterns, which are adjacent to one another in a first direction and are connected to one another through at least one first bottleneck, and a plurality of second electrodes arranged in a second direction crossing the first direction. The first electrodes are arranged in the first direction. The plurality of first electrode patterns and the plurality of second electrodes are alternately disposed along the first direction. At least one unit pixel electrode is disposed correspondingly to each first electrode pattern. Each first electrode pattern includes an electric field shielding portion disposed between the unit pixel electrode and the second electrode.
    Type: Application
    Filed: November 20, 2014
    Publication date: July 2, 2015
    Applicant: LG Display Co., Ltd.
    Inventors: Manhyeop HAN, Juhan KIM
  • Publication number: 20150185940
    Abstract: A touch sensor integrated type display device includes first touch electrodes located in the active area and divided in first and second directions crossing each other; second touch electrodes located in the active area, divided in the first direction, and alternating with the first touch electrodes arranged in the first direction; and a plurality of first sub routing wires respectively connected to the plurality of first touch electrodes, and arranged side by side in the second direction, wherein the first touch electrodes located in outermost both sides of the active area in the first direction, among the first touch electrodes arranged in the second direction, are smaller in size than another first touch electrodes.
    Type: Application
    Filed: November 20, 2014
    Publication date: July 2, 2015
    Applicant: LG Display Co., Ltd.
    Inventors: Manhyeop HAN, Juhan KIM
  • Publication number: 20150153877
    Abstract: A touch sensor integrated type display device capable of recognizing a user's touch operation is disclosed. The touch sensor integrated type display device includes a plurality of first electrodes each including a plurality of first electrode patterns, which are connected through a plurality of first bottlenecks, the plurality of first electrodes being arranged in a first direction, and a plurality of second electrodes arranged in a second direction crossing the first direction. The plurality of first electrode patterns and the plurality of second electrodes are alternately disposed. At least one unit pixel electrode is disposed corresponding to each of the plurality of first electrode patterns.
    Type: Application
    Filed: November 19, 2014
    Publication date: June 4, 2015
    Applicant: LG Display Co., Ltd.
    Inventors: Manhyeop HAN, Seungkyeom KIM
  • Publication number: 20150153882
    Abstract: A touch sensor integrated type display device includes gate lines and data lines crossing over the gate lines, a plurality of pixel electrodes respectively disposed in areas defined by the crossing of the gate lines and the data lines, a plurality of 1-1 electrodes each of which is disposed correspondingly to some of the pixel electrodes and has a first size, a plurality of 1-2 electrodes connected to the plurality of 1-1 electrodes, each of which is disposed correspondingly to another some of the pixel electrodes, and has a second size greater than the first size, and a plurality of second electrodes, each of which is disposed between the 1-1 and 1-2 electrode and is arranged in a direction crossing the 1-1 and 1-2 electrodes. The two 1-1 electrodes are disposed between the 1-2 electrodes in parallel.
    Type: Application
    Filed: November 19, 2014
    Publication date: June 4, 2015
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Juhan KIM, Cheolse KIM, Jinseong KIM, Manhyeop HAN
  • Patent number: 9019215
    Abstract: A display with integrated touch sensor and a driving method thereof are provided. The display comprises a display data driving circuit that supplies analog video data voltages to data lines of a display panel during a display period and maintains the voltage of the data lines at the same specific DC voltage during a touch sensor driving period; a display scan driving circuit that sequentially supplies scan pulses synchronized with the analog video data voltages to the gate lines of the display panel during the display period; a touch sensor driving circuit that sequentially supplies driving pulses to the Tx lines of the display panel during the touch sensor driving period; and a touch sensor readout circuit that receives a touch signal from the mutual capacitances via the Rx lines of the display panel during the touch sensor driving period.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: April 28, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Sangsoo Hwang, Cheolse Kim, Manhyeop Han
  • Publication number: 20150084888
    Abstract: Provided is a touch sensor integrated type display device. The device includes: an active area (AA), a bezel area (BA) outside the AA, the BA including: a data driving integrated circuit (IC), a flexible printed circuit (FPC) board, a gate driving IC, and gate line-on-glass (LOG) wires between the FPC board and the gate driving IC, first electrodes in the AA and crossing in first and second directions, second electrodes in the AA, arranged in the second direction and alternately disposed with the first electrodes along the first direction, grouping wires in the BA in parallel between the AA and the data driving IC, having different lengths, such that the grouping wires are non-overlapped with the gate LOG wires, and first sub-routing wires connecting the first electrodes, corresponding to one line in the first direction, to each of the grouping wires.
