Patents by Inventor Jae-kuon YUN

Jae-kuon YUN 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).

  • Wire holder and wiring layers included in an objective lens driving unit
    Patent number: 8984546
    Abstract: Provided is an objective lens driving unit that prevents an electrical short circuit between very closely spaced second terminals in the objective lens driving unit. The objective lens driving unit is capable of being used in a slim-type optical disc drive.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: March 17, 2015
    Assignee: Toshiba Samsung Storage Technology Korea Corporation
    Inventors: Jae-kuon Yun, Chan-ik Lee, Won-seok Choi
  • Objective lens driving unit that maintains electrical connection between suspension wires and leads
    Patent number: 8879374
    Abstract: Provided are an objective lens driving unit that maintains the electrical connection between suspension wires and winding bosses. The objective lens driving unit includes a plurality of winding bosses disposed at a side of the frame, each having a projection formed at its end and extending in a direction in which a suspension wire extends.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: November 4, 2014
    Assignee: Toshiba Samsung Storage Technology Korea Corporation
    Inventors: Jae-kuon Yun, Chan-ik Lee, Won-seok Choi
  • Objective lens driving unit, and optical pickup device and optical disc drive including the objective lens driving unit
    Patent number: 8752078
    Abstract: Provided is an objective lens driving unit that includes a moving structure including an objective lens and a driving coil, a yoke and a fixed portion extending from the yoke, and a wire holder that has a first surface and a second surface that is adjacent to the first surface. The fixed portion of the yoke is integrally bonded to the first surface, and a terminal unit comprising a plurality of interconnection layers is embedded on the second surface. The objective lens driving unit also includes a plurality of suspension wires that connect the driving coil to the terminal unit of the wire holder.
    Type: Grant
    Filed: November 17, 2012
    Date of Patent: June 10, 2014
    Assignee: Toshiba Samsung Storage Technology Korea Corporation
    Inventors: Young-bin Lee, Min-soo Kang, Jae-kuon Yun
  • OBJECTIVE LENS DRIVING UNIT, AND OPTICAL PICKUP DEVICE AND OPTICAL DISC DRIVE INCLUDING THE OBJECTIVE LENS DRIVING UNIT
    Publication number: 20140157292
    Abstract: Provided is an objective lens driving unit that includes a moving structure including an objective lens and a driving coil, a yoke and a fixed portion extending from the yoke, and a wire holder that has a first surface and a second surface that is adjacent to the first surface. The fixed portion of the yoke is integrally bonded to the first surface, and a terminal unit comprising a plurality of interconnection layers is embedded on the second surface. The objective lens driving unit also includes a plurality of suspension wires that connect the driving coil to the terminal unit of the wire holder.
    Type: Application
    Filed: November 17, 2012
    Publication date: June 5, 2014
    Applicant: Toshiba Samsung Storage Technology Korea Corporation
    Inventors: Young-bin Lee, Min-soo Kang, Jae-kuon Yun
  • OBJECTIVE LENS DRIVING UNIT THAT MAINTAINS ELECTRICAL CONNECTION BETWEEN SUSPENSION WIRES AND LEADS
    Publication number: 20130336101
    Abstract: Provided are an objective lens driving unit that maintains the electrical connection between suspension wires and winding bosses. The objective lens driving unit includes a plurality of winding bosses disposed at a side of the frame, each having a projection formed at its end and extending in a direction in which a suspension wire extends.
    Type: Application
    Filed: June 13, 2013
    Publication date: December 19, 2013
    Inventors: Jae-kuon YUN, Chan-ik LEE, Won-seok CHOI
  • WIRE HOLDER AND WIRING LAYERS INCLUDED IN AN OBJECTIVE LENS DRIVING UNIT
    Publication number: 20130339987
    Abstract: Provided is an objective lens driving unit that prevents an electrical short circuit between very closely spaced second terminals in the objective lens driving unit. The objective lens driving unit is capable of being used in a slim-type optical disc drive.
    Type: Application
    Filed: June 13, 2013
    Publication date: December 19, 2013
    Inventors: Jae-kuon Yun, Chan-ik LEE, Won-seok CHOI