Patents by Inventor Dong Jo

Dong Jo 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).

  • METHOD FOR ASSIGNING AND MANAGING REFERENCE SIGNALS IN A MULTI-CELL ENVIRONMENT, AND NETWORK DEVICE AND TERMINAL FOR APPLYING THE METHOD
    Publication number: 20180368033
    Abstract: A method of assigning and managing reference signals in a multi-cell environment, and a network device and a terminal for applying the method, are provided. Reference signal patterns may be assigned to multiple femtocells through a long term coordination of a central control unit that is used to control multiple cells.
    Type: Application
    Filed: August 27, 2018
    Publication date: December 20, 2018
    Applicants: Samsung Electronics. Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Won Jae SHIN, Young Jun HONG, Chang Yong SHIN, Yong Ho CHO, Dong Jo PARK, Jung Hyun PARK
  • Touch sensing apparatus and method
    Patent number: 10152179
    Abstract: A touch sensing apparatus and method for correctly sensing a touch signal by removing an offset per touch node via differential sensing are discussed. The touch sensing method includes sensing a first sensing value including an offset component per touch node using a read out signal of a touch sensor, the touch sensor not being supplied with a driving pulse, in a first sensing period; sensing a second sensing value including the offset component of the touch node and a mutual capacitive component based on whether a touch is performed, using a read out signal of the touch sensor, the touch sensor being supplied with a driving pulse, in a second sensing period; and acquiring touch data from which the offset component is removed via a differential operation of the second sensing value and the first sensing value.
    Type: Grant
    Filed: November 21, 2013
    Date of Patent: December 11, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Dong-Jo Park
  • BINDER COMPOSITION FOR SECONDARY BATTERY, AND ELECTRODE FOR SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME
    Publication number: 20180351177
    Abstract: The present invention relates to a binder composition for a secondary battery, including: a copolymer having a functional group; and an alkali metal ion bound to the functional group of the copolymer or with which a constituent element of the functional group is substituted. The binder composition exhibits enhanced adhesive strength and also exhibits low resistance due to the alkali metal ion included in the copolymer, and thus may exhibit more stable electrochemical performance.
    Type: Application
    Filed: December 22, 2016
    Publication date: December 6, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Min Ah Kang, Dong Jo Ryu, Seon Hee Han, Cheol Hoon Choi, Hye Soo Han
  • Super absorbent resin for absorbing blood or high viscosity liquid and method for preparing same
    Patent number: 10124316
    Abstract: Disclosed herein is a superabsorbent polymer with a surface modified with both a polyvalent cationic salt and a polycarbonic acid-based copolymer, which is able to effectively absorb blood or highly viscous liquid, and a method for preparing the same.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: November 13, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Dong-Jo Ryu
  • Surface-modified super absorbent resin and method for preparing same
    Patent number: 10112176
    Abstract: Disclosed herein is a superabsorbent polymer with a surface modified with both a water-soluble polyvalent cationic salt and a polycarbonic acid-based copolymer, wherein an improvement is brought about in processability without significant degradation of other properties and a method is provided for preparing the surface-modified superabsorbent polymer.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: October 30, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Dong-Jo Ryu
  • PREPARATION METHOD FOR ACRYLIC ACID-BASED POLYMER
    Publication number: 20180298126
    Abstract: The present disclosure relates to a preparation method for an acrylic acid-based polymer. According to the preparation method for an acrylic acid-based polymer of the present disclosure, unreacted monomers may be reduced and a high quality acrylic acid-based polymer can be prepared. In addition, it is not necessary to increase the time or the temperature in the polymerization step or the aging step, thereby maintaining the high productivity.
