Patents by Inventor Dae-Ho Park

Dae-Ho Park 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: 20240139003
    Abstract: Provided is a bioresorbable stent including a stent substrate including a bioresorbable polymer and a contrast medium containing an iodine component, coated on the stent substrate. Since the stent according to the present invention is absorbed in and removed from the human body after a predetermined time, it has excellent biodegradability since it has improved radiopacity by iodine contrast medium coating, it has a high radiography contrast and is very efficient even when a procedure is performed with real time radiography, and since it has low foreshortening and high flexibility, radial force, and re-coil, it may be useful for insertion into a blood vessel having a small diameter, an acute occlusive lesion, an imminent occlusive lesion, and the like.
    Type: Application
    Filed: May 13, 2022
    Publication date: May 2, 2024
    Inventors: Myung Ho JEONG, Dae Sung PARK, Jae Un KIM, Mun Ki KIM, Doo Sun SIM, Kyung Hoon CHO, Dae Young HYUN, Jun Kyu PARK
  • Publication number: 20240136993
    Abstract: A rendering method of an object-based audio signal and an apparatus for performing the same are provided. The rendering method of an object-based audio signal includes obtaining a rendered audio signal, performing clipping prevention on the rendered audio signal using a first limiter, mixing a signal output by the first limiter using a mixer, and performing clipping prevention on the mixed signal using a second limiter.
    Type: Application
    Filed: October 2, 2023
    Publication date: April 25, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju LEE, Jae-hyoun YOO, Dae Young JANG, Soo Young PARK, Young Ho JEONG, Kyeongok KANG, Tae Jin LEE
  • Publication number: 20240129682
    Abstract: A method of rendering object-based audio and an electronic device performing the method are provided. The method includes identifying a bitstream, determining a reference distance of an object sound source based on the bitstream, determining a minimum distance for applying distance-dependent attenuation, based on the reference distance, and determining a gain of object-based audio included in the bitstream based on the reference distance and the minimum distance.
    Type: Application
    Filed: October 10, 2023
    Publication date: April 18, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju LEE, Jae-hyoun YOO, Dae Young JANG, Soo Young PARK, Young Ho JEONG, Kyeongok KANG, Tae Jin LEE
  • Publication number: 20240111194
    Abstract: A display device includes a substrate, conductive pads arranged on the substrate over a plurality of rows, and a drive circuit chip including bumps arranged over a plurality of rows to be electrically connected with the conductive pads, and the conductive pads arranged in a same row are arranged in parallel, and the bumps arranged in a same row are arranged in a zigzag form so as to be partially shifted.
    Type: Application
    Filed: December 12, 2023
    Publication date: April 4, 2024
    Inventors: Han Ho PARK, Dae Geun LEE, Su Jeong KIM, Sang Won YEO, Kyung Mok LEE, Wu Hyen JUNG
  • Publication number: 20240085282
    Abstract: There is provide a method for manufacturing analytical semiconductor samples by using an apparatus for manufacturing analytical semiconductor samples, which minimizes a feedback time by manufacturing a viewing surface that is environment-friendly and has a large area. The method comprising mounting the analytical semiconductor samples to a holder; discharging deionized (DI) water to an upper surface of a polishing plate through a DI water nozzle; grinding the analytical semiconductor samples with the upper surface of the polishing plat; determining whether a desired viewing surface of the analytical semiconductor samples has been acquired after the grinding of the analytical semiconductor samples; and transferring the analytical semiconductor samples to analyze the viewing surface of the ground analytical semiconductor samples based on a determination that the desired viewing surface of the analytical semiconductor samples has been acquired.
    Type: Application
    Filed: August 23, 2023
    Publication date: March 14, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Min Chul JO, Sang Hyun PARK, Su Jin SHIN, Gil Ho GU, Dae Gon YU, So Yeon LEE, Yun Bin JEONG
  • Patent number: 11930179
    Abstract: An image encoding/decoding method is provided. An image decoding method of the present invention may comprise deriving an intra-prediction mode of a current luma block, deriving an intra-prediction mode of a current chroma block based on the intra-prediction mode of the current luma block, generating a prediction block of the current chroma block based on the intra-prediction mode of the current chroma block, and the deriving of an intra-prediction mode of a current chroma block may comprise determining whether or not CCLM (Cross-Component Linear Mode) can be performed for the current chroma block.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: March 12, 2024
    Assignees: Electronics and Telecommunications Research Institute, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNI, CHIPS & MEDIA, INC, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Yung Lyul Lee, Ji Yeon Jung, Nam Uk Kim, Myung Jun Kim, Yang Woo Kim, Dae Yeon Kim, Jae Gon Kim, Do Hyeon Park
  • Publication number: 20240080450
    Abstract: The present invention discloses an image decoding method, the method including generating a candidate list including motion information derived from a spatial neighboring block and a temporal neighboring block adjacent to a current block; deriving motion information of the current block using the candidate list; generating a prediction block of the current block using the derived motion information; and updating the derived motion information in a motion information list, wherein the generating of the candidate list is performed in such a manner as to include at least one information of the motion information included in the updated motion information list in a block decoded before the current block.
