Patents by Inventor Yong Hee Choi

Yong Hee Choi 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: 20210161998
    Abstract: A new use of a cyclo histidine-proline (Cyclo His-Pro, CHP) is disclosed. A composition including cyclo histidine-proline (CHP) as an active ingredient has an excellent protective effect to protect kidney and liver cells from damage and/or toxicity induced by various causes. The composition is useful and effective in protecting kidney and/or liver cells/tissues and in treating a subject with kidney and/or liver diseases and/or damages.
    Type: Application
    Filed: February 10, 2021
    Publication date: June 3, 2021
    Applicant: NovMetaPharma Co., Ltd.
    Inventors: Hoe-Yune Jung, Heon-Jong Lee, Jong-Su Jeon, Yon-Su Kim, Seung-Hee Yang, Yong-Chul Kim, Jong-Joo Moon, Hwan-Soo Yoo, Kyeong-Mi Choi
  • Publication number: 20210166791
    Abstract: An apparatus for constructing a library for deriving a material composition using empirical result, which enables acceleration of research on the material-properties relationship. By applying the empirical results of the material composition, missing data of the material compositions can be statistically calculated by using supervised non-linear imputation techniques. The completed composition information of the materials is passed as an input of machine learning material-properties relationship prediction.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 3, 2021
    Inventors: Seung Bum HONG, Eun Ae CHO, Jong Min YUK, Hye Ryung BYON, Yong Soo YANG, Pyuck Pa CHOI, Jong Hwa SHIN, Hyuck Mo LEE, CHI HAO LIOW, Seong Woo CHO, Gun PARK, Yong Ju LEE, Yoon Su SHIM, Moo Ny NA, Ho Sun JUN, Ki Hoon BANG, Myung Joon KIM, Chae Hwa JEONG, Seung Gu KIM, Chung Ik OH, Hong Jun KIM, Jae Gyu KIM, Ji Min OH, Ji Won YEOM, Seong Mun EOM, Hyoung Kyu KIM, Young Joon HAN, Dae Hee LEE, Ho Jun LEE, Jae Woon KIM, Jae Wook SHIN, Hyeon Muk KANG, Jae Yeol PARK, Han Beom JEONG, Jae Sang LEE, Joon Ha CHANG, Yo Han KIM, Su Jung KIM, Hyun Jeong OH, Arthur Baucour, Jae Wook HAN, Kyu Seon JANG, Hye Sung JO, Bo Ryung YOO, Hyeon Jin PARK, Min Gwan CHO, Jun Hyung PARK, Yea Eun KIM, Seok Hwan MIN, Jung Woo CHOI, Young Tae PARK, Doo Sun HONG
  • Publication number: 20210155225
    Abstract: An apparatus for controlling a hybrid vehicle is provided. The apparatus includes an engine generating power by combustion of fuel, a driving motor assisting power of the engine and selectively operated as a power generator to generate electric energy and a clutch disposed between the engine and the driving motor. A battery supplies electric energy to the driving motor and charges the electric energy generated in the driving motor. A plurality of electric superchargers are installed in a plurality of intake lines, in which outside air supplied to combustion chambers of the engine flows, respectively and a controller variably adjusts an operating point of the engine.
    Type: Application
    Filed: June 1, 2020
    Publication date: May 27, 2021
    Inventors: Yong Kak Choi, Hyun Woo Lim, Buhm Joo Suh, Jinkuk Cho, Kwanhee Lee, Sungchan Na, Yeongseop Park, Jihyun Park, Seungwoo Hong, Dong Hee Han, Hyunjin Kang
  • Publication number: 20210146935
    Abstract: An apparatus of controlling an engine including an electric supercharger includes: an engine to combust fuel to generate power; a drive motor to assist the power of the engine and selectively operate as a generator to generate electrical energy; a battery configured to supply electrical energy to the drive motor and to be charged by the electrical energy generated from the drive motor; a plurality of electric superchargers respectively installed in a plurality of intake lines through which an ambient air flows to be supplied to a combustion chamber of the engine; and a controller that based on a determined driving tendency, adjusts a target speed of the electric superchargers of the plurality of electric superchargers, determine a driving mode of the electric superchargers, limits a maximum output of the engine, and variably adjusts a SOC electricity-generating region where the engine charges the battery.
