Patents by Inventor Nam-Hyun Kim

Nam-Hyun Kim 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: 20240281213
    Abstract: A random number generation system for generating random number(s) using an image sensor is disclosed. The image sensor includes a photoelectric conversion element configured to generate charges in response to light, a first tap in which a first charge from among the charges generated by the photoelectric conversion element is accumulated, and a second tap in which a second charge from among the charges generated by the photoelectric conversion element is accumulated.
    Type: Application
    Filed: November 8, 2023
    Publication date: August 22, 2024
    Applicant: SK hynix Inc.
    Inventors: Nam Hyun KIM, Kang Bong SEO, Kwang Jun CHO
  • Patent number: 12067913
    Abstract: A display device includes a plurality of pixels, a dummy pixel, and a repair line, wherein the plurality of pixels may include a first subpixel including a first pixel circuit connected with a first initialization voltage line through which a first initialization voltage is provided, and a first light emitting element, and a second subpixel including a second pixel circuit connected with a second initialization voltage line through which a second initialization voltage different from the first initialization voltage is provided, and a second light emitting element, wherein the dummy pixel may include a first transistor connectable with the repair line and connected with the first initialization voltage line, a second transistor connectable with the repair line and connected with the second initialization voltage line, and a dummy pixel circuit connectable with the repair line.
    Type: Grant
    Filed: June 23, 2023
    Date of Patent: August 20, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yongsung Park, Nam-Hyun Kim, Sungwoo Jung, Jieun Choi
  • Publication number: 20240054927
    Abstract: A display device includes a plurality of pixels, a dummy pixel, and a repair line, wherein the plurality of pixels may include a first subpixel including a first pixel circuit connected with a first initialization voltage line through which a first initialization voltage is provided, and a first light emitting element, and a second subpixel including a second pixel circuit connected with a second initialization voltage line through which a second initialization voltage different from the first initialization voltage is provided, and a second light emitting element, wherein the dummy pixel may include a first transistor connectable with the repair line and connected with the first initialization voltage line, a second transistor connectable with the repair line and connected with the second initialization voltage line, and a dummy pixel circuit connectable with the repair line.
    Type: Application
    Filed: June 23, 2023
    Publication date: February 15, 2024
    Inventors: YONGSUNG PARK, NAM-HYUN KIM, SUNGWOO JUNG, JIEUN CHOI
  • Patent number: 11787933
    Abstract: A thermoplastic resin composition according to the present invention contains about 100 parts by weight of a polycarbonate resin, about 5 to about 50 parts by weight of a polyolefin resin, about 5 to about 50 parts by weight of a glass fiber, and about 1 to about 20 parts by weight of a modified olefin-based copolymer, wherein the modified olefin-based copolymer includes an epoxy-modified olefin-based copolymer and a maleic acid anhydride-modified olefin-based copolymer, and the weight ratio of the epoxy-modified olefin-based copolymer to the maleic acid anhydride-modified olefin-based copolymer is about 1:0.05 to about 1:15. The thermoplastic resin composition has excellent stiffness, impact resistance, and the like, and has a low specific gravity, dielectric constant, dielectric dissipation factor, and the like.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: October 17, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Nam Hyun Kim, Bong Jae Lee
  • Patent number: 11718750
    Abstract: The present invention relates to a thermoplastic resin composition for laser direct structuring process, and a molded product comprising the same. In one specific embodiment, the thermoplastic resin composition comprises: approximately 100 parts by weight of a base resin; approximately 0.1-20 parts by weight of an additive for laser direct structuring; and approximately 1-20 parts by weight of an impact modifier, wherein the base resin comprises a polycarbonate resin, a polycarbonate-polysiloxane copolymer and a polyester resin.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: August 8, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Nam Hyun Kim, Jung Ki Kim, Sang Hyun Hong
  • Publication number: 20230171997
    Abstract: A display panel includes a base layer including a display area and a non-display area, a repair circuit disposed in the non-display area, a pixel disposed in the display area and including a pixel circuit and a light emitting element electrically connected to the pixel circuit, and a repair line electrically connecting the repair circuit to the pixel. The pixel circuit includes a silicon transistor including a silicon semiconductor pattern and a first gate disposed on the silicon semiconductor pattern, an oxide transistor including a light shielding pattern disposed on the first gate and disposed on the same layer as the repair line, an oxide semiconductor pattern disposed on the light shielding pattern, and a second gate disposed on the oxide semiconductor pattern, and a bridge electrode electrically connected to the light emitting element and the silicon transistor.