    Type: Application
    Filed: August 12, 2014
    Publication date: March 26, 2015
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Manhyeop HAN, Juhan KIM
  • Patent number: 8982083
    Abstract: A display device includes a plurality of first electrodes arranged on a substrate in parallel in a first direction; a plurality of second electrodes arranged in parallel in the first direction and a second direction crossing the first direction without contacting with the plurality of first electrodes; a plurality of first connecting wires, each first connecting wire being connected with at least one of the plurality of the first electrodes; and a plurality of second connecting wires, each second connecting wire connecting the second electrodes to each other in the second direction, wherein a touch driving voltage is supplied to the plurality of first connecting wires and a common voltage is supplied to the plurality of second connecting wires so that mutual capacitance is generated between the a plurality of first electrodes and the plurality of second electrodes.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: March 17, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Cheolse Kim, Juhan Kim, Manhyeop Han
  • Patent number: 8970532
    Abstract: A touch sensor integrated type display device capable of reducing its thickness and simplifying its manufacturing process. The display device includes first electrodes, second electrodes, first connecting wires, and second connecting wires. The first electrodes are arranged on a substrate in parallel in a first direction, and the second electrodes are arranged in parallel in the first direction and a second direction crossing the first direction without contacting the first electrodes. Each first connecting wire is connected with at least one the first electrodes. Each second connecting wire connects the second electrodes to each other in the second direction. A touch driving voltage is supplied to the first connecting wires and a common voltage is supplied to the second connecting wires so that mutual capacitance is generated between the first electrodes and the second electrodes.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: March 3, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Cheolse Kim, Manhyeop Han
  • Patent number: 8792062
    Abstract: The present invention provides a touch integrated display device which reduces a thickness of a display device and can improve touch performance. The touch integrated display device according to one embodiment of the present invention can include: a TFT positioned on a lower substrate; a pixel electrode connected to the TFT; a common electrode facing the pixel electrode to form electric field; a liquid crystal layer positioned on the common electrode; an upper substrate facing the lower substrate which is positioned at both sides of the liquid crystal layer; a driving electrode which is positioned on one side of the upper substrate adjacent to the liquid crystal layer; and a sensing electrode which is positioned on the other side of the upper substrate and faces the driving electrode.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: July 29, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Sangsoo Hwang, Cheolse Kim, Manhyeop Han
  • Publication number: 20140184559
    Abstract: Disclosed is a touch sensor integrated type display device, that includes a plurality of gate lines and data lines which cross each other and form a plurality of pixel areas, a plurality of first electrodes arranged in parallel with one another in a first direction, a plurality of second electrodes which are formed on the same layer as the first electrodes and are arranged in parallel with one another in the first direction and a second direction crossing the first direction, and a plurality of pixel electrodes which are formed on a layer different from the first and second electrodes in the pixel areas and are positioned opposite the first and second electrodes. The first electrodes and the second electrodes arranged in parallel with one another in the first direction are alternately disposed every m electrode lines, where m is a natural number.
    Type: Application
    Filed: December 12, 2013
    Publication date: July 3, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Manhyeop HAN, Cheolse KIM
  • Publication number: 20140168150
    Abstract: A touch sensor integrated type display device includes gate and data lines that cross over each other to form a plurality of pixel regions; first electrodes arranged in parallel in a first direction; second electrodes arranged in parallel in a second direction; first subpixel electrodes formed within the pixel regions on a different layer from the first electrodes and overlap the first electrodes; a second subpixel electrode formed on the same layer as the first electrodes and overlaps the second electrodes; first routing wires that group the first electrodes into m units; second routing wires that group the second electrodes into n units; first electrostatic discharging circuits that connect the first routing wires to a ground wire; and second electrostatic discharging circuits that connects the second routing wires to the ground wire, wherein the first subpixel electrodes and the second subpixel electrode constitute a unit pixel.
