Patents by Inventor Yong-Ju Kim

Yong-Ju 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: 20170272063
    Abstract: A delay circuit includes: a plurality of delay units that are serially coupled with each other in a form of loop and sequentially delay an input signal of the delay circuit; an input control unit that selects a delay unit to receive the input signal of the delay circuit among the plurality of the delay units; and an output control unit that controls an output signal of a predetermined delay unit among the plurality of the delay units to be outputted as an output signal of the delay circuit, when the output signal of the predetermined delay unit is enabled N times, where N is an integer equal to or greater than 0.
    Type: Application
    Filed: August 11, 2016
    Publication date: September 21, 2017
    Inventors: Sung-Eun LEE, Kyung-Hoon KIM, Myeong-Jae PARK, Woo-Yeol SHIN, Han-Kyu CHI, Yong-Ju KIM
  • Publication number: 20170220497
    Abstract: A system includes a central processing unit (CPU); main and auxiliary storage devices coupled to a plurality of memory ports; a memory bus suitable for coupling the CPU and the plurality of memory ports; and a memory controller suitable for, when the CPU calls data stored in the auxiliary storage device, controlling the called data to be transferred from the auxiliary storage device to the main storage device and stored in the main storage device.
    Type: Application
    Filed: June 21, 2016
    Publication date: August 3, 2017
    Inventors: Hyung-Gyun YANG, Yong-Ju KIM, Yong-Kee KWON, Hong-Sik KIM
  • Patent number: 9706018
    Abstract: A gateway apparatus includes a first network controller, a second network controller, and a time synchronization control unit. The first network controller has a first timer time-synchronized with nodes within a first network domain. The second network controller has a second timer time-synchronized with nodes within a second network domain. The time synchronization control unit includes a processor configured to store the observed times of the switching points of synchronized time slots within the first network domain, based on system time within the second network domain, and adjusts the rate of the second timer based on a comparison of a time difference between the successive observed times and a nominal length of the time slots.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: July 11, 2017
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Jae Wook Jeon, Jin Ho Kim, Bo Mu Cheon, Yong Ju Kim, Young Seo Lee
  • Publication number: 20170185352
    Abstract: A memory device may include one or more multi-channel memories and an interface unit suitable for interfacing the multi-channel memories. The interface unit may include a first data interface suitable for transferring data for the first channel of the multi-channel memories, a second data interface suitable for transferring data for the second channel of the multi-channel memories, and an extra data interface suitable for transferring data for a selected one of the first channel and the second channel so that the data is additionally transmitted.
    Type: Application
    Filed: May 6, 2016
    Publication date: June 29, 2017
    Inventors: Young-Ook SONG, Ki-Joong KIM, Jung-Hyun KWON, Yong-Ju KIM
  • Publication number: 20170153844
    Abstract: A memory system may include a first memory having a first operating speed, and a second memory having a second operating speed which is different from the first operating speed. A compression device may compress data of the first memory, and may transfer the compressed data to the second memory. The compression device may select a compression scheme among a plurality of compression schemes based on at least one characteristic of the data of the first memory and a data processing combination selected among a plurality of data processing combinations between a series of data processing units of the first memory and a series of data processing units of the second memory, and may compress the data of the first memory according to the selected compression scheme.
    Type: Application
    Filed: June 13, 2016
    Publication date: June 1, 2017
    Inventors: Yong-Kee KWON, Yong-Ju KIM, Hong-Sik KIM, Sang-Gu JO, Do-Sun HONG
  • Publication number: 20170123695
    Abstract: A semiconductor device includes: a first memory chip including a plurality of first memory regions; a temporary memory chip including a plurality of temporary memory regions; and a control chip suitable for accessing a first access target memory region among the plurality of first memory regions or a first temporary memory region among the plurality of temporary memory regions based on first access information and first temperature readout information corresponding to the plurality of first memory regions.
    Type: Application
    Filed: April 1, 2016
    Publication date: May 4, 2017
    Inventors: Young-Ook SONG, Yong-Kee KWON, Yong-Ju KIM
  • Patent number: 9627095
    Abstract: A memory system may include a memory module comprising a plurality of memory chips mounted therein each memory chip comprising a plurality of banks, the memory chips being simultaneously accessible based on the same command and address; and a memory controller suitable for mapping the banks of the memory chips to each other while rearranging an order of the banks of each of the memory chips based on repair information of the memory chips.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: April 18, 2017
    Assignee: SK Hynix Inc.
