Patents by Inventor Tae-won Jeong

Tae-won 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: 11867988
    Abstract: A layered structure including a transparent substrate; a photoluminescent layer disposed on the transparent substrate and a pattern of a quantum dot polymer composite; and a capping layer disposed on the photoluminescent layer and including an inorganic material, a method of producing the same, a liquid crystal display including the same. The quantum dot polymer composite includes a polymer matrix; and a plurality of quantum dots in the polymer matrix, the pattern of the quantum dot polymer composite includes at least one repeating section and the repeating section includes a first section configured to emit light of a first peak wavelength, the inorganic material is disposed on at least a portion of a surface of the repeating section, and the inorganic material includes a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: January 9, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Deukseok Chung, Shin Ae Jun, Tae Won Jeong, Yong Seok Han
  • Patent number: 11661547
    Abstract: A quantum dot, including a core including a first semiconductor material that includes indium; and a shell including a second semiconductor material, and disposed on the core, wherein the first semiconductor material and the second semiconductor material are different, wherein the shell has at least two branch portions and a valley portion connecting the at least two branch portions, at least one of the at least two branch portions comprises Zn, Se, and S, and a content of sulfur in the at least one branch portion increases in a direction away from the core.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: May 30, 2023
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD., SAMSUNG DISPLAY CO., LTD.
    Inventors: Shin Ae Jun, Taekhoon Kim, Garam Park, Yong Seok Han, Eun Joo Jang, Hyo Sook Jang, Tae Won Jeong, Shang Hyeun Park
  • Patent number: 11485904
    Abstract: A layered structure including a luminescent layer including a quantum dot polymer composite pattern; an inorganic layer disposed on the luminescent layer, the inorganic layer including a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof; and an organic layer being disposed between the luminescent layer and the inorganic layer, the organic layer including an organic polymer, a method of producing the same, and a liquid crystal display including the same. The quantum dot polymer composite pattern includes a repeating section including a polymer matrix; and a plurality of quantum dots (e.g., dispersed) in the polymer matrix, the repeating unit including a first section configured to emit light of a first light, and wherein the inorganic layer is disposed on at least a portion of a surface of the repeating section.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: November 1, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deukseok Chung, Tae Won Jeong, Tae Gon Kim, Shin Ae Jun
  • Publication number: 20210382331
    Abstract: A layered structure including a transparent substrate; a photoluminescent layer disposed on the transparent substrate and a pattern of a quantum dot polymer composite; and a capping layer disposed on the photoluminescent layer and including an inorganic material, a method of producing the same, a liquid crystal display including the same. The quantum dot polymer composite includes a polymer matrix; and a plurality of quantum dots in the polymer matrix, the pattern of the quantum dot polymer composite includes at least one repeating section and the repeating section includes a first section configured to emit light of a first peak wavelength, the inorganic material is disposed on at least a portion of a surface of the repeating section, and the inorganic material includes a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof.
    Type: Application
    Filed: August 23, 2021
    Publication date: December 9, 2021
    Inventors: Deukseok CHUNG, Shin Ae JUN, Tae Won JEONG, Yong Seok HAN
  • Patent number: 11099410
    Abstract: A layered structure including a transparent substrate; a photoluminescent layer disposed on the transparent substrate and a pattern of a quantum dot polymer composite; and a capping layer disposed on the photoluminescent layer and including an inorganic material, a method of producing the same, a liquid crystal display including the same. The quantum dot polymer composite includes a polymer matrix; and a plurality of quantum dots in the polymer matrix, the pattern of the quantum dot polymer composite includes at least one repeating section and the repeating section includes a first section configured to emit light of a first peak wavelength, the inorganic material is disposed on at least a portion of a surface of the repeating section, and the inorganic material includes a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: August 24, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Deukseok Chung, Shin Ae Jun, Tae Won Jeong, Yong Seok Han
  • Patent number: 10943733
    Abstract: A ceramic dielectric including: a bulk dielectric including barium (Ba) and titanium (Ti); a ceramic nanosheet; and a composite dielectric of the bulk dielectric and the ceramic nanosheet.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: March 9, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeon Cheol Park, Chan Kwak, Kyoung-Seok Moon, Daejin Yang, Tae Won Jeong
  • Publication number: 20200283680
