Patents by Inventor Dong-kyu Kim

Dong-kyu Kim 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: 20220260688
    Abstract: The present invention is related to a Light Detecting And Ranging (LiDAR) device configured to measure a distance using a laser, the LiDAR device including: a first laser emitting unit configured to output a first laser; a second laser emitting unit configured to output a second laser; a scanning unit configured to form a first field of view (FOV) using the first laser and a second FOV using the second laser; and a detecting unit configured to measure a distance to an object using the first and second lasers.
    Type: Application
    Filed: March 4, 2022
    Publication date: August 18, 2022
    Inventors: Bum Sik WON, Jong Kyu JUNG, Sung Ui HWANG, Dong Kyu KIM, Ji Seong JEONG, Jun Hwan JANG
  • Patent number: 11404346
    Abstract: A semiconductor package includes a first semiconductor chip and a second semiconductor chip on a substrate, a barrier layer on the first semiconductor chip and the second semiconductor chip, the barrier layer having an opening through which at least a part of the first semiconductor chip is exposed, and a heat transfer part on the barrier layer, the heat transfer part extending along an upper face of the barrier layer and filling the opening.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: August 2, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong Kyu Kim, Jung-Ho Park, Jong Youn Kim, Yeon Ho Jang, Jae Gwon Jang
  • Patent number: 11391780
    Abstract: A battery diagnostic device includes a sensing unit configured to measure a current and voltage of a battery, and a processor configured to estimate a SOC of the battery based on the measured current, select a plurality of SOCs from SOC-voltage data mapping the voltage and the estimated SOC with each other, divide a preset SOC region into a plurality of sub-regions based on sizes of the selected SOCs, calculate a region change value of each of the sub-regions based on the sizes of the sub-regions and a size of a preset reference region, diagnose whether at least one of an active material area, a depth of discharge and a depth of charge of the battery changes based on the calculated change values of sub-regions, and determine whether a mode of the battery is a normal mode or a failure mode based on the diagnosis.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: July 19, 2022
    Inventors: Yoon-Jung Bae, Dae-Soo Kim, Ji-Yeon Kim, Dong-Kyu Kim, Jae-Hyun Lee
  • Patent number: 11394089
    Abstract: An electrode assembly, in which a plurality of unit electrodes and a plurality of separators are alternately laminated, is provided. Each of the unit electrodes is provided by connecting a plurality of electrodes, each electrode being entirely made of a solid electrode mixture, to each other, and the solid electrode mixture including a mixture of an electrode active material with at least one or more of a conductive material and a binder.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: July 19, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Dae Soo Kim, Young Deok Kim, Dong Kyu Kim
  • Patent number: 11387499
    Abstract: A method for regenerating a cell having an electrode assembly, in which electrodes and a separator are alternately combined with each other, an electrolyte, and a battery case accommodating the electrode assembly and the electrolyte according to the present invention includes performing a negative pressure processing process in which a negative pressure is applied to the cell to allow a gas disposed between the electrodes to move outside the electrode assembly and performing an ultrasonic wave processing process in which the cell is stimulated by ultrasonic waves to allow the electrolyte disposed outside the electrode assembly to move between the electrodes.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: July 12, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Chul Gi Hong, Jae Hyun Lee, Dong Kyu Kim, Dae Soo Kim
  • Patent number: 11373980
    Abstract: A semiconductor package includes a first semiconductor chip including a first surface and a second surface which face each other, an alignment pattern formed on the first surface, a first redistribution layer arranged on the first surface of the first semiconductor chip, a second redistribution layer arranged on the second surface of the first semiconductor chip, and electrically connected with the semiconductor chip, and a first dielectric layer including the alignment pattern between the first redistribution layer and the semiconductor chip, the alignment pattern overlapping the first surface of the first semiconductor chip.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: June 28, 2022
    Assignee: Samsung Electronics Co, Ltd.
