Patents by Inventor Joong-Tae Kim

Joong-Tae Kim 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: 10914979
    Abstract: A display panel may include the following elements: a substrate; a first-color filter, which overlaps the substrate and may include a first-color portion and a first-color part; a second-color filter, which may include a second-color portion and a second-color part; a third-color filter, which may include a third-color portion and a third-color part; a light-blocking structure, which may be positioned between the first-color part and the second-color part in a plan view of the display panel and may include the first-color portion, the second-color portion, and the third-color portion, wherein the first-color portion, the second-color portion, and the third-color portion are stacked in a direction perpendicular to the substrate.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: February 9, 2021
    Inventors: Min Ha Hwang, Seung-Suk Yang, You Hyun Jeong, Joong Tae Kim, Da Young Lee, Kweon Sam Hong
  • Publication number: 20200089045
    Abstract: A display panel may include the following elements: a substrate; a first-color filter, which overlaps the substrate and may include a first-color portion and a first-color part; a second-color filter, which may include a second-color portion and a second-color part; a third-color filter, which may include a third-color portion and a third-color part; a light-blocking structure, which may be positioned between the first-color part and the second-color part in a plan view of the display panel and may include the first-color portion, the second-color portion, and the third-color portion, wherein the first-color portion, the second-color portion, and the third-color portion are stacked in a direction perpendicular to the substrate.
    Type: Application
    Filed: November 18, 2019
    Publication date: March 19, 2020
    Inventors: Min Ha HWANG, Seung-Suk YANG, You Hyun JEONG, Joong Tae KIM, Da Young LEE, Kweon Sam HONG
  • Patent number: 10534229
    Abstract: A liquid crystal display device (LCD) including a lower substrate divided into a plurality of pixel regions, a liquid crystal layer disposed over the lower substrate, an upper substrate disposed over the liquid crystal layer and facing the lower substrate, a first spacer disposed over the lower substrate and maintaining a cell gap between the lower substrate and the upper substrate, and a second spacer spaced apart from the first spacer and disposed over lower substrate, the second spacer including a lower base region and a projecting region projecting from the lower base region.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: January 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunghee Hong, Pilgyu Kang, Joong Tae Kim
  • Patent number: 10481425
    Abstract: A display panel may include the following elements: a substrate; a first-color filter, which overlaps the substrate and may include a first-color portion and a first-color part; a second-color filter, which may include a second-color portion and a second-color part; a third-color filter, which may include a third-color portion and a third-color part; a light-blocking structure, which may be positioned between the first-color part and the second-color part in a plan view of the display panel and may include the first-color portion, the second-color portion, and the third-color portion, wherein the first-color portion, the second-color portion, and the third-color portion are stacked in a direction perpendicular to the substrate.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: November 19, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Ha Hwang, Seung-Suk Yang, You Hyun Jeong, Joong Tae Kim, Da Young Lee, Kweon Sam Hong
  • Patent number: 10088716
    Abstract: An LCD includes: pixel electrodes; a common electrode including a plurality of slits; and a liquid crystal layer interposed between the pixel electrodes and the common electrode. The plurality of slits include a first slit and a second slit that are disposed adjacent to each other in a first direction. The first slit includes a first central portion and a first extension portion extending from the first central portion toward the second slit, and the second slit includes a second central portion and a first extension portion extending from the second central portion toward the first slit. An end of the first extension portion of the first slit and an end of the first extension portion of the second slit are spaced apart from each other; and disposed, in a staggered manner, on opposite sides of an imaginary center line connecting the first central portion and the second central portion.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: October 2, 2018
    Inventors: In Woo Kim, Joong Tae Kim, Da Young Lee, Ki Hun Jeong, Yong Tae Cho, Min Ha Hwang
  • Patent number: 10068930
    Abstract: A display device comprising a first electrode that comprises a first region, a second region, and a third region located between the first region and the second region; a first insulating film disposed on the first electrode; a second electrode that is disposed on the first insulating film and comprises a fourth region overlapping the third region; a second insulating film disposed on the second electrode; a contact hole formed through the second insulating film, the first contact hole exposing the first, second and fourth regions; and a third electrode that is disposed on the second insulating film to cover the first contact hole, and is connected to at least one of the first region and the second region exposed by the first contact hole and the fourth region exposed by the first contact hole.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: September 4, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sol Ip Jeong, Sung Hee Hong, Se Jin Kim, Joong Tae Kim, Yang Ho Bae, Kyung Suk Jung, Beom Hee Han
  • Publication number: 20170294450
    Abstract: A display device comprising a first electrode that comprises a first region, a second region, and a third region located between the first region and the second region; a first insulating film disposed on the first electrode; a second electrode that is disposed on the first insulating film and comprises a fourth region overlapping the third region; a second insulating film disposed on the second electrode; a contact hole formed through the second insulating film, the first contact hole exposing the first, second and fourth regions; and a third electrode that is disposed on the second insulating film to cover the first contact hole, and is connected to at least one of the first region and the second region exposed by the first contact hole and the fourth region exposed by the first contact hole.
