Patents by Inventor Young Seok Ko

Young Seok 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: 10447346
    Abstract: An inverter includes a pulse generator configured to generate a reference pulse signal having a first frequency; and a gate signal generator configured to apply a pulse width modulation control having a variable duty rate, based on a second frequency, to the reference pulse signal to generate a gate signal.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: October 15, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Tae Seok Ko, Young Su Jang
  • Patent number: 10428007
    Abstract: The present invention relates to a method for producing unsaturated aldehydes and unsaturated carboxylic acids. According to the present invention, a method for producing unsaturated aldehydes and unsaturated carboxylic acids which can impart activity and control temperature independently in fixed catalyst layer zones in a shell-and-tube reactor, thereby exhibiting improved yield and operation stability, is provided.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: October 1, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Byung Yul Choi, Hyun Jong Shin, Junghoon Chang, Young Hyun Choe, Jun Seok Ko, Sang Hun Jeon
  • Patent number: 10404116
    Abstract: The BLDC motor includes a stator, and a rotor disposed inside of the stator and including a plurality of permanent magnet parts, each of the permanent magnet parts including first and second permanent magnets which are disposed to have an interval therebetween. The rotor includes a slot part including a first portion into which the first permanent magnet is inserted, a second portion into which the second permanent magnet is inserted, and a third portion connecting the first and second portions to each other. The first and second portions have one end portions which are spaced apart from each other by a first distance and other end portions which are spaced apart from each other by a second distance which is shorter than the first distance, and the third portion connects the other end portions of the first and second portions to each other.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: September 3, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hong-seok Kim, Byoung-soo Ko, Young-kwan Kim, Tae-ho Yoon, Hyung-chul Lee
  • Patent number: 10383041
    Abstract: The present application relates to a method of generating a downlink frame. The method of generating the downlink frame includes: generating a first short sequence and a second short sequence indicating cell group information; generating a first scrambling sequence and a second scrambling sequence determined by the primary synchronization signal; generating a third scrambling sequence determined by the first short sequence and a fourth scrambling sequence determined by the second short sequence; scrambling the short sequences with the respective scrambling sequences; and mapping the secondary synchronization signal that includes the first short sequence scrambled with the first scrambling sequence, the second short sequence scrambled with the second scrambling sequence and the third scrambling sequence, the second short sequence scrambled with the first scrambling sequence and the first short sequence scrambled by the second scrambling sequence and the fourth scrambling sequence to a frequency domain.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: August 13, 2019
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kap Seok Chang, Il Gyu Kim, Hyeong Geun Park, Young Jo Ko, Hyo Seok Yi, Chan Bok Jeong, Young Hoon Kim, Seung Chan Bang
  • Patent number: 10361615
    Abstract: An electric motor is provided. The electric motor includes a hollow-shaped stator configured to have a teeth part protruding on an inner surface thereof, and a rotor configured to be inserted into the hollow-shaped rotor, and including an outer surface facing the teeth part, and a plurality of poles therein. The rotor includes a bridge part disposed between poles and has a front rotor groove and a back rotor groove that are each dented at a front and a back of the bridge part with respect to a rotating direction of the rotor.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: July 23, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-ho Yoon, Byoung-soo Ko, Hong-seok Kim, Hyung-chul Lee, Young-kwan Kim
  • Publication number: 20190222065
    Abstract: A wireless power transmission apparatus includes: an alternating current (AC) power output to convert input power into AC power and output the AC power; and a power transmitter including a plurality of resonators. The power transmitter receives the AC power and wirelessly transmits the AC power in a first operating mode in which two of the resonators are connected in series and the two resonators transmit the AC power, and in a second operating mode in which one of the resonators transmits the AC power.
    Type: Application
    Filed: October 15, 2018
    Publication date: July 18, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Se Joo KIM, Tae Seok KO, Young Woon CHOI, Joung Ho SON, Doo Young SONG
  • Publication number: 20190219760
    Abstract: An optical waveguide structure includes a substrate and a core structure disposed on the substrate. The substrate includes a first waveguide region, a second waveguide region, and a transition region between the first waveguide region and the second waveguide region. The core structure includes first core segments arranged in a first direction and a second direction crossing the first direction on the transition region. The core structure includes second core segments arranged in the first direction and the second direction on the second waveguide region. The first direction and the second direction are parallel to a top surface of the substrate.
