Patents by Inventor Ji Wook MOON

Ji Wook MOON 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: 20240170620
    Abstract: A display panel includes a plurality of light emitting members disposed on a substrate, each disposed on a plurality of emission areas of the substrate and a bank. Each of the plurality of light emitting members corresponds to one of two or more different colors. One of the plurality of light emitting members includes a light emitting device, a first color conversion layer disposed on the light emitting device and including phosphors converting a portion of light of the light emitting device, a light scattering layer disposed on the first color conversion layer, and a second color conversion layer disposed on the light scattering layer and including quantum dots converting still another portion of the light of the light emitting device or light scattered by the light scattering layer into a wavelength region of a color corresponding to the one light emitting member.
    Type: Application
    Filed: November 23, 2022
    Publication date: May 23, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Ji Wook MOON, Byung Choon YANG
  • Publication number: 20240153075
    Abstract: The electronic device for recommending an AI-based melanoma biopsy site according to an exemplary embodiment of the present invention includes a processor which classifies a skin image that is input by using a classification model as melanoma or nevus, identifies melanoma features in the skin image by using a generation model when the skin image is classified as melanoma to generate an image from which the melanoma features are removed, and compares the skin image with the generated image to identify at least one candidate biopsy site.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 9, 2024
    Inventors: Ju Hee HAN, Ji Ho PARK, Young-Min PARK, Ji-Hyun LEE, Chul Hwan BANG, Woo Hyup LEE, Jeong Wook MOON
  • Publication number: 20240072216
    Abstract: A display device comprises a substrate including a plurality of light emitting areas, a partition wall portion provided on the substrate and partitioning the plurality of light emitting areas, and a plurality of light emitting parts provided on the substrate and respectively corresponding to the plurality of light emitting areas, wherein at least one of the plurality of light emitting parts includes a light emitting element provided on the substrate, and a first color conversion layer covering the light emitting element and including first inorganic particles, and the first inorganic particles include Nd2(Si, Ti, Ge)2O7.
    Type: Application
    Filed: June 6, 2023
    Publication date: February 29, 2024
    Inventors: Ji Wook MOON, Byung Choon YANG, Ki Seong SEO, Joo Woan CHO
  • Publication number: 20230350276
    Abstract: A reflective module disclosed in an embodiment of the invention includes a holder having an inclined bottom surface and both side walls of the inclined bottom surface; a reflective member disposed on the holder; and an adhesive bonding the reflective member to the holder, wherein the reflective member includes an incident surface, an exit surface, and a reflective surface opposite to the bottom surface, and the holder has a first surface facing both side surfaces of the reflective member. and a second recess portion, wherein the adhesive includes: a first adhesive adhered to lower portions of each side of the reflective member within the first and second recess portions; and a second adhesive adhered to an upper portion of each side surface of the reflective member, and the first and second adhesives may be of different types.
    Type: Application
    Filed: August 11, 2021
    Publication date: November 2, 2023
    Inventors: Seung Hak LEE, Ji Wook MOON, Yu Jeong CHO
  • Publication number: 20230307589
    Abstract: A display device includes a substrate including a plurality of sub-pixels; and a plurality of light emitting units provided on the substrate, the plurality of light emitting units respectively corresponding to the plurality of sub-pixels. The plurality of sub-pixels comprises a first sub-pixel corresponding to light of a first color, a second sub-pixel corresponding to light of a second color different from the first color, a third sub-pixel corresponding to light of a third color different from the first color and the second color, and a fourth sub-pixel corresponding to light of a fourth color having a wavelength band wider than those of the first color, the second color, and the third color. One light emitting unit of the plurality of light emitting units comprises a light emitting element and a light adjustment layer covering the light emitting element.
    Type: Application
    Filed: March 23, 2023
    Publication date: September 28, 2023
    Inventors: Ji Wook MOON, Byung Choon YANG
  • Patent number: 10982141
    Abstract: An embodiment relates to a phosphor composition, a light-emitting device package comprising the same, and a lighting apparatus and, more particularly, to a phosphor composition comprising a first phosphor, excited by an excitation light source, for emitting a first wavelength range of light, a second phosphor, excited by the excitation light source, for emitting a second wavelength range of light, and a third phosphor, excited by the excitation light source, for emitting a third wavelength range of light. The light emitted from the phosphor composition exhibits an increased intensity of light in a blue-green wavelength region with the consequent improvement of color rendering index and a shortened wavelength of light in a red wavelength region with the consequent improvement of luminous flux.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: April 20, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Jin Sung Kim, Woo Seuk Song, Seung Jae Lee
  • Patent number: 10479932
    Abstract: According to an embodiment, a phosphor composition and a light-emitting device package including the same includes a first phosphor excited by an excited light source so as to emit light of a first wavelength area; a second phosphor excited by the excited light source so as to emit light of a second wavelength area; and a third phosphor excited by the excited light source so as to emit light of a third wavelength area. Therefore, light emitted from the phosphor composition has an improved color rendering index due to an increase in the intensity of light in a cyan wavelength area, and has an improved light velocity due to a shortened wavelength of light in a red wavelength area.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: November 19, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Woo Seuk Song, Seung Jae Lee, Jin Sung Kim
  • Patent number: 10475966
    Abstract: Embodiments provide a light-emitting device comprising: a light-emitting element configured for emitting excited light; a first wavelength conversion material to partially absorbs the excited light and emits light with a first emission wavelength; a second wavelength conversion material to partially absorbs the excited light and emits light with a second emission wavelength; and a third wavelength conversion material to partially absorbs the excited light and emits light with a third emission wavelength, wherein the first emission wavelength has a first emission peak at 530 nm to 540 nm, the second emission wavelength has a second emission peak at 550 nm to 560 nm, the third light-emitting device has a third emission peak at 620 nm to 650 nm.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: November 12, 2019
    Assignee: LG Innotek Co., Ltd.
