Patents by Inventor Jin-Suk Cho

Jin-Suk 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: 20240155150
    Abstract: The present invention relates to a method for encoding and decoding an image. The method for decoding an image includes: deriving an initial motion vector from a merge candidate list of a current block; deriving a refined motion vector using the initial motion vector; and generating a prediction block of the current block using the refined motion vector.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 9, 2024
    Inventors: Ha Hyun LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20240155110
    Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 9, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jung Won KANG, Sung Chang LIM, Hyun Suk KO, Ha Hyun LEE, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20240126043
    Abstract: A lens actuating unit is provided. The lens actuating unit includes: a bobbin configured to accommodate a lens module at an inner side of the bobbin; a first coil unit disposed at the bobbin; a housing disposed at an outer side of the bobbin; and a magnet unit configured to move the first coil unit through electromagnetic interaction with the first coil unit, wherein the housing includes a hole formed by being recessed from an inner side to an outer side to accommodate the magnet unit.
    Type: Application
    Filed: December 28, 2023
    Publication date: April 18, 2024
    Inventors: Jae Hong CHO, Sang Hee LEE, In Jae YEO, Jin Suk HAN
  • Publication number: 20240121385
    Abstract: The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.
    Type: Application
    Filed: October 4, 2023
    Publication date: April 11, 2024
    Inventors: Hyun Suk KO, Jin Ho LEE, Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20240098311
    Abstract: The present invention relates to an image encoding/decoding method and apparatus. An image encoding method according to the present invention may comprise generating a transform block by performing at least one of transform and quantization; grouping at least one coefficient included in the transform block into at least one coefficient group (CG); scanning at least one coefficient included in the coefficient group; and encoding the at least one coefficient.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 21, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY
    Inventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Jin Ho LEE, Dong San JUN, Ha Hyun LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Yung Lyul LEE, Jun Woo CHOI
  • Patent number: 11936853
    Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: March 19, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Won Kang, Sung Chang Lim, Hyun Suk Ko, Ha Hyun Lee, Jin Ho Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
  • Publication number: 20160214987
    Abstract: Disclosed are a method for preparing an intermediate for producing high-purity pemetrexed and a method for producing high-purity pemetrexed using the intermediate, and more specifically, a method for preparing pemetrexed diethyl ester, which is an intermediate for producing pemetrexed, or a salt thereof with high purity, and to a method for producing pemetrexed disodium salt with high purity using the intermediate.
    Type: Application
    Filed: September 4, 2014
    Publication date: July 28, 2016
    Applicant: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Young Min KIM, Moon Suk KIM, Seong Ho KIM, Jin Suk CHO
  • Patent number: 9260401
    Abstract: The present invention relates to a novel method for preparing cabazitaxel from 10-deacetylbaccatin III, and a novel intermediate therefor, and more specifically, to: a method which allows cabazitaxel to be more easily prepared in a high yield and in a high purity within a short time compared with a conventional method by preparing cabazitaxel via a novel intermediate using 10-deacetylbaccatin III as a starting material, and thus is suitable for industrial mass production; and a novel intermediate therefor.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: February 16, 2016
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Na Young Lee, Seong Ho Kim, Young Min Kim, Jin Suk Cho, Moon Suk Kim
  • Publication number: 20150291545
    Abstract: The present invention relates to a novel method for preparing cabazitaxel from 10-deacetylbaccatin III, and a novel intermediate therefor, and more specifically, to: a method which allows cabazitaxel to be more easily prepared in a high yield and in a high purity within a short time compared with a conventional method by preparing cabazitaxel via a novel intermediate using 10-deacetylbaccatin III as a starting material, and thus is suitable for industrial mass production; and a novel intermediate therefor.
    Type: Application
    Filed: December 3, 2013
    Publication date: October 15, 2015
    Applicant: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Na Young Lee, Seong Ho Kim, Young Min Kim, Jin Suk Cho, Moon Suk Kim
  • Patent number: 8854588
    Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.
    Type: Grant
    Filed: October 21, 2013
    Date of Patent: October 7, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mi-Sun Lee, Dong Woo Kim, Young Woon Kho, Jin Suk Cho
  • Publication number: 20140043575
    Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.
    Type: Application
    Filed: October 21, 2013
    Publication date: February 13, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Mi-Sun LEE, Dong Woo KIM, Young Woon KHO, Jin Suk CHO
  • Patent number: 8633326
    Abstract: Provided is a method for preparing a taxane derivative, comprising: carrying out condensation of a phenylisoserine derivatives having a protective group introduced thereto or a mixture of isomers thereof, as a side chain, with a baccatin III derivative or 10-deacetyl-baccatin III derivative to obtain a mixture of isomers; separating the isomers via chromatography; and carrying out a reversion of the stereochemical structure of a selectively separated isomer, which is suitable for producing a taxane derivative in a large scale with high yield.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: January 21, 2014
    Assignee: Samyang Biopharmaceuticals Corporation
    Inventors: Sang-Hyun Pyo, Jin-Suk Cho, Moon-Suk Kim, Jai-Young Song, Ho-Joon Choi
  • Patent number: 8609368
    Abstract: Provided is a process for purifying a vancomycin wet body, comprising: dissolving a wet body obtained from a microorganism-fermented solution containing vancomycin into a water soluble solvent to a concentration of about 1 to 40 g/L and carrying out reverse osmosis filtration; and carrying out lyophilization of the filtered vancomycin. The process for purifying a vancomycin wet body provides high-purity vancomycin, while avoiding degradation of stability during a drying step.
