Patents by Inventor Hyun-suk Ko

Hyun-suk Ko 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: 20200296417
    Abstract: The present invention relates to an image encoding/decoding method and apparatus. The image decoding method according to the present invention may comprise reconstructing an intra prediction mode of a current block, determining a reference sample for intra prediction of the current block, and generating a prediction block of the current block by performing the intra prediction on the current block on the basis of the intra prediction mode and the reference sample. The determining of the reference sample or the intra prediction may be performed on the basis of a shape of the current block.
    Type: Application
    Filed: August 20, 2018
    Publication date: September 17, 2020
    Applicant: Electronics and Telecommunication Research Institute
    Inventors: Hyun Suk KO, Ha Hyun LEE, Sung Chang LIM, Jung Won KANG, Jin Ho LEE, Dong San JUN, Hui Yong KIM
  • Publication number: 20200288134
    Abstract: The present invention relates to an image encoding and decoding method. An image decoding method for the same may include: obtaining transform coefficients of a current block from a bitstream; determining a scanning unit and a scanning order of the current block; and rearranging the transform coefficients of the current block by scanning the same base on the determined scanning unit and scanning order.
    Type: Application
    Filed: July 31, 2018
    Publication date: September 10, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Chang LIM, Hyun Suk KO, Jung Won KANG, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
  • Publication number: 20200280735
    Abstract: Disclosed is an image encoding method. The method includes deriving a motion refinement candidate from among motion information of spatial neighboring blocks, motion information of a temporal neighboring blocks, predefined motion information, and motion information that most frequently occurs in a reference picture, performing a motion information refinement on the derived motion refinement candidate, and generating a prediction block of a current block by using the motion refinement candidate having undergone the motion information refinement.
    Type: Application
    Filed: June 5, 2018
    Publication date: September 3, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Dong San JUN, Jin Ho LEE, Ha Hyun LEE, Hui Yong KIM
  • Publication number: 20200275092
    Abstract: A method and apparatus use a geometric modified image for video encoding/decoding. The encoding method may include: generating a geometric modified reference picture by geometrically modifying a reference picture; generating a prediction block of a current block within an encoding target picture by performing inter prediction by referencing the reference picture or the geometrically modified reference picture; and encoding inter-prediction information of the current block.
    Type: Application
    Filed: November 18, 2016
    Publication date: August 27, 2020
    Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Hui Yong KIM, Gwang Hoon PARK, Jin Soo CHOI, Tae Hyun KIM, Dae Young LEE, Young Su HEO
  • Publication number: 20200275124
    Abstract: The present invention relates to an image encoding/decoding method and apparatus. The image decoding method according to the present invention may comprise configuring an MPM list based on intra-prediction modes of neighbor blocks of a current block and a number of frequencies of the intra-prediction modes of the neighbor blocks, deriving an intra-prediction mode of the current block based on the MPM list, and performing intra-prediction for the current block based on the intra-prediction mode.
    Type: Application
    Filed: April 27, 2018
    Publication date: August 27, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyun Suk KO, Sung Chang LIM, Jung Won KANG, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
  • Publication number: 20200267383
    Abstract: The present invention provides a method and apparatus for encoding/decoding an image to enhance inter prediction. According to the present invention, the method includes: determining a first reference picture and a second reference picture of a current block; determining both a first reference block in the first reference picture and a second reference block in the second reference picture; partitioning the current block into a plurality of sub blocks; and obtaining a prediction block of each of the sub blocks on the basis of reference candidate block index information of each of the sub blocks.
    Type: Application
    Filed: May 6, 2020
    Publication date: August 20, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong San JUN, Jung Won KANG, Sung Chang LIM, Hyun Suk KO, Jin Ho LEE, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20200244968
    Abstract: An image encoding/decoding method is disclosed. An method of decoding an image of the present invention may comprise deriving at least one merge candidate of a current block, generating an initial merge candidate list of the current block by using the derived at least one merge candidate and generating a reconfigured merge candidate list by using the initial merge candidate list.
