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).

  • Publication number: 20160299398
    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: January 3, 2016
    Publication date: October 13, 2016
    Inventors: Hyoung-Cheol LEE, Hyung-June KIM, Wan-Soon IM, Tae-Kyung YIM, Joon-Gun CHONG, Jong-Hak HWANG
  • Publication number: 20160197104
    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: Application
    Filed: June 29, 2015
    Publication date: July 7, 2016
    Inventors: HYUNG JUNE KIM, SUN HWA LEE, YUN SEOK LEE, SANG-UK LIM
  • Publication number: 20160189398
    Abstract: A method of driving a display device includes: receiving first frame data and second frame data for successive display on the display device; generating third frame data, the third frame data having values between corresponding values of the first frame data and the second frame data; displaying an image corresponding to the first frame data on the display device; after the displaying an image corresponding to the first frame data, displaying an image corresponding to the third frame data on the display device after the first displaying; and after the displaying an image corresponding to the third frame data, displaying an image corresponding to the second frame data on the display device.
    Type: Application
    Filed: July 31, 2015
    Publication date: June 30, 2016
    Inventors: Hyung June KIM, Wan-Soon IM, Jong Hak HWANG
  • Patent number: 9360728
    Abstract: A liquid crystal display panel is provided. The liquid crystal display panel includes a first substrate comprising a pixel area and a non-pixel area surrounding the pixel area, a thin-film transistor (TFT) disposed on the pixel area of the first substrate and a pixel electrode connected to the TFT, and a plurality of metal wirings disposed on the non-pixel area of the first substrate and one or more dummy patterns disposed adjacent to the metal wirings. The TFT includes a gate electrode, a source electrode, and a drain electrode, and the dummy patterns are formed of a same material as at least one of the gate source, the source electrode, and the drain electrode.
    Type: Grant
    Filed: October 13, 2014
    Date of Patent: June 7, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Ho Kang, Eun Kil Park, Hyung June Kim, O Sung Seo, Tae Kyung Yim
  • Publication number: 20160085123
    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: December 4, 2015
    Publication date: March 24, 2016
    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: 20160070135
    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: Application
    Filed: March 3, 2015
    Publication date: March 10, 2016
    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: 9281491
    Abstract: A white organic light emitting device including an anode and a cathode opposite to each other, a plurality of stacks disposed between the anode and the cathode, each of the stacks including a hole transport layer, a light emitting layer and an electron transport layer, and an n-type charge generation layer and a p-type charge generation layer disposed between different adjacent stacks, wherein the n-type charge generation layer includes a first organic host, and the p-type charge generation layer includes a second organic host having a LUMO energy level smaller than or equal to a LUMO energy level of the first organic host, and an inorganic dopant containing 1% to 20% by volume of a metal.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: March 8, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Tae-Il Kum, Do-Han Kim, Young-Kwan Jung, Ki-Woog Song, Hye-Seung Kang, Hyung-June Kim
  • Publication number: 20160062177
    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: Application
    Filed: February 25, 2015
    Publication date: March 3, 2016
    Inventors: Ki Soo PARK, Wan-Soon IM, Hyung June KIM, Jong Hak HWANG
  • Publication number: 20160033816
    Abstract: One or more embodiments of the present invention are directed to a liquid crystal display including: a first substrate and a second substrate facing each other; a first color pixel area, a second color pixel area, a third color pixel area, and a white pixel area on any one of the first substrate and the second substrate; and a liquid crystal layer between the first substrate and the second substrate. A first color filter is disposed in each of the first color pixel area and the white pixel area, and each of the first, second, third, and white pixel areas includes a plurality of domains, each two adjacent domains having a boundary between them, and the first color filter is disposed at at least one of the boundaries between the domains in the white pixel area.
