Patents by Inventor Chang-hwan Kim

Chang-hwan 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).

  • CATALYST AND METHOD FOR PREPARING CATALYST
    Publication number: 20200086303
    Abstract: A catalyst includes LTA zeolite including copper ions, wherein a Si/Al ratio of the LTA zeolite is 2 to 50. The catalyst is coated on a honeycomb carrier or a filter. The catalyst removes NOx from a reaction gas at 100° C. or above. The catalyst has an NOx conversion rate of 80% at 450° C. or above.
    Type: Application
    Filed: November 19, 2019
    Publication date: March 19, 2020
    Inventors: Suk Bong HONG, Donghui JO, Taekyung RYU, Gi Tae PARK, In-Sik NAM, Pyung Soon KIM, Chang Hwan KIM
  • Electronic device and operating method thereof
    Patent number: 10560565
    Abstract: Disclosed is an operating method of an electronic device. The operating method includes acquiring phase information of the electronic device while a first application is executed; determining whether the electronic device is rotated based on the phase information; and executing a second application when the electronic device is rotated.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: February 11, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Junwon Jung, Jeong-Won Ko, Joong-Hun Kwon, Chang-Hwan Kim, Sangdeuk Nam, Seung Wook Nam, Myoung-Soo Park, Sunyoung Park, Kyungjun Lee, Dong Oh Lee, Huichul Yang, Hyunyeul Lee, Soojin Jeong Lim, Joonhwan Kim, Hyungsok Yeo, Jae-Min Lee
  • CATALYST OXYGEN PURGE CONTROL APPARATUS AND METHOD
    Publication number: 20200018206
    Abstract: A catalyst oxygen purge control method may include a catalyst oxygen purge control method during a cold engine period of a catalyst oxygen purge control apparatus which includes a three way catalytic converter through which an exhaust gas combusted when air and fuel are mixed in a combustion chamber is exhausted and the exhaust gas passes, wherein the method includes determining whether a fuel cut condition of an injector which injects the fuel to the combustion chamber is satisfied, performing fuel cut of the injector when the fuel cut condition is satisfied, measuring an oxygen storage capacity of the three way catalyst, and adjusting an oxygen purge time based on the measured oxygen storage capacity.
    Type: Application
    Filed: September 10, 2019
    Publication date: January 16, 2020
    Applicants: Hyundai Motor Company, Hyundai Kefico Corporation, Kia Motors Corporation
    Inventors: Jin Woo CHOUNG, Chang Hwan KIM, SungJae KIM, SooMin LEE
  • Catalyst and method for preparing catalyst
    Patent number: 10518253
    Abstract: A catalyst includes LTA zeolite including copper ions, wherein a Si/Al ratio of the LTA zeolite is 2 to 50. The catalyst is coated on a honeycomb carrier or a filter. The catalyst removes NOx from a reaction gas at 100° C. or above. The catalyst has an NOx conversion rate of 80% at 450° C. or above.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: December 31, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Suk Bong Hong, Donghui Jo, Taekyung Ryu, Gi Tae Park, In-Sik Nam, Pyung Soon Kim, Chang Hwan Kim
  • ELECTRONIC DEVICE AND METHOD FOR CONTROLLING DISPLAY IN ELECTRONIC DEVICE
    Publication number: 20190391690
    Abstract: An electronic device is provided. The electronic device includes a touchscreen, at least one processor electrically connected with the touchscreen, and a memory electrically connected with the processor. The memory may store instructions executed to enable the at least one processor to display a first window for running a first application and a second window for running a second application on the touchscreen, display a virtual keypad on a portion of the first window and a portion of the second window corresponding to a first input to a focused window of the first window and the second window, and vary a size of the virtual keypad corresponding to a second input to the virtual keypad.
