Patents by Inventor Hyung-June KIM

Hyung-June 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: 10031387
    Abstract: A liquid crystal display includes: a first substrate on which a plurality of pixel areas are formed; first to fourth color filter layers comprising a plurality of color filters disposed in the pixel areas and having four different colors in four adjacent pixel areas; a plurality of pixel electrodes disposed on the color filter layers corresponding to the respective pixel areas; a second substrate coupled to and facing the first substrate; and a common electrode disposed on one of the first substrate and the second substrate, wherein the first to fourth color filter layers are disposed in a 2×2 matrix, and wherein at least one color filter from among the color filters is wider in a row direction and a column direction of the first substrate than the remaining color filters so as to cover a contact point at which the four adjacent pixel areas meet.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: July 24, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wan-Soon Im, Hyung June Kim
  • Publication number: 20180205029
    Abstract: A white organic light emitting device includes a first emission part between a first electrode and a second electrode, and configured to include a first emission layer, the first electrode being a reflective electrode, a second emission part on the first emission part, and configured to include a second emission layer, and a third emission part on the second emission part, and configured to include a third emission layer.
    Type: Application
    Filed: March 15, 2018
    Publication date: July 19, 2018
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Ki-Woog SONG, Sung Hoon PIEH, Youn Seok KAM, Tae Shick KIM, Se Ung KIM, Hyung June KIM
  • Publication number: 20180188622
    Abstract: A liquid crystal display includes: a first insulation substrate; a gate line disposed on the first insulation substrate; a first data line and a second data line disposed on the first insulation substrate; a color filter disposed on the first insulation substrate and disposed between the first data line and the second data line; a first light blocking member disposed on the first data line and the second data line; and a second light blocking member disposed on the color filter and the first light blocking member, extending in the same direction as the gate line, and overlapping the first light blocking member on the first data line and the second data line.
    Type: Application
    Filed: March 1, 2018
    Publication date: July 5, 2018
    Inventors: Hyung Gi JUNG, Swae-Hyun KIM, Yeo Geon YOON, Sung Hee HONG, Hyung June KIM, Jae Hwa PARK, Young Goo SONG, Sung Hoon KIM
  • Publication number: 20180130854
    Abstract: A display substrate includes a first switching element electrically connected to a gate line extending in a first direction and a data line extending in a second direction crossing the first direction, an organic layer disposed on the first switching element, a shielding electrode disposed on the organic layer and overlapping the data line, a pixel electrode disposed on the same layer as the shielding electrode and a light-blocking pattern disposed on the shielding electrode and adjacent to a corner of the pixel electrode
    Type: Application
    Filed: January 9, 2018
    Publication date: May 10, 2018
    Inventors: Hyung-June KIM, Wan-Soon IM
  • Patent number: 9966551
    Abstract: Discussed is a white organic light emitting device for enhancing emission efficiency and panel efficiency. The white organic light emitting device can include a first emission part between a first electrode and a second electrode and configured to include a first emission layer (EML), a second emission part on the first emission part and configured to include a second EML, and a third emission part on the second emission part and configured to include a third EML. The first to third emission parts have an emission position of emitting layers (EPEL) structure in which the first to third emission parts have a maximum emission range in respective emission areas of the first to third EMLs.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: May 8, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Ki-Woog Song, Sung Hoon Pieh, Youn Seok Kam, Tae Shick Kim, Se Ung Kim, Hyung June Kim
  • Patent number: 9946129
    Abstract: A liquid crystal display includes: a first insulation substrate; a gate line disposed on the first insulation substrate; a first data line and a second data line disposed on the first insulation substrate; a color filter disposed on the first insulation substrate and disposed between the first data line and the second data line; a first light blocking member disposed on the first data line and the second data line; and a second light blocking member disposed on the color filter and the first light blocking member, extending in the same direction as the gate line, and overlapping the first light blocking member on the first data line and the second data line.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: April 17, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung Gi Jung, Swae-Hyun Kim, Yeo Geon Yoon, Sung Hee Hong, Hyung June Kim, Jae Hwa Park, Young Goo Song, Sung Hoon Kim
  • Patent number: 9933651
    Abstract: A liquid crystal display including: a first display panel defining a plurality of pixel areas; a second display panel facing the first display panel; a liquid crystal layer interposed between the first display panel and the second display panel; and a plurality of color filters disposed in the respective pixel areas, wherein four different color filters are respectively disposed in four adjacent pixel areas, and each of the four color filters includes first and second protrusions formed at first and second edges of the corresponding pixel area and first and second chamfered portions at third and fourth edges thereof.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: April 3, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Soo Park, Wan-Soon Im, Hyung June Kim, Jong Hak Hwang
  • Patent number: 9905187
    Abstract: A method of driving a display panel comprises applying a first set of pixel voltages including a positive pixel voltage (+) and a negative pixel voltage (?) to subpixels of a display panel in an N-th frame, applying a second set of pixel voltages having polarities opposite to polarities of the first set of the pixel voltages to the subpixels of the display panel in an (N+1)-th frame and applying compensating values which are varied for respective data lines of the display panel. N is a natural number. A corresponding display panel is also disclosed.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Hak Hwang, Wan-Soon Im, Hyung-June Kim
  • Publication number: 20180033994
    Abstract: A white organic light emitting device, which is increased in color gamut and lifespan, is discussed and an organic light emitting display device using the same and in a stack having different emission layers disposed in contact with each other, particular properties of a host and a dopant in a major emission layer are used.