    Type: Application
    Filed: February 10, 2017
    Publication date: October 12, 2017
    Inventors: Sol Ip JEONG, Sung Hee HONG, Se Jin KIM, Joong Tae KIM, Yang Ho BAE, Kyung Suk JUNG, Beom Hee HAN
  • Publication number: 20170168341
    Abstract: A liquid crystal display device (LCD) including a lower substrate divided into a plurality of pixel regions, a liquid crystal layer disposed over the lower substrate, an upper substrate disposed over the liquid crystal layer and facing the lower substrate, a first spacer disposed over the lower substrate and maintaining a cell gap between the lower substrate and the upper substrate, and a second spacer spaced apart from the first spacer and disposed over lower substrate, the second spacer including a lower base region and a projecting region projecting from the lower base region.
    Type: Application
    Filed: November 3, 2016
    Publication date: June 15, 2017
    Inventors: Sunghee HONG, Pilgyu KANG, Joong Tae KIM
  • Publication number: 20170153515
    Abstract: An LCD includes: pixel electrodes; a common electrode including a plurality of slits; and a liquid crystal layer interposed between the pixel electrodes and the common electrode. The plurality of slits include a first slit and a second slit that are disposed adjacent to each other in a first direction. The first slit includes a first central portion and a first extension portion extending from the first central portion toward the second slit, and the second slit includes a second central portion and a first extension portion extending from the second central portion toward the first slit. An end of the first extension portion of the first slit and an end of the first extension portion of the second slit are spaced apart from each other; and disposed, in a staggered manner, on opposite sides of an imaginary center line connecting the first central portion and the second central portion.
    Type: Application
    Filed: July 22, 2016
    Publication date: June 1, 2017
    Inventors: In Woo KIM, Joong Tae KIM, Da Young LEE, Ki Hun JEONG, Yong Tae CHO, Min Ha HWANG
  • Patent number: 9613876
    Abstract: A thin film transistor (TFT) substrate includes a base substrate, a TFT disposed on the base substrate. The TFT includes a gate electrode, a semiconductor layer comprising a channel region, and a source electrode and a drain electrode spaced apart from one another by a length of the channel region. The TFT substrate further includes a gate insulating layer disposed between the gate electrode and the semiconductor layer and a measuring pattern configured to measure a length of the channel region.
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: April 4, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong Tae Cho, Joong Tae Kim, In Woo Kim, Kwang Su Park, Da Young Lee, Min Ha Hwang, Seong Jun Hwang
  • Publication number: 20160320662
    Abstract: A display panel may include the following elements: a substrate; a first-color filter, which overlaps the substrate and may include a first-color portion and a first-color part; a second-color filter, which may include a second-color portion and a second-color part; a third-color filter, which may include a third-color portion and a third-color part; a light-blocking structure, which may be positioned between the first-color part and the second-color part in a plan view of the display panel and may include the first-color portion, the second-color portion, and the third-color portion, wherein the first-color portion, the second-color portion, and the third-color portion are stacked in a direction perpendicular to the substrate.
    Type: Application
    Filed: December 2, 2015
    Publication date: November 3, 2016
    Inventors: Min Ha HWAHG, Seung-Suk YANG, You Hyun JEONG, Joong Tae KIM, Da Young LEE, Kweon Sam HONG
  • Publication number: 20160293504
    Abstract: A thin film transistor (TFT) substrate includes a base substrate, a TFT disposed on the base substrate. The TFT includes a gate electrode, a semiconductor layer comprising a channel region, and a source electrode and a drain electrode spaced apart from one another by a length of the channel region. The TFT substrate further includes a gate insulating layer disposed between the gate electrode and the semiconductor layer and a measuring pattern configured to measure a length of the channel region.
