Patents by Inventor Kyung Hak Lee

Kyung Hak Lee 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: 20210210988
    Abstract: Disclosed is a wireless charging delivery module used in a wireless charging system. The wireless charging delivery module includes at least one first antenna that receives a power signal in at least one frequency band from at least one transmitter in a radio frequency (RF) scheme, at least one matching unit connected to the at least one first antenna to match and output the power signal in the at least one frequency band, a frequency converter connected to the at least one matching unit to convert the power signal in the at least one frequency band into a power signal in a specific frequency band of the receiver, and a second antenna connected to the frequency converter to transmit the power signal in the specific frequency band to the receiver in one of a magnetic resonance scheme and a magnetic induction scheme.
    Type: Application
    Filed: March 17, 2021
    Publication date: July 8, 2021
    Inventors: Kyung Hak Lee, Young Ki Kim, Jae Hyun Choi, Hyun Wook Lee
  • Patent number: 10991597
    Abstract: A method of fabricating a semiconductor device is provided in which an adhesive layer is disposed on a first surface of a first semiconductor substrate. A carrier substrate is provided on the first surface of the first semiconductor substrate, and the carrier substrate is separated from a surface of the adhesive layer while the adhesive layer is still attached to the first surface of the first semiconductor substrate.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: April 27, 2021
    Assignee: SAMSUNG ELECTRONICS CO, LTD.
    Inventors: Kyung-Hak Lee, Jaeyong Park, Jun-su Lim, Sungil Cho
  • Patent number: 10951071
    Abstract: Disclosed is a transmitter used for a wireless charging system. The transmitter includes a plurality of phase locked loops (PLLs) that outputs single-phase power signals, a plurality of antennas that transmits power signals transmitted from the plurality of PLLs to a receiver, and a controller that determines a specific frequency for the receiver based on a signal strength indication (RSSI) received from the receiver and allows output frequencies of the plurality of PLLs to be different from each other in a specific frequency band preset based on the specific frequency.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: March 16, 2021
    Assignee: CENTER FOR INTEGRATED SMART SENSORS FOUNDATION
    Inventors: Kyung Hak Lee, Young Ki Kim, Jae Hyun Choi, Hyun Wook Lee
  • Publication number: 20200303209
    Abstract: A method of fabricating a semiconductor device is provided in which an adhesive layer is disposed on a first surface of a first semiconductor substrate. A carrier substrate is provided on the first surface of the first semiconductor substrate, and the carrier substrate is separated from a surface of the adhesive layer while the adhesive layer is still attached to the first surface of the first semiconductor substrate.
    Type: Application
    Filed: October 18, 2019
    Publication date: September 24, 2020
    Inventors: Kyung-Hak Lee, Jaeyong Park, Jun-Su Lim, Sungil Cho
  • Patent number: 10547198
    Abstract: Disclosed is a wireless charging system of using multi-frequency including at least one transmitter and at least one receiver which is wirelessly charged by the at least one transmitter, wherein the at least one transmitter includes a signal generator configured to generate a power signal of each of a plurality of frequency bands; a plurality of matching units connected to the signal generator matching and outputting the power signal of each of the plurality of frequency bands; and at least one antenna connected to the plurality of matching units transmitting the power signal of each of the plurality of frequency bands to each of at least one receiver, and wherein the at least one receiver includes at least one antenna receiving a power signal of each of a plurality of frequency bands from each of at least one transmitter; a plurality of matching units connected to the at least one antenna matching and outputting the power signal of each of the plurality of frequency bands; and a plurality of rectifiers conne
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: January 28, 2020
    Assignee: CENTER FOR INTEGRATED SMART SENSORS FOUNDATION
    Inventors: Kyung Hak Lee, Hyun Wook Lee, Young Ki Kim, Chong Min Kyung
  • Patent number: 10504748
    Abstract: Disclosed is a method of packaging a power amplifier module. The method of packaging a power amplifier module includes providing a unified pattern including a ceramic layer and a pattern formed on the ceramic layer, bonding the unified pattern on a metal layer, and depositing a ceramic sidewall, on which at least one external signal connection lead line is formed, on the unified pattern bonded the metal layer.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: December 10, 2019
    Assignee: CENTER FOR INTEGRATED SMART SENSORS FOUNDATION
    Inventors: Kyung Hak Lee, Min Seok Han, Young Ki Kim
  • Publication number: 20180337083
    Abstract: A method of processing a substrate includes attaching a first surface of a planarization film to a processing target substrate, disposing an electrostatic carrier onto a second surface opposite the first surface of the planarization film, fixing the processing target substrate to the electrostatic carrier by supplying power to the electrostatic carrier, and performing processing on the processing target substrate.
