Patents by Inventor Dong Guk Lim

Dong Guk Lim 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: 10594047
    Abstract: A functional contactor is provided. The functional contactor according to one embodiment of the present invention includes: a conductive elastic portion configured to be in electrical contact with a conductor of an electronic device and have elasticity; and a functional device including a first electrode electrically connected to a circuit board or the conductor of the electronic device and a second electrode on which the conductive elastic portion is laminated through solder. Here, the second electrode includes a stopper in which no electrode is formed to prevent the solder from being introduced into a periphery of a lamination region on which the conductive elastic portion is laminated.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: March 17, 2020
    Assignee: AMOTECH CO., LTD.
    Inventors: Jae Woo Choi, Byung Guk Lim, Seong Ha Lee, Yun Suk Choi, Dong Hun Kong
  • Patent number: 10499520
    Abstract: An electronic device contactor coupling structure is disclosed. The device can include a contactor electrically connecting a conductive case of an electronic device and a circuit board inside the electronic device, the conductive case being exposed to the outside, wherein the contactor is configured with a composite element having two or more of an electric-shock preventing function of blocking leakage current of an external power source, an antistatic function, and a communication signal transmitting function; a conductive bracket and the conductive case are coupled by a conductive fastening means with the circuit board coupled to one side of the conductive bracket; the conductive case has a recess formed on the surface thereof opposite to the conductive bracket; and the contactor is coupled to the recess of the conductive case so as to be electrically connected with the circuit board by the conductive fastening means and the conductive bracket.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: December 3, 2019
    Assignee: AMOTECH CO., LTD.
    Inventors: Byung Guk Lim, Yun Suk Choi, Dong Hun Kong, Ji Woo Moon
  • Publication number: 20190190167
    Abstract: A functional contactor is provided. The functional contactor according to one embodiment of the present invention includes: a conductive elastic portion configured to be in electrical contact with a conductor of an electronic device and have elasticity; and a functional device including a first electrode electrically connected to a circuit board or the conductor of the electronic device and a second electrode on which the conductive elastic portion is laminated through solder. Here, the second electrode includes a stopper in which no electrode is formed to prevent the solder from being introduced into a periphery of a lamination region on which the conductive elastic portion is laminated.
    Type: Application
    Filed: May 12, 2017
    Publication date: June 20, 2019
    Applicant: AMOTECH CO., LTD.
    Inventors: Jae Woo CHOI, Byung Guk LIM, Seong Ha LEE, Yun Suk CHOI, Dong Hun KONG
  • Publication number: 20190159450
    Abstract: A pyridine-based compound containing an isoxazoline ring represented by Formula 1 or an agrochemically acceptable salt thereof can be used as a herbicide. A method of preparing the pyridine-based compound containing an isoxazoline ring represented by Formula 1 includes reacting a compound represented by Formula 2 with a compound represented by Formula 3.
    Type: Application
    Filed: June 27, 2017
    Publication date: May 30, 2019
    Inventors: Young Kwan KO, Eun Ae KIM, Ill Young LEE, Dong Wan KOO, Jae Wook RYU, Gyu Hwan YON, Hyun Suk YEOM, Hee Nam LIM, So-Young LEE, Chan Yong PARK, Mi-Young KWAK, Suk-Jin KOO, Ki-Hwan HWANG, Sung-Hun KIM, Jong-Su LIM, Dong-Guk LEE, Kun-Hoe CHUNG, Nam-Gyu CHO, Jun-Ho NAM
  • Patent number: 9602250
    Abstract: A method for retransmitting data in wireless communication system is disclosed. MS can receive a NACK (Not-Acknowledge) signal from a base station (BS) through a specific downlink subframe of a specific frame in a first superframe, and the MS can retransmits the data using a second uplink subframe in a first frame in a second superframe subsequent to a first superframe. In this case, a index of the second uplink subframe may be 1. The wireless communication system can support the Half-Frequency Division Duplex (H-FDD) scheme. A first uplink subframe in the first frame of the second superframe can be punctured.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: March 21, 2017
    Assignee: LG Electronics Inc.
    Inventors: Jian Xu, Young Soo Yuk, Dong Guk Lim, Han Gyu Cho, Yong Ho Kim, Jin Sam Kwak
  • Patent number: 9565545
    Abstract: The present invention relates to a method for preventing a peer discovery signal collision, which can occur in a device-to-device (D2D) communication system, and to a wireless device using same. According to one embodiment of the present invention, a method for communicating between wireless devices by using a peer discovery slot is provided. The method comprises the steps of transmitting a first peer discovery signal through a first peer discovery channel that is selected from a plurality of peer discovery channels, receiving a second peer discovery signal that is transmitted by a neighboring wireless device, confirming a second discovery channel, from which the second peer discovery signal is detected, from the plurality of peer discovery channels, and transmitting a feedback signal through a response channel that corresponds to the second peer discovery channel from a plurality of response channels.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: February 7, 2017
    Assignee: LG Electronics Inc.