    Type: Application
    Filed: August 1, 2022
    Publication date: June 1, 2023
    Inventors: JIEUN CHOI, YONGSUNG PARK, NAM-HYUN KIM, YOUHAN MOON, SUNGWOO JUNG
  • Patent number: 11661513
    Abstract: A thermoplastic resin composition according to the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 5 to about 100 parts by weight of an inorganic filler; about 0.1 to about 2 parts by weight of a maleic anhydride-modified olefin-based copolymer; and about 0.1 to about 2 parts by weight of a phosphite compound represented by chemical formula 1. The thermoplastic resin composition is excellent in terms of chemical resistance, impact resistance, rigidity, physical property balance thereof, and the like.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: May 30, 2023
    Assignee: Lotte Chemical Corporation
    Inventors: Nam Hyun Kim, Bong Jae Lee, Young Mi Kim, Ik Mo Kim, Sang Hwa Lee, Sang Hyun Hong
  • Patent number: 11651556
    Abstract: Provided is a virtual exhibition space providing method for efficient data management. The method comprises the steps of: displaying, on a screen, a space image in which an exhibition space including multiple wall surfaces is expressed in three dimensions; receiving a first user's selection of a particular wall surface among multiple wall surfaces on the space image; displaying, on a screen, a wall surface image of the particular wall surface, in which the particular wall surface is expressed in two dimensions; receiving a command of the first user which causes at least one work image having a particular size to overlap and be arranged at a particular position on the wall surface image; generating a snapshot image of the particular wall surface in which the at least one work image overlaps and is arranged on the wall surface image; and transmitting, to a server, identification information of the particular wall surface, the snapshot image, and the at least one work image.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: May 16, 2023
    Assignee: DIFT CORPORATION
    Inventors: Chi Hyung Park, Dong Ree Kim, Nam Hyun Kim, In Je Cho
  • Publication number: 20220213317
    Abstract: A thermoplastic resin composition of the present invention comprises: approximately 100 parts by weight of a polycarbonate resin; approximately 1-10 parts by weight of an additive for laser direct structuring; approximately 0.1-7 parts by weight of a maleic anhydride-modified olefin-based copolymer; and approximately 0.1-4 parts by weight of a phosphite compound represented by chemical formula 1. The thermoplastic resin composition has excellent plating reliability, impact resistance, chemical resistance and the like, and generates a small amount of gas during injection molding, and thus has excellent injection stability.
    Type: Application
    Filed: May 19, 2020
    Publication date: July 7, 2022
    Inventors: Nam Hyun KIM, Yang Il KIM, Young Mi KIM, Bong Jae LEE, Sang Hwa LEE
  • Patent number: 11312832
    Abstract: A thermoplastic resin composition and a molded article including the same. The thermoplastic resin composition includes: about 100 parts by weight of a thermoplastic resin; about 1 to about 30 parts by weight of an additive for laser direct structuring (LDS additive); about 0.01 to about 5 parts by weight of a hindered phenol-based compound; about 0.01 to about 10 parts by weight of a sodium phosphate salt; about 0.01 to about 5 parts by weight of a phosphite compound; about 0.01 to about 5 parts by weight of a sulfonate compound; and about 0.01 to about 10 parts by weight of a metal oxide, wherein a weight ratio of the hindered phenol-based compound, the sodium phosphate salt, the phosphite compound and the sulfonate compound to the metal oxide may range from about 2:1 to about 10:1.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: April 26, 2022
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Jee Kwon Park, Ik Mo Kim, Nam Hyun Kim, Jung Ki Kim, Sang Hyun Hong
  • Patent number: 11250643
    Abstract: A method for providing a virtual exhibition space by using a 2.5-dimensionalization is provided.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: February 15, 2022
    Assignee: DIFT CORPORATION
    Inventors: Chi Hyung Park, Dong Ree Kim, Nam Hyun Kim, In Je Cho
  • Publication number: 20220033650
    Abstract: A thermoplastic resin composition according to the present invention contains about 100 parts by weight of a polycarbonate resin, about 5 to about 50 parts by weight of a polyolefin resin, about 5 to about 50 parts by weight of a glass fiber, and about 1 to about 20 parts by weight of a modified olefin-based copolymer, wherein the modified olefin-based copolymer includes an epoxy-modified olefin-based copolymer and a maleic acid anhydride-modified olefin-based copolymer, and the weight ratio of the epoxy-modified olefin-based copolymer to the maleic acid anhydride-modified olefin-based copolymer is about 1:0.05 to about 1:15. The thermoplastic resin composition has excellent stiffness, impact resistance, and the like, and has a low specific gravity, dielectric constant, dielectric dissipation factor, and the like.
    Type: Application
    Filed: March 11, 2020
    Publication date: February 3, 2022
    Inventors: Nam Hyun KIM, Bong Jae LEE
  • Patent number: 11208555
    Abstract: The present invention relates to a thermoplastic resin composition for a laser direct structuring process and a molded article produced therefrom. In one embodiment, the thermoplastic resin composition comprises: a polyamide resin; a polyester resin; a rubber-modified aromatic vinyl-based graft copolymer; an inorganic filler; and an additive for laser direct structuring.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: December 28, 2021
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Nam Hyun Kim, Sang Hyun Hong
  • Publication number: 20210380802
    Abstract: A thermoplastic resin composition according to the present invention comprises: about 100 parts by weight of a polycarbonate resin; about 5 to about 100 parts by weight of an inorganic filler; about 0.1 to about 2 parts by weight of a maleic anhydride-modified olefin-based copolymer; and about 0.1 to about 2 parts by weight of a phosphite compound represented by chemical formula 1. The thermoplastic resin composition is excellent in terms of chemical resistance, impact resistance, rigidity, physical property balance thereof, and the like.
