Patents by Inventor Jung Cheol KIM

Jung Cheol 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).

  • Patent number: 10264182
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Grant
    Filed: April 5, 2018
    Date of Patent: April 16, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20190107685
    Abstract: The present embodiments relates to a lens driving device comprising: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a first magnet which is disposed on the housing and faces the coil; a second magnet disposed on the bobbin; and a sensor which is disposed on the housing and faces the second sensor, wherein the sensor comprises an upper surface, a lower surface disposed opposite the upper surface, an inner surface facing the second magnet, an outer surface disposed opposite the inner surface, and both lateral surfaces connecting the inner surface with the outer surface, the upper surface and the lower surface of the sensor are fixed to the housing, and one of the side surfaces of the sensor is opened.
    Type: Application
    Filed: May 8, 2017
    Publication date: April 11, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol KIM, Jin Suk HAN, Sang Ok PARK, Tae Bong PARK, Seung Taek SHIN
  • Patent number: 10247904
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: April 2, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Publication number: 20180343369
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.
    Type: Application
    Filed: August 31, 2016
    Publication date: November 29, 2018
    Inventors: JUNG CHEOL KIM, JIN SUK HAN, SANG OK PARK, SANG JUN MIN, BYUNG WOOK SON, KYOUNG HO YOO, TAE JIN JUNG
  • Patent number: 10057493
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: August 21, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20180227495
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Application
    Filed: April 5, 2018
    Publication date: August 9, 2018
    Inventors: TAE BONG PARK, JIN SUK HAN, JUNG CHEOL KIM
  • Publication number: 20180196220
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Application
    Filed: March 7, 2018
    Publication date: July 12, 2018
    Inventors: JUNG CHEOL KIM, JIN SUK HAN
  • Patent number: 9946049
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: April 17, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Publication number: 20170139179
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Application
    Filed: January 27, 2017
    Publication date: May 18, 2017
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Patent number: 9575329
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: February 21, 2017
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Publication number: 20160277684
    Abstract: Embodiments provide a lens moving apparatus including a bobbin having a lens barrel, a housing configured to accommodate the bobbin, an upper elastic member coupled to the bobbin and the housing, a lower elastic member coupled to the bobbin and the housing, a first coil disposed on the bobbin, a first magnet disposed on the housing, a circuit board disposed below the housing, a second coil disposed on the circuit board, a first sensor to output a first output signal based on a sensed result of a magnetic field strength of the first magnet, a first capacitor connected in parallel to the first sensor.
    Type: Application
    Filed: March 21, 2016
    Publication date: September 22, 2016
    Inventors: Tae Bong Park, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20160109719
    Abstract: A lens moving apparatus includes a bobbin on which a first coil is disposed, a first magnet disposed around the bobbin to face the first coil, and a housing, which is disposed to surround at least a portion of the bobbin and has a first magnet mounting seat, which receives the first magnet, wherein the housing is provided with an adhesive inlet, which allows a side portion of the first magnet mounting seat to communicate with an outside surface of the housing.
    Type: Application
    Filed: October 15, 2015
    Publication date: April 21, 2016
    Inventors: Jae Hong Cho, Seung Taek Shin, In Jae Yeo, Sang Hee Lee, Jin Suk Han, Jung Cheol Kim
  • Publication number: 20160048033
    Abstract: An embodiment includes a housing including a guide protrusion projecting from an upper surface thereof and a guide groove formed adjacent to the guide protrusion, a first magnet disposed at the housing, a bobbin on which a lens is mounted, a first coil disposed on an outer circumferential surface of the bobbin to move the bobbin by interaction with the first magnet, an upper elastic member coupled to the bobbin and the housing and having an end disposed in the guide groove, a damping member disposed between a side surface of the guide protrusion and a first end of the upper elastic member disposed in the guide groove, and a second coil for moving the housing by interaction with the first magnet.
    Type: Application
    Filed: August 11, 2015
    Publication date: February 18, 2016
    Inventors: Jung Cheol Kim, Jin Suk Han
  • Publication number: 20130217287
    Abstract: Provided is a method for manufacturing a composite material having a thin thickness, a low thermal expansion coefficient and a high thermal dissipation characteristic, the composite material manufactured by the manufacturing method, and a copper clad laminate using the composite material. The composite material using a unidirectional carbon fiber prepreg fabric manufactured through the steps of: manufacturing a unidirectional carbon fiber prepreg; cutting the manufactured unidirectional carbon fiber prepreg to a given width; weaving the unidirectional carbon fiber prepreg cut to the given width to form a fabric; and curing the woven unidirectional carbon fiber prepreg fabric.
    Type: Application
    Filed: February 15, 2013
    Publication date: August 22, 2013
    Inventors: Yun Ho CHO, Moon Soo CHO, Jung Cheol KIM, Seok Won KANG