Patents by Inventor Ji-Seok Kim

Ji-Seok 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: 20250102891
    Abstract: A multi-camera assembly includes: a plurality of camera assemblies; a plurality of frame pans configured to support the plurality of camera assemblies such that each of the plurality of camera assemblies are tiltable relative to each of the plurality of frame pans; a frame bottom configured to support the plurality of frame pans thereon such that the plurality of frame pans are able to revolve around a center axis of the frame bottom in a panning direction of the plurality of camera assemblies; a shaft pan coupled to the frame bottom and configured to fix inner sides of the plurality of frame pans to the frame bottom; and a plurality of elastic members, each elastic member between each of the plurality of frame pans and the frame bottom.
    Type: Application
    Filed: September 26, 2024
    Publication date: March 27, 2025
    Applicant: HANWHA VISION CO., LTD.
    Inventor: Ji-Seok KIM
  • Publication number: 20240196494
    Abstract: Disclosed are a pulse width modulation (PWM) signal generation circuit and a lamp control system including the same. The PWM signal generation circuit includes a pulse period control circuit configured to control charging and discharging of a first capacitor, and generate a first output signal related to a first number of times of charging of the first capacitor, a pulse width control circuit configured to control charging and discharging of a second capacitor, and generate a second output signal related to a second number of times of charging of the second capacitor, and a control logic circuit configured to determine a period of a PWM signal based on the first output signal, determine a pulse width of the PWM signal based on the second output signal, and output the PWM signal having the period and the pulse width.
    Type: Application
    Filed: December 11, 2023
    Publication date: June 13, 2024
    Applicant: LX SEMICON CO., LTD.
    Inventors: Won Joon HWANG, Ji Seok KIM, Hai Feng JIN, Ju Pyo HONG
  • Publication number: 20240196492
    Abstract: Disclosed is a pulse width modulation signal generation circuit including a charging control circuit connected to and located between a first node connected to a capacitor and a voltage line that supplies an operating voltage, a discharging control circuit connected to and located between the first node and ground, a comparison circuit that generates a comparison signal by comparing a first reference voltage and a second reference voltage with a voltage of the first node, and a control logic circuit that generates a pulse width modulation signal whose level changes based on a level change of the comparison signal and determines a level change timing for the activation of the charging control signal and the discharging control signal using the level change of the comparison signal; and a lamp control system including the pulse width modulation signal generation circuit.
    Type: Application
    Filed: December 11, 2023
    Publication date: June 13, 2024
    Applicant: LX SEMICON CO., LTD.
    Inventors: Won Joon HWANG, Nak Hun KIM, Ji Seok KIM
  • Patent number: 11782330
    Abstract: A camera apparatus includes: a main body, on which a camera is mounted, wherein the camera is configured to capture an image of a surveillance area; a first attachment member coupled to the main body, and configured to be coupled to a second attachment member coupled to an external device to connect the external device to the main body; and a hanger connected to the main body, the hanger having a ring shape that forms a closed loop along a hole formed on an inside of the ring shape, wherein the hanger extends outwards from a side surface of the main body.
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: October 10, 2023
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Mun Jun Park, Ji Seok Kim
  • Publication number: 20220155660
    Abstract: A camera apparatus includes: a main body, on which a camera is mounted, wherein the camera is configured to capture an image of a surveillance area; a first attachment member coupled to the main body, and configured to be coupled to a second attachment member coupled to an external device to connect the external device to the main body; and a hanger connected to the main body, the hanger having a ring shape that forms a closed loop along a hole formed on an inside of the ring shape, wherein the hanger extends outwards from a side surface of the main body.
    Type: Application
    Filed: February 7, 2022
    Publication date: May 19, 2022
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Mun Jun PARK, Ji Seok KIM
  • Patent number: 11275293
    Abstract: A camera apparatus includes: a main body, on which a camera is mounted, wherein the camera is operated according to a signal applied from the outside, is configured to change a surveillance area by rotating in vertical and horizontal directions, and capture an image of the surveillance area; an attachment coupled to the main body, and configured to connect an external device to the main body; and a hanger in which a hole is formed, the hanger being connected to the main body for coupling the main body with the external device and decoupling the main body from the external device, wherein the attachment shares a center with the main body and is positioned at a center of the main body, and wherein the hanger is apart from the center of the main body by a certain distance and is connected to a side surface of the main body.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: March 15, 2022
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Mun Jun Park, Ji Seok Kim
  • Patent number: 11050907
    Abstract: A dome for a surveillance camera and the surveillance camera including the same is provided. The dome may include a spherical part having a hemispherical shape, an aspherical part having a cylindrical shape extending from an end of the spherical part, and a bracket including a first surface coupled to an inner surface of the aspherical part and a second surface extending a curved surface of an inner surface of the spherical part.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: June 29, 2021
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Injung Yoo, Ji-Seok Kim
  • Publication number: 20210121673
    Abstract: Disclosed is a microneedle including: a needle part including a plurality of tips formed from a liquid formulation formed with a medicinal solution and capable of penetrating the skin; and a base for supporting the plurality of tips; and a guide part configured to guide the needle part to penetrate the skin, wherein the needle part is provided with separation guides formed between the tips and the base to separate the tips from the base. According to such a configuration, the tips rapidly penetrate the skin and are rapidly separated therefrom, which allows quantitative drug delivery.