    Type: Application
    Filed: December 11, 2019
    Publication date: December 9, 2021
    Inventors: Nam Hyun KIM, Bong Jae LEE, Young Mi KIM, Ik Mo KIM, Sang Hwa LEE, Sang Hyun HONG
  • Patent number: 11136457
    Abstract: A thermoplastic resin composition and a molded article formed of the same includes: about 100 parts by weight of a polycarbonate resin; about 1 to about 20 parts by weight of a rubber modified aromatic vinyl copolymer resin; about 0.1 to about 2 parts by weight of a maleic anhydride modified olefin copolymer; and about 0.1 to about 2 parts by weight of a phosphite compound represented by Formula 1 as described in the present specification. The thermoplastic resin composition can have good properties in terms of chemical resistance, impact resistance, and balance therebetween.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: October 5, 2021
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Young Mi Kim, Nam Hyun Kim, Bong Jae Lee, Sang Hyun Hong
  • Patent number: 11078360
    Abstract: A thermoplastic resin composition and a molded article formed using the same. The thermoplastic resin composition includes: a polycarbonate resin; a first polycarbonate-polysiloxane copolymer resin; a second polycarbonate-polysiloxane copolymer resin; and a glycol-modified polyester resin, wherein the first polycarbonate-polysiloxane copolymer resin includes a polysiloxane block having an average degree of polymerization of about 30 to about 45 and the second polycarbonate-polysiloxane copolymer resin includes a polysiloxane block having an average degree of polymerization of about 70 to about 100. The thermoplastic resin composition can have good properties in terms of transparency, impact resistance, chemical resistance, and/or hydrolysis resistance.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: August 3, 2021
    Assignee: Lotte Advanced Materials Co., Ltd.
    Inventors: Nam Hyun Kim, Young Mi Kim, Bong Jae Lee, Sang Hyun Hong
  • Publication number: 20210090352
    Abstract: A method for providing a virtual exhibition space by using a 2.5-dimensionalization is provided.
    Type: Application
    Filed: November 6, 2020
    Publication date: March 25, 2021
    Applicant: DIFT CORPORATION
    Inventors: Chi Hyung PARK, Dong Ree KIM, Nam Hyun KIM, In Je CHO
  • Publication number: 20210090330
    Abstract: Provided is a virtual exhibition space providing method for efficient data management. The method comprises the steps of: displaying, on a screen, a space image in which an exhibition space including multiple wall surfaces is expressed in three dimensions; receiving a first user's selection of a particular wall surface among multiple wall surfaces on the space image; displaying, on a screen, a wall surface image of the particular wall surface, in which the particular wall surface is expressed in two dimensions; receiving a command of the first user which causes at least one work image having a particular size to overlap and be arranged at a particular position on the wall surface image; generating a snapshot image of the particular wall surface in which the at least one work image overlaps and is arranged on the wall surface image; and transmitting, to a server, identification information of the particular wall surface, the snapshot image, and the at least one work image.
    Type: Application
    Filed: October 30, 2020
    Publication date: March 25, 2021
    Applicant: DIFT CORPORATION
    Inventors: Chi Hyung PARK, Dong Ree KIM, Nam Hyun KIM, In Je CHO
  • Publication number: 20210070984
    Abstract: The present invention relates to a thermoplastic resin composition for laser direct structuring process, and a molded product comprising the same. In one specific embodiment, the thermoplastic resin composition comprises: approximately 100 parts by weight of a base resin; approximately 0.1-20 parts by weight of an additive for laser direct structuring; and approximately 1-20 parts by weight of an impact modifier, wherein the base resin comprises a polycarbonate resin, a polycarbonate-polysiloxane copolymer and a polyester resin.
    Type: Application
    Filed: December 5, 2018
    Publication date: March 11, 2021
    Inventors: Nam Hyun KIM, Jung Ki KIM, Sang Hyun HONG
  • Patent number: 10868635
    Abstract: Provided is a broadcast signal transmitting method including: generating a first bitstream including encoded data; generating a second bitstream by adding zero bits to the first bitstream, based on a difference between a modem data rate and a codec data rate; generating a third bitstream by encoding the second bitstream by using zero padding information about the zero bits; and transmitting a carrier signal generated by modulating the third bitstream.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-hyun Park, Nam-hyun Kim, Min-ho Kim, Joon-young Lee, Jin-joo Chung, Doo-chan Hwang