Patents by Inventor Dong Ok

Dong Ok 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).

  • METHOD AND APPARATUS FOR SELECTIVE WAKE-UP OF COMMUNICATION NODE IN VEHICLE NETWORK
    Publication number: 20190361711
    Abstract: An operation method of an end node including a physical (PHY) layer unit and a controller unit in a vehicle network includes: detecting, by the controller unit, a local event; in response to detecting the local event, transitioning an operation state of the controller unit from an OFF state to an ON state; transmitting, by the controller unit, to the PHY layer unit an indicator requesting to transmit a wake-up signal in accordance with the local event; and transmitting, by the PHY layer unit, the wake-up signal including an identifier of at least one end node required to be woken up by the local event.
    Type: Application
    Filed: May 23, 2019
    Publication date: November 28, 2019
    Inventors: Dong Ok KIM, Kang Woon SEO, Jin Hwa YUN
  • METHOD AND APPARATUS FOR WAKE-UP OF COMMUNICATION NODE IN VEHICLE NETWORK
    Publication number: 20190357146
    Abstract: An operation method of a communication node in a vehicle network may include detecting a wake-up event; generating a wake-up signal including an identifier indicating a wake-up reason corresponding to the wake-up event based on a wake-up table, the wake-up table configured for storing the wake-up reason corresponding to the wake-up event, a target communication node configured to be woken up by the wake-up reason, and an operation power configured to be supplied to the target communication node; and transmitting the wake-up signal.
    Type: Application
    Filed: May 15, 2019
    Publication date: November 21, 2019
    Inventors: Dong Ok KIM, Kang Woon SEO, Jin Hwa YUN
  • Operation method of a communication node in network
    Patent number: 10484280
    Abstract: An operation method of a first communication node comprises: receiving a first frame from a second communication node; obtaining a destination address of the first frame; and transmitting a second frame including an indicator for indicating an occurrence of an error in the first frame to a communication node corresponding to a source address of the first frame, when a port corresponding to the destination address does not exist in a routing table.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: November 19, 2019
    Assignee: Hyundai Motor Company
    Inventors: Kang Woon Seo, Dong Ok Kim, Jin Hwa Yun
  • Method for supplying power in network and apparatus therefor
    Patent number: 10454692
    Abstract: An operation method of a first communication node in a vehicle network, which includes a power sourcing equipment (PSE) for supplying power to a second communication node and a powered device (PD) for obtaining power from the second communication node, includes: operating the first communication node in a first mode based on the PSE that is activated and the PD that is inactivated; receiving a first signal requesting power supply from the second communication node; and supplying power to the second communication node in response to the first signal.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: October 22, 2019
    Assignee: Hyundai Motor Company
    Inventors: Jin Hwa Yun, Jeong Seok Han, Dong Ok Kim
  • METHOD AND APPARATUS FOR CONFIGURING BACKUP PATH IN VEHICLE NETWORK
    Publication number: 20190305983
    Abstract: An operation method of a switch in a vehicle network may include: transmitting a first signal to a first end node through a first path connecting the switch and the first end node; detecting a failure in the first path; configuring a second path connecting the switch and the first end node; receiving a second signal from a second end node; determining whether a destination of the second signal is the first end node; and in response to determining that the destination of the second signal is the first end node, transmitting the second signal through the second path.
    Type: Application
    Filed: March 29, 2019
    Publication date: October 3, 2019
    Inventors: Dong Ok Kim, Chul Min Kim, Seung Su Kim
  • HYBRID SUPPORTED METALLOCENE CATALYST, AND POLYOLEFIN RESIN HAVING EXCELLENT PROCESSABILITY AND USING SAME
    Publication number: 20190263942
    Abstract: The present invention relates to a hybrid supported metallocene catalyst including at least first metallocene compound, at least one second metallocene compound, at least one cocatalyst compound, and a carrier, a preparation method therefor, and a polyolefin resin polymerized in the presence of the catalyst, wherein the second metallocene compound is a compound of a bridged structure having a ligand of an asymmetric structure, and the polyolefin resin has a density of 0.910 g/cm3 to 0.960 g/cm3, a molecular weight density in a unimodal distribution of 3 to 5, a melt index of 0.05 to 100 at 2.16 kg, and a melt flow rate of 20 to 40.