    Inventors: Jong Youn Kim, Dong Kyu Kim, Jin-Woo Park, Min Jun Bae, Gwang Jae Jeon
  • Patent number: 11374285
    Abstract: A secondary battery according to the present invention including a battery case with an accommodation part accommodating an electrode assembly and an electrolyte, a fluid inlet/outlet port provided in the battery case to provide a moving passage through which a fluid is movable so that discharge of an inner gas and reinjection of the electrolyte are enabled, a gas discharge part restricting the discharge of the inner gas passing through the fluid inlet/outlet port, and an electrolyte reinjection part provided to reinject the electrolyte through the fluid inlet/outlet port.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: June 28, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Chul Gi Hong, Dong Kyu Kim, Dae Soo Kim
  • Patent number: 11362373
    Abstract: A method for regenerating a lithium secondary battery including a lithium resupply step in which a lithium resupply electrode is provided in the secondary battery, and the positive electrode is set as a counter electrode, and the lithium resupply electrode is set as a working electrode to charge lithium ions to the positive electrode through the lithium resupply electrode and a negative electrode discharging step in which, after the lithium ions are resupplied to the positive electrode through the lithium resupply step, the lithium resupply electrode is set as the counter electrode, and the negative electrode is set as the working electrode to completely discharge the negative electrode up to a discharge limit.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: June 14, 2022
    Inventors: Chul Gi Hong, Jae Hyun Lee, Seok Koo Kim, Dong Kyu Kim, Dae Soo Kim
  • Patent number: 11355787
    Abstract: A method for regenerating an end of life (EOL) cell which comprises an electrode assembly including a cathode, an anode, and a separator interposed between the cathode and the anode, wherein the EOL cell is left under a high temperature environment of 80° C. or higher for a predetermined time while pressure is applied thereto, whereby gas located within the electrode assembly is moved to the outer portion of the electrode assembly is provided. The method can regenerate an EOL cell in a simple and economical way without breaking or damaging the same, and furthermore can also be applied to a pack or module which is an extended unit of the cell. A pressuring jig is also provided.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: June 7, 2022
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Chul Gi Hong, Dae Soo Kim, Dong Kyu Kim, Jae Hyun Lee
  • Patent number: 11338699
    Abstract: An apparatus and method for determining electrode information of a battery including a positive electrode and a negative electrode, and a battery pack including the apparatus. The apparatus includes a sensing unit configured to measure a voltage and a current of the battery, and a processor. The processor generates a V-dQ/dV curve based on the voltage and the current of the battery. The V-dQ/dV curve indicates a relationship between V (the voltage of the battery) and dQ/dV (a ratio of an amount of change dQ of the remaining capacity to an amount of change dV of the voltage of the battery). The processor detects a plurality of feature points from the V-dQ/dV curve. The processor determines information associated with each of the first electrode and the second electrode as the electrode information based on the plurality of feature points.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: May 24, 2022
    Inventors: Yoon-Jung Bae, Dae-Soo Kim, Ji-Yeon Kim, Dong-Kyu Kim, Jae-Hyun Lee
  • Publication number: 20220156873
    Abstract: An image synthesis method includes inputting an original image and a watermark image into a synthesis model and obtaining a synthesized image output from the synthesis model. The original image and the watermark image are respectively processed in first and second sub-models of the synthesis model and then combined, and the concatenated result is processed in a third sub-model to generate the synthesized image.
    Type: Application
    Filed: January 31, 2022
    Publication date: May 19, 2022
    Inventors: Han Ul JANG, Dong Kyu KIM, Dong Yoon HAN, Sang Doo YUN, Choong Hyun SEO, In Woo RO
  • Publication number: 20220155420
    Abstract: a LiDAR device including a laser emitting unit configured to emit laser, a laser detecting unit configured to detect laser emitted from the laser emitting unit and a controller configured to operate the LiDAR device in a first operation mode and a second operation mode in which a power consumption per unit time is lower than a power consumption per unit time of the first operation mode.
    Type: Application
    Filed: November 16, 2021
    Publication date: May 19, 2022
    Inventors: Ji Seong JEONG, Chan M. Lim, Yong Yi LEE, Dong Kyu KIM, Jun Hwan JANG
  • Publication number: 20220155458
    Abstract: A LiDAR device including a emitting unit configured to emit a laser, a detecting unit configured to detect the laser, and a controller configured to control the emitting unit and the detecting unit, wherein the controller is configured to operate the LiDAR device at in at least a first operation mode or a second operation mode in which power consumption per unit time is lower than that of the first operation mode, and wherein the controller is configured to switch an operation mode of the LiDAR device from the first operation mode to the second operation mode when the controller receives a first trigger signal from a first device, and switch the operation mode of the LiDAR device from the second operation mode to the first operation mode when the controller receives a second trigger signal from the first device.
    Type: Application
    Filed: November 16, 2021
    Publication date: May 19, 2022
    Inventors: Ji Seong JEONG, Chan M Lim, Yong Yi LEE, Dong Kyu KIM, Jun Hwan JANG
  • Publication number: 20220146634
    Abstract: A LiDAR device comprising: a transmission module including a laser emitting array and a first lens assembly, wherein the laser emitting array is configured to emit a plurality of lasers at a first wavelength and wherein the first lens assembly is configured to steer the plurality of lasers at different angles within a first angle range; a reception module including a laser detecting array and a second lens assembly, wherein the laser detecting array includes at least two detectors for detecting at least a portion of the plurality of lasers and wherein the second lens assembly is configured to distribute the plurality of lasers to the at least two detectors; wherein the second lens assembly comprise: at least four lens layers including a first lens layer, a second lens layer, a third lens layer and a fourth lens layer; at least two gap layers including a first gap layer and a second gap layer; and a filter layer located in the first gap layer.
