Patents by Inventor Hyun Soo Ko

Hyun Soo 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).

  • Patent number: 10760141
    Abstract: An oriented electrical steel sheet includes Ba at about 0.005 wt % to about 0.5 wt % inclusive, Y at about 0.005 wt % to about 0.5 wt % inclusive, or a composite of Ba and Y at about 0.005 wt % to about 0.5 wt % inclusive, the remainder including Fe and impurities, based on 100 wt % of a total composition of a base steel sheet thereof.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: September 1, 2020
    Assignee: POSCO
    Inventors: Hyung Don Joo, Hyung-Ki Park, Jin-Wook Seo, Kyu-Seok Han, Jae-Soo Lim, Hyun-Seok Ko
  • 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: 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: 20200264717
    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: May 4, 2020
    Publication date: August 20, 2020
    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
  • Patent number: 10692397
    Abstract: A smart nasometer according to an embodiment of the present invention includes: a hardware unit worn on a head of a user for measuring nasal and oral sounds and providing feedback for the user; and a computational unit for receiving and processing speech signals of the nasal and oral sounds measured by the hardware unit, wherein the hardware unit includes: a microphone unit for separately measuring the nasal and oral sounds in a non-touched state of the user's philtrum, wherein the computational unit includes: a nasalance adjustment unit for adjusting a nasalance of the nasal and oral sounds measured by the microphone unit.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: June 23, 2020
    Assignees: POSTECH ACADEMY-INDUSTRY FOUNDATION, INDUSTRIAL COOPERATION FOUNDATION OF CHONBUK NATIONAL UNIVERSITY, CHONBUK NATIONAL UNIVERSITY HOSPITAL
    Inventors: Heecheon You, Myoung-Hwan Ko, Jong-Kwan Park, Younggeun Choi, Hyun Gi Kim, Han Soo Lee, Gradiyan Budi Pratama, Min-Jung Yu, Ki Wook Kim, Yun Ju Jo, Jin Kook Lee
  • Patent number: 10684057
    Abstract: A blower having improved efficiency by minimizing a distance between an end of a blade and a cold air suction hole, and a refrigerator including the blower includes a body having a storage compartment including a refrigerator compartment and a freezer compartment, an evaporator provided behind the storage compartment and configured to generate cold air, and the blower configured to supply the cold air generated by the evaporator into the freezer compartment, wherein the blower includes a suction member having a cold air suction hole and a fan unit configured to supply cold air introduced through the cold air suction hole into the freezer compartment, and having an interference prevention portion separated from the suction member to prevent interference with the suction member, and a water repellent portion treated with a water repellent is provided on a surface of the suction member adjacent to the interference prevention portion.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: June 16, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Joo Kim, Young Chul Ko, Hyo Suck Kang, Eung Ryeol Seo, Jung Soo Lim
  • 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
  • Publication number: 20200185556
    Abstract: Discussed is a solar cell including a semiconductor substrate, a conductive region disposed in the semiconductor substrate or over the semiconductor substrate, and an electrode electrically connected to the conductive region. The electrode includes a first electrode part and a second electrode part disposed over the first electrode part. The second electrode part includes a particle connection layer formed by connecting a plurality of particles including a first metal and a cover layer including a second metal different from the first metal and covering at least the outside surface of the particle connection layer.
    Type: Application
    Filed: December 5, 2019
    Publication date: June 11, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Jae Won CHANG, Hyun Jung PARK, In Do CHUNG, Ji Soo KO
  • Publication number: 20200169302
    Abstract: A method for transmitting a reference signal in a multi-antenna system is provided. The method includes: selecting at least one orthogonal frequency division multiplexing (OFDM) symbol in a subframe containing a plurality of OFDM symbols; allocating a channel quality indication reference signal (CQI RS) capable of measuring a channel state for each of a plurality of antennas to the selected at least one OFDM symbol; and transmitting the CQI RS, wherein the CQI RS is allocated to an OFDM symbol which does not overlap with an OFDM symbol to which a common reference signal to be transmitted to all user equipments in a cell or a dedicated reference signal to be transmitted to a specific user equipment in the cell is allocated.
    Type: Application
    Filed: January 28, 2020
    Publication date: May 28, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyun Soo KO, Seung Hee HAN, Ja Ho KOO, Jae Hoon CHUNG, Bin Chul IHM, Moon Il LEE
  • Publication number: 20200153490
    Abstract: The present invention relates to a method for transmitting, by a base station, a downlink signal using a plurality of transmission antennas comprises the steps of: applying a precoding matrix indicated by the PMI, received from a terminal, in a codebook to a plurality of layers, and transmitting the precoded signal to the terminal through a plurality of transmission antennas. Among precoding matrices included in the codebook, a precoding matrix for even number transmission layers can be a 2×2 matrix containing four matrices (W1s), the matrix (W1) having rows of a number of transmission antennas and columns of half the number of transmission layers, the first and second columns of the first row in the 2×2 matrix being multiplied by 1, the first column of the second row being multiplied by coefficient “a” of a phase, and the first column of the second row being multiplied by “?a”.
