Patents by Inventor Jae-hyun Cho

Jae-hyun Cho 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: 20220044917
    Abstract: The inventive concept relates to a substrate support unit provided in an apparatus for treating a substrate using plasma. In an embodiment, the substrate support unit includes a dielectric plate on which the substrate is placed, a lower electrode that is disposed under the dielectric plate and that has a first diameter, a power supply rod that applies RF power to the lower electrode and has a second diameter, and a ground member disposed under the lower electrode and spaced apart from the lower electrode by a first gap by an insulating member, the ground member including a plate portion having a through-hole formed therein through which the power supply rod passes, in which the through-hole has a third diameter.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 10, 2022
    Inventors: HYOUNGKYU SON, JONG-HWAN AN, JAE HYUN CHO, MIN KEUN BAE, DONG SUK KIM, HYEON GYU KIM, OGSEN GALSTYAN, WON SEOK LEE, SUNG JE KIM
  • Publication number: 20210191709
    Abstract: The present disclosure relates to a touch system and a method for updating firmware and, more specifically, relates to a touch system and a method for eliminating errors that may occur when updating firmware by storing header data of update-data of the firmware and verifying the validity thereof after storing body data thereof and verifying the validity thereof.
    Type: Application
    Filed: December 8, 2020
    Publication date: June 24, 2021
    Inventor: Jae Hyun CHO
  • Publication number: 20210152147
    Abstract: A surface acoustic wave device includes a substrate, a first electrode and a second electrode formed on the substrate to extend along a first direction, wherein the first electrode and the second electrode are alternately disposed along the second direction, one end of the first electrode on one side of the first direction is aligned along the second direction, and one end of the second electrode on the other side of the first direction is aligned along the second direction, a temperature compensation film which covers the first electrode and the second electrode, a first additional film formed on the temperature compensation film to vertically overlap a partial region from the one end of the first electrode on the one side of the first direction, and a second additional film formed on the temperature compensation film to vertically overlap a partial region from the one end of the second electrode.
    Type: Application
    Filed: November 11, 2020
    Publication date: May 20, 2021
    Inventors: Sang Hoon MYEONG, Sang Ki BAE, Jae Hyun CHO
  • Publication number: 20210132082
    Abstract: Exemplary embodiments of the present invention relate to rapidly and easily test initial liver disease and more particularly to a monoclonal antibody for ?1-acid glycoprotein, a diagnosis kit for tracking progressive chronic hepatitis and liver fibrosis in an initial phase of liver disease by measuring the concentration of asialo-?1-acid glycoprotein (AsAGP) as a hepatocyte injury marker in a sample using the antibody, and a use thereof. Further, embodiments of the present invention provide a kit for specifically determining the degree of progressive chronic hepatitis and hepatic fibrosis from a blood sample and an immunochromatography strip, comprising a HRP-RCA II (Ricinus communis agglutinin II) conjugate or a Gold-RCA II conjugate specifically binding to asialo ?-1 acid glycoprotein.
    Type: Application
    Filed: January 18, 2020
    Publication date: May 6, 2021
    Inventors: WangJo Cha, Hyunhyo Suh, Mikyung Chung, Jae-hyun Cho, Mi Sook Jeong, Dahee Yoon, Myung Hun Lee, Sunghong Kim, Pil Sang Park
  • Patent number: 10700329
    Abstract: The present invention relates to a method for manufacturing a separator for batteries, a separator manufactured by the method, and a secondary battery including the separator. More specifically, the present invention relates to a method for manufacturing a separator having enhanced tensile strength by performing a shutdown process stopping a stretch during a process of stretching a base film of the separator.
