Patents by Inventor Soon Moon Jeong

Soon Moon Jeong 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: 10794553
    Abstract: Provided is a flexible light-emitting device including: a light-emitting complex medium including a polymer matrix, and a nano light-emitting material dispersed therein, the light-emitting complex medium generating light via application of an electric field thereto; a plurality of first fiber electrodes extending in a first direction and disposed within the light-emitting complex medium, wherein the plurality of first fiber electrodes are arranged along a first imaginary plane and are spaced apart from each other, wherein a first voltage is applied to the plurality of first fiber electrodes; and a plurality of second fiber electrodes extending in the first direction and disposed within the light-emitting complex medium, wherein the plurality of first fiber electrodes are alternated with the plurality of second fiber electrodes, wherein a second voltage different from the first voltage is applied to the plurality of second fiber electrodes.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: October 6, 2020
    Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Soon Moon Jeong, Seong Kyu Song, Bo Kyung Song, Sang Kyoo Lim, Chang Hee Cho
  • Publication number: 20200292140
    Abstract: Provided is a flexible light-emitting device including: a light-emitting complex medium including a polymer matrix, and a nano light-emitting material dispersed therein, the light-emitting complex medium generating light via application of an electric field thereto; a plurality of first fiber electrodes extending in a first direction and disposed within the light-emitting complex medium, wherein the plurality of first fiber electrodes are arranged along a first imaginary plane and are spaced apart from each other, wherein a first voltage is applied to the plurality of first fiber electrodes; and a plurality of second fiber electrodes extending in the first direction and disposed within the light-emitting complex medium, wherein the plurality of first fiber electrodes are alternated with the plurality of second fiber electrodes, wherein a second voltage different from the first voltage is applied to the plurality of second fiber electrodes.
    Type: Application
    Filed: March 6, 2020
    Publication date: September 17, 2020
    Inventors: Soon Moon JEONG, Seong Kyu SONG, Bo Kyung SONG, Sang Kyoo LIM, Chang Hee CHO
  • Publication number: 20190078237
    Abstract: Provided is a method of manufacturing a mechanoluminescent fiber. The method includes the steps of: preparing an elastic fiber having a longitudinal groove on the surface thereof; forming a primer layer including a coupling agent on the elastic fiber; filling the groove of the elastic fiber with a mixture of a stress transfer substance and a stress luminescent substance; and forming a silicon adhesive layer on the elastic fiber of which the groove is filled with the mixture of a stress transfer substance and a stress luminescent substance. The silicon adhesive layer is 3-dimensionally bonded to the elastic fiber and the mixture of a stress transfer substance and a stress luminescent substance.
    Type: Application
    Filed: September 11, 2018
    Publication date: March 14, 2019
    Inventors: Soon Moon Jeong, Seong Kyu Song, Sang Kyoo Lim
  • Patent number: 9791109
    Abstract: Provided is a display device in a mechanical method using wind, vibration. The mechanoluminescent display device includes a substrate having a predetermined shape, and projections formed with a predetermined pattern on the substrate. The projections are formed of a mixture of a stress luminescent material emitting light by mechanical energy which is applied and a stress transmission material transmitting the mechanical energy applied from the outside to the stress luminescent material.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: October 17, 2017
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Soon Moon Jeong, Seong Kyu Song
  • Patent number: 9772069
    Abstract: Provided is an electro-mechanoluminescent (EML) film. The EML film includes an upper supporting layer including an upper PDMS layer, including PDMS to which a stress is applied, and an upper electrode layer that is formed on a bottom of the upper PDMS layer and includes the PDMS and AgNW which are mixed with each other, a lower supporting layer including a lower PDMS layer and a lower electrode layer that is formed on a top of the lower PDMS layer and includes the PDMS and the AgNW mixed with each other, and an emitting layer formed between the upper electrode layer and the lower electrode layer, the emitting layer including a mixture, where a luminescent material with metal ions doped thereon is mixed with the PDMS, and simultaneously causing ML of a first color based on the stress and EL of a second color based on the electric field.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: September 26, 2017
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Soon Moon Jeong, Seong Kyu Song
  • Publication number: 20170082247
    Abstract: Provided is an electro-mechanoluminescent (EML) film. The EML film includes an upper supporting layer including an upper PDMS layer, including PDMS to which a stress is applied, and an upper electrode layer that is formed on a bottom of the upper PDMS layer and includes the PDMS and AgNW which are mixed with each other, a lower supporting layer including a lower PDMS layer and a lower electrode layer that is formed on a top of the lower PDMS layer and includes the PDMS and the AgNW mixed with each other, and an emitting layer formed between the upper electrode layer and the lower electrode layer, the emitting layer including a mixture, where a luminescent material with metal ions doped thereon is mixed with the PDMS, and simultaneously causing ML of a first color based on the stress and EL of a second color based on the electric field.