    Inventors: Seung Hyun Kang, Han Gyu Cho, Dong Guk Lim
  • Patent number: 9288034
    Abstract: A method for transmitting and receiving control information in a wireless communication system is disclosed.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: March 15, 2016
    Assignee: LG ELECTRONICS INC.
    Inventors: Dong Guk Lim, Han Gyu Cho, Sung Ho Moon, Jin Sam Kwak
  • Patent number: 9166753
    Abstract: The present invention relates to a method for providing control information in a mobile communication system. More specifically, the invention relates to a method for providing control information through a network in mobile communication. The method comprises: a step for configuring the information associated with plural frequency resource groups and the power levels thereof in the control information of preset data format, wherein the plural frequency resource groups are for application of FFR (Fractional Frequency Reuse), and a step for transmitting the control information to at least one terminal.
    Type: Grant
    Filed: June 16, 2009
    Date of Patent: October 20, 2015
    Assignee: LG Electronics Inc.
    Inventors: Su Nam Kim, Jae Wan Kim, Han Gyu Cho, Bin Chul Ihm, Dong Guk Lim
  • Patent number: 9112576
    Abstract: A first transparent relay station (RS) can receive a signal from a base station (BS) corresponding to superordinate node of the first transparent RS or a second RS corresponding to superordinate non-transparent RS the first transparent RS through a downlink receive zone, and the first transparent RS can transmit the signal received through the downlink receive zone to a mobile station (MS) through a downlink transmit zone, wherein a downlink subframes of the first transparent RS is located the downlink receive zone and the downlink transmit zone in order.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: August 18, 2015
    Assignee: LG ELECTRONICS INC.
    Inventors: Ae Ran Youn, Dong Guk Lim, Jin Sam Kwak, Ki Seon Ryu, Jong Young Han
  • Patent number: 9084229
    Abstract: A method for reducing inter-cell interference and a method for transmitting a signal by a collaborative MIMO scheme, in a communication system having a multi-cell environment are disclosed. An example of a method for transmitting, by a mobile station, precoding information in a collaborative MIMO communication system includes determining a precoding matrix set including precoding matrices of one more base stations including a serving base station, based on signal strength of the serving base station, and transmitting information about the precoding matrix set to the serving base station. A mobile station in an edge of a cell performs a collaborative MIMO mode or inter-cell interference mitigation mode using the information about the precoding matrix set collaboratively with neighboring base stations.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: July 14, 2015
    Assignee: LG Electronics Inc.
    Inventors: Jae Wan Kim, Wook Bong Lee, Su Nam Kim, Dong Guk Lim, Bin Chul Ihm
  • Patent number: 9042410
    Abstract: Disclosed is a method for conducting communication using a frame structure which supports two or more wireless communication schemes, and an apparatus using the method. A method for constructing an FDD frame according to the present invention efficiently supports a legacy system and an enhanced system using an H-FDD frame structure. Further, the method for constructing an FDD frame according to the present invention efficiently supports a terminal and an H-FDD terminal, which use different communication systems.
    Type: Grant
    Filed: April 20, 2010
    Date of Patent: May 26, 2015
    Assignee: LG Electronics Inc.
    Inventors: Dong Guk Lim, Sung Ho Moon, Han Gyu Cho, Yeong Hyeon Kwon, Jin Sam Kwak
  • Patent number: 9036485
    Abstract: The present description relates to a method for performing client cooperation transmission through a group resource allocation (GRA) scheme in a wireless access system, comprising the following steps: receiving a group configuration message, including client group information, from a base station, wherein said group configuration message further includes client cooperation-enabled information that indicates whether or not the client group is concerned with the client cooperation transmission; determining whether or not to participate in the client cooperation by means of the client cooperation-enabled information; and transmitting the result of the determination on whether or not to participate in the client cooperation to the base station.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: May 19, 2015
    Assignee: LG Electronics Inc.
    Inventors: Seunghyun Kang, Dong-Guk Lim, Han-Gyu Cho, Kyujin Park
  • Patent number: 9001708
    Abstract: The mobile station for transceiving signals using a predetermined time division duplex (TDD) frame structure in a wireless communication system includes a receiver for receiving a midamble from a base station (BS), and a relay station (RS). The receiver receives, from the BS, a first midamble through a second subframe of a downlink access zone of the BS and/or through a first subframe of a downlink relay zone that follows the downlink access zone. Alternatively, the receiver receives, from the RS, a second midamble through a second subframe of a downlink access zone of the RS. A transition gap in a downlink region is located in the last subframe of the downlink access zone of the RS, which follows the downlink access zone of the RS, and a transition gap in an uplink region is located in a first subframe of an uplink relay zone of the RS.
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: April 7, 2015
    Assignee: LG Electronics Inc.
