Patents by Inventor Ho Jung YUN

Ho Jung YUN 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: 20240047956
    Abstract: The present disclosure relates to a joint system of a power cable, in which pressure-resistance performance of a boundary area between a power cable and a joint box for connecting power cables is improved.
    Type: Application
    Filed: October 25, 2019
    Publication date: February 8, 2024
    Inventors: Byung Ha CHAE, Chae Hong KANG, Si Ho SON, Seung Myung CHOI, Ho Jung YUN, Kuniaki SAKAMOTO
  • Patent number: 11881692
    Abstract: The present disclosure relates to a power cable and an intermediate connection structure, for connection thereof, which is capable of preventing the concentration of stress on a soldered part, which is configured to join a metal sheath of the power cable and a metal sheath restoration layer of the intermediate connection structure while ensuring airtight or watertight sealing therebetween, preventing deformation of or damage to the soldered part due to stress applied thereto, and minimizing thermal history in the power cable during the formation of the soldered part.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: January 23, 2024
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Seung Woo Cho, Chae Hong Kang, Si Ho Son, Su Bong Lee, Wook Jin Lee, Young June Park, Ho Jung Yun
  • Publication number: 20230133613
    Abstract: The present disclosure relates to a power cable and an intermediate connection structure, for connection thereof, which is capable of preventing the concentration of stress on a soldered part, which is configured to join a metal sheath of the power cable and a metal sheath restoration layer of the intermediate connection structure while ensuring airtight or watertight sealing therebetween, preventing deformation of or damage to the soldered part due to stress applied thereto, and minimizing thermal history in the power cable during the formation of the soldered part.
    Type: Application
    Filed: February 19, 2020
    Publication date: May 4, 2023
    Inventors: Seung Woo CHO, Chae Hong KANG, Si Ho SON, Su Bong LEE, Wook Jin LEE, Young June PARK, Ho Jung YUN
  • Patent number: 11594349
    Abstract: The present disclosure relates to a power cable joint system capable of minimizing expansion, deformation or damage of a metal sheath restoration layer, which is formed of a material such as lead sheath, due to internal expansion due to heat generated in an intermediate connection part of the power cable joint system.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: February 28, 2023
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Byung Ha Chae, Chae Hong Kang, Si Ho Son, Seung Myung Choi, Myeong Seok Kang, Young June Park, Ho Jung Yun, Kuniaki Sakamoto
  • Patent number: 11476595
    Abstract: The present disclosure relates to an intermediate connection structure of a power cable, which is capable of reducing heating of a connecting part of conductors of a pair of power cables connected through a joint box, enhancing a connected state of the conductors, and minimizing a diameter of the conductor connection part.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: October 18, 2022
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Byung Ha Chae, Chae Hong Kang, Si Ho Son, Seung Myung Choi, Ho Jung Yun, Kuniaki Sakamoto
  • Patent number: 11422708
    Abstract: A memory interface may include: a transceiver module configured to exchange signals with a plurality of dies; and an input/output (I/O) rate controller configured to calculate per-signal-interval ratios of each of the dies by monitoring signals transmitted to, and received from, each of the dies, select a first die whose operating time is relatively slow and a second die whose operating time is relatively fast, among the plurality of dies, using the calculated per-signal-interval ratios, and provide the transceiver module with information for adjusting data interval ratios for each of the first and second dies.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: August 23, 2022
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Patent number: 11403045
    Abstract: In a memory controller for controlling an operation of a memory device, the memory controller includes a buffer memory and a buffer management circuit. The buffer memory includes an input buffer for storing input data received from a host and an output buffer for storing output data received from the memory device. The buffer management circuit changes capacities of the input buffer and the output buffer, based on a use state of at least one of the input buffer and the output buffer.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: August 2, 2022
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Patent number: 11321011
    Abstract: A memory controller for controlling an operation of a device may include a command queue, a command queue controller, and a command information storage. The command queue may store a plurality of commands. The command queue controller may control an operation of the command queue using a pop signal and a push signal. The command information storage may store command information corresponding to each of the commands stored in the command queue. The command queue controller may control the command queue by checking the commands stored in the command queue based on the command information and converting the checked commands based on a result of the checking.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: May 3, 2022
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Publication number: 20220130575
    Abstract: The present disclosure relates to a power cable joint system capable of minimizing expansion, deformation or damage of a metal sheath restoration layer, which is formed of a material such as lead sheath, due to internal expansion due to heat generated in an intermediate connection part of the power cable joint system.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 28, 2022
    Inventors: Byung Ha CHAE, Chae Hong KANG, Si Ho SON, Seung Myung CHOI, Myeong Seok KANG, Young June PARK, Ho Jung YUN, Kuniaki SAKAMOTO
  • Publication number: 20220006206
    Abstract: The present invention disclosure relates to an intermediate connection structure of a power cable, which is capable of reducing heating of a connecting part of conductors of a pair of power cables connected through a joint box, enhancing a connected state of the conductors, and minimizing a diameter of the conductor connection part.
