Patents by Inventor Yoonsuk Kim

Yoonsuk 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: 20200335659
    Abstract: A light-emitting diode (LED) transferring method is provided. The LED transferring method includes disposing a transfer substrate, on which a plurality of LEDs of different colors are sequentially arranged in at least one row or at least one column, between a target substrate and a laser oscillator, and simultaneously transferring the plurality of LEDs from the transfer substrate to predetermined points of the target substrate by radiating a laser beam toward the target substrate from the laser oscillator.
    Type: Application
    Filed: April 16, 2020
    Publication date: October 22, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangmoo PARK, Minsub Oh, Doyoung Kwag, Byungchul Kim, Eunhye Kim, Dongyeob Lee, Yoonsuk Lee
  • Publication number: 20200313035
    Abstract: A micro light emitting diode (LED) transfer device includes a transfer part configured to transfer a relay substrate having at least one micro LED; a mask having openings corresponding to a position of the at least one micro LED; a first laser configured to irradiate a first laser light having a first wavelength to the mask; a second laser configured to irradiate a second laser light having a second wavelength different from the first wavelength to the mask; and a processor configured to: control the at least one micro LED to contact a coupling layer of a target substrate, and based on the coupling layer contacting the at least one micro LED, control the first laser to irradiate the first laser light toward the at least one micro LED, and subsequently control the second laser to irradiate the second laser light toward the at least one micro LED.
    Type: Application
    Filed: March 27, 2020
    Publication date: October 1, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoonsuk LEE, Sangmoo PARK, Doyoung KWAG, Byungchul KIM, Eunhye KIM, Minsub OH, Dongyeob LEE
  • Publication number: 20200313012
    Abstract: A solar cell panel can include solar cell parts including a solar cell and a wiring member connected to the solar cell; a first cover member disposed at a front surface of the solar cell; a second cover member disposed at a rear surface of the solar cell; a sealing member disposed between the first cover member and the second cover member, the sealing member surrounding the solar cell parts; and one or more of a plurality of fixing members including at least one of a first fixing member and a second fixing member, in which the first fixing member is disposed at a rear surface of the first cover member and fixes at least part of one of the solar cell parts to the first cover member, and the second fixing member fixes the second cover member to the first cover member.
    Type: Application
    Filed: March 20, 2020
    Publication date: October 1, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Jungguen KIM, Jangyong KIM, Yong SONG, Junghwan YEOM, Jeonghun WOO, Joonho JEON, Youngbok JUNG, Yoonsuk CHOI, Eonjoo HWANG
  • Publication number: 20200312822
    Abstract: A method of manufacturing a display module is provided. The method may include providing a substrate including a pixel region on which a plurality of electrodes are disposed and a peripheral region that is a region other than the pixel region on the substrate; forming an adhesive layer on the pixel region of the substrate; transferring a plurality of micro light emitting diodes (LEDs) onto the adhesive layer; pre-curing the adhesive layer to shift the adhesive layer on the pixel region to the peripheral region; and bonding the plurality of micro LEDs to the plurality of electrodes.
    Type: Application
    Filed: March 4, 2020
    Publication date: October 1, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eunhye KIM, Doyoung KWAG, Byungchul KIM, Sangmoo PARK, Minsub OH, Dongyeob LEE, Yoonsuk LEE
  • Publication number: 20200243358
    Abstract: A light-emitting diode (LED) transfer device is provided. The LED transfer device includes a transfer assembly configured to move a first substrate, on which a plurality of LEDs are provided, above a second substrate, a laser light source configured to emit a laser beam toward the first substrate, a mask that is disposed between the first substrate and the laser light source and has a plurality of openings that are configured to be selectively exposed and blocked and a processor configured to control the transfer assembly to move the first substrate to a predetermined position and selectively rotate the first substrate, and control the mask to expose and block the plurality of openings corresponding to the plurality of LEDs to be transferred from the first substrate to the second substrate.
    Type: Application
    Filed: December 31, 2019
    Publication date: July 30, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doyoung KWAG, Eunhye KIM, Sangmoo PARK, Minsub OH, Yoonsuk LEE
  • Publication number: 20200203557
    Abstract: A micro light emitting diode (LED) transfer device includes a transfer part configured to transfer a plurality of LEDs arranged on a first substrate to a relay substrate; a memory configured to store characteristic information of each of the plurality of LEDs; and a processor configured to determine arrangement locations of each of the plurality of LEDs on the relay substrate based on the stored characteristic information, and control the transfer part to transfer the plurality of LEDs to the determined arrangement locations.
    Type: Application
    Filed: November 19, 2019
    Publication date: June 25, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangmoo PARK, Doyoung Kwag, Eunhye Kim, Minsub Oh, Yoonsuk Lee
  • Publication number: 20200194637
    Abstract: A light emitting diode is provided. The light emitting diode includes a substrate; a light emitting structure, and a protective layer. The light emitting structure is disposed on the substrate, and includes a first semiconductor layer, an active layer, and a second semiconductor layer. The protective layer is formed on the light emitting structure, and has a Young's modulus smaller than that of the light emitting structure.