    Inventors: Ji Wook Moon, Woo Seuk Song, Yong Jin Noh
  • Patent number: 10385266
    Abstract: An embodiment provides a phosphor composition and a light emitting device package comprising the same, wherein the phosphor composition comprises green phosphor, amber phosphor, and red phosphor, wherein the amber phosphor is expressed as chemical formula Lim?2XSi12?m?nAlm+nOnN16?n:Eu2+, where 2?m?5, 2?n?10, 0.01?X?1. The light emitting element package of the embodiment can display white light having improved brightness and color rendering index.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: August 20, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Hyoung Jin Kim, Chang Man Lim, Bong Kul Min
  • Patent number: 10336936
    Abstract: A phosphor and a light emitting device comprising the same are disclosed in embodiments. The phosphor disclosed in an embodiment comprises a phosphor composition of a M4D1-xOyF:Ax structure containing a divalent metal (M), an elements (A) of the active agent, a fluorine or fluor (F) and an oxygen (O), and, wherein the x satisfies a range of 0.001?x?0.1, and the y satisfies a range of 1?y?5, wherein the M is at least one of Mg, Ca, Sr, Ba and Zn, wherein the D is at least one of Si, Ge, Sn, Ti, Zr and Hf, wherein the F is fluorine, wherein the A comprises at least one of Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, and Yb, wherein the phosphor composition emits red light by a peak wavelength of 400 nm to 470 nm as an excitation wavelength, wherein the red light has a peak wavelength of 655 nm to 670 nm and has a FWHM of less than 20 nm.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: July 2, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Woo Seuk Song
  • Publication number: 20190169496
    Abstract: An embodiment provides a red phosphor satisfying the following structural formula and a light emitting device including the same. K2M1-xMn4+XF6??[Structural Formula] Here, M is at least one element selected from the group consisting of a Group IV element and a Group XIV element, and X satisfies 0.028?X?0.055.
    Type: Application
    Filed: August 25, 2016
    Publication date: June 6, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Wook MOON, Woo Seuk SONG, Bong Kul MIN
  • Publication number: 20190136129
    Abstract: According to an embodiment, a phosphor composition and a light-emitting device package including the same includes a first phosphor excited by an excited light source so as to emit light of a first wavelength area; a second phosphor excited by the excited light source so as to emit light of a second wavelength area; and a third phosphor excited by the excited light source so as to emit light of a third wavelength area. Therefore, light emitted from the phosphor composition has an improved color rendering index due to an increase in the intensity of light in a cyan wavelength area, and has an improved light velocity due to a shortened wavelength of light in a red wavelength area.
    Type: Application
    Filed: April 28, 2017
    Publication date: May 9, 2019
    Inventors: Ji Wook MOON, Woo Seuk SONG, Seung Jae LEE, Jin Sung KIM
  • Publication number: 20190016954
    Abstract: An embodiment relates to a phosphor composition, a light-emitting device package comprising the same, and a lighting apparatus and, more particularly, to a phosphor composition comprising a first phosphor, excited by an excitation light source, for emitting a first wavelength range of light, a second phosphor, excited by the excitation light source, for emitting a second wavelength range of light, and a third phosphor, excited by the excitation light source, for emitting a third wavelength range of light. The light emitted from the phosphor composition exhibits an increased intensity of light in a blue-green wavelength region with the consequent improvement of color rendering index and a shortened wavelength of light in a red wavelength region with the consequent improvement of luminous flux.