    Type: Application
    Filed: November 19, 2021
    Publication date: May 12, 2022
    Inventors: Dong Kyu KIM, Chan M LIM, Hoon Il JEONG
  • Patent number: 11279197
    Abstract: An air suspension system and a method of controlling the same. The air suspension system includes air springs, each having a first input port, the air springs adjusting heights of left and right front and rear wheels, a data collection unit configured to receive data regarding a vehicle state, a solenoid valve configured to control the flow of compressed air, a double-acting cylinder whose piston rod is moved to guide the flow of the compressed air in left and right directions, so that the compressed air is supplied to the air springs through the solenoid valves connected to left and right sides of the double-acting cylinder, a drive unit having a drive motor to move the piston rod, and a sub-control unit configured to set a driving position and driving acceleration, based on the vehicle state, and to operate the solenoid valve and the drive unit.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: March 22, 2022
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Dong Kyu Kim
  • Patent number: 11263075
    Abstract: Disclosed is a memory system and a method of operating the memory system. The memory system includes a semiconductor memory device configured to read data stored in a selected logical page among a plurality of logical pages by applying different read voltages to a selected word line corresponding to the plurality of logical pages. The memory system also includes a controller configured to perform an operation for detecting and correcting an error of the data whenever each of the read voltages is applied to the selected word line.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: March 1, 2022
    Assignee: SK hynix Inc.
    Inventors: Hee Youl Lee, Dong Kyu Kim
  • Patent number: 11258146
    Abstract: The present invention relates to a battery cell having an overcharge prevention member, and more particularly, to a battery cell including a protective member for preventing explosion due to the pressure caused by various factors inside the battery.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: February 22, 2022
    Inventors: Chul Gi Hong, Dong Kyu Kim
  • Patent number: 11204412
    Abstract: A LiDAR device comprising: a transmission module including a laser emitting array and a first lens assembly, wherein the laser emitting array is configured to emit a plurality of lasers at a first wavelength and wherein the first lens assembly is configured to steer the plurality of lasers at different angles within a first angle range; a reception module including a laser detecting array and a second lens assembly, wherein the laser detecting array includes at least two detectors for detecting at least a portion of the plurality of lasers and wherein the second lens assembly is configured to distribute the plurality of lasers to the at least two detectors; wherein the second lens assembly comprise: at least four lens layers including a first lens layer, a second lens layer, a third lens layer and a fourth lens layer; at least two gap layers including a first gap layer and a second gap layer; and a filter layer located in the first gap layer.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: December 21, 2021
    Assignee: SOS LAB Co., Ltd.
    Inventors: Dong Kyu Kim, Chan M Lim, Hoon Il Jeong
  • Patent number: 11201379
    Abstract: The secondary battery includes a body part provided in a pillar shape on an outer wall and including a passage, through which the electrolyte flows, therein, a pin switch extending in a longitudinal direction of the body part, wherein, when a pressure is applied to an end of the pin switch, the pin switch linearly moves toward the inside, and when the pressure is removed, the pin switch linearly moves toward the outside, a manipulation part to move in a direction that is parallel to the pin switch, a pressure apply part protruding from a central portion of the manipulation part to apply a pressure an end of the pin switch, and a switching part disposed on the other end of the pin switch to open and close the passage.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: December 14, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Jong Keon Yoon, Dae Soo Kim, Dong Kyu Kim
  • Patent number: 11193985
    Abstract: An apparatus for diagnosing a battery includes a sensing unit configured to measure a potential and a current of a battery, and a processor configured to estimate a capacity of the battery based on the current measured by the sensing unit, detect inflection points in potential-capacity data in which the potential and the estimated capacity are mapped with each other, estimate an electrode potential of each inflection point, calculate a potential difference between each estimated electrode potential and a reference electrode potential, diagnose a change of at least one of an active material area, a depth of charge and a depth of discharge of an electrode of the battery based on an increase or decrease pattern of the plurality of calculated potential differences, and determine a mode of the battery as a normal mode or a failure mode based on the diagnosis result.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: December 7, 2021
    Inventors: Yoon-Jung Bae, Dae-Soo Kim, Ji-Yeon Kim, Dong-Kyu Kim, Jae-Hyun Lee