    Type: Application
    Filed: December 16, 2019
    Publication date: June 18, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eunhye KIM, Doyoung Kwag, Sangmoo Park, Minsub Oh, Yoonsuk Lee
  • Publication number: 20200161159
    Abstract: A micro LED transfer device is provided. The micro LED transfer device includes a transfer part configured to arrange a first substrate wherein a plurality of LEDs are disposed on a lower surface relative to an upper surface of a second substrate; a memory storing characteristic information of each of the plurality of LEDs; a laser light source configured to irradiate laser light; a mask comprising a plurality of shutters configured to selectively open and close a plurality of openings of the mask, the mask being interposed between the first substrate and the laser light source; and a processor configured to identify an LED from among the plurality of LEDs to be arranged on the second substrate based on the stored characteristic information, and control the mask such that a shutter from among the plurality of shutters that corresponds to the LED is opened.
    Type: Application
    Filed: November 13, 2019
    Publication date: May 21, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangmoo PARK, Doyoung Kwag, Eunhye Kim, Minsub Oh, Yoonsuk Lee
  • Publication number: 20200161405
    Abstract: A display module and a large format display apparatus incorporating the display module are provided. The display module includes a thin film transistor substrate, light emitting diodes arranged on one surface of the thin film transistor substrate, and side wirings formed on each of a first edge of the thin film transistor substrate and a second edge of the thin film transistor substrate that is adjacent to the first edge, to electrically couple components on the one surface of the thin film transistor substrate with components on an opposite surface of the one surface respectively.
    Type: Application
    Filed: November 12, 2019
    Publication date: May 21, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eunhye KIM, Doyoung KWAG, Sangmoo PARK, Minsub OH, Yoonsuk LEE
  • Publication number: 20200144231
    Abstract: A display apparatus includes a substrate in which a plurality of pads are disposed, a plurality of micro LEDs, wherein each micro LED from among the plurality of micro LEDs is electrically connected to a respective group of pads from among the plurality of pads and mounted on the substrate, and a plurality of protrusion members, wherein each protrusion member from among the plurality of protrusion members protrudes from the substrate and is formed adjacent to a respective pad from among the plurality of pads.
    Type: Application
    Filed: November 6, 2019
    Publication date: May 7, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doyoung KWAG, Eunhye KIM, Sangmoo PARK, Minsub OH, Yoonsuk LEE
  • Publication number: 20200119223
    Abstract: A light emitting diode (LED) includes: a device substrate; a first semiconductor layer above the device substrate, and doped with an n-type dopant; a second semiconductor layer above the first semiconductor layer, and doped with a p-type dopant; an active layer between the first semiconductor layer and the second semiconductor layer and configured to provide light; a transparent electrode layer adjacent to an upper part of the second semiconductor layer; and a first electrode pad and a second electrode pad between the device substrate and the first semiconductor layer, the first electrode pad electronically connected with the first semiconductor layer and the second electrode pad electrically connected with the second semiconductor layer, wherein light provided by the active layer is irradiated to an outside in a direction from the active layer to the second semiconductor layer.
    Type: Application
    Filed: October 15, 2019
    Publication date: April 16, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doyoung KWAG, Masaru WADA, Jamyeong KOO, Eunhye KIM, Sangmoo PARK, Seona YANG, Minsub OH, Yoonsuk LEE, Youngkyong JO
  • Publication number: 20200083283
    Abstract: A display module includes a substrate, a plurality of LEDs that are disposed on the substrate and irradiate light, and a light blocking layer that covers the plurality of LEDs, and fills intervals among the plurality of LEDs, each interval of the intervals being a distance between two adjacent LEDs of the plurality of LEDs, and wherein the light blocking layer includes a plurality of openings formed such that a top surface of each of the plurality of LEDs is exposed
    Type: Application
    Filed: September 5, 2019
    Publication date: March 12, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yoonsuk Lee, Doyoung Kwag, Eunhye Kim, Sangmoo Park, Minsub Oh
  • Publication number: 20200020740
    Abstract: An electronic apparatus is provided. The electronic apparatus includes a substrate including a plurality of electrodes in contact with at least part of electrodes of a plurality of micro LEDs disposed on a transparent substrate at a first pitch to apply a current to micro LEDs of the plurality of micro LEDs disposed at a second pitch, a camera disposed opposite to the substrate based on the transparent substrate, and a processor configured to apply a current to the plurality of electrodes on the substrate, control the camera to capture an image of the plurality of LEDs including a light emitting micro LED according to current applying, obtain characteristic information of the light emitting micro LED based on the captured image, and determine a target substrate on which each of the plurality of micro LEDs is disposed based on the obtained characteristic information.
    Type: Application
    Filed: May 30, 2019
    Publication date: January 16, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doyoung KWAG, Eunhye KIM, Sangmoo PARK, Minsub OH, Yoonsuk LEE
  • Publication number: 20190144862
    Abstract: Provided herein are methods and compositions for treatment and/or prevention of liver disease. Aspects of the present disclosure relate to the engineering of a quiescent Hepatic Stellate Cell, and use of the engineered quiescent Hepatic Stellate Cell, or population thereof in the treatment and/or prevention of liver disease.
