Patents by Inventor Sung-Yong Cho

Sung-Yong 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).

  • Patent number: 9360981
    Abstract: Disclosed is a touch sensing display device capable of sensing both touch position and touch force, shortening a driving time for the touch sensing, and improving touch sensing efficiency, and an apparatus for driving thereof. The display device can include a color filter, a plurality of first touch electrodes for touch force sensing, and a plurality of second touch electrodes for touch position sensing and separated from the first touch electrodes by the color filter. The display can also include a force sensing touch driver for the first touch electrodes and a touch position touch driver for the second touch electrodes.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: June 7, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Jong Hee Hwang, Sung Yong Cho, Eun Jung Kim
  • Patent number: 9356296
    Abstract: A membrane-electrode assembly (MEA) for a fuel cell includes a fuel cell electrolyte membrane, an anode disposed at a first side of the electrolyte membrane, and a cathode disposed at a second side of the electrolyte membrane, wherein the cathode has a thickness and an area, the cathode area extending in a plane substantially parallel to a major surface of the electrolyte membrane, the cathode area includes a central area and a peripheral area, the peripheral area extending to lateral edges of the cathode, the central area includes hydrophilic portions and hydrophobic portions, the peripheral area includes hydrophilic portions and hydrophobic portions, and the central area is more hydrophobic than the peripheral area.
    Type: Grant
    Filed: March 2, 2010
    Date of Patent: May 31, 2016
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Kah-Young Song, Hee-Tak Kim, Sung-Yong Cho, Sang-Il Han, Myoung-Ki Min, Geun-Seok Chai, Tae-Yoon Kim
  • Patent number: 9335880
    Abstract: Embodiments relate to a touch panel with a haptic function and a method of operating the touch panel. The touch panel includes first electrodes and second electrodes intersecting the first electrodes. The touch panel further includes an elastic dielectric member disposed between the first electrodes and the second electrodes to separate the first electrodes and the second electrodes. The first electrodes are applied with a touch driving pulse during a sensing mode, and are applied with a voltage during a haptic mode. The second electrodes sense a touch sense signal responsive to the touch driving pulse in the sensing mode, and the second electrodes are applied with a reference voltage in the haptic mode. The elastic dielectric member vibrates in response to the voltage applied to the first electrodes in the haptic mode.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: May 10, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Jong Hee Hwang, Sung Yong Cho, Eun Jung Kim, Ki Seon Kim
  • Publication number: 20160104904
    Abstract: The present invention relates to a new structure of a fuel cartridge with light weight. The fuel cartridge of the present invention comprises a flexible container having an inner space to store liquid fuel, a connector connected to the flexible container and having an opening to discharge the liquid fuel; and a channel-forming structure or means provided in a inner space of the flexible container and connected to the connector, wherein the channel-forming structure or means is provided as a flow field interconnecting the inner space with an opening of the connector in order to discharge the liquid fuel when the channel-forming structure or means contacts with the flexible container near the connector. According to the present invention, coefficient of utilization of the fuel cartridge can be improved by preventing interference of a liquid fuel outflow due to close adhesion of the flexible container near the connector when the stored liquid fuel is discharged.
    Type: Application
    Filed: January 24, 2008
    Publication date: April 14, 2016
    Inventors: Ji-Seong Han, Han-Kyu Lee, Sung-Yong Cho, Sang-Jun Kong
  • Publication number: 20160062537
    Abstract: Embodiments relate to a touch panel operable in a first haptic mode and a second haptic mode. The touch panel includes first electrodes and second electrodes intersecting the first electrodes. The touch panel further includes an elastic dielectric member disposed between the first electrodes and the second electrodes to separate the first electrodes and the second electrodes. The first electrodes are applied with a first voltage during the first haptic mode. The second electrodes are applied with a reference voltage in the first haptic mode. A subset of the second electrodes is applied with a second voltage to generate electrostatic force between the subset of the second electrodes and a user's finger in the second haptic mode. The elastic dielectric member vibrates in response to the first voltage applied to the first electrodes in the first haptic mode.