    Type: Application
    Filed: October 25, 2019
    Publication date: January 6, 2022
    Inventors: Byung Ha CHAE, Chae Hong KANG, Si Ho SON, Seung Myung CHOI, Ho Jung YUN, Kuniaki SAKAMOTO
  • Publication number: 20210011668
    Abstract: In a memory controller for controlling an operation of a memory device, the memory controller includes a buffer memory and a buffer management circuit. The buffer memory includes an input buffer for storing input data received from a host and an output buffer for storing output data received from the memory device. The buffer management circuit changes capacities of the input buffer and the output buffer, based on a use state of at least one of the input buffer and the output buffer.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 14, 2021
    Inventor: Ho Jung YUN
  • Publication number: 20210004164
    Abstract: A memory interface may include: a transceiver module configured to exchange signals with a plurality of dies; and an input/output (I/O) rate controller configured to calculate per-signal-interval ratios of each of the dies by monitoring signals transmitted to, and received from, each of the dies, select a first die whose operating time is relatively slow and a second die whose operating time is relatively fast, among the plurality of dies, using the calculated per-signal-interval ratios, and provide the transceiver module with information for adjusting data interval ratios for each of the first and second dies.
    Type: Application
    Filed: November 20, 2019
    Publication date: January 7, 2021
    Inventor: Ho Jung YUN
  • Patent number: 10795614
    Abstract: In a memory controller for controlling an operation of a memory device, the memory controller includes a buffer memory and a buffer management circuit. The buffer memory includes an input buffer for storing input data received from a host and an output buffer for storing output data received from the memory device. The buffer management circuit changes capacities of the input buffer and the output buffer, based on a use state of at least one of the input buffer and the output buffer.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: October 6, 2020
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Patent number: 10692579
    Abstract: A memory controller controls an operation of a semiconductor memory device including a plurality of memory cells at a request of a host. The memory controller includes a data conversion unit. The data conversion unit converts first data from the host by comparing the first data with second data programmed previously.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: June 23, 2020
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Patent number: 10622045
    Abstract: Provided is a method of operating a controller to control an operation of a semiconductor memory device. The method includes: determining a minimum pass tapped delay of the semiconductor memory device based on a first offset; determining a maximum pass tapped delay of the semiconductor memory device based on a second offset; and determining a tapped delay of the semiconductor memory device based on the determined minimum pass tapped delay and the determined maximum pass tapped delay.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: April 14, 2020
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Publication number: 20200090717
    Abstract: Provided is a method of operating a controller to control an operation of a semiconductor memory device. The method includes: determining a minimum pass tapped delay of the semiconductor memory device based on a first offset; determining a maximum pass tapped delay of the semiconductor memory device based on a second offset; and determining a tapped delay of the semiconductor memory device based on the determined minimum pass tapped delay and the determined maximum pass tapped delay.
    Type: Application
    Filed: November 25, 2019
    Publication date: March 19, 2020
    Inventor: Ho Jung YUN
  • Patent number: 10535389
    Abstract: Provided is a method of operating a controller to control an operation of a semiconductor memory device. The method includes: determining a minimum pass tapped delay of the semiconductor memory device based on a first offset; determining a maximum pass tapped delay of the semiconductor memory device based on a second offset; and determining a tapped delay of the semiconductor memory device based on the determined minimum pass tapped delay and the determined maximum pass tapped delay.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: January 14, 2020
    Assignee: SK hynix Inc.
    Inventor: Ho Jung Yun
  • Publication number: 20190333556
    Abstract: Provided is a method of operating a controller to control an operation of a semiconductor memory device. The method includes: determining a minimum pass tapped delay of the semiconductor memory device based on a first offset; determining a maximum pass tapped delay of the semiconductor memory device based on a second offset; and determining a tapped delay of the semiconductor memory device based on the determined minimum pass tapped delay and the determined maximum pass tapped delay.
    Type: Application
    Filed: November 13, 2018
    Publication date: October 31, 2019
    Inventor: Ho Jung YUN
  • Patent number: 10445019
    Abstract: A memory system includes: a memory device comprising a plurality of memory dies in which command operations corresponding to a plurality of commands received from a host are performed; and a controller suitable for issuing RS (Read Status) commands to memory dies included in a first memory die group among the memory dies, issuing the RS commands to memory dies included in a second memory die group, checking whether the command operations are performed in the memory dies, through responses to the RS commands, and resetting an issue period of the RS commands in response to a change of the memory dies to which the RS commands are issued.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: October 15, 2019
    Assignee: SK hynix Inc.
    Inventors: Ho-Jung Yun, Dong-Yeob Chun
  • Publication number: 20190294369
    Abstract: A memory controller for controlling an operation of a device may include a command queue, a command queue controller, and a command information storage. The command queue may store a plurality of commands. The command queue controller may control an operation of the command queue using a pop signal and a push signal. The command information storage may store command information corresponding to each of the commands stored in the command queue. The command queue controller may control the command queue by checking the commands stored in the command queue based on the command information and converting the checked commands based on a result of the checking.
    Type: Application
    Filed: October 30, 2018
    Publication date: September 26, 2019
    Inventor: Ho Jung YUN