    Type: Application
    Filed: September 3, 2019
    Publication date: December 26, 2019
    Inventors: Sun-Young PARK, Jeong-Won KO, Joong-Hun KWON, Chang-Hwan KIM, Sang-Deuk NAM, Seung-Wook NAM, Myoung-Soo PARK, Kyung-Jun LEE, Dong-Oh LEE, Jun-Won JUNG, Hui-Chul YANG, Hyun-Yeul LEE, Soojin JEONG LIM
  • Electronic device and method for controlling display in electronic device
    Patent number: 10444920
    Abstract: An electronic device is provided. The electronic device includes a touchscreen, at least one processor electrically connected with the touchscreen, and a memory electrically connected with the processor. The memory may store instructions executed to enable the at least one processor to display a first window for running a first application and a second window for running a second application on the touchscreen, display a virtual keypad on a portion of the first window and a portion of the second window corresponding to a first input to a focused window of the first window and the second window, and vary a size of the virtual keypad corresponding to a second input to the virtual keypad.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: October 15, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Young Park, Jeong-Won Ko, Joong-Hun Kwon, Chang-Hwan Kim, Sang-Deuk Nam, Seung-Wook Nam, Myoung-Soo Park, Kyung-Jun Lee, Dong-Oh Lee, Jun-Won Jung, Hui-Chul Yang, Hyun-Yeul Lee, Soojin Jeong Lim
  • Catalyst oxygen purge control apparatus and method
    Patent number: 10443464
    Abstract: A catalyst oxygen purge control method may include a catalyst oxygen purge control method during a cold engine period of a catalyst oxygen purge control apparatus which includes a three way catalytic converter through which an exhaust gas combusted when air and fuel are mixed in a combustion chamber is exhausted and the exhaust gas passes, wherein the method includes determining whether a fuel cut condition of an injector which injects the fuel to the combustion chamber is satisfied, performing fuel cut of the injector when the fuel cut condition is satisfied, measuring an oxygen storage capacity of the three way catalyst, and adjusting an oxygen purge time based on the measured oxygen storage capacity.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: October 15, 2019
    Assignees: Hyundai Motor Company, Hyundai Kefico Corporation
    Inventors: Jin Woo Choung, Chang Hwan Kim, SungJae Kim, SooMin Lee
  • EXHAUST SYSTEM AND CONTROL METHOD OF AMOUNT OF UREA SUPPLY
    Publication number: 20190226377
    Abstract: An exhaust system according to an exemplary embodiment of the present invention includes a nitrogen oxide storing catalytic collector connected to an exhaust line and collecting a nitrogen oxide included an exhaust gas in a first temperature or less; a first selective catalytic reducer disposed at a rear portion of the nitrogen oxide storing catalytic collector and reducing a nitrogen oxide included in the exhaust gas; and a first urea injector disposed at the front side of the nitrogen oxide storing catalytic collector and supplying a urea solution when a temperature of the nitrogen oxide exceeds the first temperature.
    Type: Application
    Filed: April 1, 2019
    Publication date: July 25, 2019
    Inventors: Hyokyung LEE, Chang Hwan KIM
  • Method for preparing zeolite catalyst
    Patent number: 10343925
    Abstract: A method for manufacturing a zeolite catalyst includes: manufacturing a first Linde Type A (LTA) zeolite using an LTA seed; manufacturing a second LTA zeolite including ions by substituting ions to the first LTA zeolite; and manufacturing a copper LTA zeolite by performing copper ion exchange on the second LTA zeolite.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: July 9, 2019
    Assignees: Hyundai Motor Company, KIA Motors Corporation, Postech Academy-Industry Foundation
    Inventors: Suk Bong Hong, Donghui Jo, Taekyung Ryu, Gi Tae Park, In-Sik Nam, Pyung Soon Kim, Chang Hwan Kim
  • Method of forming pattern of semiconductor device
    Patent number: 10317798
    Abstract: A method of forming a pattern of a semiconductor device includes: forming a first mask pattern comprising first mask lines extending in a first direction in a cell region and second mask lines extending in the first direction in a first core region, the first mask pattern covering a second core region; forming, on the first mask pattern, a second mask pattern comprising third mask lines extending in a second direction in the cell region and fourth mask lines extending in the second direction in the second core region, the second mask pattern covering the first core region; and forming a third mask pattern by using the second mask pattern, the third mask pattern comprising island-type masks in the cell region, fifth mask lines extending in the first direction in the first core region, and sixth mask lines extending in the second direction in the second core region.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-oh Park, Sang-chul Shin, Chang-hwan Kim, Ji-young Kim
  • METHOD OF DESIGNING A MASK AND METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE USING THE SAME
    Publication number: 20190163858
    Abstract: In a method of designing a mask, a first mask including an active region, a gate structure, and a gate tap partially overlapping the active region and the gate structure is designed. The first mask is changed so that a portion of the gate tap is extended. An OPC is performed on the changed first mask to design a second mask.
    Type: Application
    Filed: August 30, 2018
    Publication date: May 30, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ki-Ho YANG, Jun-Young JANG, Chang-Hwan KIM, Sung-Soo SUH
  • HIGH AVAILABILITY SYSTEM FOR PROVIDING IN-MEMORY BASED VIRTUALIZATION SERVICE
    Publication number: 20190155635
    Abstract: A high availability system for providing an in-memory based virtualization-service, which includes client terminals, a connection broker (CB) manager configured to authenticate the client terminals and authorize the client terminals to connect with a virtualization server, and a virtualization server configured to provide a virtualization service to the connected client terminals.
    Type: Application
    Filed: November 16, 2018
    Publication date: May 23, 2019
    Applicant: HANWITH Information Technology Co., Ltd.