    Type: Application
    Filed: May 15, 2015
    Publication date: March 3, 2016
    Inventors: Eun Jung KIM, Ji Eun SON, Sung Yong CHO, Ki Seon KIM
  • Publication number: 20160062542
    Abstract: Disclosed is a mobile terminal device in which a locking mode is released based on a touch intensity in order to prevent an unlocking operation by an unintended touch, and a driving method thereof, wherein the driving method includes detecting a touch intensity for each touch when a plurality of touches occur in a locking mode, and releasing the locking mode on the basis of the plurality of touch intensities detected, or executing a function corresponding to the plurality of touch intensities detected.
    Type: Application
    Filed: September 1, 2015
    Publication date: March 3, 2016
    Inventors: Eun Jung Kim, Ki Duk Kim, Sung Yong Cho, Ki Seon Kim
  • Publication number: 20160062504
    Abstract: Disclosed is a touch sensing display device capable of sensing both touch position and touch force, shortening a driving time for the touch sensing, and improving touch sensing efficiency, and an apparatus for driving thereof. The display device can include a color filter, a plurality of first touch electrodes for touch force sensing, and a plurality of second touch electrodes for touch position sensing and separated from the first touch electrodes by the color filter. The display can also include a force sensing touch driver for the first touch electrodes and a touch position touch driver for the second touch electrodes.
    Type: Application
    Filed: May 15, 2015
    Publication date: March 3, 2016
    Inventors: Jong Hee Hwang, Sung Yong CHO, Eun Jung KIM
  • Publication number: 20160062505
    Abstract: Embodiments relate to a touch panel with a haptic function and a method of operating the touch panel. The touch panel includes first electrodes and second electrodes intersecting the first electrodes. The touch panel further includes an elastic dielectric member disposed between the first electrodes and the second electrodes to separate the first electrodes and the second electrodes. The first electrodes are applied with a touch driving pulse during a sensing mode, and are applied with a voltage during a haptic mode. The second electrodes sense a touch sense signal responsive to the touch driving pulse in the sensing mode, and the second electrodes are applied with a reference voltage in the haptic mode. The elastic dielectric member vibrates in response to the voltage applied to the first electrodes in the haptic mode.
    Type: Application
    Filed: May 15, 2015
    Publication date: March 3, 2016
    Inventors: Jong Hee HWANG, Sung Yong CHO, Eun Jung KIM, Ki Seon KIM
  • Publication number: 20150370356
    Abstract: Embodiments relate to a touch panel and a method of operating the touch panel. The touch panel includes first electrodes and second electrodes separated from and intersecting the first electrodes. The first electrodes are applied with a touch driving pulse during a first sensing mode and a second sensing mode. The second electrodes sense a first touch sense signal responsive to the touch driving pulse in the first sensing mode. A subset of the second electrodes senses a second touch sense signal responsive to the touch driving pulse in the second sensing mode.
    Type: Application
    Filed: May 15, 2015
    Publication date: December 24, 2015
    Inventors: Jong Hee HWANG, Ki Duk KIM, Sung Yong CHO, Eun Jung KIM
  • Patent number: 9123497
    Abstract: A color filter substrate for a display device includes a first protection layer on a plurality of touch sensing electrodes and touch driving electrode arrays; a bridge on the first protection layer and connecting the plurality of touch sensing electrodes; a second protection layer on the bridge; a black matrix on the second protection layer; a color filter layer on the black matrix, wherein the plurality of touch sensing electrodes include a first mesh pattern formed by crossing of first metal lines, the plurality of touch driving electrode arrays include a plurality of second mesh patterns formed by crossing of second metal lines, wherein the black matrix is formed at regions corresponding to the first and second metal lines, and wherein a line width of the black matrix is equal to or greater than each of the metal lines forming the first and second mesh patterns.
