Patents by Inventor Ho-Kyoon Kwon

Ho-Kyoon Kwon 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: 11895884
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: February 6, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
  • Publication number: 20220085140
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Application
    Filed: November 29, 2021
    Publication date: March 17, 2022
    Inventors: Keon Woo KIM, Ji Hyun KA, Tae Hoon KWON, Ho Kyoon KWON, Min Ku LEE, Zail LHEE, Jin Tae JEONG, Seung Ji CHA, Byung Du AHN, Jeong Ho LEE
  • Patent number: 11189680
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: November 30, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
  • Patent number: 10971567
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: April 6, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hak Lee, Ho Kyoon Kwon, Deuk Jong Kim, Dong-Hyun Lee, Ji Hye Heo
  • Patent number: 10825840
    Abstract: Embodiments of the present disclosure provide a thin-film transistor (TFT) panel structured to prevent the deterioration of image quality due to the luminance change of backlight.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: November 3, 2020
    Inventors: Byoung-Sun Na, Ju-Hee Lee, Won-Hee Lee, Ho-Kyoon Kwon
  • Publication number: 20190378885
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Application
    Filed: August 22, 2019
    Publication date: December 12, 2019
    Inventors: Jae Hak LEE, Ho Kyoon KWON, Deuk Jong KIM, Dong-Hyun LEE, Ji Hye HEO
  • Patent number: 10431640
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: October 1, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hak Lee, Ho Kyoon Kwon, Deuk Jong Kim, Dong-Hyun Lee, Ji Hye Heo
  • Publication number: 20190206978
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Keon Woo KIM, Ji Hyun KA, Tae Hoon KWON, Ho Kyoon KWON, Min Ku LEE, Zail LHEE, Jin Tae JEONG, Seung Ji CHA, Byung Du AHN, Jeong Ho LEE
  • Patent number: 10229964
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: March 12, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
  • Patent number: 10209588
    Abstract: A method of repairing a short of a pixel electrode and a storage electrode including irradiating laser to separate a portion shorted to the pixel electrode among the storage electrode to be disconnected, in which the storage electrode includes a first portion overlapping a data line between two adjacent gate lines and a second portion connected to the first portion and enclosing an edge of a pixel area except for a region where the first portion is formed, the pixel area is defined by the data line and a gate line, a thin film transistor is coupled to the data line, the gate line, and the pixel electrode, and two adjacent pixel areas are defined by the two adjacent gate lines and two adjacent data lines, and the storage electrode is branched between pixel electrodes respectively formed in the two adjacent pixel areas.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: February 19, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Woong Chang, Ho-Kyoon Kwon, Shin-Tack Kang
  • Publication number: 20190013373
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Application
    Filed: January 10, 2018
    Publication date: January 10, 2019
    Inventors: Jae Hak LEE, Ho Kyoon KWON, Deuk Jong KIM, Dong-Hyun LEE, Ji Hye HEO
  • Publication number: 20180292723
    Abstract: A method of repairing a short of a pixel electrode and a storage electrode including irradiating laser to separate a portion shorted to the pixel electrode among the storage electrode to be disconnected, in which the storage electrode includes a first portion overlapping a data line between two adjacent gate lines and a second portion connected to the first portion and enclosing an edge of a pixel area except for a region where the first portion is formed, the pixel area is defined by the data line and a gate line, a thin film transistor is coupled to the data line, the gate line, and the pixel electrode, and two adjacent pixel areas are defined by the two adjacent gate lines and two adjacent data lines, and the storage electrode is branched between pixel electrodes respectively formed in the two adjacent pixel areas.