    Type: Grant
    Filed: November 26, 2009
    Date of Patent: December 17, 2013
    Assignees: Genotech Co., Ltd., Samyang Biopharmaceuticals Corporation
    Inventors: Jin Suk Cho, Jong Won Yoon, Eun Soo Choi, Jeong Min Kim, Ho Joon Choi, Sung Hag Kim, Seong Kyu Kim, Jae Jong Kim
  • Patent number: 8593605
    Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.
    Type: Grant
    Filed: January 17, 2012
    Date of Patent: November 26, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mi-Sun Lee, Dong Woo Kim, Young Woon Kho, Jin Suk Cho
  • Patent number: 8410294
    Abstract: A method for preparing highly pure anhydrous crystalline docetaxel is provided. The method for preparing highly pure anhydrous crystalline docetaxel enables preparation of anhydrous crystalline docetaxel that has purity of 99.5% or more, and is useful as an anticancer agent due to remarkably low residual solvent content compared to the standard of residual solvents in drugs.
    Type: Grant
    Filed: December 27, 2010
    Date of Patent: April 2, 2013
    Assignee: Samyang Genexbio Corporation
    Inventors: Jin-Suk Cho, Moon-Suk Kim, Jai-Young Song, Jeong-Hwan Yun, Jong-Won Yoon, Ho-Joon Choi
  • Publication number: 20130046104
    Abstract: A method for preparing highly pure anhydrous crystalline docetaxel is provided. The method for preparing highly pure anhydrous crystalline docetaxel enables preparation of anhydrous crystalline docetaxel that has purity of 99.5% or more, and is useful as an anticancer agent due to remarkably low residual solvent content compared to the standard of residual solvents in drugs.
    Type: Application
    Filed: December 27, 2010
    Publication date: February 21, 2013
    Applicant: Samyang Genexbio Corporation
    Inventors: Jin-Suk Cho, Moon-Suk Kim, Jai-Young Song, Jeong-Hwan Yun, Jong-Won Yoon, Ho-Joon Choi
  • Publication number: 20120218501
    Abstract: The present invention relates to a liquid crystal display including: a first substrate and an opposing second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; a light blocking member disposed on the first substrate or the second substrate; a first field generating electrode disposed on the first substrate; a second field generating electrode disposed on the first substrate and including branch electrodes overlapping the first field generating electrode; and a gate line disposed on the first substrate and extending in a first direction. A branch electrode of the branch electrodes includes a central portion and a first edge portion disposed at one end of the central portion. A first angle formed between the first edge portion and a second direction is greater than a second angle formed between the second direction and the central portion, the second direction being perpendicular to the first direction.
    Type: Application
    Filed: January 17, 2012
    Publication date: August 30, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Mi-Sun LEE, Dong Woo KIM, Young Woon KHO, Jin Suk CHO
  • Patent number: 8163940
    Abstract: This invention is directed to a method for the preparation of docetaxel having an amorphous, anhydrous crystalline, or hydrated crystalline structure. In accordance with the invention, highly pure amorphous, anhydrous crystalline, or hydrated crystalline docetaxel can be produced with a high yield by using a solvent precipitation method, colloid formation method, etc.
    Type: Grant
    Filed: November 2, 2006
    Date of Patent: April 24, 2012
    Assignee: Samyang Genex Corporation
    Inventors: Sang-Hyun Pyo, Jin-Suk Cho, Moon-Suk Kim, Bong-Kyu Song, Ho-Joon Choi
  • Publication number: 20120035379
    Abstract: Provided is a method for preparing a taxane derivative, comprising: carrying out condensation of a phenylisoserine derivatives having a protective group introduced thereto or a mixture of isomers thereof, as a side chain, with a baccatin III derivative or 10-deacetyl-baccatin III derivative to obtain a mixture of isomers; separating the isomers via chromatography; and carrying out a reversion of the stereochemical structure of a selectively separated isomer, which is suitable for producing a taxane derivative in a large scale with high yield.
    Type: Application
    Filed: December 3, 2009
    Publication date: February 9, 2012
    Applicant: SAMYANG GENEX CORPORATION
    Inventors: Sang-Hyun Pyo, Jin-Suk Cho, Moon-Suk Kim, Jai-Young Song, Ho-Joon Choi
  • Publication number: 20110275786
    Abstract: Provided is a process for purifying a vancomycin wet body, comprising: dissolving a wet body obtained from a microorganism-fermented solution containing vancomycin into a water soluble solvent to a concentration of about 1 to 40 g/L and carrying out reverse osmosis filtration; and carrying out lyophilization of the filtered vancomycin. The process for purifying a vancomycin wet body provides high-purity vancomycin, while avoiding degradation of stability during a drying step.
    Type: Application
    Filed: November 26, 2009
    Publication date: November 10, 2011
    Inventors: Jin Suk Cho, Jong Won Yoon, Eun Soo Choi, Jeong Min Kim, Ho Joon Choi, Sung Hag Kim, Seong Kyu Kim, Jae Jong Kim