    Type: Application
    Filed: September 13, 2016
    Publication date: March 23, 2017
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Soon Moon JEONG, Seong Kyu SONG
  • Publication number: 20160169453
    Abstract: Provided is a display device in a mechanical method using wind, vibration. The mechanoluminescent display device includes a substrate having a predetermined shape, and projections formed with a predetermined pattern on the substrate. The projections are formed of a mixture of a stress luminescent material emitting light by mechanical energy which is applied and a stress transmission material transmitting the mechanical energy applied from the outside to the stress luminescent material.
    Type: Application
    Filed: December 10, 2014
    Publication date: June 16, 2016
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Soon Moon JEONG, Seong Kyu SONG
  • Patent number: 9194984
    Abstract: A microlens for an organic EL element, which is used by being disposed on a light-emitting surface of the organic EL element, said microlens comprising a cured resin layer having concavities and convexities formed on a surface thereof, wherein when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wavenumber is within a range of 1 ?m?1 or less.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: November 24, 2015
    Assignee: JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Hideo Takezoe, Wonhoe Koo, Suzushi Nishimura, Soon Moon Jeong
  • Patent number: 9059420
    Abstract: An organic EL element includes a transparent supporting substrate; a diffraction grating having a concavity and convexity layer with first concavities and convexities formed on a surface thereof, disposed on the transparent supporting substrate; and a transparent electrode, an organic layer having at least a light emitting layer, and a metal electrode having second concavities and convexities on a surface facing organic layer, which are stacked in this order on the diffraction grating and formed into such shapes such that a shape of the first concavities and convexities is maintained, wherein conditions (A), (B) and (C) respectively relating to a Fourier transformed, standard deviations pertaining to depth distributions for first and second concavities and convexities, and a ratio of the change in standard deviation of depth distribution of the second concavities and convexities relative to depth distributions of the first concavities and convexities are satisified.
    Type: Grant
    Filed: November 7, 2012
    Date of Patent: June 16, 2015
    Assignee: JX Nippon Oil & Energy Corporation
    Inventors: Yusuke Sato, Suzushi Nishimura, Soon Moon Jeong
  • Patent number: 9052096
    Abstract: A light extraction transparent substrate for an organic EL element includes a transparent supporting substrate; a diffraction grating having a first concavity and convexity layer having first concavities and convexities formed on a surface thereof, which is located on a surface of the transparent supporting substrate, and a microlens having a second concavity and convexity layer having second concavities and convexities formed on a surface thereof, which is located on a surface of the transparent supporting substrate. When a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing the shape of each of the first and second concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: June 9, 2015
    Assignee: JX Nippon Oil & Energy Corporation
    Inventors: Suzushi Nishimura, Soon Moon Jeong, Maki Fukuda, Toshihiko Shibanuma
  • Patent number: 9035284
    Abstract: A microlens for an organic EL element includes a cured resin layer having concavities and convexities formed on a surface thereof, wherein when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wave number is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wave number is within a range of 1 ?m?1 or less. The microlens is disposed on a light-emitting surface of the organic EL element.
    Type: Grant
    Filed: September 13, 2010
    Date of Patent: May 19, 2015
    Assignees: JX NIPPON OIL & ENERGY CORPORATION, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Hideo Takezoe, Won Hoe Koo, Suzushi Nishimura, Soon Moon Jeong
  • Publication number: 20150104892
    Abstract: A microlens for an organic EL element, which is used by being disposed on a light-emitting surface of the organic EL element, said microlens comprising a cured resin layer having concavities and convexities formed on a surface thereof, wherein when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wavenumber is within a range of 1 ?m?1 or less.
    Type: Application
    Filed: December 18, 2014
    Publication date: April 16, 2015
    Applicants: JX NIPPON OIL & ENERGY CORPORATION, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Hideo TAKEZOE, Wonhoe KOO, Suzushi NISHIMURA, Soon Moon JEONG
  • Publication number: 20140306213
    Abstract: An organic EL element including: a transparent supporting substrate; a diffraction grating having a concavity and convexity layer with first concavities and convexities formed on a surface thereof and disposed on the transparent supporting substrate; and a transparent electrode, an organic layer, and a metal electrode which are stacked in this order on the diffraction grating and formed into such shapes that a shape of the first concavities and convexities formed on the surface of the diffraction grating is maintained, the organic layer comprising at least a light emitting layer. The organic EL element satisfies specified conditions (A) to (C).
    Type: Application
    Filed: November 7, 2012
    Publication date: October 16, 2014
    Inventors: Yusuke Sato, Suzushi Nishimura, Soon Moon Jeong
  • Publication number: 20140042426
    Abstract: A light extraction transparent substrate for an organic EL element includes a transparent supporting substrate; a diffraction grating having a first concavity and convexity layer having first concavities and convexities formed on a surface thereof, which is located on a surface of the transparent supporting substrate, and a microlens having a second concavity and convexity layer having second concavities and convexities formed on a surface thereof, which is located on a surface of the transparent supporting substrate. When a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing the shape of each of the first and second concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1.