    Type: Application
    Filed: January 10, 2020
    Publication date: May 14, 2020
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyun Soo KO, Jae Hoon CHUNG, Seung Hee HAN, Moon Il LEE
  • Patent number: 10652061
    Abstract: A method and an apparatus of transmitting information in a wireless communication system are provided. The method includes transmitting information based on a first resource index through a first antennae and transmitting the information based on a second resource index through a second antennae.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: May 12, 2020
    Assignee: LG Electronics Inc.
    Inventors: Seung Hee Han, Moon Il Lee, Yeong Hyeon Kwon, Jin Sam Kwak, Hyun Woo Lee, Dong Cheol Kim, Jae Hoon Chung, Sung Ho Moon, Min Seok Noh, Hyun Soo Ko
  • Patent number: 10642437
    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: September 3, 2019
    Date of Patent: May 5, 2020
    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
  • Patent number: 10587314
    Abstract: A method for transmitting a reference signal in a multi-antenna system is provided. The method includes: selecting at least one orthogonal frequency division multiplexing (OFDM) symbol in a subframe containing a plurality of OFDM symbols; allocating a channel quality indication reference signal (CQI RS) capable of measuring a channel state for each of a plurality of antennas to the selected at least one OFDM symbol; and transmitting the CQI RS, wherein the CQI RS is allocated to an OFDM symbol which does not overlap with an OFDM symbol to which a common reference signal to be transmitted to all user equipments in a cell or a dedicated reference signal to be transmitted to a specific user equipment in the cell is allocated.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: March 10, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyun Soo Ko, Seung Hee Han, Ja Ho Koo, Jae Hoon Chung, Bin Chul Ihm, Moon Il Lee
  • Patent number: 10582487
    Abstract: A method for transmitting a downlink control channel in a mobile communication system and a method for mapping the control channel to physical resources using a block interleaver are provided. In order to transmit a downlink control channel in a mobile communication system, information bits are modulated to generate one or more modulation symbols according to a specific modulation scheme, the modulation symbols are interleaved using a block interleaver, and the interleaved modulated symbols are mapped to resource elements allocated for transmission of at least one control channel in a subframe, thereby transmitting the at least one control channel.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: March 3, 2020
    Assignee: MICROSOFT TECHNOLOGY LICENSING, LLC
    Inventors: So Yeon Kim, Young Woo Yun, Ki Jun Kim, Moon Il Lee, Hyun Soo Ko, Jae Hoon Chung, Ji Ae Seok, Seung Hyun Kang, Suk Hyon Yoon, Joon Kui Ahn
  • 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
  • Patent number: 10567053
    Abstract: The present invention relates to a method for transmitting, by a base station, a downlink signal using a plurality of transmission antennas comprises the steps of: applying a precoding matrix indicated by the PMI, received from a terminal, in a codebook to a plurality of layers, and transmitting the precoded signal to the terminal through a plurality of transmission antennas. Among precoding matrices included in the codebook, a precoding matrix for even number transmission layers can be a 2×2 matrix containing four matrices (W1s), the matrix (W1) having rows of a number of transmission antennas and columns of half the number of transmission layers, the first and second columns of the first row in the 2×2 matrix being multiplied by 1, the first column of the second row being multiplied by coefficient “a” of a phase, and the first column of the second row being multiplied by “?a”.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: February 18, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyun Soo Ko, Jae Hoon Chung, Seung Hee Han, Moon Il 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: 20200045692
    Abstract: The present invention relates to a wireless communication system and provides an efficient control information transmission method and apparatus for supporting a multiple antenna transmission technique. A method is provided for transmitting downlink hybrid automatic repeat request (HARQ) information related to an uplink multiple codeword transmission and includes receiving the uplink multiple codeword transmission, generating HARQ information related to each of the multiple codewords based on a result of decoding each of the multiple codewords, modulating the HARQ information, and transmitting the modulated HARQ information via one or more physical HARQ indicator channels (PHICHs).
    Type: Application
    Filed: August 12, 2019
    Publication date: February 6, 2020
    Applicant: BlackBerry Limited
    Inventors: Hyun Soo KO, Jae Hoon CHUNG, Bin Chul IHM, Moon Il LEE
  • 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
  • Patent number: RE48016
    Abstract: A method for transmitting a channel status information reference signals (CSI-RSs) for a maximum of eight antenna ports includes mapping the CSI-RSs for a maximum of eight antenna ports onto a data region of a downlink subframe having a normal cyclic prefix (CP) configuration according to a predetermined pattern; and transmitting the downlink subframe to which the CSI-RSs mapped, wherein the predetermined pattern defines the CSI-RSs to be mapped onto two OFDM symbols of the data region in the downlink subframe and mapped to at least one of four subcarrier positions in each of the two OFDM symbols, and wherein the four subcarrier positions defined by the predetermined pattern may be two consecutive subcarrier positions and two other consecutive subcarrier positions spaced apart by four subcarriers.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: May 26, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyun Soo Ko, Seung Hee Han, Jae Hoon Chung, Bin Chul Ihm, Moon Il Lee