    Inventors: Dong Guk Lim, Young Soo Yuk, Jian Xu, Han Gyu Cho, Jin Young Chun, Jin Sam Kwak
  • Patent number: 8953505
    Abstract: The present invention provides an embodiment of a method and system for applying a hybrid automatic repeat request (HARQ) scheme to a system employing a relay station. According to one embodiment of the present invention, a frame including an access zone and a relay zone can be configured based on the HARQ timing which can be calculated based on the structure of the access zone and relay zone. Also, according to one embodiment of the present invention, the structure of the access zone and relay zone can be determined by multiplexing communication systems that support two kinds of systems different from each other. According to one embodiment of the present invention, the HARQ scheme can be applied even to a frame including an access zone and a relay zone, by calculating the HARQ timing.
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: February 10, 2015
    Assignee: LG Electronics Inc.
    Inventors: Jin Young Chun, Dong Guk Lim, Jin Sam Kwak, Bin Chul Ihm
  • Patent number: 8934397
    Abstract: A method and apparatus of relaying data in a wireless communication system is provided. A relay station (RS) receives relay zone allocation information. A plurality of relay zones is allocated in a resource region by the relay zone allocation information. The relay station receives data transmitted from a super-ordinate station, detects a tunneling traffic destined to a subordinate station from the data, and transmits the tunneling traffic to the subordinate station. The tunneling traffic is transmitted over one of the plurality of relay zones.
    Type: Grant
    Filed: March 11, 2010
    Date of Patent: January 13, 2015
    Assignee: LG Electronics Inc.
    Inventors: Dong Guk Lim, Jong Young Han, Han Gyu Cho, Yeong Hyeon Kwon, Sung Ho Moon
  • Patent number: 8902844
    Abstract: Provided are a method and device for allocating wireless resources in a wireless communication system. The wireless resource allocating method comprises allocating a machine type communication (MTC)-dedicated wireless resource and a general wireless resource, and communicating with at least one MTC device through the MTC-dedicated wireless resource. Herein, the MTC-dedicated wireless resource supports only the communication with the at least one MTC device, and the MTC-dedicated wireless resource and the general wireless resource may be different from each other.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: December 2, 2014
    Assignee: LG Electronics Inc.
    Inventors: Kyu Jin Park, Han Gyu Cho, Dong Guk Lim
  • Patent number: 8861624
    Abstract: A method of transmitting a signal of a mobile station that performs communication with a plurality of cells in a wireless communication system comprises transmitting a control signal or a data signal through an asynchronous channel to a neighboring cell which is not synchronized with the mobile station, the asynchronous channel including cyclic prefix and guard time.
    Type: Grant
    Filed: December 31, 2009
    Date of Patent: October 14, 2014
    Assignee: LG Electronics Inc.
    Inventors: Yeong Hyeon Kwon, Ja Ho Koo, Jae Hoon Chung, Dong Guk Lim
  • Patent number: 8804602
    Abstract: Provided are a method and an apparatus for transmitting a frame in a wireless communication system including a relay station. A base station sets a frame including a downlink (DL) access zone for transmitting a signal to the relay station and a DL relay zone for transmitting the signal to the relay station or a terminal, and transmits the frame. The DL access zone comprises a multiple-input multiple-output (MIMO) midamble for the terminal and the DL relay zone comprises an R-amble as an additional MIMO midamble.
    Type: Grant
    Filed: September 13, 2010
    Date of Patent: August 12, 2014
    Assignee: LG Electronics Inc.
    Inventors: Jin Young Chun, Han Gyu Cho, Jin Sam Kwak, Dong Guk Lim, Bin Chul Ihm, Young Soo Yuk
  • Patent number: 8761092
    Abstract: A collaborative MIMO method using a sounding channel in a multi-cell environment is disclosed. The method includes acquiring, by a first base station providing a service for a first cell, first CSI of a first downlink channel between the first base station and a mobile station, transmitting, to a second base station, a signal including information requesting that the second base station providing a service for a second cell acquire second CSI of a second downlink channel between the second base station and the mobile station, and acquiring, by the second base station, the second CSI. The mobile station is served by the first base station.
    Type: Grant
    Filed: May 14, 2009
    Date of Patent: June 24, 2014
    Assignee: LG Electronics
    Inventors: Jae Wan Kim, Wook Bong Lee, Su Nam Kim, Dong Guk Lim, Bin Chul Ihm
  • Patent number: 8743904
    Abstract: A data transmission method in a system comprising at least one or more relays includes transmitting by a mobile station a bandwidth allocation request message to a relay, receiving by the mobile station a bandwidth allocation message from the relay, the bandwidth allocation message including information for indicating an offset from a frame where the bandwidth allocation message is contained, waiting by the mobile station for an uplink frame or uplink subframe indicated by the offset from the frame where the bandwidth allocation message is contained, and transmitting data on the indicated frame or subframe.
    Type: Grant
    Filed: November 2, 2009
    Date of Patent: June 3, 2014
    Assignee: LG Electronics Inc.
    Inventors: Dong-Guk Lim, Han-Gyu Cho, Jong-Young Han, Jin-Sam Kwak