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: June 30, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kee Wook Kim, Sang Ho Lee, Jung Seong Lee, Jun Ho Chung, Jae Hyun Cho
  • Patent number: 10340491
    Abstract: The present invention relates to a method for manufacturing a separator in which the tensile strength is enhanced and melt shrinkage is reduced by controlling elongation step from among the manufacturing steps thereof. Additionally, the present invention relates to a separator having superb winding processability as well as superb thermal stability due to the raised the tensile strength while maintaining a low rate of melt shrinkage. Furthermore, the present invention relates to an electrochemical battery having enhanced stability by utilizing a separator having high tensile strength and a low rate of melt shrinkage.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: July 2, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang Ho Lee, Kee Wook Kim, Jung Seong Lee, Jung Sue Jang, Jun Ho Chung, Jae Hyun Cho
  • Patent number: 10242633
    Abstract: A display panel includes gate lines, data lines, and pixels. The gate lines extend in a first direction and include first and second gate lines adjacent to each other. The data lines extend in a second direction crossing the first direction and include first to third data lines. Each of the pixels is connected to one of the gate lines and one of the data lines. The first data line is connected to at least a first any one of a second plurality of pixels in a first pixel column of the pixels. The second data line is connected to at least a first any one of a first plurality of pixels in the first pixel column. The third data line is connected to at least a second any one of the first plurality of pixels and at least a second any one of the second plurality of pixels.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: March 26, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se-Hyuk Park, Byung-Sun Kim, Cheol-Woo Park, Jae-Hyun Cho, Bon-Seog Gu, Hong-Soo Kim
  • Patent number: 10230090
    Abstract: A polyolefin-based porous separator, including a first polyolefin-based porous film on a first surface of a second polyolefin-based porous film, and a third polyolefin-based porous film on a second surface of the second polyolefin-based porous film, each of the first and third polyolefin-based porous films containing inorganic particles having an average particle size of 10 nm to 100 nm, a thickness ratio of the first polyolefin-based porous film, the second polyolefin-based porous film, and the third polyolefin-based porous film being 0.5 to 1.5:1 to 6:0.5 to 1.5, and thermal shrinkage rates of the separator in a machine direction and a transverse direction measured after standing at 120° C. for 1 hour each being 5% or less, and air permeability of the separator being 250 sec/100 cc or less.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: March 12, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang Ho Lee, Kee Wook Kim, Yun Gi Kim, Jung Seong Lee, Jung Sue Jang, Jun Ho Chung, Jae Hyun Cho, Dae Hyun Hong
  • Patent number: 10025414
    Abstract: A tiled display device includes a first display device including a first display panel configured to sense a touch thereon and display an image signal, and a first controller configured to control the first display panel and transmit a reference signal wirelessly, and a second display device including a second display panel configured to sense a touch thereon and display the image signal, and a second controller configured to control the second display panel and transmit a first ACK signal to the first controller after receiving the reference signal, in which the first controller is configured to determine a first latency time of the second display device by using the reference signal and the first ACK signal and synchronize touch information of the first and second display devices according to the first latency time.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: July 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Won Park, Bong Hyun You, Nam-Gon Choi, Seok Ha Hong, Jung-Won Kim, Dong Gyu Lee, Jae Hyun Cho, Jae Hyung Cho
  • Patent number: 9875715
    Abstract: A display apparatus includes a display panel, a gate driver and a data driver. The display panel includes a plurality of gate lines, a plurality of data lines and a plurality of pixels connected to the gate lines and the data lines. The display panel displays an image. The gate driver is configured to output a gate signal to the gate line. The data driver is configured to selectively operate one of outputting a data voltage to the data line and reading the data voltage stored in the pixel through the data line.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: January 23, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventor: Jae-Hyun Cho
  • Patent number: 9825269
    Abstract: A method for manufacturing a polyolefin separator, including forming a sheet including a polyolefin resin and a plasticizer; stretching the sheet E1 times in a longitudinal direction at a temperature of T1, followed by stretching the sheet E2 times in a transverse direction at a temperature of T2, wherein T1<115° C., T2<115° C., and T2?T1, and E1×E2=55 to 80, E1?7, and E2?7; and extracting the plasticizer from the stretched sheet.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: November 21, 2017
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Kee Wook Kim, Sang Ho Lee, Yong Bae Lee, Jung Seong Lee, Jung Sue Jang, Jae Hyun Cho, Dae Hyun Hong
  • Patent number: 9632334
    Abstract: A display apparatus includes a display panel which displays an image, a driving substrate which is disposed adjacent to the display panel in a first direction, and extends in a second direction substantially perpendicular to the first direction, a connecting part connecting the display panel to the driving substrate, and a receiving container which receives the display panel, the driving substrate and the connecting part, where an angle between the display panel and the driving substrate being greater than about 90 degrees and less than about 180 degrees.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: April 25, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun-Min Cho, Jae-Byung Park, Jae-Hyun Cho
  • Patent number: 9601066
    Abstract: A display apparatus includes a display panel, a light source part, a panel driver, and a light source driver. The display panel includes a first sub pixel having a first primary color, a second sub pixel having a second primary color, and a transparent sub-pixel. The light source part is configured to provide light to the display panel, where the light source part includes a first light source and a second light source having colors different from each other. The panel driver is configured to output to the display panel a first grayscale data, a second grayscale data, and a third grayscale data, respectively during a first sub frame, a second sub frame, and a third sub frame. The first grayscale data is associated with the first light source, and the second grayscale data and the third grayscale data are associated with the second light source.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: March 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Hyun Cho, Sung-Jin Hong, Jae-Woong Kang, Jae-Byung Park, Hyun-Min Cho
  • Patent number: 9601551
    Abstract: An organic light emitting display includes a data driving unit connected to data lines, a scan driving unit connected to scan lines, and a display panel having pixel groups arranged in a region where the data lines and scan lines intersect. A pixel group includes a first pixel unit having a first organic light emitting diode configured to emit light of a first color and a second pixel unit having a second organic light emitting diode configured to emit light of second color. The first pixel unit further includes an organic light emitting diode configured to emit light of a third color and the second pixel unit further includes an organic light emitting diode configured to emit light of the third color.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: March 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bon Seog Gu, Jae Hyun Cho, Byung Sun Kim, Hong Soo Kim, Se Hyuk Park
  • Patent number: 9543616
    Abstract: Disclosed is an electrolyte solution for a magnesium rechargeable battery with a high ionic conductivity and a wide electrochemical window compared to the conventional electrolyte solution. The electrolyte solution is prepared by dissolving magnesium metal into the ethereal solution using combinations of metal chloride catalysts. The electrolyte solution can be applied to fabricate magnesium rechargeable batteries and magnesium hybrid batteries with a markedly increased reversible capacity, rate capability, and cycle life compared to those batteries employing the conventional electrolyte solution. Also disclosed is a method for preparing the electrolyte.