    Type: Application
    Filed: January 12, 2017
    Publication date: October 18, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Jung Sup Han, Young Sam Kim, Chang Bum Ko, Dong Jo Ryu, Im Gyu Kim, Hyo Min Kim
  • Surface cross-linked super absorbent resin and method for preparing same
    Patent number: 10100160
    Abstract: Disclosed herein is a superabsorbent polymer with a surface crosslinked with a water-soluble polyvalent cationic salt, a polycarbonic acid-based copolymer, and a surface crosslinking agent wherein an improvement is brought about in physical properties, with the concomitant reduction of process time and cost. Also, a method is provided for preparing the surface-crosslinked superabsorbent polymer.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: October 16, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Dong-Jo Ryu
  • Method for assigning and managing reference signals in a multi-cell environment, and network device and terminal for applying the method
    Patent number: 10091695
    Abstract: A method of assigning and managing reference signals in a multi-cell environment, and a network device and a terminal for applying the method, are provided. Reference signal patterns may be assigned to multiple femtocells through a long term coordination of a central control unit that is used to control multiple cells.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: October 2, 2018
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Won Jae Shin, Young Jun Hong, Chang Yong Shin, Yong Ho Cho, Dong Jo Park, Jung Hyun Park
  • PREPARATION METHOD OF SUPERABSORBENT POLYMER AND SUPERABSORBENT POLYMER PREPARED THEREBY
    Publication number: 20180265653
    Abstract: Provided are a preparation method of a superabsorbent polymer, and a superabsorbent polymer prepared thereby. The preparation method of the superabsorbent polymer according to the present disclosure enables preparation of the superabsorbent polymer which is excellent in absorption properties such as centrifuge retention capacity and absorbency under pressure, and also has improved permeability. In addition, the preparation method exhibits excellent operability during the preparation (in particular, surface crosslinking of the polymer) and excellent productivity due to low production of coarse particles and fine particles.
    Type: Application
    Filed: May 21, 2018
    Publication date: September 20, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Yong Hun Lee, Chang Sun Han, Hye Mi Nam, Dong Jo Ryu, Hyemin Lee
  • Variable VCOM level generator
    Patent number: 10056025
    Abstract: A variable Vcom level generator circuit generates a variable Vcom voltage level. A variable Vcom voltage can be used for variable refresh rate display technology to prevent flicker on a display panel. The Vcom level can be changed based on the vertical frequency being used or can be changed based on external control signals.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: August 21, 2018
    Assignee: IML International
    Inventors: Yoo Dong Jo, Omeshwar Suryakant Lawange
  • Binder for secondary batteries and secondary battery including the same
    Patent number: 10044041
    Abstract: Disclosed are a binder with a core-shell structure for a secondary battery electrode, and a secondary battery including the same, wherein the core includes styrene-butadiene rubber (SBR), the shell includes a copolymer of two or more monomers selected from the group consisting of a conjugated diene-based monomer, a (meth)acrylic ester-based monomer, an acrylate-based monomer, a vinyl-based monomer, a nitrile-based monomer, and an ethylenically unsaturated carboxylic acid monomer, and the binder includes a functional group providing binding capacity to surfaces of the SBR particles. Such a binder provides excellent adhesive strength and elasticity and, thus, overall performance of a secondary battery including the same may be improved.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: August 7, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Eun Joo Park, Min Ah Kang, Dong Jo Ryu
  • Cement composition additive containing polycarboxylic acid copolymer, zinc oxide particles and gluconate
    Patent number: 10029946
    Abstract: Disclosed are a cement composition additive with improved compressive strength and workability, including a polycarboxylic acid copolymer and/or a salt thereof, zinc oxide particles, and a predetermined amount of gluconic acid and/or a salt thereof, and a cement composition containing the same.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: July 24, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Hyo Min Kim, Chang Bum Ko, Imgyu Kim, Dong Jo Ryu
  • Preparation method of superabsorbent polymer and superabsorbent polymer prepared thereby
    Patent number: 10023703
    Abstract: Provided are a preparation method of a superabsorbent polymer, and a superabsorbent polymer prepared thereby. The preparation method of the superabsorbent polymer according to the present disclosure enables preparation of the superabsorbent polymer which is excellent in absorption properties such as centrifuge retention capacity and absorbency under pressure, and also has improved permeability. In addition, the preparation method exhibits excellent operability during the preparation (in particular, surface crosslinking of the polymer) and excellent productivity due to low production of coarse particles and fine particles.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: July 17, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Yong Hun Lee, Chang Sun Han, Hye Mi Nam, Dong Jo Ryu, Hyemin Lee
  • Heat dissipating case for liquid crystal display panel
    Patent number: 9964690
    Abstract: A heat dissipating case for a liquid crystal display panel includes: a case provided with a space part therein and provided with a liquid crystal panel mounted to an upper surface of the case; a heat sink chassis mounting hole formed through a lower surface of the case, wherein a heat sink chassis is fitted into the heat sink chassis mounting hole; a base chassis provided on a lower part of the space part, the base chassis being provided with: an LED module attaching member mounted thereto; and the heat sink chassis mounted to a lower surface thereof; and an upper protruding part formed by protruding from an upper surface of the base chassis.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: May 8, 2018
    Assignee: STI CO., LTD.