    Type: Application
    Filed: September 28, 2018
    Publication date: July 30, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dong San JUN, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Hui Yong KIM
  • Publication number: 20200244956
    Abstract: An image encoding/decoding method and apparatus for performing representative sample-based intra prediction are provided. An image decoding method may comprise deriving an intra prediction mode of a current block, configuring a reference sample of the current block, and performing intra prediction for the current block based on the intra prediction mode and the reference sample, wherein the intra prediction is representative sample-based prediction.
    Type: Application
    Filed: October 18, 2018
    Publication date: July 30, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
  • Publication number: 20200204799
    Abstract: An image encoding/decoding method and apparatus for performing intra prediction using a plurality of reference sample lines are provided. An image decoding method may comprise configuring a plurality of reference sample lines, reconstructing an intra prediction mode of a current block, and performing intra prediction for the current block based on the intra prediction mode and the plurality of reference sample lines.
    Type: Application
    Filed: June 21, 2018
    Publication date: June 25, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Dong San JUN, Hui Yong KIM
  • Patent number: 10687053
    Abstract: The present invention provides a method and apparatus for encoding/decoding an image to enhance inter prediction. According to the present invention, the method includes: determining a first reference picture and a second reference picture of a current block; determining both a first reference block in the first reference picture and a second reference block in the second reference picture; partitioning the current block into a plurality of sub blocks; and obtaining a prediction block of each of the sub blocks on the basis of reference candidate block index information of each of the sub blocks.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: June 16, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Dong San Jun, Jung Won Kang, Sung Chang Lim, Hyun Suk Ko, Jin Ho Lee, Hui Yong Kim, Jin Soo Choi
  • Patent number: 10645553
    Abstract: The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and apparatus for processing a signal in a mobile device are provided. The method includes classifying signals transmitted and received between devices according to at least two predetermined rates, and transmitting and receiving the classified signals in connection lines supporting the at least two rates, respectively.
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: May 5, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Dae Young Lee, Jae-Hwa Kim, Il-Suk Ko, Myung-Ha Kuh, Jae-Hyon Kim, Won-Ki Kim, Hyun-Moo Kim, Seung-Pyo Hong
  • Publication number: 20200059642
    Abstract: An image encoding/decoding method and apparatus are provided. An image encoding method performed by an image encoding apparatus may comprise determining an intra-prediction mode of a current block, configuring a reference sample of intra prediction by using at least one of a neighbor pixel of the current block in a current picture and a pixel of a reference picture, and performing intra prediction for the current block based on the intra-prediction mode and the reference sample.
    Type: Application
    Filed: November 22, 2017
    Publication date: February 20, 2020
    Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
  • Publication number: 20200053359
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method performed by an image decoding apparatus of the present invention may comprise decoding an indicator indicating whether or not partition information of a current block is derived from partition information of a corresponding block of the current block, obtaining the partition information of the current block based on the decoded indicator, and partitioning the current block based on the obtained partition information.
    Type: Application
    Filed: October 23, 2017
    Publication date: February 13, 2020
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY- ACADEMIC COOPERATION FOUNDATION
    Inventors: Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Hae Chul CHOI, Aram BACK, Jin Soo CHOI, Jae Gon KIM
  • Publication number: 20200037003
    Abstract: The present invention provides a method and apparatus for encoding/decoding an image and for adjusting a reconstructed pixel by scaling an offset of an in-loop filter having a scaled offset value. The method includes: obtaining information of a scale default value of a current block from a bitstream; obtaining offset parameter merge information of the current block from the bitstream; obtaining the offset parameter of the current block on the basis of the offset parameter merge information; determining whether a scale residual value of the current block is obtained from the bitstream on the basis of the offset parameter merge information; obtaining a scale value on the basis of the scale default value and the scale residual value; scaling an offset on the basis of the offset parameter and the scale value; and adjusting a pixel value of the current block on the basis of the scaled offset.