    Type: Application
    Filed: November 2, 2023
    Publication date: March 7, 2024
    Applicants: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
  • Publication number: 20240073445
    Abstract: Disclosed is a method of decoding an image and a method of encoding an image. The method of decoding an image includes: obtaining motion-constrained tile set information; determining, on the basis of the motion-constrained tile set information, a first boundary region of a collocated tile set within a reference picture, which corresponds to a motion-constrained tile set; padding a second boundary region corresponding to the first boundary region; and performing inter prediction on the motion-constrained tile set by using a collocated tile set that includes the padded second boundary region.
    Type: Application
    Filed: November 8, 2023
    Publication date: February 29, 2024
    Applicants: Electronics and Telecommunications Research Institute, CHIPS&MEDIA, INC
    Inventors: Ha Hyun LEE, Jung Won KANG, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Dae Yeon KIM, Dong Jin PARK
  • Patent number: 10730057
    Abstract: The present invention relates to a magnetic strainer that is configured to have a cap disposed in a filter insertion hole formed on the center of a branch pipe having an inlet and an outlet coupled to a pipe and to have upper and lower magnets arranged with repulsive forces, while placing a repulsive space therebetween, in such a manner as to be accommodated in both ends of a magnet case in a longitudinal direction of the magnet case to allow conductors in impurities to be easily collected to the inside of a filtering screen disposed between the filter insertion hole and the cap to filter the impurities, so that if ascending and descending means disposed under the magnet case operates, the upper magnet is descended to the repulsive space to easily remove the conductors collected on the top end surface of the magnet case.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: August 4, 2020
    Inventors: Sang Moo Lee, Dae Ho Park
  • Publication number: 20200129990
    Abstract: The present invention relates to a magnetic strainer that is configured to have a cap disposed in a filter insertion hole formed on the center of a branch pipe having an inlet and an outlet coupled to a pipe and to have upper and lower magnets arranged with repulsive forces, while placing a repulsive space therebetween, in such a manner as to be accommodated in both ends of a magnet case in a longitudinal direction of the magnet case to allow conductors in impurities to be easily collected to the inside of a filtering screen disposed between the filter insertion hole and the cap to filter the impurities, so that if ascending and descending means disposed under the magnet case operates, the upper magnet is descended to the repulsive space to easily remove the conductors collected on the top end surface of the magnet case.
    Type: Application
    Filed: January 22, 2019
    Publication date: April 30, 2020
    Inventors: Sang Moo Lee, Dae Ho Park
  • Publication number: 20200031693
    Abstract: The present invention relates to a device for manufacturing magnetized water including: an outer case; an adapter coupled to one end or both ends of the outer case; a magnet case having a body, accommodation portions facing each other, and end caps disposed on both longitudinal ends of the body; magnet parts each having a plurality of permanent magnets serially continuously arranged and accommodated in each accommodation portion; spacers insertedly disposed between the permanent magnets; and shield steel plates coupled to the magnet case, wherein attractive force generation arrangements and repulsive force generation arrangements of the permanent magnets are arbitrarily changed by means of the magnet case and the end caps separably coupled to each other.
    Type: Application
    Filed: January 22, 2019
    Publication date: January 30, 2020
    Inventors: Sang Moo Lee, Dae Ho Park
  • Publication number: 20160056434
    Abstract: Provided is a microporous separation membrane using a polypropylene resin, and more specifically, a microporous polymer separation membrane produced using a polypropylene resin, of which, at 230° C. under 2.16 kg, the melt index is 0.5 to 10 g/10 min., the polydispersity index is 5 or more, and the stereoregularity (isotactic index) is 94% or more.
    Type: Application
    Filed: February 25, 2014
    Publication date: February 25, 2016
    Inventors: Dae Ho PARK, Do Hoon LEE, Byoung Sun PARK
  • Patent number: 8920961
    Abstract: Provided is a microporous separator for a lithium secondary battery having shutdown properties wherein the separator comprises a propylene random copolymer which has a melt index of 0.5-10 g/10 minutes and comprises one or more species of comonomers in the content of 0.1-8 wt %.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: December 30, 2014
    Assignee: Samsung Total Petrochemicals Co., Ltd.
    Inventors: Dae Ho Park, Do Hoon Lee
  • Publication number: 20030022265
    Abstract: The present invention relates to a method for determining substrate specificity of a protease by employing a microorganism cotransformed with a vector expressing the protease and a vector expressing the substrate. The method comprises constructing an expression vector containing a gene for protease; constructing an expression vector containing genes for Golgi recognition signal and transmembrane domain of membrane protein locating at yeast Golgi complex, substrate domain with specific amino acid sequence, and yeast invertase; preparing a transformant by cotransforming suc2 mutant yeast with the two expression vectors; and, determining viability of the transformant in a medium containing a sole carbon source of sucrose. The invented method requires neither isolation/purification of protease nor synthesis of expensive substrate peptide.
    Type: Application
    Filed: July 8, 2002
    Publication date: January 30, 2003
    Inventors: Woo-Jin Park, Sung-Yun Kim, Dae-Ho Park