    Type: Grant
    Filed: December 30, 2013
    Date of Patent: September 1, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Sung-Yong Cho, So-Hyung Lee, Jae-Gyun Lee
  • Patent number: 9095905
    Abstract: Disclosed is a method of manufacturing a control finger using metal powder injection molding. In particular, a metal power and a binder are mixed to obtain a base material for injection molding. Then a molded body is formed by injecting the base material into a mold in a shape of the control finger, using a nozzle. The molded body is then degreased and sintered to form a sintered body from the degreased body. Post-processing is then performed on the sintered body.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: August 4, 2015
    Assignee: Hyundai Motor Company
    Inventors: Ki Jung Kim, Jong Moon Kim, Sung Yong Cho, Jong Yop Kim, Ki Bum Kim, Hang Cheol Cho, Hyun Duk Chang, Seong Jun Jeon
  • Patent number: 8940450
    Abstract: A membrane electrode assembly for a fuel cell that secures a flow path of a separator while preventing generation of a pin-hole. The membrane electrode assembly includes an electrolyte membrane for a fuel cell, a microporous layer that is disposed at both surfaces of the electrolyte membrane, a backing layer that is disposed on the microporous layer, and a circumferential edge protective layer that is disposed at an circumferential edge of the electrolyte membrane. An end portion of the microporous layer is positioned further inside of the membrane electrode assembly than an end portion of the backing layer. The circumferential edge protective layer is inserted between the backing layer and the electrolyte membrane.
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: January 27, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hee-Tak Kim, Sung-Yong Cho, Tae-Yoon Kim, Kah-Young Song, Sang-Il Han, Myoung-Ki Min, Geun-Seok Chai, Soon-Cheol Shin
  • Publication number: 20150010843
    Abstract: A membrane-electrode assembly for a fuel cell that includes a polymer electrolyte membrane is disclosed. The membrane-electrode assembly for a fuel cell further includes an anode disposed on one side of the polymer electrolyte membrane and including an anode gas diffusion layer and a cathode disposed on the other side of the polymer electrolyte membrane and including a cathode gas diffusion layer. At least one of the anode gas diffusion layer and the cathode gas diffusion layer includes a water reservoir. The water reservoir includes a pore and a hydrophilic polymer inside the pore. A fuel cell stack including the membrane-electrode assembly is also disclosed.
    Type: Application
    Filed: November 22, 2013
    Publication date: January 8, 2015
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Kah-Young SONG, Sang-IL HAN, Hee-Tak KIM, Tae-Yoon KIM, Sung-Yong CHO, Myoung-Ki MIN, Geun-Seok CHAI
  • Patent number: 8883367
    Abstract: A catalyst for a fuel cell including a carrier and an active metal dispersion that is supported in the carrier is disclosed. The catalyst may have a dispersity (Dp) represented by General Formula 1 and that ranges from between about 0.01 to about 1.0. Dispersity (Dp)={X?X10/(X1?B)}*(B/X)2??[General Formula 1] In the General Formula 1, X, X10, X1, and B are defined the same as described in the specification. A membrane-electrode assembly, and a fuel cell system having the catalyst are also disclosed.
    Type: Grant
    Filed: July 26, 2010
    Date of Patent: November 11, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Myoung-Ki Min, Geun-Seok Chai, Hee-Tak Kim, Tae-Yoon Kim, Sang-Il Han, Sung-Yong Cho, Kah-Young Song
  • Publication number: 20140313435
    Abstract: A color filter substrate for a display device includes a first protection layer on a plurality of touch sensing electrodes and touch driving electrode arrays; a bridge on the first protection layer and connecting the plurality of touch sensing electrodes; a second protection layer on the bridge; a black matrix on the second protection layer; a color filter layer on the black matrix, wherein the plurality of touch sensing electrodes include a first mesh pattern formed by crossing of first metal lines, the plurality of touch driving electrode arrays include a plurality of second mesh patterns formed by crossing of second metal lines, wherein the black matrix is formed at regions corresponding to the first and second metal lines, and wherein a line width of the black matrix is equal to or greater than each of the metal lines forming the first and second mesh patterns.