    Type: Application
    Filed: December 10, 2018
    Publication date: July 18, 2019
    Inventors: Duk Jun KIM, Young-Ho KO, Dong-Young KIM, Jong-Hoi KIM, Yongsoon BAEK, Jung-Ho SONG, Dong Hyo LEE, Byung-Seok CHOI, Won Seok HAN
  • Patent number: 10355543
    Abstract: The BLDC motor includes a stator, and a rotor disposed inside of the stator and including a plurality of permanent magnet parts, each of the permanent magnet parts including first and second permanent magnets which are disposed to have an interval therebetween. The rotor includes a slot part including a first portion into which the first permanent magnet is inserted, a second portion into which the second permanent magnet is inserted, and a third portion connecting the first and second portions to each other. The first and second portions have one end portions which are spaced apart from each other by a first distance and other end portions which are spaced apart from each other by a second distance which is shorter than the first distance, and the third portion connects the other end portions of the first and second portions to each other.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: July 16, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hong-seok Kim, Byoung-soo Ko, Young-kwan Kim, Tae-ho Yoon, Hyung-chul Lee
  • Publication number: 20190174552
    Abstract: Disclosed is a method for effectively forming uplink control information transmitted through a downlink from a base station to a terminal in a mobile communication system for providing a packet service and transmitting the uplink control information with minimum radio resources occupied. The method includes generating uplink control information; allocating the uplink control information to a downlink-shared radio resource for packet data transmission based on downlink scheduling information; and transmitting the radio resource to a terminal. The present invention is applied to a mobile communication system.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 6, 2019
    Inventors: Jae-Heung KIM, Young-Jo KO, Kyoung Seok LEE, Jung-Im KIM, Soo-Jung JUNG
  • Patent number: 10283709
    Abstract: In an embodiment, a substrate that includes a cell region and a dummy region is provided. Lower interconnection structures are formed in the cell region and the dummy region. One or more first multilayered structure patterns are formed in the cell region and one or more second multilayered structure patterns in the dummy region over the lower interconnection structures. The first multilayered structure patterns and second multilayered structure patterns extend in a first direction. Each of the second multilayered structure patterns includes an etch target layer. An insulating material layer is formed over the first multilayered structure patterns and the second multilayered structure patterns. An interlayer insulating layer that fills a space between two adjacent patterns of the first multilayered structure patterns and second multilayered structure patterns is formed by planarizing the insulating material layer. The etch target layer in each of the second multilayered structure patterns is removed.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: May 7, 2019
    Assignee: SK HYNIX INC.
    Inventors: Young Seok Ko, Soo Gil Kim, Joo Young Moon
  • Publication number: 20190131348
    Abstract: Semiconductor memory devices and electronic systems having the semiconductor memory devices are provided. One of the semiconductor memory device may include a plurality of first conductive interconnections extending in parallel in a first horizontal direction, a plurality of selection interconnections disposed on the first conductive interconnections, the selection interconnections extending in parallel in the first horizontal direction, a plurality of second conductive interconnections extending in parallel in a second horizontal direction that is perpendicular to the first horizontal direction, and a plurality of memory cell stacks respectively disposed in interconnection regions between the first conductive interconnections and the second conductive interconnections. Each of the memory cell stacks may include a variable resistive element.
    Type: Application
    Filed: June 27, 2018
    Publication date: May 2, 2019
    Inventor: Young-Seok KO
  • Publication number: 20180315922
    Abstract: In an embodiment, a substrate that includes a cell region and a dummy region is provided. Lower interconnection structures are formed in the cell region and the dummy region. One or more first multilayered structure patterns are formed in the cell region and one or more second multilayered structure patterns in the dummy region over the lower interconnection structures. The first multilayered structure patterns and second multilayered structure patterns extend in a first direction. Each of the second multilayered structure patterns includes an etch target layer. An insulating material layer is formed over the first multilayered structure patterns and the second multilayered structure patterns. An interlayer insulating layer that fills a space between two adjacent patterns of the first multilayered structure patterns and second multilayered structure patterns is formed by planarizing the insulating material layer. The etch target layer in each of the second multilayered structure patterns is removed.
    Type: Application
    Filed: November 28, 2017
    Publication date: November 1, 2018
    Inventors: Young Seok KO, Soo Gil KIM, Joo Young MOON
  • Patent number: 9601948
    Abstract: A wireless power transmission apparatus includes a resonator configured to transmit power to another resonator, and a power supply unit configured to supply power to the resonator. The apparatus further includes a switching unit including a transistor configured to be turned on to connect the power supply unit to the resonator, and to be turned off to disconnect the power supply unit from the resonator, based on a control signal, and a diode connected in series to the transistor.