    Type: Application
    Filed: July 27, 2017
    Publication date: February 1, 2018
    Applicant: LG Display Co., Ltd.
    Inventors: Jae-Seung JANG, Tae-Shick KIM, Hyung-June KIM, Min YUN, Tae-Seok LIM
  • Patent number: 9881974
    Abstract: A display substrate includes a first switching element electrically connected to a gate line extending in a first direction and a data line extending in a second direction crossing the first direction, an organic layer disposed on the first switching element, a shielding electrode disposed on the organic layer and overlapping the data line, a pixel electrode disposed on the same layer as the shielding electrode and a light-blocking pattern disposed on the shielding electrode and adjacent to a corner of the pixel electrode.
    Type: Grant
    Filed: November 11, 2014
    Date of Patent: January 30, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung-June Kim, Wan-Soon Im
  • Publication number: 20170345848
    Abstract: A display substrate includes a base substrate comprising a plurality of sub-pixels, a first switching element disposed on the base substrate and electrically connected to a gate line extending in a first direction and a data line extending in a second direction crossing the first direction, a color filter layer disposed on the switching element and comprising a red color filter, a green color filter, a blue color filter and a white color filter alternately disposed on the plurality of sub-pixels, respectively, a column spacer disposed on the color filter and comprising the same material as that of the white color filter, an insulation layer disposed on the color filter and the column spacer and a pixel electrode disposed on the insulation layer.
    Type: Application
    Filed: August 17, 2017
    Publication date: November 30, 2017
    Inventors: Hyoung-Cheol LEE, Hyung-June KIM, Wan-Soon IM, Tae-Kyung YIM, Joon-Gun CHONG, Jong-Hak HWANG
  • Patent number: 9798182
    Abstract: A liquid crystal display (LCD) device, including a lower polarizing plate configured to have a transmission axis in a first direction, a liquid crystal layer on the lower polarizing plate, an upper polarizing plate on the liquid crystal layer, the upper polarizing plate including a first polarizing plate and a second polarizing plate, the first polarizing plate having a transmission axis in the first direction, the second polarizing plate having a transmission axis in a second direction perpendicular to the first direction, and color filters including a white filter and a colored filter, the white filter overlapping with the first polarizing plate, and the color filter overlapping with the second polarizing plate.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: October 24, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Wan Soon Im, Nam Seok Roh, Young Goo Song, Hyoung Cheol Lee, Yong Woo Hyung, Hyung June Kim, Joong Gun Chong, Jong Hak Hwang
  • Patent number: 9768206
    Abstract: A display substrate includes a base substrate comprising a plurality of sub-pixels, a first switching element disposed on the base substrate and electrically connected to a gate line extending in a first direction and a data line extending in a second direction crossing the first direction, a color filter layer disposed on the switching element and comprising a red color filter, a green color filter, a blue color filter and a white color filter alternately disposed on the plurality of sub-pixels, respectively, a column spacer disposed on the color filter and comprising the same material as that of the white color filter, an insulation layer disposed on the color filter and the column spacer and a pixel electrode disposed on the insulation layer.
    Type: Grant
    Filed: January 3, 2016
    Date of Patent: September 19, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyoung-Cheol Lee, Hyung-June Kim, Wan-Soon Im, Tae-Kyung Yim, Joon-Gun Chong, Jong-Hak Hwang
  • Publication number: 20170263877
    Abstract: Discussed is a white organic light emitting device for enhancing emission efficiency and panel efficiency. The white organic light emitting device can include a first emission part between a first electrode and a second electrode and configured to include a first emission layer (EML), a second emission part on the first emission part and configured to include a second EML, and a third emission part on the second emission part and configured to include a third EML. The first to third emission parts have an emission position of emitting layers (EPEL) structure in which the first to third emission parts have a maximum emission range in respective emission areas of the first to third EMLs.