    Inventors: Jing-Zhe Xu, Yong-Ju Kim, Jung-Hyun Kwon, Sung-Eun Lee, Jae-Sun Lee
  • Publication number: 20170083264
    Abstract: A semiconductor system may include: a command queue suitable for storing a plurality of requests provided from a host according to rank and bank information of the requests; one or more determination units suitable for determining requests having a same row address in response to row address information of the requests stored in the command queue; an arbitration unit suitable for scheduling the plurality of requests according to internal priorities of the requests; a monitoring unit suitable for providing the rank information and row hit information of the plurality of requests outputted according to the scheduling result of the arbitration unit, to the arbitration unit; a command generation unit suitable for generating a plurality of commands corresponding to and in response to the plurality of requests outputted according to the scheduling result of the arbitration unit; and a semiconductor memory device suitable for performing an internal operation in response to the command, wherein the arbitration unit r
    Type: Application
    Filed: January 15, 2016
    Publication date: March 23, 2017
    Inventors: Kyung-Min LEE, Yong-Ju KIM
  • Publication number: 20170085466
    Abstract: A data transmission and reception system may include: a data transmission apparatus configured to generate N Tx signals having discrete levels using N binary data, and output the N Tx signals to N single-ended signal lines, respectively, where N is a natural number equal to or larger than 2; and a data reception apparatus configured to receive the N Tx signals transmitted in parallel through the single-ended signal lines, and restore the N binary data by comparing the received N Tx signals to each other.
    Type: Application
    Filed: August 24, 2016
    Publication date: March 23, 2017
    Inventors: Hong June PARK, Soo MIn LEE, Yong Ju KIM, Hae Kang JUNG
  • Patent number: 9595498
    Abstract: A semiconductor memory device includes a semiconductor circuit substrate having a chip pad forming region. A pair of data lines are formed on the semiconductor circuit substrate at one side of the chip pad region. The pair of data lines extend along a direction that the chip pad region of the semiconductor circuit substrate extends. The pair of data lines are arranged to be adjacent to each other and receive a pair of differential data signals. A power supply line is formed on the semiconductor circuit substrate at the other side of the chip pad region. The power supply line extends along the direction that the chip pad region of the semiconductor circuit substrate extends, and the power supply line receives power.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: March 14, 2017
    Assignee: SK HYNIX INC.
    Inventors: Chang Kun Park, Seong Hwi Song, Yong Ju Kim, Sung Woo Han, Hee Woong Song, Ic Su Oh, Hyung Soo Kim, Tae Jin Hwang, Hae Rang Choi, Ji Wang Lee, Jae Min Jang
  • Publication number: 20170052839
    Abstract: A memory system may include a memory module including a plurality of memory devices suitable for storing a data word containing multi-bit data, and a memory controller suitable for controlling a write operation and a read operation of the memory module and distributing and mapping the data word to the plurality of memory devices, wherein as a memory device has a higher error occurrence count among the memory devices, the controller maps higher-significant bits of the multi-bit data to the memory device.
    Type: Application
    Filed: December 29, 2015
    Publication date: February 23, 2017
    Inventors: Jong-Bum PARK, Yong-Kee KWON, Yong-Ju KIM
  • Publication number: 20170017400
    Abstract: An operation method of a memory device includes: receiving a computation command; receiving a first address corresponding to the computation command; reading first data from a first memory location designated by the first address; receiving a second address corresponding to the computation command; reading second data from a second memory location designated by the second address; and performing a computation operation corresponding to the computation command on the first and second data.
    Type: Application
    Filed: December 29, 2015
    Publication date: January 19, 2017
    Inventors: Yong-Kee KWON, Yong-Ju KIM, Hong-Sik KIM
  • Publication number: 20170017410
    Abstract: A memory controller includes: a write performance storage circuit suitable for storing write performance indexes of physical memory areas of a memory device, a write counting circuit suitable for counting a number of requests of a write operation on logical memory areas of the memory device, and a mapping circuit suitable for mapping a logical memory area, for which the number of requests of the write operation r may be relatively large, to a physical memory area with a better write performance index.