    Abstract: A quantum dot, including a core including a first semiconductor material that includes indium; and a shell including a second semiconductor material, and disposed on the core, wherein the first semiconductor material and the second semiconductor material are different, wherein the shell has at least two branch portions and a valley portion connecting the at least two branch portions, at least one of the at least two branch portions comprises Zn, Se, and S, and a content of sulfur in the at least one branch portion increases in a direction away from the core.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 10, 2020
    Inventors: Shin Ae JUN, Taekhoon KIM, Garam PARK, Yong Seok HAN, Eun Joo JANG, Hyo Sook JANG, Tae Won JEONG, Shang Hyeun PARK
  • Patent number: 10723942
    Abstract: A quantum dot-polymer composite including a polymer matrix; and a plurality of quantum dots dispersed in the polymer matrix, wherein the quantum dot includes a core including a first semiconductor material; and a shell including a second semiconductor material disposed on the core, wherein the quantum dot is cadmium-free, wherein the shell has at least two branches and at least one valley portion connecting the at least two branches, and wherein the first semiconductor material is different from the second semiconductor material.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: July 28, 2020
    Assignees: SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Shin Ae Jun, Taekhoon Kim, Garam Park, Yong Seok Han, Eun Joo Jang, Hyo Sook Jang, Tae Won Jeong, Shang Hyeun Park
  • Patent number: 10658113
    Abstract: Disclosed are a ceramic dielectric including a composite of a first dielectric and a second dielectric, wherein each of the first dielectric and the second dielectric includes strontium (Sr) and niobium (Nb) and has a different crystal system, a ceramic electronic component, and a device.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: May 19, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doh Won Jung, Chan Kwak, Tae Won Jeong
  • Publication number: 20200027659
    Abstract: Disclosed are a ceramic dielectric including a composite of a first dielectric and a second dielectric, wherein each of the first dielectric and the second dielectric includes strontium (Sr) and niobium (Nb) and has a different crystal system, a ceramic electronic component, and a device.
    Type: Application
    Filed: November 29, 2018
    Publication date: January 23, 2020
    Inventors: Doh Won JUNG, Chan KWAK, Tae Won JEONG
  • Publication number: 20190279817
    Abstract: A ceramic dielectric including: a bulk dielectric including barium (Ba) and titanium (Ti); a ceramic nanosheet; and a composite dielectric of the bulk dielectric and the ceramic nanosheet.
    Type: Application
    Filed: March 11, 2019
    Publication date: September 12, 2019
    Inventors: Hyeon Cheol PARK, Chan KWAK, Kyoung-Seok MOON, Daejin YANG, Tae Won JEONG
  • Patent number: 10126598
    Abstract: A color filter including a first region configured to emit a first light, a second region configured to emit a second light having a longer wavelength than a wavelength of the first light, a third region configured to emit a third light having a longer wavelength than the wavelength of the second light, a first layer including two or more quantum dots, and a second layer formed on at least one surface of the first layer, wherein the first layer and the second layer are disposed in at least the second region and the third region.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: November 13, 2018
    Assignees: SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD., SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Seok Han, Nayoun Won, Hyun A Kang, Ha Il Kwon, Shang Hyeun Park, Eun Joo Jang, Shin Ae Jun, Deukseok Chung, Tae Won Jeong
  • Publication number: 20180237690
    Abstract: A layered structure including a luminescent layer including a quantum dot polymer composite pattern; an inorganic layer disposed on the luminescent layer, the inorganic layer including a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof; and an organic layer being disposed between the luminescent layer and the inorganic layer, the organic layer including an organic polymer, a method of producing the same, and a liquid crystal display including the same. The quantum dot polymer composite pattern includes a repeating section including a polymer matrix; and a plurality of quantum dots (e.g., dispersed) in the polymer matrix, the repeating unit including a first section configured to emit light of a first light, and wherein the inorganic layer is disposed on at least a portion of a surface of the repeating section.
    Type: Application
    Filed: February 20, 2018
    Publication date: August 23, 2018
    Inventors: Deukseok CHUNG, Tae Won JEONG, Tae Gon KIM, Shin Ae JUN
  • Publication number: 20180173020
    Abstract: A layered structure including a transparent substrate; a photoluminescent layer disposed on the transparent substrate and a pattern of a quantum dot polymer composite; and a capping layer disposed on the photoluminescent layer and including an inorganic material, a method of producing the same, a liquid crystal display including the same. The quantum dot polymer composite includes a polymer matrix; and a plurality of quantum dots in the polymer matrix, the pattern of the quantum dot polymer composite includes at least one repeating section and the repeating section includes a first section configured to emit light of a first peak wavelength, the inorganic material is disposed on at least a portion of a surface of the repeating section, and the inorganic material includes a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof.