    Type: Application
    Filed: May 19, 2017
    Publication date: May 16, 2019
    Applicant: THE GENERAL HOSPITAL CORPORATION
    Inventors: Michael Yoonsuk CHOI, Byeong-Moo KIM
  • Patent number: 5657731
    Abstract: The invention provides a device for adjusting an intake in accordance with the loading condition in overall speed range including: a plurality of small valves for opening or shutting the intake duct, a plurality of large valves for opening or shutting the intake duct in which the small valves are formed, i.e.
    Type: Grant
    Filed: November 22, 1995
    Date of Patent: August 19, 1997
    Assignee: Hyundai Motor Company
    Inventor: Yoonsuk Kim
  • Patent number: 5601062
    Abstract: The present invention discloses an intake system for engine comprising plural swirl generating members wherein an intake chamber for temporarily storing an air sucked by a negative pressure of an engine, comprising an intake guide plates against which the air induced into the intake chamber strikes and plural cylindrical tubes formed as integral type with the intake guide plates making the air striking against the intake guide plates be swirl flow having a certain direction. The plural cylindrical tubes of the intake system have centers corresponding to centers of an intake manifolds for inducing the air in the intake chamber into a combustion chamber, each swirl generating member thereof is connected respectively with an adjacent open portion by the intake induce plates, and said intake guide plates thereof are extended to the direction of tangents of said plural cylindrical tubes.
    Type: Grant
    Filed: August 31, 1995
    Date of Patent: February 11, 1997
    Assignee: Hyundai Motor Company
    Inventor: Yoonsuk Kim
  • Patent number: 5592917
    Abstract: Disclosed is a intake air control device for an internal combustion engine, which includes a swirl producing valve provided in the low speed intake tube for partly closing the intake port of the combustion chamber so as to impart swirling motion to the air flowing into the combustion chamber when operating the engine at a low speed including idling, an intake control valve provided in the high speed tube for completely closing the passage of the high speed tube when operating the engine at a low speed including idling.
    Type: Grant
    Filed: December 27, 1995
    Date of Patent: January 14, 1997
    Assignee: Hyundai Motor Company
    Inventor: Yoonsuk Kim
  • Patent number: 5582147
    Abstract: The present invention is directed to a combustion chamber configuration which can enhance an engine output by reducing a combustion time. The combustion chamber for an internal combustion engine having multiple valve, including a cylinder block, a piston reciprocating in said cylinder block, a cylinder head defining the combustion chamber with said cylinder block and said piston, a roof defined on a bottom plan of the cylinder head; first, second, third and fourth quadrants which are defined on said roof by ordinate and abscissa axes which pass through a central portion of the combustion chamber, a sparking plug mounting hole formed on the first quadrant, an exhaust port formed on the second quadrant, a first intake port formed on the third quadrant, a second intake port formed on the fourth quadrant, a first squish area formed over the third and fourth quadrants, and a second squish area formed over the first and second quadrants.
    Type: Grant
    Filed: December 21, 1995
    Date of Patent: December 10, 1996
    Assignee: Hyundai Motor Company
    Inventor: Yoonsuk Kim
  • Patent number: 5546898
    Abstract: Disclosed is a device for controlling the flow of intake and exhaust gases in an internal combustion engine, which comprises a cylinder head with a plurality of cylinders each forming combustion chamber for burning air/fuel mixture to produce a mechanical energy, the combustion chamber having an intake valve for receiving an air/fuel mixture and an exhaust valve for exhausting burnt gases, a blocking means for isolating the side of the intake valve from the side of the exhaust valve so as to prevent a fresh air/fuel mixture and the burnt gases from interfering with each other in the overlap interval between the final stage of the exhaust stroke and the beginning stage of the intake stroke during which the intake and exhaust valves simultaneously maintain the opening state, and a cam shaft for driving the intake and exhaust valves and the blocking means.
    Type: Grant
    Filed: June 30, 1995
    Date of Patent: August 20, 1996
    Assignee: Hyundai Motor Company
    Inventor: Yoonsuk Kim
  • Patent number: 5542385
    Abstract: Disclosed is an intake manifold system for an internal combustion engine, which includes a surge tank for temporarily storing the air, an intake manifold for connecting the surge tank with combustion chambers of cylinders, the intake manifold having a plurality of high speed tubes for taking in the air from the surge tank and a plurality of medium/low speed tubes for taking in the air from the surge tank, the internal diameter of the high speed tubes being greater than that of the medium/low speed tubes, each of the cylinders being connected with a pair of the high speed tube and the medium/low speed tube, an intake manifold valve for selectively opening and closing the inlet openings of the high speed and medium/low speed tubes of the intake manifold, a valve guide attached to the inside surface of the surge tank for slidably guiding the intake manifold valve, and a drive means for driving the manifold valve device according to an engine running speed, whereby the air flows via the high speed tubes into the
    Type: Grant
    Filed: June 22, 1995
    Date of Patent: August 6, 1996
    Assignee: Hyundai Motor Company
    Inventor: Yoonsuk Kim