Patents by Inventor Sung Han You

Sung Han You 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: 10454317
    Abstract: A wireless power transmission device for wirelessly transmitting power to at least one wireless power reception device through a magnetic field, the wireless power transmission device including: a power transmission unit for generating a magnetic field, an impedance matching unit, and a control unit for controlling the impedance matching unit, the impedance matching unit including: a plurality of first circuits which include a capacitor or an inductor and are connected in series to the power transmission unit; a plurality of second circuits which include a capacitor or an inductor and are connected in parallel to the power transmission unit; a matching inductor which is connected in series to the second circuits; and a plurality of switches which are arranged in the first circuits and second circuits and open and close same.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: October 22, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Han You, Jae-Sun Lee, Young-Sun Kim, Jae-Hun Jung, Un-Kyu Park
  • Patent number: 10367267
    Abstract: A dual mode antenna including: an insulative sheet including a main surface and an opposite main surface; a loop-shaped wireless communication coil formed on the main surface of the insulative sheet; a wireless power transmission coil formed inside the loop-shaped wireless communication coil to be electrically disconnected from the loop-shaped wireless communication coil, and formed on the main surface of the insulative sheet, a pair of wireless communication coil connection terminals electrically connected to both ends of the loop-shaped wireless communication coil, respectively; a pair of wireless power transmission coil connection terminals electrically connected to both ends of the wireless power transmission coil, respectively; and a ferrite sheet formed to contact the opposite main surface of the insulative sheet.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: July 30, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok Han, Young Sun Kim, Sung Han You, Lae Hyuk Park, Un Kyu Park, Ji Hyung Lee
  • Patent number: 10263467
    Abstract: Provided is a wireless power antenna for wirelessly transmitting, receiving, or relaying power, the wireless power antenna comprising an insulating sheet and a wireless power coil including a split pattern unit including a plurality of patterns spaced from each other in at least a region thereof in a widthwise direction, wherein the split pattern unit is disposed on both a top surface and a bottom surface of the insulating sheet.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: April 16, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Hoon Moon, Heung-kyu Lee, Ji-Hyung Lee, Min-Seok Han, Lae-Hyuk Park, Young-Sun Kim, Un-Kyu Park, Sung-Han You
  • Patent number: 10224747
    Abstract: Provided is a wireless power antenna for wirelessly transmitting, receiving, or relaying power, the wireless power antenna comprising an insulating sheet and a wireless power coil including a split pattern unit including a plurality of patterns spaced from each other in at least a region thereof in a widthwise direction, wherein the split pattern unit is disposed on both a top surface and a bottom surface of the insulating sheet.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: March 5, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Hoon Moon, Heung-Kyu Lee, Ji-Hyung Lee, Min-Seok Han, Lae-Hyuk Park, Young-Sun Kim, Un-Kyu Park, Sung-Han You
  • Patent number: 10158252
    Abstract: The present invention is mainly directed to providing a wireless power relay device and a wireless power transmission device, which are capable of arranging a relay coil having higher transmission efficiency in a transmission-efficiency reducing section having lower transmission efficiency than those of a plurality of relay coils, thereby preventing power transmission efficiency from sharply decreasing in the transmission-efficiency reducing section.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: December 18, 2018
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Han You, Young-Sun Kim, Un-Kyu Park
  • Patent number: 10158253
    Abstract: The present invention is mainly directed to providing a wireless power relay device and a wireless power transmission system, which are capable of reinforcing a relay coil in which a high voltage is induced among a plurality of relay coils, thereby preventing the relay coil from being damaged due to the induction of the high voltage.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: December 18, 2018
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Han You, Young-Sun Kim, Un-Kyu Park
  • Publication number: 20180248265
    Abstract: A dual mode antenna including: an insulative sheet including a main surface and an opposite main surface; a loop-shaped wireless communication coil formed on the main surface of the insulative sheet; a wireless power transmission coil formed inside the loop-shaped wireless communication coil to be electrically disconnected from the loop-shaped wireless communication coil, and formed on the main surface of the insulative sheet, a pair of wireless communication coil connection terminals electrically connected to both ends of the loop-shaped wireless communication coil, respectively; a pair of wireless power transmission coil connection terminals electrically connected to both ends of the wireless power transmission coil, respectively; and a ferrite sheet formed to contact the opposite main surface of the insulative sheet.