    Type: Application
    Filed: December 28, 2015
    Publication date: January 19, 2017
    Inventors: Jong-Bum Park, Yong-Kee Kwon, Yong-Ju Kim
  • Patent number: 9490853
    Abstract: A data transmitter may include a transmitter circuit and a calibration controller. The transmitter circuit is configured to be coupled to a receiver through a channel, and configured to provide an output signal to the channel based on an input signal and adjust an output impedance value according to a bias signal. The calibration controller is configured to adjust the bias signal by comparing the output signal of the transmitter circuit to a reference signal during a calibration operation.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: November 8, 2016
    Assignees: SK HYNIX INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Kang-Sub Kwak, Jong-Hyun Ra, Oh-Kyong Kwon, Hae-Rang Choi, Yong-Ju Kim
  • Patent number: 9487983
    Abstract: A detent hood hinge which includes a hinge bracket fixed to a vehicle body, and a hinge arm rotatably coupled to the hinge bracket at a first end, a hood being coupled to a second end of the hinge arm may include a detent bracket coupled to the hinge arm and having a slide hole perforated on one side, a sleeve pin mounted so as to protrude from the slide hole at one end and coupled to the detent bracket so as to be slidable along the slide hole, a spring configured to be elastically deformed in accordance with sliding of the sleeve pin, and a lock stopper fixed to the hinge bracket and formed with a seating groove.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: November 8, 2016
    Assignees: Hyundai Motor Company, Pyeong Hwa Automotive Co., Ltd.
    Inventors: Jae-Hoon Choi, Yong-Ju Kim
  • Publication number: 20160292090
    Abstract: A data processing system includes a plurality of peripheral devices in which device identification information and group identification information are stored, and a controller. The peripheral devices of the same species device group have the same group identification information, and peripheral devices from different peripheral device groups have different group identification information. The controller controls peripheral devices of the same species device group to perform the same operation.
    Type: Application
    Filed: May 29, 2015
    Publication date: October 6, 2016
    Inventors: Yong Ju KIM, Sang Gu JO, Jae Sun LEE
  • Publication number: 20160269169
    Abstract: A clock generation circuit includes a clock generation unit suitable for generating a first clock, a first inversion clock having an opposite phase to the first clock, a second clock having a different phase from the first clock, and a second inversion clock having an opposite phase to the second clock; and a reset control unit suitable for comparing the phases of the first and second clocks, and controlling the clock generation unit to disable for a time and then enable the second clock and the second inversion clock when the second clock leads the first clock.
    Type: Application
    Filed: July 7, 2015
    Publication date: September 15, 2016
    Inventors: Hae-Rang CHOI, Yong-Ju KIM, Dae-Han KWON, Shin-Deok KANG
  • Patent number: 9424894
    Abstract: A signal transfer circuit includes a signal input unit suitable for generating an input signal corresponding to a first voltage level and a second voltage level, a transfer control unit suitable for controlling a driving path of a transfer node in response to a control signal and selectively driving the transfer node to the second voltage level or a third voltage level, which is higher than the first voltage level, based on the driving path in response to the input signal, and an output control unit suitable for outputting an output signal by driving an output node based on a voltage level of the transfer node or maintaining a previous voltage level of the output node in response to the control signal.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: August 23, 2016
    Assignee: SK Hynix Inc.
    Inventors: Youk-Hee Kim, Yong-Ju Kim
  • Publication number: 20160226476
    Abstract: A duty cycle detection circuit includes a reset unit suitable for resetting a first capacitor and a second capacitor based on a reset signal, a first charging/discharging unit suitable for charging the first capacitor while a clock is in a first level and discharging the first capacitor while the clock is in a second level, a second charging/discharging unit suitable for charging the second capacitor while the clock is in the second level and discharging the second capacitor while the clock is in the first level, and a differential amplifier suitable for amplifying a voltage difference between the first capacitor and the second capacitor based on an amplification enable signal and generating a detection signal as a result of the amplification.
    Type: Application
    Filed: July 7, 2015
    Publication date: August 4, 2016
    Inventors: Hae-Rang CHOI, Dae-Han KWON, Yong-Ju KIM
  • Publication number: 20160215547
    Abstract: A detent hood hinge which includes a hinge bracket fixed to a vehicle body, and a hinge arm rotatably coupled to the hinge bracket at a first end, a hood being coupled to a second end of the hinge arm may include a detent bracket coupled to the hinge arm and having a slide hole perforated on one side, a sleeve pin mounted so as to protrude from the slide hole at one end and coupled to the detent bracket so as to be slidable along the slide hole, a spring configured to be elastically deformed in accordance with sliding of the sleeve pin, and a lock stopper fixed to the hinge bracket and formed with a seating groove.
    Type: Application
    Filed: August 28, 2015
    Publication date: July 28, 2016
    Applicants: Hyundai Motor Company, Pyeong Hwa Automotive Co., Ltd.
    Inventors: Jae-Hoon CHOI, Yong-Ju KIM