    Type: Grant
    Filed: February 27, 2015
    Date of Patent: January 10, 2017
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Si Hyoung Oh, Byung Won Cho, Kyung Yoon Chung, Joong Kee Lee, Won Young Chang, Jae Hyun Cho, Junghoon Ha
  • Publication number: 20160266704
    Abstract: A tiled display device includes a first display device including a first display panel configured to sense a touch thereon and display an image signal, and a first controller configured to control the first display panel and transmit a reference signal wirelessly, and a second display device including a second display panel configured to sense a touch thereon and display the image signal, and a second controller configured to control the second display panel and transmit a first ACK signal to the first controller after receiving the reference signal, in which the first controller is configured to determine a first latency time of the second display device by using the reference signal and the first ACK signal and synchronize touch information of the first and second display devices according to the first latency time.
    Type: Application
    Filed: September 8, 2015
    Publication date: September 15, 2016
    Inventors: Dong-Won PARK, Bong Hyun YOU, Nam-Gon CHOI, Seok Ha HONG, Jung-Won KIM, Dong Gyu LEE, Jae Hyun CHO, Jae Hyung CHO
  • Publication number: 20160226045
    Abstract: The present invention relates to a method for producing a polyolefin-based porous separator and, more particularly, to a method for producing a separator having improved tensile strength and thermal shrinkage rate by adjusting the stretching factor of a base film during the casting and stretching processes of a separator production process. Also, the present invention relates to a polyolefin-based porous separator having a small difference in tensile strength between the longitudinal direction and the transverse direction of the separator, excellent tensile strength, and improved thermal shrinkage rate and improved puncture strength. Further, the present invention relates to an electrochemical battery, of which the dimensional stability under heat and tension is improved using the separator.
    Type: Application
    Filed: August 30, 2013
    Publication date: August 4, 2016
    Inventors: Jae Hyun CHO, Kee Wook KIM, Sang Ho LEE, Jung Seong LEE, Jung Sue JANG, Jun Ho CHUNG
  • Publication number: 20160225330
    Abstract: A display panel includes gate lines, data lines, and pixels. The gate lines extend in a first direction and include first and second gate lines adjacent to each other. The data lines extend in a second direction crossing the first direction and include first to third data lines. Each of the pixels is connected to one of the gate lines and one of the data lines. The first data line is connected to at least a first any one of a second plurality of pixels in a first pixel column of the pixels. The second data line is connected to at least a first any one of a first plurality of pixels in the first pixel column. The third data line is connected to at least a second any one of the first plurality of pixels and at least a second any one of the second plurality of pixels.
    Type: Application
    Filed: July 20, 2015
    Publication date: August 4, 2016
    Inventors: SE-HYUK PARK, BYUNG-SUN KIM, CHEOL-WOO PARK, JAE-HYUN CHO, BON-SEOG GU, HONG-SOO KIM
  • Publication number: 20160189689
    Abstract: A display apparatus includes a display panel, a gate driver and a data driver. The display panel includes a plurality of gate lines, a plurality of data lines and a plurality of pixels connected to the gate lines and the data lines. The display panel displays an image. The gate driver is configured to output a gate signal to the gate line. The data driver is configured to selectively operate one of outputting a data voltage to the data line and reading the data voltage stored in the pixel through the data line.
    Type: Application
    Filed: July 30, 2015
    Publication date: June 30, 2016
    Inventor: Jae-Hyun CHO
  • Publication number: 20160181337
    Abstract: An organic light emitting display includes a data driving unit connected to data lines, a scan driving unit connected to scan lines, and a display panel having pixel groups arranged in a region where the data lines and scan lines intersect. A pixel group includes a first pixel unit having a first organic light emitting diode configured to emit light of a first color and a second pixel unit having a second organic light emitting diode configured to emit light of second color. The first pixel unit further includes an organic light emitting diode configured to emit light of a third color and the second pixel unit further includes an organic light emitting diode configured to emit light of the third color.
    Type: Application
    Filed: April 29, 2015
    Publication date: June 23, 2016
    Inventors: Bon Seog GU, Jae Hyun CHO, Byung Sun KIM, Hong Soo KIM, Se Hyuk PARK