Patents by Inventor Kyung Su HA

Kyung Su HA 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: 20170075154
    Abstract: Disclosed is a liquid crystal display device that may include a first substrate; a first electrode on the first substrate, the first electrode including a plurality of first inclined planes; a nanocapsule liquid crystal layer on the first electrode, the nanocapsule liquid crystal layer including a plurality of nano-sized capsules dispersed in a buffer layer, each of the plurality of nano-sized capsules including nematic liquid crystal molecules having a negative dielectric constant anisotropy; and a second electrode on the nanocapsule liquid crystal layer, the second electrode including a plurality of second inclined planes facing the plurality of first inclined planes, wherein the nanocapsule liquid crystal layer is substantially, optically isotropic in a normal state, and is optically anisotropic when a voltage is applied to the first and second electrodes.
    Type: Application
    Filed: November 23, 2016
    Publication date: March 16, 2017
    Inventors: Kyeong-Jin KIM, Jung-Im HWANG, Ji-Na JEON, Kyung-Su HA, Min-Geun CHOI
  • Patent number: 9535279
    Abstract: Disclosed is a liquid crystal display device that may include a first substrate; a first electrode on the first substrate, the first electrode including a plurality of first inclined planes; a nanocapsule liquid crystal layer on the first electrode, the nanocapsule liquid crystal layer including a plurality of nano-sized capsules dispersed in a buffer layer, each of the plurality of nano-sized capsules including nematic liquid crystal molecules having a negative dielectric constant anisotropy; and a second electrode on the nanocapsule liquid crystal layer, the second electrode including a plurality of second inclined planes facing the plurality of first inclined planes, wherein the nanocapsule liquid crystal layer is substantially, optically isotropic in a normal state, and is optically anisotropic when a voltage is applied to the first and second electrodes.
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: January 3, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kyeong-Jin Kim, Jung-Im Hwang, Ji-Na Jeon, Kyung-Su Ha, Min-Geun Choi
  • Publication number: 20160178941
    Abstract: Discussed is a liquid crystal display device that includes a substrate having a pixel electrode and a common electrode formed thereon, a first polarizing plate on a bottom surface of the substrate, and having a polarizing axis of a first direction, a nanocapsule liquid crystal layer on the pixel electrode and the common electrode, and including a buffer layer and nanocapsules, each nanocapsules being filled with liquid crystal molecules, being oil-soluble, and being dispersed in the buffer layer, and a second polarizing plate on the nanocapsule liquid crystal layer, and having a polarizing axis of a second direction perpendicular to the first direction.
    Type: Application
    Filed: December 22, 2015
    Publication date: June 23, 2016
    Applicants: LG Display Co., Ltd., Imagelab Co., Ltd.
    Inventors: Kyeong-Jin Kim, Min-Geun Choi, Kyung-Su Ha, Hyun-Ha Hwang, Seung-Gon Kang
  • Patent number: 9366920
    Abstract: Provided are a liquid crystal display (LCD) device and fabricating method thereof. The liquid crystal display device, including a liquid crystal panel, includes: a first substrate, including: a pixel electrode, and a common electrode separated from the pixel electrode, a ratio of a width of the pixel electrode to a distance between the pixel electrode and the common electrode being in a range of about 1:1 to 1:7, and a nanocapsule liquid crystal layer formed on the first substrate, the nanocapsule liquid crystal layer including: a buffer material, and nanocapsules, each filled with liquid crystal molecules.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: June 14, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Kyeong Jin Kim, Jung Im Hwang, Ji Na Jeon, Kyung Su Ha
  • Publication number: 20160062175
    Abstract: Discussed is a nanocapsule liquid crystal display device. The nanocapsule liquid crystal display device according to an embodiment includes a substrate; a pixel electrode and a common electrode on the substrate; a first polarization plate disposed under the substrate and including a first polarization layer; and a second polarization plate contacting at least one of the pixel electrode and the common electrode and including a second polarization layer and a nanocapsule liquid crystal layer between the second polarization layer and the substrate.
    Type: Application
    Filed: August 25, 2015
    Publication date: March 3, 2016
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Ji-Na JEON, Kyeong-Jin KIM, Jung-Im HWANG, Min-Geon CHOI, Kyung-Su HA
  • Publication number: 20150109547
    Abstract: Disclosed is a liquid crystal display device that may include a first substrate; a first electrode on the first substrate, the first electrode including a plurality of first inclined planes; a nanocapsule liquid crystal layer on the first electrode, the nanocapsule liquid crystal layer including a plurality of nano-sized capsules dispersed in a buffer layer, each of the plurality of nano-sized capsules including nematic liquid crystal molecules having a negative dielectric constant anisotropy; and a second electrode on the nanocapsule liquid crystal layer, the second electrode including a plurality of second inclined planes facing the plurality of first inclined planes, wherein the nanocapsule liquid crystal layer is substantially, optically isotropic in a normal state, and is optically anisotropic when a voltage is applied to the first and second electrodes.
    Type: Application
    Filed: October 20, 2014
    Publication date: April 23, 2015
    Inventors: Kyeong-Jin KIM, Jung-Im HWANG, Ji-Na JEON, Kyung-Su HA, Min-Geun CHOI
  • Publication number: 20140184984
    Abstract: Provided are a liquid crystal display (LCD) device and fabricating method thereof. The liquid crystal display device, including a liquid crystal panel, includes: a first substrate, including: a pixel electrode, and a common electrode separated from the pixel electrode, a ratio of a width of the pixel electrode to a distance between the pixel electrode and the common electrode being in a range of about 1:1 to 1:7, and a nanocapsule liquid crystal layer formed on the first substrate, the nanocapsule liquid crystal layer including: a buffer material, and nanocapsules, each filled with liquid crystal molecules.
    Type: Application
    Filed: December 17, 2013
    Publication date: July 3, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Kyeong Jin KIM, Jung Im HWANG, Ji Na JEON, Kyung Su HA