    Type: Application
    Filed: December 21, 2017
    Publication date: June 21, 2018
    Inventors: Deukseok CHUNG, Shin Ae JUN, Tae Won JEONG, Yong Seok HAN
  • Publication number: 20180157124
    Abstract: A color filter including a first region configured to emit a first light, a second region configured to emit a second light having a longer wavelength than a wavelength of the first light, a third region configured to emit a third light having a longer wavelength than the wavelength of the second light, a first layer including two or more quantum dots, and a second layer formed on at least one surface of the first layer, wherein the first layer and the second layer are disposed in at least the second region and the third region.
    Type: Application
    Filed: January 16, 2018
    Publication date: June 7, 2018
    Inventors: Yong Seok HAN, Nayoun WON, Hyun A KANG, Ha Il KWON, Shang Hyeun PARK, Eun Joo JANG, Shin Ae JUN, Deukseok CHUNG, Tae Won JEONG
  • Patent number: 9904109
    Abstract: A color filter including a first region configured to emit a first light, a second region configured to emit a second light having a longer wavelength than a wavelength of the first light, a third region configured to emit a third light having a longer wavelength than the wavelength of the second light, a first layer including two or more quantum dots, and a second layer formed on at least one surface of the first layer, wherein the first layer and the second layer are disposed in at least the second region and the third region.
    Type: Grant
    Filed: July 11, 2016
    Date of Patent: February 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Seok Han, Nayoun Won, Hyun A Kang, Ha Il Kwon, Shang Hyeun Park, Eun Joo Jang, Shin Ae Jun, Deukseok Chung, Tae Won Jeong
  • Publication number: 20170183565
    Abstract: A quantum dot-polymer composite including a polymer matrix; and a plurality of quantum dots dispersed in the polymer matrix, wherein the quantum dot includes a core including a first semiconductor material; and a shell including a second semiconductor material disposed on the core, wherein the quantum dot is cadmium-free, wherein the shell has at least two branches and at least one valley portion connecting the at least two branches, and wherein the first semiconductor material is different from the second semiconductor material.
    Type: Application
    Filed: December 21, 2016
    Publication date: June 29, 2017
    Inventors: Shin Ae JUN, Taekhoon KIM, Garam PARK, Yong Seok HAN, Eun Joo JANG, Hyo Sook JANG, Tae Won JEONG, Shang Hyeun PARK
  • Publication number: 20170176816
    Abstract: A color filter including a first region configured to emit a first light, a second region configured to emit a second light having a longer wavelength than a wavelength of the first light, a third region configured to emit a third light having a longer wavelength than the wavelength of the second light, a first layer including two or more quantum dots, and a second layer formed on at least one surface of the first layer, wherein the first layer and the second layer are disposed in at least the second region and the third region.
    Type: Application
    Filed: July 11, 2016
    Publication date: June 22, 2017
    Inventors: Yong Seok HAN, Nayoun WON, Hyun A KANG, Ha Il KWON, Shang Hyeun PARK, Eun Joo JANG, Shin Ae JUN, Deukseok CHUNG, Tae Won JEONG
  • Patent number: 9508522
    Abstract: An x-ray generator includes a housing, a cathode block that is arranged in the housing and emits electrons via a field emission scheme, an anode block that is arranged in the housing and generates x-rays in response to the electrons emitted from the cathode block and collide with the anode block, and a heat sink block that contacts the cathode block and dissipates heat generated therein to an outside of the housing.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: November 29, 2016
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SRI INTERNATIONAL
    Inventors: Shang-hyeun Park, Paul R. Schwoebel, Il-hwan Kim, Do-yoon Kim, Yong-chul Kim, Chang-soo Lee, Tae-won Jeong
  • Patent number: 9435754
    Abstract: An X-ray generator may comprise: an electron emission device comprising a plurality of electron emission units configured to emit electrons; an X-ray emission device configured to emit X-rays due to the electrons emitted from the electron emission device; and/or a parallel light extraction member configured to extract X-rays having directivity from among the X-rays emitted from the X-ray emission device and to allow the extracted X-rays having directivity to pass through the parallel light extraction member.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: September 6, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Il-Hwan Kim, Yong-Chul Kim, Shang-Hyeun Park, Tae-Won Jeong