    Type: Application
    Filed: November 7, 2018
    Publication date: April 29, 2021
    Applicant: Gachon University of Industry-Academic Cooperation Foundation
    Inventors: Jung Hwan PARK, Won Jun LEE, Ji Seok KIM, Hye Rin JEONG, Jee Hyun PARK
  • Patent number: 10842042
    Abstract: A cooling device for surveillance system includes: an outer housing surrounding a surveillance camera; and a blower positioned on an outer surface of the outer housing and configured to generate cooling air flowing along the outer surface of the outer housing.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: November 17, 2020
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Sin Hyun Kim, Ji Seok Kim, Se Ra Hong
  • Publication number: 20200241396
    Abstract: A camera apparatus includes: a main body, on which a camera is mounted, wherein the camera is operated according to a signal applied from the outside, is configured to change a surveillance area by rotating in vertical and horizontal directions, and capture an image of the surveillance area; an attachment coupled to the main body, and configured to connect an external device to the main body; and a hanger in which a hole is formed, the hanger being connected to the main body for coupling the main body with the external device and decoupling the main body from the external device, wherein the attachment shares a center with the main body and is positioned at a center of the main body, and wherein the hanger is apart from the center of the main body by a certain distance and is connected to a side surface of the main body.
    Type: Application
    Filed: January 23, 2020
    Publication date: July 30, 2020
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Mun Jun PARK, Ji Seok KIM
  • Publication number: 20190239383
    Abstract: A cooling device for surveillance system includes: an outer housing surrounding a surveillance camera; and a blower positioned on an outer surface of the outer housing and configured to generate cooling air flowing along the outer surface of the outer housing.
    Type: Application
    Filed: April 10, 2019
    Publication date: August 1, 2019
    Applicant: Hanwha Techwin Co., Ltd.
    Inventors: Sin Hyun KIM, Ji Seok KIM, Se Ra HONG
  • Patent number: 10001044
    Abstract: The present disclosure relates to an exhaust gas post-processing apparatus and a control method therefore. The exhaust gas post-processing apparatus and the control method therefore according to the present disclosure are provided with a pressure sensor on an exhaust gas line and a sensor on front/rear ends of the exhaust gas post-processing apparatus which can measure the concentration and the quantity of nitrogen oxides. Consequently, forced regeneration of the exhaust gas post-processing apparatus can be performed by determining whether the back pressure is increased or whether the reduction efficiency of nitrogen oxides becomes poor.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: June 19, 2018
    Assignee: DOOSAN INFRACORE CO., LTD.
    Inventors: Ji Seok Kim, Seung Eun Moon, Tae Hyung Kim, Nam Il Choi
  • Publication number: 20160369682
    Abstract: The present disclosure relates to an exhaust gas post-processing apparatus and a control method therefore. The exhaust gas post-processing apparatus and the control method therefore according to the present disclosure are provided with a pressure sensor on an exhaust gas line and a sensor on front/rear ends of the exhaust gas post-processing apparatus which can measure the concentration and the quantity of nitrogen oxides. Consequently, forced regeneration of the exhaust gas post-processing apparatus can be performed by determining whether the back pressure is increased or whether the reduction efficiency of nitrogen oxides becomes poor.
    Type: Application
    Filed: December 24, 2014
    Publication date: December 22, 2016
    Inventors: Ji Seok Kim, Seung Eun Moon, Tae Hyung Kim, Nam Il Choi
  • Patent number: 8318856
    Abstract: The present invention relates to a delivery system for nucleic acid using a cationic polymer conjugate, and more specifically relates to a delivery system for nucleic acid comprising a cationic polymer conjugate prepared by conjugating hyaluronic acid or its derivative and polyethyleneimine, and a composition of delivering a nucleic acid into mammalian cell comprising a complex of the nucleic acid and a cationic polymer conjugate with electrostatic binding.
    Type: Grant
    Filed: April 4, 2008
    Date of Patent: November 27, 2012
    Assignees: Postech Academy-Industry Foundation, Korea University Industry and Academy Collaboration Foundation
    Inventors: Yu-Kyoung Oh, Hyun-Gu Kang, Ji-Seok Kim, Jiang Ge, Ki-Su Kim, Ki-Tae Park, Su-Eun Han, Ga-Yong Shim, Ii-Hwan Cho, Sei-Kwang Hahn
  • Publication number: 20100144035
    Abstract: The present invention relates to a delivery system for nucleic acid using a cationic polymer conjugate, and more specifically relates to a delivery system for nucleic acid comprising a cationic polymer conjugate prepared by conjugating hyaluronic acid or its derivative and polyethyleneimine, and a composition of delivering a nucleic acid into mammalian cell comprising a complex of the nucleic acid and a cationic polymer conjugate with electrostatic binding.
    Type: Application
    Filed: April 4, 2008
    Publication date: June 10, 2010
    Inventors: Yu-Kyoung Oh, Hyun-Gu Kang, Ji-Seok Kim, Jiang Ge, Ki-Su Kim, Ki-Tae Park, Su-Eun Han, Ga-Yong Shim, II-Hwan Cho, Sei-Kwang Hahn
  • Publication number: 20050190289
    Abstract: An image photographing apparatus includes a deck assembly having a deck unit, a main board and a camera unit that are connected with each other. A first exterior assembly has a first exterior frame housing on one side of the deck assembly, and a door exposing the deck unit. A second exterior assembly has a display unit and a second exterior frame connected with the display unit. The second exterior assembly housing is positioned on the other side of the deck assembly. A front unit covers the front side of the deck assembly. A rear unit covers the rear side of the deck assembly.
    Type: Application
    Filed: February 16, 2005
    Publication date: September 1, 2005
    Inventor: Ji-seok Kim