    Inventor: Chang Hwan KIM
  • Electronic device and method for operating thereof
    Patent number: 10295870
    Abstract: An electronic device and a method for operating thereof are provided. The electronic device includes a touch screen having a display region of a first ratio, and a processor operatively coupled with the touch screen, and configured to perform a set function in response to a preset first touch input that occurs on another region, where content is not displayed, of the display region in a state where the content of a second ratio is displayed on a partial region of the display region.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: May 21, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jeong-Won Ko, Joong-Hun Kwon, Chang-Hwan Kim, Sangdeuk Nam, Seung Wook Nam, Myoung-Soo Park, Sunyoung Park, Kyungjun Lee, Dong Oh Lee, Junwon Jung, Huichul Yang, Hyunyeul Lee, Soojin Jeong Lim
  • Exhaust system and control method of amount of urea supply
    Patent number: 10287946
    Abstract: An exhaust system according to an exemplary embodiment of the present invention includes a nitrogen oxide storing catalytic collector connected to an exhaust line and collecting a nitrogen oxide included an exhaust gas in a first temperature or less; a first selective catalytic reducer disposed at a rear portion of the nitrogen oxide storing catalytic collector and reducing a nitrogen oxide included in the exhaust gas; and a first urea injector disposed at the front side of the nitrogen oxide storing catalytic collector and supplying a urea solution when a temperature of the nitrogen oxide exceeds the first temperature.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: May 14, 2019
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Hyokyung Lee, Chang Hwan Kim
  • Catalyst and manufacturing method of catalyst
    Patent number: 10112185
    Abstract: A catalyst manufacturing method includes: preparing UZM-35 zeolite; manufacturing ion-containing UZM-35 zeolite by substituting ions in a structure of the UZM-35 zeolite; and manufacturing metal-containing UZM-35 zeolite by exchanging copper (Cu) ions or iron (Fe) ions in a structure of the ion-containing UZM-35 zeolite.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: October 30, 2018
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Pyung Soon Kim, Chang Hwan Kim, Suk Bong Hong, Taekyung Ryu, Jeong Hwan Lee, In Sik Nam, Young Jin Kim
  • CATALYST AND METHOD FOR PREPARING THE SAME
    Publication number: 20180304243
    Abstract: One form of the present disclosure provides a catalyst including: an LTA zeolite containing copper ions; and an additive, wherein a Si/Al molar ratio of the LTA zeolite is in a range of approximately 2 to 50.
    Type: Application
    Filed: December 1, 2017
    Publication date: October 25, 2018
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Pyung Soon KIM, Youngjin KIM, Chang Hwan KIM
  • Catalyzed particulate filter
    Patent number: 10054018
    Abstract: A catalyzed particulate filter includes at least one inflow channel including one end where a fluid inflows and another end that is blocked and extends in a length direction, at least one outflow channel including one end that is blocked and another end where the fluid outflows, and the other end extends in the length direction, at least one porous wall defining a boundary between the inflow channel and the outflow channel neighboring each other and extending in the length direction, and a catalyzed supporting member disposed on an inside of the outflow channel, wherein the supporting member includes a plurality of balls.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: August 21, 2018
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Pyung Soon Kim, Chang Hwan Kim, Chun Yong Kang, ChangHo Jung
  • ELECTRONIC DEVICE AND OPERATING METHOD THEREOF
    Publication number: 20180234538
    Abstract: Disclosed is an operating method of an electronic device. The operating method includes acquiring phase information of the electronic device while a first application is executed; determining whether the electronic device is rotated based on the phase information; and executing a second application when the electronic device is rotated.
    Type: Application
    Filed: February 15, 2018
    Publication date: August 16, 2018
    Inventors: Junwon JUNG, Jeong-Won KO, Joong-Hun KWON, Chang-Hwan KIM, Sangdeuk NAM, SeungWook NAM, Myoung-Soo PARK, Sunyoung PARK, Kyungjun LEE, Dong Oh LEE, Huichul YANG, Hyunyeul LEE, Soojin Jeong LIM, Joonhwan KIM, Hyungsok YEO, Jae-Min LEE
  • Cu/LTA CATALYST AND EXHAUST SYSTEM, AND MANUFACTURING METHOD OF Cu/LTA CATALYST
    Publication number: 20180133702
    Abstract: Provided herein is an exhaust system comprising a diesel particulate filter coated with a selective catalytic reduction (SDPF) wherein the SCR is coated with a Cu/LTA catalyst comprising a LTA zeolite that includes copper ions and the SCR is coated on a high pore diesel particulate matter filter, wherein a ratio of copper and aluminum is from about 0.14 to about 0.48, and wherein the Si/Al ratio of the LTA zeolite is from about 8 to about 100.
    Type: Application
    Filed: May 10, 2017
    Publication date: May 17, 2018
    Applicant: Hyundai Motor Company
    Inventors: Pyung Soon KIM, Chang Hwan KIM, ChangHo JUNG
  • Catalyzed particulate filter
    Patent number: 9962653
    Abstract: A catalyzed particulate filter that includes: at least one inlet channel extending in a longitudinal direction, one end of which lets fluid in, and the other end of which is blocked; at least one outlet channel extending in the longitudinal direction, one end of which is blocked and the other end of which lets the fluid out; at least one porous wall that defines the boundary between neighboring inlet and outlet channels and that extends in the longitudinal direction; and a support with a catalyst coating thereon.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: May 8, 2018
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Pyung Soon Kim, Chang Ho Jung, Chang Hwan Kim