    Type: Application
    Filed: May 8, 2020
    Publication date: May 20, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Yeongseop PARK, Dong Hee HAN, Hyun Woo LIM, Buhm Joo SUH, Jinkuk CHO, Kwanhee LEE, Sungchan NA, Jihyun PARK, Seungwoo HONG, Yong Kak CHOI, Hyunjin KANG
  • Publication number: 20210146912
    Abstract: An apparatus of controlling a hybrid vehicle includes: an engine configured to generate power by combustion of fuel; a driving motor configured to assist power of the engine and selectively operate as a power generator to generate electric energy; an HSG configured to start the engine and selectively operate as a power generator to generate electric energy; a clutch provided between the engine and the driving motor; a battery configured to supply electric energy to the driving motor or charge electric energy generated in the driving motor; an EGR apparatus configured to resupply exhaust gas discharged from the engine to the engine; an electric supercharger in which outside air supplied to combustion chambers flows; and a controller configured to variably control a travelling mode, an operating point, a lock charge through the driving motor and the HSG, and a shifting pattern based on a required torque of a driver and a SOC of the battery.
    Type: Application
    Filed: June 2, 2020
    Publication date: May 20, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Yong Kak Choi, Hyun Woo Lim, Buhm Joo Suh, Jinkuk Cho, Kwanhee Lee, Sungchan Na, Yeongseop Park, Jihyun Park, Seungwoo Hong, Dong Hee Han, Hyunjin Kang
  • Publication number: 20210152822
    Abstract: The present invention relates to an image information encoding and decoding method and a device for same. One embodiment of an image information encoding method according to the present invention, as an image information encoding method according to another embodiment of the present invention, includes the steps of: generating a restore block; applying a deblocking filter on the restore block; applying a Sample Adaptive Offset (SAO) on the restore block having the deblocking filter applied thereon; and transmitting information on the SAO application. During the applying of the SAO, the SAO is applied to chroma pixels, and during the transmitting of the information, in addition to information on whether the SAO is applied on the chroma pixels, at least one of area information, division information on the SAO coverage area, SAO type information, and SAO offset information is transmitted.
    Type: Application
    Filed: January 26, 2021
    Publication date: May 20, 2021
    Inventors: Seung Wook Park, Jae Hyun Lim, Jung Sun Kim, Joon Young Park, Young Hee Choi, Byeong Moon Jeon, Yong Joon Jeon
  • Publication number: 20210151686
    Abstract: A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as described in the detailed description.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 20, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Norihito ISHII, Katsunori SHIBATA, Takkyun RO, Ohkyu KWON, Sang Mo KIM, Kyung Bae PARK, Sung Young YUN, Dong-Seok LEEM, Youn Hee LIM, Yong Wan JIN, Yeong Suk CHOI, Jong Won CHOI, Taejin CHOI, Hyesung CHOI, Chul Joon HEO
  • Publication number: 20210148298
    Abstract: An apparatus for diagnosing an exhaust gas recirculation (EGR) valve includes: an EGR apparatus including an EGR line connecting an exhaust line and an intake line and an EGR valve installed in the EGR line; an electric supercharger installed in the intake line to change an internal pressure of an intake manifold; a manifold pressure sensor measuring the internal pressure of the intake manifold; and a controller that when an engine is stopped while a vehicle is running, learns on an amount of opening of the EGR valve, diagnoses a fixation of the EGR valve and e a leakage of the EGR valve based on the internal pressure of the intake manifold detected by the manifold pressure sensor.
    Type: Application
    Filed: June 8, 2020
    Publication date: May 20, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Heechang OH, Dong Hee HAN, Hyunjin KANG, Kwanhee LEE, Yeongseop PARK, Seungwoo HONG, Jonghyeok LEE, Yong Kak CHOI
  • Patent number: 11007998
    Abstract: A hybrid vehicle may include: an engine; a drive motor assisting a driving torque of the engine; an engine clutch selectively delivering power between the engine and the drive motor; a first intake valve disposed in a first intake line; a second intake valve disposed in a second intake line; a first electric supercharger disposed in the first intake line; a second electric supercharger disposed in the second intake line; a connecting valve disposed in a connecting line for connecting the first intake line and the second intake line; and a controller determining an operating mode among a plurality of operating modes of the first and the second electric superchargers based on a pressure ratio and a flow rate of the intake air supplied by each of the first and the second electric superchargers.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: May 18, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Buhm Joo Suh, Dong Hee Han, Jinkuk Cho, Kwanhee Lee, Sungchan Na, Yeongseop Park, Jihyun Park, Seungwoo Hong, Yong Kak Choi, Hyunjin Kang
  • Patent number: 11006145
    Abstract: An intra prediction method and a device using the intra prediction method are provided. The intra prediction method using a DC mode includes setting a bottom-right pixel to a DC-predicted value, interpolating the bottom-right pixel and an n-th top reference pixel to derive predicted values of an n-th column and interpolating the bottom-right pixel and an n-th left reference pixel to derive predicted values of an n-row, and performing bidirectional linear interpolation to derive predicted values of pixels included in a prediction unit other than the n-th row and the n-th column.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: May 11, 2021
    Assignee: LG Electronics Inc.