    Type: Application
    Filed: January 15, 2018
    Publication date: November 22, 2018
    Inventors: Satoshi Inada, Je-kook Lyu, Yoshihisa Saimoto, Yoon-seok Song, Kyung-hak Lee, Ki-hyun Jung
  • Publication number: 20180309326
    Abstract: Disclosed is a wireless charging delivery module used in a wireless charging system. The wireless charging delivery module includes at least one first antenna that receives a power signal in at least one frequency band from at least one transmitter in a radio frequency (RF) scheme, at least one matching unit connected to the at least one first antenna to match and output the power signal in the at least one frequency band, a frequency converter connected to the at least one matching unit to convert the power signal in the at least one frequency band into a power signal in a specific frequency band of the receiver, and a second antenna connected to the frequency converter to transmit the power signal in the specific frequency band to the receiver in one of a magnetic resonance scheme and a magnetic induction scheme.
    Type: Application
    Filed: April 16, 2018
    Publication date: October 25, 2018
    Inventors: Kyung Hak LEE, Young Ki KIM, Jae Hyun CHOI, Hyun Wook LEE
  • Publication number: 20180309325
    Abstract: Disclosed is a transmitter used in a wireless charging system. The transmitter includes at least one phase locked loop (PLL) that outputs a power signal, a first antenna that transmits the power signal transmitted from the at least one PLL to at least one receiver in an RF scheme, a second antenna that transmits the power signal to the at least one receiver in one of a magnetic resonance scheme and a magnetic induction scheme, and a controller that selectively drives at least one of the first and second antennas.
    Type: Application
    Filed: April 18, 2018
    Publication date: October 25, 2018
    Inventors: Kyung Hak Lee, Young Ki Kim, Jae Hyun Choi, Hyun Wook Lee
  • Publication number: 20180309454
    Abstract: Disclosed is a transmitter used for a wireless charging system. The transmitter includes a plurality of phase locked loops (PLLs) that outputs single-phase power signals, a plurality of antennas that transmits power signals transmitted from the plurality of PLLs to a receiver, and a controller that determines a specific frequency for the receiver based on a signal strength indication (RSSI) received from the receiver and allows output frequencies of the plurality of PLLs to be different from each other in a specific frequency band preset based on the specific frequency.
    Type: Application
    Filed: April 13, 2018
    Publication date: October 25, 2018
    Inventors: Kyung Hak Lee, Young Ki Kim, Jae Hyun Choi, Hyun Wook Lee
  • Patent number: 10020565
    Abstract: A band-type electronic device and an antenna module included therein are provided. The band-type electronic device includes a band configured to be worn on a body of a user, a metal housing configured to connect to the band, and a frequency control module configured to operate such that the metal housing is used as a wireless charging antenna.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: July 10, 2018
    Assignee: CENTER FOR INTEGRATED SMART SENSORS FOUNDATION
    Inventors: Kyung Hak Lee, Min Seok Han, Young Ki Kim
  • Publication number: 20180013313
    Abstract: Disclosed is a wireless charging system of using multi-frequency including at least one transmitter and at least one receiver which is wirelessly charged by the at least one transmitter, wherein the at least one transmitter includes a signal generator configured to generate a power signal of each of a plurality of frequency bands; a plurality of matching units connected to the signal generator matching and outputting the power signal of each of the plurality of frequency bands; and at least one antenna connected to the plurality of matching units transmitting the power signal of each of the plurality of frequency bands to each of at least one receiver, and wherein the at least one receiver includes at least one antenna receiving a power signal of each of a plurality of frequency bands from each of at least one transmitter; a plurality of matching units connected to the at least one antenna matching and outputting the power signal of each of the plurality of frequency bands; and a plurality of rectifiers conne
    Type: Application
    Filed: July 6, 2017
    Publication date: January 11, 2018
    Inventors: Kyung Hak Lee, Hyun Wook Lee, Young Ki Kim, Chong Min Kyung
  • Publication number: 20170054201
    Abstract: A band-type electronic device and an antenna module included therein are provided. The band-type electronic device includes a band configured to be worn on a body of a user, a metal housing configured to connect to the band, and a frequency control module configured to operate such that the metal housing is used as a wireless charging antenna.
    Type: Application
    Filed: October 6, 2015
    Publication date: February 23, 2017
    Applicant: CENTER FOR INTEGRATED SMART SENSORS FOUNDATION
    Inventors: Kyung Hak Lee, Min Seok Han, Young Ki Kim
  • Publication number: 20170040182
    Abstract: Disclosed is a method of packaging a power amplifier module. The method of packaging a power amplifier module includes providing a unified pattern including a ceramic layer and a pattern formed on the ceramic layer, bonding the unified pattern on a metal layer, and depositing a ceramic sidewall, on which at least one external signal connection lead line is formed, on the unified pattern bonded the metal layer.
    Type: Application
    Filed: September 15, 2015
    Publication date: February 9, 2017
    Inventors: Kyung Hak Lee, Min Seok HAN, Young Ki KIM