    Type: Application
    Filed: December 30, 2013
    Publication date: October 23, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Sung-Yong CHO, So-Hyung LEE, Jae-Gyun LEE
  • Publication number: 20140205921
    Abstract: A catalyst for a fuel cell includes an active metal catalyst and a composite supporter supporting the active metal catalyst. The composite supporter includes a spherical-shaped supporter and a fibrous supporter, wherein the fibrous supporter is included in an amount of about 5 wt % to about 40 wt % based on the total amount of the composite supporter. In addition, an electrode for a fuel cell using the same, a membrane-electrode assembly for a fuel cell including the electrode, and a fuel cell system including the membrane-electrode assembly are also disclosed.
    Type: Application
    Filed: July 25, 2013
    Publication date: July 24, 2014
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Hee-Tak Kim, Sung-Yong Cho, Kah-Young Song
  • Publication number: 20140205922
    Abstract: A catalyst for a fuel cell includes an active metal catalyst and a composite supporter supporting the active metal catalyst. The composite supporter includes a spherical-shaped supporter and a fibrous supporter, wherein the fibrous supporter is included in an amount of about 5 wt % to about 40 wt % based on the total amount of the composite supporter. In addition, an electrode for a fuel cell using the same, a membrane-electrode assembly for a fuel cell including the electrode, and a fuel cell system including the membrane-electrode assembly are also disclosed.
    Type: Application
    Filed: January 21, 2014
    Publication date: July 24, 2014
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Hee-Tak Kim, Sung-Yong Cho, Kah-Young Song
  • Patent number: 8735017
    Abstract: A membrane-electrode assembly for a fuel cell is disclosed. The membrane-electrode assembly may include a polymer electrolyte membrane, an adhesive layer disposed on the polymer electrolyte membrane and a catalyst layer formed, as part of the adhesive layer. The polymer electrolyte membrane, the adhesive layer and the catalyst layer may be positioned between a cathode substrate and an anode substrate. The cathode may include a cathode substrate and the anode may include an anode substrate. A method for manufacturing a membrane-electrode assembly and a system incorporating a membrane-electrode assembly are also disclosed.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: May 27, 2014
    Assignee: Samsung SDI Co., Ltd
    Inventors: Hee-Tak Kim, Sung-Yong Cho, Tae-Yoon Kim, Sang-Il Han, Kah-Young Song, Geun-Seok Chai, Myoung-Ki Min
  • Patent number: 8735018
    Abstract: A fuel cell stack includes membrane-electrode assemblies and separators that are closely disposed to both sides of the membrane-electrode assembly. Each membrane-electrode assembly includes an electrolyte membrane, an anode electrode that is formed on one surface of the electrolyte membrane, a cathode electrode that is formed on the other surface of the electrolyte membrane, and a protective layer formed at an oxidant inlet region where oxidant is first injected into the respective cathode electrode.
    Type: Grant
    Filed: June 17, 2010
    Date of Patent: May 27, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kah-Young Song, Jin-Hwa Lee, Sang-Il Han, Hee-Tak Kim, Tae-Yoon Kim, Sung-Yong Cho, Myoung-Ki Min, Geun-Seok Chai
  • Publication number: 20140105778
    Abstract: Disclosed is a method of manufacturing a control finger using metal powder injection molding. In particular, a metal power and a binder are mixed to obtain a base material for injection molding. Then a molded body is formed by injecting the base material into a mold in a shape of the control finger, using a nozzle. The molded body is then degreased and sintered to form a sintered body from the degreased body. Post-processing is then performed on the sintered body.
    Type: Application
    Filed: December 6, 2012
    Publication date: April 17, 2014
    Applicant: HYUNDAI MOTOR COMPANY
    Inventors: Ki Jung Kim, Jong Moon Kim, Sung Yong Cho, Jong Yop Kim, Ki Bum Kim, Hang Cheol Cho, Hyun Duk Chang, Seong Jun Jeon