    Type: Application
    Filed: December 21, 2015
    Publication date: October 6, 2016
    Inventors: Yong Tae Cho, Joong Tae Kim, In Woo Kim, Kwang Su Park, Da Young Lee, Min Ha Hwang, Seong Jun Hwang
  • Publication number: 20160109750
    Abstract: A liquid crystal display device according to the present invention includes: a first substrate; a first color filter and a second color filter provided on the first substrate and including an overlapping portion where at least parts of the first and second color filters overlap each other; and a light blocking member formed between the first substrate and the overlapping portion, wherein the light blocking member includes a recessed portion corresponding to the overlapping portion of the first color filter and the second color filter. According to the present invention, the recessed portion is formed in the light blocking member provided in the overlapping portion of two or more color filters to reduce a step difference caused by the overlapping portion of the color filters, thereby preventing an alignment defect.
    Type: Application
    Filed: April 8, 2015
    Publication date: April 21, 2016
    Inventors: Joong Tae KIM, In Woo KIM, Kwang su PARK, Da Young LEE, Yong Tae CHO, Min Ha HWAHG
  • Patent number: 9318505
    Abstract: A display panel includes a first substrate including a switching device array, a second substrate spaced apart from the first substrate, a column spacer maintaining a cell gap between the first substrate and the second substrate, the first substrate includes a gate line on a base substrate and extending in a direction, a data line crossing with the gate line, a switching device electrically connected to the gate line and the data line and including a gate electrode, a source electrode and a drain electrode, a pixel electrode connected to the switching device and a dummy pattern adjacent to the column spacer.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: April 19, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Woong-Kwon Kim, Sang-Ho Kim, Joong-Tae Kim, Min-Ha Hwang, In-Woo Kim, Woo-Sung Sohn, Ki-Hun Jeong, Kweon-Sam Hong
  • Patent number: 9304361
    Abstract: A display substrate includes a first display substrate comprising a display area having an array of switching elements and a peripheral area surrounding the display area, a second display substrate facing the first display substrate, a color filter disposed on the display area of the first display substrate, a first backflow-blocking pattern including a material substantially the same as the color filter and disposed on the peripheral area and an insulation layer covering the color filter and the first backflow-blocking pattern, the insulation layer having a hole exposing, for outgas testing purposes, a corresponding portion of the first backflow-blocking pattern.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: April 5, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joong-Tae Kim, Kwang-Jae Kim, Hyun-Woong Baek, Yong-Chan Jeon
  • Publication number: 20150168771
    Abstract: A display substrate includes a first display substrate comprising a display area having an array of switching elements and a peripheral area surrounding the display area, a second display substrate facing the first display substrate, a color filter disposed on the display area of the first display substrate, a first backflow-blocking pattern including a material substantially the same as the color filter and disposed on the peripheral area and an insulation layer covering the color filter and the first backflow-blocking pattern, the insulation layer having a hole exposing, for outgas testing purposes, a corresponding portion of the first backflow-blocking pattern.
    Type: Application
    Filed: December 8, 2014
    Publication date: June 18, 2015
    Inventors: Joong-Tae KIM, Kwang-Jae KIM, Hyun-Woong BAEK, Yong-Chan JEON
  • Publication number: 20150162355
    Abstract: A display panel includes a first substrate including a switching device array, a second substrate spaced apart from the first substrate, a column spacer maintaining a cell gap between the first substrate and the second substrate, the first substrate includes a gate line on a base substrate and extending in a direction, a data line crossing with the gate line, a switching device electrically connected to the gate line and the data line and including a gate electrode, a source electrode and a drain electrode, a pixel electrode connected to the switching device and a dummy pattern adjacent to the column spacer.
    Type: Application
    Filed: June 13, 2014
    Publication date: June 11, 2015
    Inventors: Woong-Kwon KIM, Sang-Ho Kim, Joong-Tae Kim, Min-Ha Hwang, In-Woo Kim, Woo-Sung Sohn, Ki-Hun Jeong, Kweon-Sam Hong