    Type: Application
    Filed: March 22, 2017
    Publication date: August 29, 2019
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Dong Wook JEONG, Dong Ok KIM, Ui Gab JOUNG
  • Communication method based on automotive safety integrity level in vehicle network and apparatus for the same
    Patent number: 10382221
    Abstract: An operation method of a first communication node supporting communications between an Ethernet-based network and a controller area network (CAN) includes: receiving an Ethernet message from a second communication node belonging to the Ethernet-based network; performing an integrity verification on first automotive safety integrity level (ASIL) authentication information included in the Ethernet message; generating a CAN message based on the Ethernet message for which the integrity verification has been completed; and transmitting the CAN message to a third communication node belonging to the CAN.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: August 13, 2019
    Assignees: HYUNDIA MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jeong Seok Han, Sang Woo Yu, Dong Ok Kim, Jin Hwa Yun
  • Group 4 transition metal compound and use thereof
    Patent number: 10377836
    Abstract: The present invention relates to a novel Group 4 transition metal compound, a method for preparing the compound, a catalyst composition comprising the compound, and a method for preparing a polyolefin comprising performing a polymerization reaction of olefin monomers, in the presence of the catalyst composition. Since the Group 4 transition metal compound of the present invention exhibits an excellent catalytic activity in polyolefin synthesis reactions, as well as having excellent thermal stability, it can be used for polyolefin synthesis reactions at high temperatures, and by changing the type of a central metal and ligand, the weight average molecular weight of synthesized polyolefins and the octene content in the polymer can be controlled. Therefore, it can be effectively used in polyolefin synthesis processes in which grades are controlled.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: August 13, 2019
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Ui Gab Joung, Kil Sagong, Sung Hae Jun, Dong Ok Kim, Hye Ran Park, In Jun Lee
  • Lithium battery electrode and method of manufacturing the same
    Patent number: 10374206
    Abstract: A lithium battery according to the inventive concept may comprise a cathode, an anode separated from the cathode, a first separator disposed between the cathode and the anode, the first separator having first pores, a second separator disposed on the first separator, the second separator having second pores, and an electrolyte filling a gap between the cathode and the anode. Diameters of the second pores may be smaller than those of the first pores. A standard deviation of the diameters of the second pores is smaller than that of the first pores.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: August 6, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ju Young Kim, Kwang Man Kim, Dong Ok Shin, Young-Gi Lee
  • Group 4 transition metal compound and use thereof
    Patent number: 10364302
    Abstract: The present invention relates to a novel Group 4 transition metal compound, a method for preparing the compound, a catalyst composition comprising the compound, and a method for preparing a polyolefin comprising performing a polymerization reaction of olefin monomers, in the presence of the catalyst composition. Since the Group 4 transition metal compound of the present invention exhibits an excellent catalytic activity in polyolefin synthesis reactions, as well as having excellent thermal stability, it can be used for polyolefin synthesis reactions at high temperatures, and by changing the type of a central metal and ligand, the weight average molecular weight of synthesized polyolefins and the octene content in the polymer can be controlled. Therefore, it can be effectively used in polyolefin synthesis processes in which grades are controlled.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: July 30, 2019
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Ui Gab Joung, Kil Sagong, Sung Hae Jun, Dong Ok Kim, Hye Ran Park, In Jun Lee
  • Method for diagnosing link status in network
    Patent number: 10341170
    Abstract: Disclosed are link status diagnostic methods for a vehicle network. A link status diagnostic method performed in a communication node includes: identifying a type of a fault occurring in a link connected to the communication node; generating a signal including a link fault type indicator indicating the type of the fault; and transmitting the signal. Also, the signal is generated and transmitted according to an auto negotiation protocol. Therefore, stability and reliability of the vehicle network can be enhanced, thereby improving overall performance of the vehicle network.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: July 2, 2019
    Assignee: Hyundai Motor Company
    Inventors: Jun Byung Chae, Jin Hwa Yun, Jeong Seok Han, Kang Woon Seo, Dong Ok Kim, Sang Woo Yu
  • OPERATION METHODS OF COMMUNICATION NODE IN NETWORK
    Publication number: 20190196571
    Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.
    Type: Application
    Filed: September 7, 2016
    Publication date: June 27, 2019
    Inventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
  • METHOD FOR PREPARING A MULTI-DOPANT, OXIDE-BASED SOLID ELECTROLYTE
    Publication number: 20190198920
    Abstract: Provided is a method for preparing a multi-dopant, oxide-based solid electrolyte. The method comprising preparing a mixture including a lithium (Li) compound, a lanthanum (La) compound, and a metal compound, the metal compound including a first metal element represented by M, adding a first precursor including a second metal element and a second precursor including a third metal element to the mixture, and performing a crystallization operation to form a compound represented by LixLa3M2O12 from the mixture having the first precursor and the second precursor mixed therein, wherein the compound is doped with the second and third metal elements.
    Type: Application
    Filed: February 27, 2019
    Publication date: June 27, 2019
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dong Ok SHIN, Young-Gi LEE, Kwang Man KIM
  • ETHERNET SWITCH, METHOD OF CONFIGURING IN-VEHICLE NETWORK, AND VEHICLE
    Publication number: 20190199537
    Abstract: A method of configuring an in-vehicle network includes: receiving a first wake-up signal from a first controller among a plurality of controllers in a sleep mode by an Ethernet switch; activating the Ethernet switch according to the wake-up signal; determining a routing port according to a destination address of the Ethernet data received from the first controller; and transmitting a second wake-up signal of a second controller among the plurality of controllers through a physical-layer processing device included in the Ethernet switch corresponding to the determined routing port.