    Type: Application
    Filed: May 22, 2017
    Publication date: September 14, 2017
    Applicant: LG Display Co., Ltd.
    Inventors: Ki-Woog SONG, Sung Hoon PIEH, Youn Seok KAM, Tae Shick KIM, Se Ung KIM, Hyung June KIM
  • Publication number: 20170205651
    Abstract: A thin film transistor array panel includes a first substrate, a gate line disposed on the first substrate and includes a lower layer including titanium, a middle layer including a transparent conductive material, and an upper layer including copper, a pixel electrode disposed on the first substrate and includes a lower layer including titanium, and an upper layer including the transparent conductive material, a gate insulating layer disposed on the gate line and the pixel electrode, a semiconductor layer disposed on the gate insulating layer, a data line and a drain electrode disposed on the semiconductor layer, a passivation layer which covers the data line and the drain electrode, and a common electrode disposed on the passivation layer.
    Type: Application
    Filed: March 28, 2017
    Publication date: July 20, 2017
    Inventors: O Sung SEO, Tae Kyung YIM, Hyun-Ho KANG, Hyung June KIM
  • Patent number: 9685622
    Abstract: Discussed is a white organic light emitting device for enhancing emission efficiency and panel efficiency. The white organic light emitting device can include a first emission part between a first electrode and a second electrode and configured to include a first emission layer (EML), a second emission part on the first emission part and configured to include a second EML, and a third emission part on the second emission part and configured to include a third EML. The first to third emission parts have an emission position of emitting layers (EPEL) structure in which the first to third emission parts have a maximum emission range in respective emission areas of the first to third EMLs.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: June 20, 2017
    Assignee: LG Display Co., Ltd.
    Inventors: Ki-Woog Song, Sung Hoon Pieh, Youn Seok Kam, Tae Shick Kim, Se Ung Kim, Hyung June Kim
  • Patent number: 9646996
    Abstract: A thin film transistor array panel includes a first substrate, a gate line disposed on the first substrate and includes a lower layer including titanium, a middle layer including a transparent conductive material, and an upper layer including copper, a pixel electrode disposed on the first substrate and includes a lower layer including titanium, and an upper layer including the transparent conductive material, a gate insulating layer disposed on the gate line and the pixel electrode, a semiconductor layer disposed on the gate insulating layer, a data line and a drain electrode disposed on the semiconductor layer, a passivation layer which covers the data line and the drain electrode, and a common electrode disposed on the passivation layer.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: May 9, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: O Sung Seo, Tae Kyung Yim, Hyun-Ho Kang, Hyung June Kim
  • Patent number: 9620533
    Abstract: A display device includes red, blue, green, and white pixels, a plurality of gate lines, a plurality of data lines, and a plurality of storage electrodes lines. Each of the red, blue, green, and white pixels includes first to third thin film transistors, a first subpixel electrode connected to an output terminal of the first thin film transistor, and a second subpixel electrode connected to the output terminal of the second thin film transistor. A channel width of a third thin film transistor in each of the red and green pixels is larger than that of a third thin film transistor in each of the blue and white pixels, or a channel length of the third thin film transistor in each of the red and green pixels is longer than that of the third thin film transistor in each of the blue and white pixels.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: April 11, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung June Kim, Sun Hwa Lee, Yun Seok Lee, Sang-Uk Lim
  • Patent number: 9608223
    Abstract: An organic light emitting diode includes an anode; a cathode facing the anode; a first emitting material layer between the anode and the cathode and including a first host material, the first host material having a first triplet energy; and a hole transporting layer between the first emitting material layer and the anode, a material of the hole transporting layer having a second triplet energy being larger than the first triplet energy.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: March 28, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Young-Kwan Jung, Hyo-Seok Kim, Tae-Il Kum, Hyung-June Kim, Seong-Su Jeon
  • Publication number: 20170084644
    Abstract: Disclosed is a thin film transistor array panel including: a substrate; a gate line provided on the substrate and extending in a first direction; a data line extending in a second direction; a first light blocking member provided on the gate line and the data line and overlapping the gate line; and a second light blocking member overlapping the data line, wherein the first and second light blocking members respectively include a flat portion and an inclined portion having different average thicknesses in a third direction that is vertical to the first direction and second direction, the inclined portion has a slanted side at an external portion of the flat portion, and a width of the inclined portion of the first light blocking member in the second direction is less than half the width of the second light blocking member in the first direction.
    Type: Application
    Filed: June 20, 2016
    Publication date: March 23, 2017
    Inventors: Sang Hyun KANG, Hyung Joo JEON, Hyung June KIM, Min Jae BAEK, Hyun-Woong BAEK, Wan-Soon IM, Jang-Bog JU, Kang Wook HEO