    Type: Application
    Filed: April 25, 2012
    Publication date: February 13, 2014
    Applicant: JX Nippon Oil & Energy Corporation
    Inventors: Suzushi Nishimura, Soon Moon Jeong, Maki Fukuda, Toshihiko Shibanuma
  • Patent number: 8541778
    Abstract: A diffraction grating having a transparent supporting substrate; and a cured resin layer which is stacked on the transparent supporting substrate and which has concavities and convexities formed on a surface thereof, wherein when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities formed on the surface of the cured resin layer by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wavenumber is within a range of 10 ?m?1 or less.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: September 24, 2013
    Assignee: JX Nippon Oil & Energy Corporation
    Inventors: Takashi Seki, Suzushi Nishimura, Maki Fukuda, Madoka Fukushima, Satoshi Masuyama, Soon Moon Jeong, Hideo Takezoe, Won Hoe Koo
  • Publication number: 20130186462
    Abstract: A transparent electroconductive substrate for a solar cell, comprising: a transparent supporting substrate; a transparent electroconductive layer; and a cured resin layer placed between the transparent supporting substrate and the transparent electroconductive layer, wherein concavities and convexities are formed on a surface of the cured resin layer, the surface facing the transparent electroconductive layer, and when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wavenumber is within a range from 0.5 to 10 ?m?1.
    Type: Application
    Filed: March 4, 2011
    Publication date: July 25, 2013
    Applicants: TOKYO INSTITUTE OF TECHNOLOGY, JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Hideo Takezoe, Won Hoe Koo, Suzushi Nishimura, Takashi Seki, Shigetaka Toriyama, Soon Moon Jeong, Maki Fukuda, Madoka Fukushima, Satoshi Masuyama
  • Patent number: 8389303
    Abstract: A method of manufacturing an organic EL element having a corrugated structure, the organic EL element comprising a transparent supporting substrate, a transparent electrode, an organic layer, and a metal electrode, the method comprises the steps of: laminating on the transparent supporting substrate a curable-resin layer having concavity and convexity formed thereon in a periodic arrangement in a way that a curable resin is applied onto the transparent supporting substrate, the curable resin is then cured with a master block being pressed thereto, and thereafter the master block is detached; and obtaining an organic EL element by laminating on the curable-resin layer the transparent electrode, the organic layer, and the metal electrode individually so that a shape of the concavity and convexity formed on a surface of the curable-resin layer can be maintained.
    Type: Grant
    Filed: July 25, 2008
    Date of Patent: March 5, 2013
    Assignees: Tokyo Institute of Technology, Nippon Oil Corporation
    Inventors: Hideo Takezoe, Fumito Araoka, Soon Moon Jeong, Suzushi Nishimura, Goro Suzaki
  • Publication number: 20120132897
    Abstract: A diffraction grating having a transparent supporting substrate; and a cured resin layer which is stacked on the transparent supporting substrate and which has concavities and convexities formed on a surface thereof, wherein when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities formed on the surface of the cured resin layer by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wavenumber is within a range of 10 ?m?1 or less.
    Type: Application
    Filed: July 16, 2010
    Publication date: May 31, 2012
    Applicants: TOKYO INSTITUTE OF TECHNOLOGY, JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Takashi Seki, Suzushi Nishimura, Maki Fukuda, Madoka Fukushima, Satoshi Mmasuyama, Soon Moon Jeong, Hideo Takezoe, Won Hoe Koo
  • Publication number: 20120018705
    Abstract: A method of manufacturing an organic EL element having a corrugated structure, the organic EL element comprising a transparent supporting substrate, a transparent electrode, an organic layer, and a metal electrode, the method comprises the steps of: laminating on the transparent supporting substrate a curable-resin layer having concavity and convexity formed thereon in a periodic arrangement in a way that a curable resin is applied onto the transparent supporting substrate, the curable resin is then cured with a master block being pressed thereto, and thereafter the master block is detached; and obtaining an organic EL element by laminating on the curable-resin layer the transparent electrode, the organic layer, and the metal electrode individually so that a shape of the concavity and convexity formed on a surface of the curable-resin layer can be maintained.
    Type: Application
    Filed: July 25, 2008
    Publication date: January 26, 2012
    Inventors: Hideo Takazoe, Fumito Araoka, Soon Moon Jeong, Suzushi Nishimura, Goro Suzaki
  • Publication number: 20110278548
    Abstract: A microlens for an organic EL element, which is used by being disposed on a light-emitting surface of the organic EL element, said microlens comprising a cured resin layer having concavities and convexities formed on a surface thereof, wherein when a Fourier-transformed image is obtained by performing two-dimensional fast Fourier transform processing on a concavity and convexity analysis image obtained by analyzing a shape of the concavities and convexities by use of an atomic force microscope, the Fourier-transformed image shows a circular or annular pattern substantially centered at an origin at which an absolute value of wavenumber is 0 ?m?1, and the circular or annular pattern is present within a region where an absolute value of wavenumber is within a range of 1 ?m?1 or less.
    Type: Application
    Filed: September 13, 2010
    Publication date: November 17, 2011
    Applicants: TOKYO INSTITUTE OF TECHNOLOGY, JX NIPPON OIL & ENERGY CORPORATION
    Inventors: Hideo TAKEZOE, Won Hoe KOO, Suzushi NISHIMURA, Soon Moon JEONG