    Inventors: Myung Dong Jo, Kwang Hwan Kim
  • BINDER COMPOSITION FOR SECONDARY BATTERIES, AND ELECTRODE AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20180108912
    Abstract: Disclosed is a binder composition for secondary batteries including composite latex comprising conjugated diene latex particles (A) and copolymer latex particles (B), each present in an independent phase, wherein the composite latex has a pH of 7 or less.
    Type: Application
    Filed: June 16, 2016
    Publication date: April 19, 2018
    Inventors: Min Ah KANG, Dong Jo RYU, Cheol Hoon CHOI, Seon Hee HAN, Hye Soo HAN
  • Adaptive VCOM level generator
    Patent number: 9916799
    Abstract: An adaptive Vcom level generator circuit generates a variable Vcom voltage level. A variable Vcom voltage can be used for variable refresh rate display technology to prevent flicker on a display panel. The Vcom level can be changed based on the vertical frequency being used or can be changed based on external control signals.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: March 13, 2018
    Assignee: IML International
    Inventors: Yoo Dong Jo, Gi Young Lee
  • THIN FILM TRANSISTOR, THIN FILM TRANSISTOR ARRAY PANEL INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20180069129
    Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.
    Type: Application
    Filed: September 14, 2017
    Publication date: March 8, 2018
    Inventors: YONG SU LEE, YOON HO KHANG, DONG JO KIM, HYUN JAE NA, SANG HO PARK, SE HWAN YU, CHONG SUP CHANG, DAE HO KIM, JAE NEUNG KIM, MYOUNG GEUN CHA, SANG GAB KIM, YU-GWANG JEONG
  • Thin film transistor array panel and manufacturing method thereof
    Patent number: 9837446
    Abstract: A thin film transistor array panel includes: a gate wiring layer disposed on a substrate; an oxide semiconductor layer disposed on the gate wiring layer; and a data wiring layer disposed on the oxide semiconductor layer, in which the data wiring layer includes a main wiring layer including copper and a capping layer disposed on the main wiring layer and including a copper alloy.
    Type: Grant
    Filed: February 8, 2017
    Date of Patent: December 5, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Do-Hyun Kim, Yoon Ho Khang, Dong-Hoon Lee, Sang Ho Park, Se Hwan Yu, Cheol Kyu Kim, Yong-Su Lee, Sung Haeng Cho, Chong Sup Chang, Dong Jo Kim, Jung Kyu Lee
  • Nitrile rubber and method of preparing the same
    Patent number: 9809670
    Abstract: Disclosed are nitrile rubber and a method of preparing the same. The nitrile rubber contributing to an excellent polymerization rate and vulcanization rate and having advantageous processability during vulcanization, and a method of preparing the same are disclosed.
    Type: Grant
    Filed: June 24, 2014
    Date of Patent: November 7, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Se Eun Lee, Dong Jo Ryu, Seon Hee Han, Jeong Heon Ahn, Hee Jung Jeon, Jeong Hoon Jo
  • Device and method for controlling starting fuel cell vehicle
    Patent number: 9774049
    Abstract: A method for controlling starting of a fuel cell vehicle is provided. The method includes measuring a time interval for stopping of a fuel cell and a cell average voltage of the fuel cell when the fuel cell vehicle stops. A starting mode is then switched to a catalyst activating mode when the time interval exceeds a predetermined time or the cell average voltage is greater than a predetermined voltage. The cell average voltage is decreased to be less than the predetermined voltage and the fuel cell is started by supplying air to a cathode of the fuel cell.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: September 26, 2017
    Assignee: Hyundai Motor Company
    Inventors: Dong Jo Oh, Jong Hyun Lee