    Inventors: Yong Joon Jeon, Seung Wook Park, Jae Hyun Lim, Jung Sun Kim, Joon Young Park, Young Hee Choi, Jae Won Sung, Byeong Moon Jeon
  • Patent number: 10999598
    Abstract: A method for selecting a motion vector predictor is provided. The method of selecting a motion vector predictor includes the steps of selecting motion vector predictor candidates for a current block and selecting a motion vector predictor of the current block out of the motion vector predictor candidates, wherein the motion vector predictor candidates for the current block include a motion vector of a first candidate block which is first searched for as an available block out of left neighboring blocks of the current block and a motion vector of a second candidate block which is first searched for as an available block out of upper neighboring blocks of the current block.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: May 4, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Joon Young Park, Seung Wook Park, Jae Hyun Lim, Jung Sun Kim, Young Hee Choi, Byeong Moon Jeon, Yong Joon Jeon
  • Patent number: 10997546
    Abstract: The present disclosure provides systems and methods for delivering packages to customers, comprising a memory storing instructions and a processor configured to execute the instructions to receive, from a first user device in a fulfillment center, a package identifier associated with a package for delivery to a customer, modify a database to assign the package identifier to a group, among a plurality of groups, based on a delivery address associated with the package identifier and a location of a camp to which the package is routed, generate a map of the plurality of groups, send the map for display on a second user device in the camp, and send for display an activatable icon on a location on the map, wherein the location of the activatable icon on the map is associated with the delivery address of the package.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: May 4, 2021
    Assignee: Coupang Corp.
    Inventors: Yulhee Lee, Hye Leen Choi, Yong Hee Lee, Moon Jung Jang, Sun Hee Hwang, Jeongho Pi
  • Publication number: 20210126551
    Abstract: A method of removing a direct current component at an output terminal of an MMC converter according to the present invention includes a detection step of individually detecting charging voltages charged in capacitors of a plurality of sub-modules connected in series to each other in the MMC converter; outputting an average value of the individually detected charging voltages; delaying the outputted average value by a predetermined phase to output a phase-delayed average value; outputting the average value and the phase-delayed average value as a q-axis component voltage by using a predetermined dq conversion unit; calculating an error between the q-axis component voltage and a three-phase average voltage for the q-axis component voltage; and outputting, through a pre-determined first PI control unit, an offset voltage for reducing the error.
    Type: Application
    Filed: December 14, 2017
    Publication date: April 29, 2021
    Inventors: Jong Kyou JEONG, Jong Yun CHOI, Joo Yeon LEE, Yong Hee PARK, Doo Young LEE
  • Publication number: 20210115001
    Abstract: Disclosed are oxadiazole compounds and pharmaceutically acceptable salts thereof. The compounds and pharmaceutically acceptable salts thereof are specifically suitable for the treatment of neurological diseases such as epilepsy.
    Type: Application
    Filed: September 20, 2019
    Publication date: April 22, 2021
    Inventors: Choon Ho RYU, Min Soo HAN, Yeo Jin YOON, Yu Jin KIM, Ka Eun LEE, Ju Young LEE, Myung Jin JUNG, Eun Hee BAEK, Yu Jin SHIN, Eun Ju CHOI, Young Soon KANG, Yong Soo KIM, Yea Mi SONG, Jin Sung KIM, Hee Jeong LIM
  • Publication number: 20210037264
    Abstract: The present invention relates to an entropy encoding method, an entropy decoding method and to an apparatus using same. The entropy decoding method includes: a step of decoding a bin of a syntax element; and a step of acquiring information on the syntax element based on the decoded bin. In the step of decoding the bin, context-based decoding or bypass decoding is performed for each bin of the syntax element.
