Patents by Inventor Mi Jeong Choi

Mi Jeong Choi 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: 20240121375
    Abstract: The present disclosure relates to a stereoscopic surface display device, and more particularly, to a stereoscopic surface display device including: a light source unit including a plurality of optical elements; and a stereoscopic display unit disposed on the light source unit. The stereoscopic display unit includes: a polymer layer; and a light absorption layer buried in the polymer layer. The stereoscopic display unit includes a plurality of cell areas arranged in two-dimension, the light absorption layer is disposed in the plurality of cell areas, the plurality of optical elements vertically overlap the plurality of cell areas, respectively, and each of the plurality of cell areas has a stereoscopic shape.
    Type: Application
    Filed: October 6, 2023
    Publication date: April 11, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Ryul YUN, Seongcheol MUN, Inwook HWANG, Mi Jeong CHOI
  • Publication number: 20240084194
    Abstract: A non-solvent curable composition including a quantum dot and a polymerizable monomer having a carbon-carbon double bond at the terminal end and having a vapor pressure of about 1×10?5 mmHg to about 1×10?4 mmHg, a cured layer manufactured utilizing the non-solvent curable composition, a color filter including the cured layer, a display device including the color filter, and a method of manufacturing the cured layer are disclosed.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 14, 2024
    Inventors: Mi Jeong CHOI, Yonghee KANG, Dongjun KIM, Misun KIM, Jonggi KIM, Minjee PARK, Bumjin LEE, Jihyeon YIM
  • Patent number: 11921929
    Abstract: Provided is a stereoscopic surface display device including a stereoscopic display unit having a cell area, wherein the stereoscopic display unit includes a first flexible layer, a first optical waveguide and a first optical output unit in the first flexible layer, wherein the first optical output unit are disposed in the cell area, a first light source disposed on a side of the stereoscopic display unit, wherein the first optical waveguide connects the first light source and the first optical output unit, a first photothermal response layer on the first flexible layer, wherein the first photothermal response layer is configured to receive output light emitted from the first optical output unit and emit thermal energy, and a shape deformation layer on the first photothermal response layer, wherein the shape deformation layer is configured to generate bending deformation by receiving the thermal energy from the first photothermal response layer.
    Type: Grant
    Filed: February 7, 2023
    Date of Patent: March 5, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Ryul Yun, Seung Koo Park, Inwook Hwang, Seongcheol Mun, Mi Jeong Choi
  • Patent number: 11912911
    Abstract: Quantum dots surface-modified with a compound represented by Chemical Formula 1 or Chemical Formula 2, a curable composition including the quantum dots, a cured layer, and a color filter. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as defined in the specification.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: February 27, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yonghee Kang, Jonggi Kim, Jihyeon Yim, Dongjun Kim, Misun Kim, Minjee Park, Bumjin Lee, Injae Lee, Mi Jeong Choi
  • Publication number: 20240027906
    Abstract: A photosensitive resin composition includes: (A) a binder resin; (B) a photopolymerizable monomer; (C) a photopolymerization initiator; (D) a quantum dot surface-modified with a compound having a thiol group at one terminal end and an alkoxy group, a cycloalkyl group, a carboxyl group, or a hydroxy group at the other terminal end; and (E) a solvent. A curable composition includes: (A?) a resin; (B?) a quantum dot surface-modified with a compound represented by Chemical Formula 1 or Chemical Formula 2; and (C?) a solvent. A method of manufacturing the surface-modified quantum dot, and a color filter manufactured using the photosensitive resin composition or the curable composition are also disclosed.