    Type: Application
    Filed: December 5, 2013
    Publication date: June 19, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: Seungkyeom Kim, Jinseong Kim, Manhyeop Han
  • Publication number: 20140168537
    Abstract: A touch sensor integrated type display device includes gate lines and data lines; a plurality of pixel electrodes respectively formed in pixel areas defined by crossings of the gate and data lines; a first electrode formed between first pixel electrodes and in parallel with a first gate line of the gate lines, the first pixel electrodes being adjacent to each other with the first gate line interposed therebetween; second electrodes formed between second pixel electrodes and arranged in a line in parallel with a second gate line adjacent to the first gate line, the second pixel electrodes being adjacent to each other with the second gate line interposed therebetween; and third electrodes, each of which is formed in parallel with the data lines and contacts the second electrodes, at least a portion of each of the third electrodes overlapping the first and second pixel electrodes.
    Type: Application
    Filed: December 4, 2013
    Publication date: June 19, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Manhyeop Han, Jinseong Kim
  • Publication number: 20140168539
    Abstract: A touch sensor integrated type display device includes a plurality of gate lines and a plurality of data lines which are formed to cross over each other; a plurality of pixel electrodes respectively formed in areas defined by crossings of the plurality of gate lines and the plurality of data lines; a plurality of first electrodes, each of which is formed between the pixel electrodes and in parallel with the gate line, the pixel electrodes being adjacent to each other with the gate line interposed therebetween; a plurality of second electrodes formed in parallel with the data lines, at least a portion of each of the plurality of second electrodes overlapping the pixel electrode; and a shielding electrode formed between each first electrode and each second electrode.
    Type: Application
    Filed: December 5, 2013
    Publication date: June 19, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jinseong Kim, Juhan Kim, Manhyeop Han
  • Publication number: 20140168538
    Abstract: A touch sensor integrated type display device includes gate lines, a gate insulating film, data lines formed to cross over the gate lines, thin film transistors formed in pixel regions, a first passivation layer that covers the thin film transistors, first electrodes disposed on the first passivation layer along the data lines with the gate lines interposed therebetween, a second passivation layer covering the first electrodes, pixel electrodes that are formed in the pixel regions to partially overlap the first electrodes, and second electrodes formed on the second passivation layer in parallel with the gate lines, each of the plurality of second electrodes is disposed between neighboring pixel electrodes with the gate lines interposed therebetween.
    Type: Application
    Filed: December 5, 2013
    Publication date: June 19, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jinseong Kim, Juhan Kim, Manhyeop Han
  • Publication number: 20140168149
    Abstract: A touch sensor integrated type display device includes gate lines and data lines crossing over each other, pixel electrodes respectively formed in areas defined by crossing the gate lines and the data lines, first electrodes, each of which is formed between the pixel electrodes and in parallel with the gate line, the pixel electrodes being adjacent to each other with the gate line interposed therebetween, second electrodes formed in parallel with the data lines to overlap the pixel electrode, first routing wires connecting some of the first electrodes to form first electrode groups arranged in a first direction, second routing wires connecting another some of the first electrodes to form second electrode groups arranged in the first direction; and third routing wires connecting some of the second electrodes to form third electrode groups arranged in a second direction.
    Type: Application
    Filed: December 4, 2013
    Publication date: June 19, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Manhyeop Han, Cheolse Kim, Jinseong Kim
  • Publication number: 20140160066
    Abstract: A touch sensor integrated type display device includes a plurality of gate lines, a plurality of data lines crossing over the plurality of the gate lines, a plurality of pixel electrodes formed in areas defined by crossing over the gate lines and the data lines, a plurality of first electrodes formed between pixel electrodes which are neighbored to each other with a gate line therebetween, a plurality of second electrodes, each of the second electrodes formed to overlap with at least one portion of the pixel electrode and arranged in parallel with the gate line, wherein one of the first and second electrodes serve as common electrodes for driving the display device.
    Type: Application
    Filed: September 13, 2013
    Publication date: June 12, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: Cheolse Kim, Juhan Kim, Hoonbae Kim, Sungsu Han, Jinseong Kim, Manhyeop Han