    Type: Application
    Filed: August 24, 2018
    Publication date: June 27, 2019
    Inventors: Kang Woon SEO, Dong Ok KIM, Jin Hwa YUN
  • HIGH-DENSITY ETHYLENE-BASED POLYMER USING SUPPORTED HYBRID METALLOCENE CATALYST, AND MANUFACTURING METHOD THEREFOR
    Publication number: 20190169325
    Abstract: A high-density ethylene-based polymer is provided. The high-density ethylene-based polymer contains an ethylene homopolymer or a copolymer of ethylene and at least one comonomer selected from the group consisting of an ?-olefin, a cyclic olefin, and a straight, branched and cyclic diene. The high-density polyethylene resin has a wide molecular weight distribution and excellent comonomer distribution characteristics, has excellent melt flowability due to a long chain branched structure, and has excellent mechanical characteristics since the comonomer distribution is concentrated in a high-molecular-weight body. The high-density ethylene polymer has excellent molding processability during processing such as extrusion, compression, injection and rotational molding by having excellent mechanical characteristics and melt flowability.
    Type: Application
    Filed: February 10, 2017
    Publication date: June 6, 2019
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: In Jun LEE, Won Jun KANG, Dong Ok KIM, Song Hee YANG, Sung Woo LEE, Dong Wook JEONG, Ui Gab JOUNG
  • HIGH-PROCESSABILITY HIGH-DENSITY ETHYLENE-BASED POLYMER USING HYBRID SUPPORTED METALLOCENE CATALYST, AND PREPARATION METHOD THEREFOR
    Publication number: 20190169323
    Abstract: The present invention relates to a high-density ethylene-based polymer comprising an ethylene homopolymer or a copolymer of ethylene and at least one comonomer selected from the group consisting of an ?-olefin, a cyclic olefin, and a straight, branched and cyclic diene. According to the present invention, the high-density polyethylene resin has a wide molecular weight distribution and excellent comonomer distribution characteristics, has excellent melt flowability due to a long chain branched structure, and has excellent mechanical characteristics since the comonomer distribution is concentrated in a high-molecular-weight body. The high-density ethylene polymer of the present invention has excellent molding processability during processing such as extrusion, compression, injection and rotational molding by having excellent mechanical characteristics and melt flowability.
    Type: Application
    Filed: April 7, 2017
    Publication date: June 6, 2019
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: In Jun LEE, Won Jun KANG, Dong Ok KIM, Song Hee YANG, Sung Woo LEE, Dong Wook JEONG, Ui Gab JOUNG
  • HIGH-DENSITY ETHYLENE-BASED POLYMER USING HYBRID SUPPORTED METALLOCENE CATALYST, AND PREPARATION METHOD
    Publication number: 20190127503
    Abstract: The present invention relates to a high-density ethylene-based polymer comprising: an ethylene homopolymer; or a copolymer of ethylene and at least one comonomer selected from the group consisting of ?-olefins, cyclic olefins and linear, branched and cyclic dienes. According to the present invention, the high-density ethylene-based polymer has a wide molecular weight distribution and excellent comonomer distribution characteristics, has excellent melt flowability due to a long chain branched structure, and has excellent mechanical characteristics since the comonomer distribution is concentrated in a high-molecular-weight body. The high-density ethylene polymer of the present invention has excellent molding processability during processing such as extrusion, compression, injection and rotational molding by having excellent mechanical characteristics and melt flowability.
    Type: Application
    Filed: February 10, 2017
    Publication date: May 2, 2019
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Ui Gab JOUNG, Dong Wook JEONG, Won Jun KANG, Dong Ok KIM, Song Hee YANG, In Jun LEE
  • FAILURE DIAGNOSIS APPARATUS AND METHOD FOR IN-VEHICLE CONTROL UNIT
    Publication number: 20190079842
    Abstract: An apparatus, for performing a diagnostic operation on plural controllers which are coupled via different types of in-vehicle communication networks, may include at least one of a message generator, configured to generate a diagnostic message used for the diagnostic operation on the plural controller, and a message receiver, configured to recognize the diagnostic message, wherein the diagnostic message that may be communicated over the in-vehicle communication networks includes a header and a payload, and wherein the payload is determined to correspond to a length of communication data for a controller area network (CAN).
    Type: Application
    Filed: December 1, 2017
    Publication date: March 14, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jun Byung Chae, Byeong Geon Jeon, Dong Ok Kim
  • LITHIUM COMPOSITE ANODE, METHOD OF FABRICATING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
    Publication number: 20190074515
    Abstract: Provided is a lithium composite anode including a metal film, and lithium ion conductors and electron conductors dispersed on one surface of the metal film, wherein portions of the lithium ion conductors and electron conductors are impregnated into the metal film from the one surface of the metal film.
    Type: Application
    Filed: July 23, 2018
    Publication date: March 7, 2019
    Inventors: Ju Young KIM, Young-Gi LEE, Kwang Man KIM, Dong Ok SHIN
  • Operation method of communication node in network
    Patent number: 10212234
    Abstract: An operation method of communication node in a vehicle network is provided. The operation method includes transitioning from a sleep mode to an active mode and generating a first message that includes a first information indicating at least one communication node to be operated in the active mode. In addition, the method includes transmitting the first message to a second communication node to thus enhance performance of a vehicle network.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: February 19, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Ok Kim, Kang Woon Seo, Jun Byung Chae, Jin Hwa Yun, Sang Woo Yu