    Type: Application
    Filed: April 26, 2018
    Publication date: August 30, 2018
    Applicant: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok HAN, Young Sun KIM, Sung Han YOU, Lae Hyuk PARK, Un Kyu PARK, Ji Hyung LEE
  • Patent number: 9991600
    Abstract: A dual mode antenna including: an insulative sheet; a loop-shaped wireless communication coil formed on a front surface of the insulative sheet; and a wireless power transmission coil formed inside the loop-shaped wireless communication coil to be electrically disconnected from the loop-shaped wireless communication coil, and formed on the front surface and a rear surface of the insulative sheet, the wireless power transmission coil being electrically connected from each other via a via-hole passing through the insulative sheet to wirelessly transmit or receive power.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: June 5, 2018
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok Han, Young Sun Kim, Sung Han You, Lae Hyuk Park, Un Kyu Park, Ji Hyung Lee
  • Patent number: 9893424
    Abstract: A dual mode antenna including: a wireless communication coil connection terminal; a wireless communication loop antenna electrically connected to the wireless communication connection terminal, and including a loop-shaped wireless communication coil; a wireless power transmission coil arranged inside the wireless communication loop antenna to be electrically disconnected from the wireless communication loop antenna, and configured to wirelessly transmit or receive power; a wireless power transmission coil connection terminal electrically connected to the wireless power transmission coil; and an extension pattern configured to electrically connect the wireless power transmission coil and the wireless power transmission coil connection terminal to each other, and arranged not to overlap with the wireless communication loop antenna.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: February 13, 2018
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok Han, Young Sun Kim, Sung Han You, Lae Hyuk Park, Un Kyu Park, Ji Hyung Lee
  • Publication number: 20170366013
    Abstract: Provided is a wireless power antenna for wirelessly transmitting, receiving, or relaying power, the wireless power antenna comprising an insulating sheet and a wireless power coil including a split pattern unit including a plurality of patterns spaced from each other in at least a region thereof in a widthwise direction, wherein the split pattern unit is disposed on both a top surface and a bottom surface of the insulating sheet.
    Type: Application
    Filed: September 6, 2017
    Publication date: December 21, 2017
    Applicant: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Hoon MOON, Heung-Kyu LEE, Ji-Hyung LEE, Min-Seok HAN, Lae-Hyuk PARK, Young-Sun KIM, Un-Kyu PARK, Sung-Han YOU
  • Publication number: 20170324282
    Abstract: A wireless power transmission device for wirelessly transmitting power to at least one wireless power reception device through a magnetic field, the wireless power transmission device including: a power transmission unit for generating a magnetic field, an impedance matching unit, and a control unit for controlling the impedance matching unit, the impedance matching unit including: a plurality of first circuits which include a capacitor or an inductor and are connected in series to the power transmission unit; a plurality of second circuits which include a capacitor or an inductor and are connected in parallel to the power transmission unit; a matching inductor which is connected in series to the second circuits; and a plurality of switches which are arranged in the first circuits and second circuits and open and close same.
    Type: Application
    Filed: October 26, 2015
    Publication date: November 9, 2017
    Applicant: LS Cable & System LTD.
    Inventors: Sung-Han YOU, Jae-Sun LEE, Young-Sun KIM, Jae-Hun JUNG, Un-Kyu PARK
  • Publication number: 20170077606
    Abstract: A dual mode antenna including: an insulative sheet; a loop-shaped wireless communication coil formed on a front surface of the insulative sheet; and a wireless power transmission coil formed inside the loop-shaped wireless communication coil to be electrically disconnected from the loop-shaped wireless communication coil, and formed on the front surface and a rear surface of the insulative sheet, the wireless power transmission coil being electrically connected from each other via a via-hole passing through the insulative sheet to wirelessly transmit or receive power.
    Type: Application
    Filed: November 28, 2016
    Publication date: March 16, 2017
    Applicant: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok HAN, Young Sun KIM, Sung Han YOU, Lae Hyuk PARK, Un Kyu PARK, Ji Hyung LEE
  • Publication number: 20170077607
    Abstract: A dual mode antenna including: a wireless communication coil connection terminal; a wireless communication loop antenna electrically connected to the wireless communication connection terminal, and including a loop-shaped wireless communication coil; a wireless power transmission coil arranged inside the wireless communication loop antenna to be electrically disconnected from the wireless communication loop antenna, and configured to wirelessly transmit or receive power; a wireless power transmission coil connection terminal electrically connected to the wireless power transmission coil; and an extension pattern configured to electrically connect the wireless power transmission coil and the wireless power transmission coil connection terminal to each other, and arranged not to overlap with the wireless communication loop antenna.