    Type: Application
    Filed: June 13, 2018
    Publication date: October 11, 2018
    Inventors: Jong-Woong CHANG, Ho-Kyoon KWON, Shin-Tack KANG
  • Publication number: 20180240856
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Application
    Filed: December 5, 2017
    Publication date: August 23, 2018
    Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
  • Patent number: 10007158
    Abstract: A method to repair a data line in a thin film transistor array panel includes, if the data line is disconnected at a disconnection portion, irradiating a laser on at least one side of the disconnected portion of the data line to short the data line and a storage electrode, and irradiating the laser to separate a portion shorted to the data line among the storage electrode to be disconnected. The storage electrode includes a first portion overlapping the data line between two adjacent gate lines and a second portion connected to the first portion and enclosing an edge of a pixel area except for a region where the first portion is formed. Two adjacent pixel areas are defined by the two adjacent gate lines and two adjacent data lines, and the storage electrode is branched between pixel electrodes.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: June 26, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Woong Chang, Ho-Kyoon Kwon, Shin-Tack Kang
  • Patent number: 9898980
    Abstract: A display apparatus includes a plurality of pixels arranged in columns and rows in a display area, a data line extending in a first direction and connected with pixels of a k-th column (‘k’ is a natural number) and a (k+1)-th column, a gate line extending in a second direction crossing the first direction and connected with ones of the pixels, a gate signal line extending in the first direction and connected with the gate line, and a gate driver in a first peripheral area adjacent to a first longer side of the display area and having a first width, and configured to apply a gate signal to the gate line.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: February 20, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho-Kyoon Kwon, Myoung-Soo Kim, Sang-Ik Lee, Kyoung-Ho Lim, Kwang-Chul Jung, Jun-Ki Jeong, Ki-Seok Cha, Joon-Chul Goh, Bong-Hyun You
  • Patent number: 9547209
    Abstract: A liquid crystal display includes: an insulating substrate; gate lines and data lines disposed on the insulating substrate; pixels disposed on the substrate substantially in a matrix form, each pixel including a thin film transistor connected to a corresponding gate line of the gate lines and a corresponding data line of the data lines, a first electrode disposed on the thin film transistor, and a second electrode disposed on the first electrode; a first insulating layer disposed on the gate lines, the data lines and the thin film transistor, and under the first electrode; and a second insulating layer disposed between the first electrode and the second electrode, in which each of the first insulating layer and the second insulating layer include an inorganic insulating layer, and a thickness of the first insulating layer is greater than a thickness of the second insulating layer.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: January 17, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae Ho Song, Ho Kyoon Kwon, Yu-Han Bae, Kee Byem Kim, Yun Soo Kim, Jae Hun Chung
  • Patent number: 9519387
    Abstract: A display device includes a display panel, a signal controller, sensing signal lines, and a touch sensor controller. The display panel includes pixels configured to display images, and touch sensor electrodes configured to sense a touch event. The touch sensor electrodes overlap a conductive layer. The signal controller is configured to generate signals to control the display of the images via the display panel. The sensing signal lines are respectively connected to the touch sensor electrodes. The touch sensor controller is configured to transmit a sensing input signal via the sensing signal lines, receive a sensing output signal via the sensing signal lines, and generate touch information based on reception of the sensing output signal. The touch sensor controller is configured to apply the same signal to the touch sensor electrodes and the conductive layer.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: December 13, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Kim, Ho Kyoon Kwon, Jin Woo Park, Dae Ho Song, Ki Seok Cha
  • Patent number: 9477353
    Abstract: A display device include a first surface, a sensing capacitor having a sensing input electrode and a sensing output electrode, wherein the sensing capacitor stores a first amount of charges and the sensing capacitor stored a second amount of charges when an external object contacts on the first surface, a sensing input signal line electrically connected with the sensing input electrode and receiving a sensing input signal to charge the sensing capacitor to the first amount of charges, a sensing output signal line electrically connected with the sensing output electrode, and a sensing signal processor connected with the sensing output signal line, wherein the sensing signal processor determines whether an external objects contact on the first surface based on a voltage difference between the first amount of charges and the second amount of charges stored in the sensing capacitor.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: October 25, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Chul Kim, Ho Kyoon Kwon, Ki Seok Cha, Seok-Hyun Jung, Ho Jin Byun, Dae ho Song
  • Patent number: 9423661
    Abstract: A liquid crystal display includes: a bottom chassis, a backlight assembly received in the bottom chassis, a liquid crystal display panel including a thin film transistor substrate and a counter substrate disposed opposite the thin film transistor substrate, with the liquid crystal display panel being disposed so that the counter substrate faces the backlight assembly. The liquid crystal display further includes a mold structure disposed between the bottom chassis and the liquid crystal display panel, and configured to fasten the liquid crystal display panel to the bottom chassis, a driving connection line connected to the thin film transistor substrate and a shield case configured to cover the driving connection line to protect the driving connection line, and including a lateral side disposed corresponding to an edge of the liquid crystal display panel or disposed inside the edge of the liquid crystal panel.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: August 23, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Hwan Jeon, Kee Byem Kim, Sang Hwan Lee, Jae Hun Chung, Ki Seok Cha, Ho Kyoon Kwon, Yun Soo Kim, Dae Ho Song, Young Dae Song, Sang A An
  • Publication number: 20160190167
    Abstract: Embodiments of the present disclosure provide a thin-film transistor (TFT) panel structured to prevent the deterioration of image quality due to the luminance change of backlight.
    Type: Application
    Filed: March 4, 2016
    Publication date: June 30, 2016
    Inventors: Byoung-Sun NA, Ju-Hee LEE, Won-Hee LEE, Ho-Kyoon KWON