    Type: Application
    Filed: October 2, 2019
    Publication date: January 30, 2020
    Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation
    Inventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Hui Yong KIM, Dong Gyu SIM, Seoung Jun OH, Jin Soo CHOI, Seoung Hwi KIM, Sea Nae PARK, Yong Jo AHN, Dong Kyu LEE
  • Publication number: 20200029071
    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: September 29, 2017
    Publication date: January 23, 2020
    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: 20200021804
    Abstract: An image encoding/decoding method and apparatus are provided. An image decoding method of the present invention comprises decoding first information indicating whether a maximum of N intra prediction modes are used or a maximum of M intra prediction modes are used for an intra prediction for a current block, in which the M is smaller than the N, deriving an intra prediction mode of the current block, inverse-mapping the derived intra prediction mode on a corresponding intra prediction mode among the maximum N intra prediction modes when the decoded first information indicates that the maximum M intra prediction modes are used for the intra prediction for the current block, and generating an intra prediction block by performing an intra prediction for the current block, based on the inverse-mapped intra prediction mode.
    Type: Application
    Filed: September 26, 2017
    Publication date: January 16, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong San JUN, Jin Ho LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Ha Hyun LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20200021805
    Abstract: The present invention relates to an image encoding/decoding method and apparatus. The image decoding method according to the present invention may comprise constructing N MPM lists for a current block, wherein N is equal to or greater than 1, deriving an intra prediction mode of the current block based on the N MPM lists, and performing intra prediction for the current block based on the intra prediction mode.
    Type: Application
    Filed: January 2, 2018
    Publication date: January 16, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyun Suk KO, Sung Chang LIM, Jung Won KANG, Dong San JUN, Seung Hyun CHO, Jin Ho LEE, Ha Hyun LEE, Hui Yong KIM, Jin Soo CHOI
  • Patent number: 10513433
    Abstract: The present disclosure discloses the laminated ceramic chimp component including an element part having a ceramic main body and an internal electrode placed in the ceramic main body; an external electrode part having a first external electrode and a second external electrode, the first and second external electrodes being provided with side electrodes covering both side surfaces of the ceramic main body, respectively, upper electrodes covering portions of both sides of an upper surface of the ceramic main body, respectively, and lower electrodes covering portions of both sides of a lower surface of the ceramic main body, respectively; and a nano thin film layer formed of electric insulation material and applied to a region including the upper electrodes, the method for manufacturing the same and the atomic layer deposition apparatus for the same.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: December 24, 2019
    Assignees: HONGIK UNIVERSITY INDUSTRY-ACADEMIC CORPORATION FOUNDATION, MAX TECH CO., LTD.
    Inventors: Jin Ha Hwang, Dae Bum Park, Yong Jo Choo, Hyun Suk Kim, Da Hee Park, Myeong Hee Ko, Kyoung Woo Kwon, Hee Su Hwang, Jeong Wan Choi
  • Publication number: 20190364298
    Abstract: The present invention relates to image encoding and decoding methods. An image decoding method for the same may include: determining whether or not to use a global motion; selectively receiving global motion information according to the determination result; and performing inter-prediction based on the global motion information.
    Type: Application
    Filed: November 22, 2017
    Publication date: November 28, 2019
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
  • Patent number: 10470633
    Abstract: A cleaning device includes an inhalation unit to generate inhalation force to inhale air into a main body, the inhalation unit comprising: an impeller that is rotatable; an impeller cover having an inlet damper formed therein; and a return channel that is coupled to the impeller cover so that the impeller is capable of being accommodated in the return channel and that is directly coupled to the impeller so that air passing through the impeller is capable of being introduced into the return channel, the return channel comprising: an inner frame; and an outer frame at an outer side of the inner frame so as to be spaced apart from the inner frame.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: November 12, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Kim, Sang Won Lee, Dong Suk Ko, Jin Hyung Park, Eung Ryeol Seo, Hyeon Joon Oh, Joo Yong Lee, Jae Ho Choi, Kwang Su Heo