    Type: Application
    Filed: August 8, 2023
    Publication date: January 25, 2024
    Inventors: Jinsuop YOUN, Misun KIM, Hong Jeong YU, Bumjin LEE, Yonghee KANG, Dongjun KIM, Byeonggeun SON, Jihyeon YIM, Mi Jeong CHOI, Jonggi KIM, Minjee PARK, Hojeong PAEK, Woo Jung SHIN, Young Woong JANG
  • Patent number: 11866624
    Abstract: A non-solvent curable composition including a quantum dot and a polymerizable monomer having a carbon-carbon double bond at the terminal end and having a vapor pressure of about 1×10?5 mmHg to about 1×10?4 mmHg, a cured layer manufactured utilizing the non-solvent curable composition, a color filter including the cured layer, a display device including the color filter, and a method of manufacturing the cured layer are disclosed.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: January 9, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Mi Jeong Choi, Yonghee Kang, Dongjun Kim, Misun Kim, Jonggi Kim, Minjee Park, Bumjin Lee, Jihyeon Yim
  • Patent number: 11762289
    Abstract: A photosensitive resin composition includes: (A) a binder resin; (B) a photopolymerizable monomer; (C) a photopolymerization initiator; (D) a quantum dot surface-modified with a compound having a thiol group at one terminal end and an alkoxy group, a cycloalkyl group, a carboxyl group, or a hydroxy group at the other terminal end; and (E) a solvent. A curable composition includes: (A?) a resin; (B?) a quantum dot surface-modified with a compound represented by Chemical Formula 1 or Chemical Formula 2; and (C?) a solvent. A method of manufacturing the surface-modified quantum dot, and a color filter manufactured using the photosensitive resin composition or the curable composition are also disclosed.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: September 19, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jinsuop Youn, Misun Kim, Hong Jeong Yu, Bumjin Lee, Yonghee Kang, Dongjun Kim, Byeonggeun Son, Jihyeon Yim, Mi Jeong Choi, Jonggi Kim, Minjee Park, Hojeong Paek, Woo Jung Shin, Young Woong Jang
  • Patent number: 11760926
    Abstract: A quantum dot surface-modified with a specific compound, a non-solvent curable composition including the quantum dot, a solvent based curable composition including the quantum dot, a cured layer manufactured utilizing the curable composition, a color filter including the cured layer, and a display device including the cured layer are disclosed.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: September 19, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yonghee Kang, Jonggi Kim, Dongjun Kim, Misun Kim, Minjee Park, Bumjin Lee, Jihyeon Yim, Mi Jeong Choi
  • Publication number: 20230269362
    Abstract: Provided is a stereoscopic surface display device including a stereoscopic display unit having a cell area, wherein the stereoscopic display unit includes a first flexible layer, a first optical waveguide and a first optical output unit in the first flexible layer, wherein the first optical output unit are disposed in the cell area, a first light source disposed on a side of the stereoscopic display unit, wherein the first optical waveguide connects the first light source and the first optical output unit, a first photothermal response layer on the first flexible layer, wherein the first photothermal response layer is configured to receive output light emitted from the first optical output unit and emit thermal energy, and a shape deformation layer on the first photothermal response layer, wherein the shape deformation layer is configured to generate bending deformation by receiving the thermal energy from the first photothermal response layer.
    Type: Application
    Filed: February 7, 2023
    Publication date: August 24, 2023
    Inventors: Sung Ryul YUN, Seung Koo PARK, Inwook HWANG, Seongcheol MUN, Mi Jeong CHOI
  • Publication number: 20230203225
    Abstract: Provided are a composition for encapsulating an organic light emitting element and an organic light emitting element display device manufactured therefrom, the composition comprising: (A) a non-silicone-based photocurable multifunctional monomer; (B) a silicone-based photocurable multifunctional monomer; (C) a non-silicone-based photocurable monofunctional monomer; (D) a silicone-based photocurable monofunctional monomer; and (E) an initiator, wherein the silicone-based photocurable multifunctional monomer (B) is represented by chemical formula 1.
    Type: Application
    Filed: March 2, 2023
    Publication date: June 29, 2023
    Inventors: Seong Ryong NAM, Mi Jeong CHOI, Sung Min KO
  • Publication number: 20230138999
    Abstract: Provided is a soft actuator. The soft actuator includes a first support body, a second support body spaced apart from the first support body in a first direction, a yarn structure having one end coupled to the first support body and the other end coupled to the second support body, and a light source part spaced apart from the yarn structure in a second direction crossing the first direction. The yarn structure includes a polymer layer having a coil spring shape extending in the first direction and a light absorption layer configured to surround an outer surface of the polymer layer.