    Type: Application
    Filed: July 30, 2015
    Publication date: February 4, 2016
    Inventors: Seok Kyu Yoon, Eun Ju Kim, Hyung June Kim, Byoung Sun Na, Sung Jae Park, Yun Seok Lee, Ik Soo Lee, Jun Pyo Lee, Wan-Soon Im, Jong Hak Hwang
  • Publication number: 20160013250
    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: November 11, 2014
    Publication date: January 14, 2016
    Inventors: Hyung-June KIM, Wan-Soon IM
  • Publication number: 20150364104
    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: Application
    Filed: November 12, 2014
    Publication date: December 17, 2015
    Inventors: Jong-Hak HWANG, Wan-Soon IM, Hyung-June KIM
  • Patent number: 9207506
    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: March 15, 2013
    Date of Patent: December 8, 2015
    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
  • Publication number: 20150301401
    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: Application
    Filed: September 8, 2014
    Publication date: October 22, 2015
    Inventors: Wan-Soon IM, Hyung June KIM
  • Publication number: 20150280161
    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: March 30, 2015
    Publication date: October 1, 2015
    Applicant: 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: 9105861
    Abstract: A light emitting device includes first and second electrodes facing each other on a substrate, a plurality of stacks stacked between the first and second electrodes and each including an EML so as to emit particular light, and a charge generation layer formed between the stacks so as to adjust charge balance therebetween and including an N-type charge generation layer and a P-type charge generation layer, wherein at least any one of the N-type charge generation layer and the P-type charge generation layer includes the same electron transporting material as that of an electron transport layer of one of the stacks that is adjacent to the N-type charge generation layer.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: August 11, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Young-Kwan Jung, Tae-Il Kum, Hye-Seung Kang, Hyung-June Kim
  • Publication number: 20150187850
    Abstract: Discussed is an organic emitting diode including 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: Application
    Filed: November 25, 2014
    Publication date: July 2, 2015
    Applicant: LG Display Co., Ltd.
    Inventors: Young-Kwan JUNG, Hyo-Seok KIM, Tae-Il KUM, Hyung-June KIM, Seong-Su JEON
  • Publication number: 20150188076
    Abstract: A white organic light emitting device including an anode and a cathode opposite to each other, a plurality of stacks disposed between the anode and the cathode, each of the stacks including a hole transport layer, a light emitting layer and an electron transport layer, and an n-type charge generation layer and a p-type charge generation layer disposed between different adjacent stacks, wherein the n-type charge generation layer includes a first organic host, and the p-type charge generation layer includes a second organic host having a LUMO energy level smaller than or equal to a LUMO energy level of the first organic host, and an inorganic dopant containing 1% to 20% by volume of a metal.
    Type: Application
    Filed: December 16, 2014
    Publication date: July 2, 2015
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Tae-Il KUM, Do-Han KIM, Young-Kwan JUNG, Ki-Woog SONG, Hye-Seung KANG, Hyung-June KIM
  • Patent number: 9065068
    Abstract: Disclosed is an organic light emitting display (OLED) device that may include first and second electrodes facing each other on a substrate, at least two light emitting units between the first and second electrodes, and a charge generation layer between the at least two light emitting units, the charge generation layer including an N-type charge generation layer and a P-type charge generation layer, wherein the N-type charge generation layer includes at least two hosts and a dopant, and wherein the at least two hosts have different lowest unoccupied molecular orbital (LUMO) energy levels.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: June 23, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hye-Seung Kang, Tae-Il Kum, Young-Kwan Jung, Hyung-June Kim, Jung-Soo Park
  • Publication number: 20150138470
    Abstract: A liquid crystal display panel is provided. The liquid crystal display panel includes a first substrate comprising a pixel area and a non-pixel area surrounding the pixel area, a thin-film transistor (TFT) disposed on the pixel area of the first substrate and a pixel electrode connected to the TFT, and a plurality of metal wirings disposed on the non-pixel area of the first substrate and one or more dummy patterns disposed adjacent to the metal wirings. The TFT includes a gate electrode, a source electrode, and a drain electrode, and the dummy patterns are formed of a same material as at least one of the gate source, the source electrode, and the drain electrode.
    Type: Application
    Filed: October 13, 2014
    Publication date: May 21, 2015
    Inventors: Hyun Ho KANG, Eun Kil PARK, Hyung June KIM, O Sung SEO, Tae Kyung YIM
  • Publication number: 20150103282
    Abstract: A liquid crystal display device includes: a substrate; a thin film transistor (TFT) having a semiconductive layer formed on the substrate and source and drain electrodes formed on the semiconductive layer; an interlayer insulating layer formed on the thin film transistor and formed with a contact hole partially exposing the drain electrode; a first light blocking structure-forming layer covering the contact hole and connected to the drain electrode; a second light blocking structure-forming layer formed on the first light blocking structure-forming layer; a pixel electrode formed on the interlayer insulating layer; and a common electrode disposed to face the pixel electrode, wherein at least one microcavity having a respective liquid crystal injection hole is formed between the pixel electrode and the common electrode, and the microcavity is filled to contain therein a liquid crystal layer portion formed of liquid crystal molecules.
    Type: Application
    Filed: July 29, 2014
    Publication date: April 16, 2015
    Inventors: Je Hyeong PARK, Kyung Seop KIM, Hyung June KIM, Tae Kyung YIM, Ki Pyo HONG