    Type: Application
    Filed: December 22, 2016
    Publication date: January 17, 2019
    Inventors: Ji Wook MOON, Jin Sung KIM, Woo Seuk SONG, Seung Jae LEE
  • Publication number: 20190002761
    Abstract: A phosphor and a light emitting device comprising the same are disclosed in embodiments. The phosphor disclosed in an embodiment comprises a phosphor composition of a M4D1-xOyF:Ax structure containing a divalent metal (M), an elements (A) of the active agent, a fluorine or fluor (F) and an oxygen (O), and, wherein the x satisfies a range of 0.001?x?0.1, and the y satisfies a range of 1?y?5, wherein the M is at least one of Mg, Ca, Sr, Ba and Zn, wherein the D is at least one of Si, Ge, Sn, Ti, Zr and Hf, wherein the F is fluorine, wherein the A comprises at least one of Mn, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Tm, and Yb, wherein the phosphor composition emits red light by a peak wavelength of 400 nm to 470 nm as an excitation wavelength, wherein the red light has a peak wavelength of 655 nm to 670 nm and has a FWHM of less than 20 nm.
    Type: Application
    Filed: December 16, 2016
    Publication date: January 3, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Wook MOON, Woo Seuk SONG
  • Publication number: 20180204983
    Abstract: Embodiments provide a light-emitting device comprising: a light-emitting element configured for emitting excited light; a first wavelength conversion material to partially absorbs the excited light and emits light with a first emission wavelength; a second wavelength conversion material to partially absorbs the excited light and emits light with a second emission wavelength; and a third wavelength conversion material to partially absorbs the excited light and emits light with a third emission wavelength, wherein the first emission wavelength has a first emission peak at 530 nm to 540 nm, the second emission wavelength has a second emission peak at 550 nm to 560 nm, the third light-emitting device has a third emission peak at 620 nm to 650 nm.
    Type: Application
    Filed: July 5, 2016
    Publication date: July 19, 2018
    Inventors: Ji Wook MOON, Woo Seuk SONG, Yong Jin NOH
  • Patent number: 10008641
    Abstract: Disclosed are a phosphor composition and a light emitting apparatus including the same. The phosphor composition has a compositional formula of AzCxO12:RE, wherein the z is 0?z?3, the x is 0?x?5, the A includes at least one selected from the group consisting of Y, Sc, Gd and Lu, the C includes at least one selected from the group consisting of B, Al and Ga, and the RE includes at least one selected from the group consisting of Eu, Ce, Sm, Yb, Dy, Gd, Tm and Lu. The light emitting apparatus includes the phosphor composition.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: June 26, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Hyun Goo Kang, Ji Hye Kim, Sun Young Park, Ki Ho Hong
  • Patent number: 9882098
    Abstract: An embodiment provides a light-emitting device package comprising: a first lead frame; a second lead frame; a light-emitting device electrically connected to the first lead frame and the second lead frame; a molding unit arranged to surround the light-emitting device; and an oxynitride-based phosphor represented by chemical formula LXMYOaNbAcBd:zR (1?X?3, 3?Y?7, 0.001?Z?1.0, 0?a?5, 0.1?b?9, 0.001?c?0.3, 0.001?d?0.3), and the light-emitting device package of the present embodiment can implement a white color light having excellent luminance and color rendering index.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: January 30, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Bong Kul Min, Hyoung Jin Kim
  • Publication number: 20170335186
    Abstract: A phosphor composition of an embodiment and a light emitting device package including the same includes: a green phosphor excited by blue light to emit green light; a first red phosphor of a nitride series which is excited by the blue light and emits first red light; and a second red phosphor of a fluorine series which is excited by the blue light and emits second red light, and is capable of emitting white light without deterioration of optical characteristics at a high temperature while improving luminous flux and color reproduction rate as compared with a light emitting device package including a conventional phosphor composition.
    Type: Application
    Filed: December 9, 2015
    Publication date: November 23, 2017
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Wook MOON, Hyoung Jin KIM, Jeong Yoon MOON, Jae Wan CHOI
  • Publication number: 20170292071
    Abstract: An embodiment provides a phosphor composition and a light emitting device package comprising the same, wherein the phosphor composition comprises green phosphor, amber phosphor, and red phosphor, wherein the amber phosphor is expressed as chemical formula Lim?2XSi12-m?nAlm+nOnN16-n:Eu2+, where 2?m?5, 2?n?10, 0.01?X?1. The light emitting element package of the embodiment can display white light having improved brightness and color rendering index.
    Type: Application
    Filed: August 24, 2015
    Publication date: October 12, 2017
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Wook MOON, Hyoung Jin KIM, Chang Man LIM, Bong Kul MIN
  • Publication number: 20170110632
    Abstract: Disclosed are a phosphor composition and a light emitting apparatus including the same. The phosphor composition has a compositional formula of AzCxO12:RE, wherein the z is 0?z?3, the x is 0?x?5, the A includes at least one selected from the group consisting of Y, Sc, Gd and Lu, the C includes at least one selected from the group consisting of B, Al and Ga, and the RE includes at least one selected from the group consisting of Eu, Ce, Sm, Yb, Dy, Gd, Tm and Lu. The light emitting apparatus includes the phosphor composition.
    Type: Application
    Filed: December 27, 2016
    Publication date: April 20, 2017
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Ji Wook MOON, Hyun Goo KANG, Ji Hye KIM, Sun Young PARK, Ki Ho HONG