    Type: Application
    Filed: October 19, 2020
    Publication date: February 4, 2021
    Inventors: Jae Hyun LIM, Seung Wook PARK, Yong Joon JEON, Chul Keun KIM, Yong Hee CHOI, Jung Sun KIM, Nae Ri PARK, Hendry HENDRY, Byeong Moon JEON, Joon Young PARK
  • Publication number: 20200053375
    Abstract: The present invention relates to a video signal decoding method for adding an intra prediction mode as a sub-macroblock type to prediction of a macroblock in coding a video signal. Some implementations may include obtaining a macroblock type, when a macroblock includes the intra prediction coded sub-macroblock and the inter prediction coded sub-macroblock based on the macroblock type, obtaining prediction mode flag information indicating whether the sub-macroblock is the intra prediction coded or the inter prediction coded, and obtaining a prediction value of the sub-macroblock. Accordingly, implementations disclosed herein may raise coding efficiency of video signal by adding an intra prediction mode as a sub-macroblock type in predicting a macroblock.
    Type: Application
    Filed: October 21, 2019
    Publication date: February 13, 2020
    Inventors: Seung Wook Park, Jung Sun Kim, Yong Hee Choi, Byeong Moon Jeon, Joon Young Park
  • Patent number: 10499077
    Abstract: The present invention relates to a video signal decoding method for adding an intra prediction mode as a sub-macroblock type to prediction of a macroblock in coding a video signal. Some implementations may include obtaining a macroblock type, when a macroblock includes the intra prediction coded sub-macroblock and the inter prediction coded sub-macroblock based on the macroblock type, obtaining prediction mode flag information indicating whether the sub-macroblock is the intra prediction coded or the inter prediction coded, and obtaining a prediction value of the sub-macroblock. Accordingly, implementations disclosed herein may raise coding efficiency of video signal by adding an intra prediction mode as a sub-macroblock type in predicting a macroblock.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: December 3, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Seung Wook Park, Jung Sun Kim, Yong Hee Choi, Byeong Moon Jeon, Joon Young Park
  • Publication number: 20190158865
    Abstract: The present invention relates to a video signal decoding method for adding an intra prediction mode as a sub-macroblock type to prediction of a macroblock in coding a video signal. Some implementations may include obtaining a macroblock type, when a macroblock includes the intra prediction coded sub-macroblock and the inter prediction coded sub-macroblock based on the macroblock type, obtaining prediction mode flag information indicating whether the sub-macroblock is the intra prediction coded or the inter prediction coded, and obtaining a prediction value of the sub-macroblock. Accordingly, implementations disclosed herein may raise coding efficiency of video signal by adding an intra prediction mode as a sub-macroblock type in predicting a macroblock.
    Type: Application
    Filed: January 28, 2019
    Publication date: May 23, 2019
    Inventors: Seung Wook PARK, Jung Sun KIM, Yong Hee CHOI, Byeong Moon JEON, Joon Young PARK
  • Patent number: 10230974
    Abstract: The present invention relates to a video signal decoding method for adding an intra prediction mode as a sub-macroblock type to prediction of a macroblock in coding a video signal. Some implementations may include obtaining a macroblock type, when a macroblock includes the intra prediction coded sub-macroblock and the inter prediction coded sub-macroblock based on the macroblock type, obtaining prediction mode flag information indicating whether the sub-macroblock is the intra prediction coded or the inter prediction coded, and obtaining a prediction value of the sub-macroblock. Accordingly, implementations disclosed herein may raise coding efficiency of video signal by adding an intra prediction mode as a sub-macroblock type in predicting a macroblock.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: March 12, 2019
    Assignee: LG ELECTRONICS INC.
    Inventors: Seung Wook Park, Jung Sun Kim, Yong Hee Choi, Byeong Moon Jeon, Joon Young Park
  • Publication number: 20180324452
    Abstract: The present invention relates to a video signal decoding method for adding an intra prediction mode as a sub-macroblock type to prediction of a macroblock in coding a video signal. Some implementations may include obtaining a macroblock type, when a macroblock includes the intra prediction coded sub-macroblock and the inter prediction coded sub-macroblock based on the macroblock type, obtaining prediction mode flag information indicating whether the sub-macroblock is the intra prediction coded or the inter prediction coded, and obtaining a prediction value of the sub-macroblock. Accordingly, implementations disclosed herein may raise coding efficiency of video signal by adding an intra prediction mode as a sub-macroblock type in predicting a macroblock.
    Type: Application
    Filed: June 27, 2018
    Publication date: November 8, 2018
    Inventors: Seung Wook Park, Jung Sun Kim, Yong Hee Choi, Byeong Moon Jeon, Joon Young Park