    Type: Application
    Filed: October 27, 2022
    Publication date: May 4, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Ryul YUN, Inwook HWANG, Hyung Cheol SHIN, Seongcheol MUN, Mi Jeong CHOI
  • Publication number: 20230103068
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Application
    Filed: November 18, 2022
    Publication date: March 30, 2023
    Inventors: Seung Koo PARK, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
  • Publication number: 20230102431
    Abstract: Provided are: a composition for an organic light emitting diode comprising an indole-based photocurable monomer, a non-indole-based photocurable monomer, and an initiator, and an organic light emitting display manufactured therefrom.
    Type: Application
    Filed: November 16, 2022
    Publication date: March 30, 2023
    Inventors: Seong Ryong NAM, Mi Jeong CHOI, Sung Min KO, Bum Jin LEE
  • Patent number: 11608400
    Abstract: Provided are a composition for encapsulating an organic light emitting element and an organic light emitting element display device manufactured therefrom, the composition comprising: (A) a non-silicone-based photocurable multifunctional monomer; (B) a silicone-based photocurable multifunctional monomer; (C) a non-silicone-based photocurable monofunctional monomer; (D) a silicone-based photocurable monofunctional monomer; and (E) an initiator, wherein the silicone-based photocurable multifunctional monomer (B) is represented by chemical formula 1.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: March 21, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Seong Ryong Nam, Mi Jeong Choi, Sung Min Ko
  • Patent number: 11539025
    Abstract: Provided are: a composition for an organic light emitting diode comprising an indole-based photocurable monomer, a non-indole-based photocurable monomer, and an initiator, and an organic light emitting display manufactured therefrom.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: December 27, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seong Ryong Nam, Mi Jeong Choi, Sung Min Ko, Bum Jin Lee
  • Publication number: 20220213380
    Abstract: Disclosed are a surface-modified quantum dot, a curable composition including the quantum dot, a cured layer, and a color filter.
    Type: Application
    Filed: September 18, 2020
    Publication date: July 7, 2022
    Inventors: Yonghee KANG, Jonggi KIM, Jihyeon YIM, Dongjun KIM, Misun KIM, Minjee PARK, Bumjin LEE, Injae LEE, Mi Jeong CHOI
  • Publication number: 20210292495
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Application
    Filed: May 19, 2021
    Publication date: September 23, 2021
    Inventors: Seung Koo PARK, Sung Ryul YUN, Ki Uk KYUNG, Mi Jeong CHOI, Bong Je PARK, Suntak PARK, Saekwang NAM, Seongcheol MUN, Eun Jin SHIN, Jeong Mook LIM
  • Patent number: 11041055
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: June 22, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung Koo Park, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
  • Publication number: 20210151713
    Abstract: Provided are: a composition for an organic light emitting diode comprising an indole-based photocurable monomer, a non-indole-based photocurable monomer, and an initiator, and an organic light emitting display manufactured therefrom.
    Type: Application
    Filed: July 5, 2018
    Publication date: May 20, 2021
    Inventors: Seong Ryong NAM, Mi Jeong CHOI, Sung Min KO, Bum Jin LEE
  • Publication number: 20210108135
    Abstract: Quantum dots surface-modified with a compound represented by Chemical Formula 1 or Chemical Formula 2, a curable composition including the quantum dots, a cured layer, and a color filter. In Chemical Formula 1 and Chemical Formula 2, each substituent is the same as defined in the specification.
    Type: Application
    Filed: September 22, 2020
    Publication date: April 15, 2021
    Inventors: Yonghee KANG, Jonggi KIM, Jihyeon YIM, Dongjun KIM, Misun KIM, Minjee PARK, Bumjin LEE, Injae LEE, Mi Jeong CHOI