    Type: Application
    Filed: November 28, 2016
    Publication date: March 16, 2017
    Applicant: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok HAN, Young Sun KIM, Sung Han YOU, Lae Hyuk PARK, Un Kyu PARK, Ji Hyung LEE
  • Publication number: 20170054329
    Abstract: The present invention is mainly directed to providing a wireless power relay device and a wireless power transmission device, which are capable of arranging a relay coil having higher transmission efficiency in a transmission-efficiency reducing section having lower transmission efficiency than those of a plurality of relay coils, thereby preventing power transmission efficiency from sharply decreasing in the transmission-efficiency reducing section.
    Type: Application
    Filed: May 2, 2014
    Publication date: February 23, 2017
    Applicant: LS CABLE & SYSTEM LTD
    Inventors: Sung-Han YOU, Young-Sun KIM, Un-Kyu PARK
  • Publication number: 20170054330
    Abstract: The present invention is mainly directed to providing a wireless power relay device and a wireless power transmission system, which are capable of reinforcing a relay coil in which a high voltage is induced among a plurality of relay coils, thereby preventing the relay coil from being damaged due to the induction of the high voltage.
    Type: Application
    Filed: May 2, 2014
    Publication date: February 23, 2017
    Applicant: LS CABLE & SYSTEM LTD
    Inventors: Sung-Han YOU, Young-Sun KIM, Un-Kyu PARK
  • Patent number: 9543653
    Abstract: Disclosed herein are a flexible printed circuit board for dual mode antennas, a dual mode antenna and a user device using the same. The flexible printed circuit board for dual mode antennas includes a first loop-shaped coil formed at one main surface of an insulative sheet and a second loop-shaped coil formed inside the loop of the first coil.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: January 10, 2017
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok Han, Young Sun Kim, Sung Han You, Lae Hyuk Park, Un Kyu Park, Ji Hyung Lee
  • Patent number: 9203475
    Abstract: Disclosed are a wireless power receiving apparatus, a wireless power transmission system, and a wireless power receiving method. The wireless power receiving apparatus includes a power receiving coil for receiving a power signal wirelessly transmitted, a rectifier circuit for rectifying the power signal into direct current (DC) output power, a switching unit for controlling input of the power signal to the rectifier circuit at an rear end of the power receiving coil, and a control unit for measuring a voltage of the DC output voltage, comparing the voltage with a predetermined allowable voltage, and controlling an operation of the switching unit.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: December 1, 2015
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Young Sun Kim, Un Kyu Park, Sung Han You, Min Seok Han
  • Publication number: 20150318711
    Abstract: Provided is a wireless power antenna for wirelessly transmitting, receiving, or relaying power, the wireless power antenna comprising an insulating sheet and a wireless power coil including a split pattern unit including a plurality of patterns spaced from each other in at least a region thereof in a widthwise direction, wherein the split pattern unit is disposed on both a top surface and a bottom surface of the insulating sheet.
    Type: Application
    Filed: December 12, 2013
    Publication date: November 5, 2015
    Applicant: LS CABLE & SYSTEM LTD.
    Inventors: Sung-Hoon MOON, Heung-Kyu LEE, Ji-Hyung LEE, Min-Seok HAN, Lae-Hyuk PARK, Young-Sun KIM, Un-Kyu PARK, Sung-Han YOU
  • Publication number: 20150171519
    Abstract: Disclosed herein are a flexible printed circuit board for dual mode antennas, a dual mode antenna and a user device using the same. The flexible printed circuit board for dual mode antennas includes a first loop-shaped coil formed at one main surface of an insulative sheet and a second loop-shaped coil formed inside the loop of the first coil.
    Type: Application
    Filed: May 3, 2013
    Publication date: June 18, 2015
    Applicant: LS CABLE & SYSTEM LTD.
    Inventors: Min Seok Han, Young Sun Kim, Sung Han You, Lae Hyuk Park, Un Kyu Park, Ji Hyung Lee
  • Publication number: 20140152114
    Abstract: Disclosed are a wireless power receiving apparatus, a wireless power transmission system, and a wireless power receiving method. The wireless power receiving apparatus includes a power receiving coil for receiving a power signal wirelessly transmitted, a rectifier circuit for rectifying the power signal into direct current (DC) output power, a switching unit for controlling input of the power signal to the rectifier circuit at an rear end of the power receiving coil, and a control unit for measuring a voltage of the DC output voltage, comparing the voltage with a predetermined allowable voltage, and controlling an operation of the switching unit.
    Type: Application
    Filed: December 21, 2012
    Publication date: June 5, 2014
    Applicant: LS Cable & System Ltd.
    Inventors: Young Sun KIM, Un Kyu Park, Sung Han You, Min Seok Han