    Type: Grant
    Filed: October 29, 2013
    Date of Patent: March 21, 2017
    Assignees: Samsung Electronics Co., Ltd., Industry-Academic Cooperation Foundation, Dankook University
    Inventors: Ui Kun Kwon, Sang Joon Kim, Seung Keun Yoon, Young Seok Ko, Shi Hong Park
  • Patent number: 9356234
    Abstract: An electronic device including a semiconductor memory unit that includes a cell structure having two memory cells, which share one selector, wherein the cell structure includes first electrodes, variable resistance patterns and second electrodes which are symmetrically disposed on both sides of the selector.
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: May 31, 2016
    Assignee: SK HYNIX INC.
    Inventor: Young-Seok Ko
  • Publication number: 20150187415
    Abstract: An electronic device comprising a semiconductor memory unit that includes a cell structure having two memory cells, which share one selector, wherein the cell structure includes first electrodes, variable resistance patterns and second electrodes which are symmetrically disposed on both sides of the selector.
    Type: Application
    Filed: August 6, 2014
    Publication date: July 2, 2015
    Inventor: Young-Seok KO
  • Patent number: 8793739
    Abstract: A related content providing method using broadcast service guide information of a mobile terminal is disclosed. The method includes playing broadcast content stored in the mobile terminal, searching for real-time broadcast content related to the played broadcast content while displaying the played broadcast content, and displaying information associated with the searched real-time broadcast content.
    Type: Grant
    Filed: October 18, 2010
    Date of Patent: July 29, 2014
    Assignee: LG Electronics Inc.
    Inventors: Young-Seok Ko, Soo-Lim You, Seok-Min Hong
  • Publication number: 20140117771
    Abstract: A wireless power transmission apparatus includes a resonator configured to transmit power to another resonator, and a power supply unit configured to supply power to the resonator. The apparatus further includes a switching unit including a transistor configured to be turned on to connect the power supply unit to the resonator, and to be turned off to disconnect the power supply unit from the resonator, based on a control signal, and a diode connected in series to the transistor.
    Type: Application
    Filed: October 29, 2013
    Publication date: May 1, 2014
    Applicants: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, DANKOOK UNIVERSITY, SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ui Kun KWON, Sang Joon KIM, Seung Keun YOON, Young Seok KO, Shi Hong PARK
  • Patent number: 8577409
    Abstract: A mobile terminal and broadcast controlling method thereof are disclosed. The present invention includes receiving a broadcast control information on a broadcast content from an external terminal, identifying the broadcast content corresponding to the received broadcast control information using a broadcast relevant information, setting the received broadcast control information on the identified broadcast content, and controlling an output operation of the identified broadcast content according to the set broadcast control information.
    Type: Grant
    Filed: June 15, 2010
    Date of Patent: November 5, 2013
    Assignee: LG Electronics Inc.
    Inventors: Young Seok Ko, Jae Sun Han, Ki Hoa Nam, Beom Seok Cho
  • Patent number: 8539531
    Abstract: A mobile terminal including a wireless communication unit configured to wirelessly communicate with an Internet Protocol Television (IPTV) terminal and to receive participation information for participating in an interactive service from the IPTV terminal, an output unit configured to output the received participation information for the interactive service, a user input unit configured to receive an input of response information corresponding to the output participation information for the interactive service, and a control unit configured to control the wireless communication unit to transmit the input response information to the IPTV terminal or to a IPTV related server performing the interactive service with the IPTV terminal, and to receive information corresponding to the interactive service.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: September 17, 2013
    Assignee: LG Electronics Inc.
    Inventors: Young Seok Ko, Jang Hyung Cho, Jae Phil Ki, Yong Chan Jeong
  • Patent number: 8295760
    Abstract: A mobile terminal and method of controlling a broadcast therein are disclosed, by which a currently-output broadcast content can be continued to be output despite expiration of a validity term of a broadcast viewing authority. The method includes acquiring a first broadcast viewing authority, receiving and outputting a first broadcast content if the first broadcast viewing authority is acquired, determining whether a validity term of the acquired first broadcast viewing authority expires within a broadcast time of the output first broadcast content, and if the validity term expires within the broadcast time, displaying an image for a purchase of the first broadcast content.
    Type: Grant
    Filed: August 11, 2009
    Date of Patent: October 23, 2012
    Assignee: LG Electronics Inc.
    Inventors: Yong Chan Jeong, Jang Hyung Cho, Seung Woo Seo, Young Seok Ko