Patents by Inventor Dong-Keun Kim

Dong-Keun 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: 20230022393
    Abstract: A semiconductor apparatus may include a repair circuit configured to activate a redundant line of a cell array region by comparing repair information and address information. The semiconductor apparatus may include a main decoder configured to perform a normal access to the cell array region by decoding the address information. The address information may include both column information and row information.
    Type: Application
    Filed: October 5, 2022
    Publication date: January 26, 2023
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Publication number: 20230011582
    Abstract: A memory module includes a module substrate, a plurality of memory devices, a first power line, and a second power line. The memory devices are mounted on the module substrate. Each of the memory devices includes a power management member. The first power line may be arranged in the module substrate to provide each of the memory devices with power. The second power line may be electrically connected between the power management members of adjacent memory devices to control and share the power provided to the adjacent memory devices.
    Type: Application
    Filed: July 7, 2022
    Publication date: January 12, 2023
    Applicant: SK hynix Inc.
    Inventors: Dong Keun KIM, Min KANG, Dong Uc KO, Young Su OH, Hyun Ju YOON, Jun Hyun CHUN
  • Patent number: 11551780
    Abstract: A semiconductor apparatus may include a repair circuit configured to activate a redundant line of a cell array region by comparing repair information and address information. The semiconductor apparatus may include a main decoder configured to perform a normal access to the cell array region by decoding the address information. The address information may include both column information and row information.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: January 10, 2023
    Assignee: SK hynix Inc.
    Inventor: Dong Keun Kim
  • Publication number: 20220270673
    Abstract: A semiconductor apparatus includes a temperature detecting circuit and a temperature raising circuit. The temperature detecting circuit detects a temperature to generate temperature detection information. The temperature raising circuit generates heat through a toggling operation based on the temperature detection information.
    Type: Application
    Filed: July 1, 2021
    Publication date: August 25, 2022
    Applicant: SK hynix Inc.
    Inventors: Dong Keun KIM, Min KANG, Dong Uc KO, Young Su OH, Hyun Ju YOON, Jun Hyun CHUN
  • Publication number: 20220165325
    Abstract: There are provided a volatile memory device, and an operating method. The volatile memory device includes: a plurality of memory cells arranged in rows and columns and structured to store data; word lines; bit lines; a row decoder; a column decoder; and a control logic coupled to communicate with the row and column decoders and configured to, in an active period, provide the row decoder with a first command, and provide the column decoder with a second command, wherein the row decoder is further configured to: apply a first word line voltage higher than a ground voltage to a selected word line, from when the first command is provided; and for a duration over which the row decoder is activated, apply either a second word line voltage lower than the first word line voltage to the selected word line or no voltage to the selected word line.
    Type: Application
    Filed: June 2, 2021
    Publication date: May 26, 2022
    Inventors: Hyun Ju YOON, Min KANG, Dong Uc KO, Dong Keun KIM, Young Su OH, Jun Hyun CHUN
  • Publication number: 20220165329
    Abstract: A memory system is provided to include a storage device including memory cells for storing data, and a controller in communication with an external device and configured to control the storage device based on a request from the external device. The controller is configured to receive a request from the external device to perform a refresh operation of re-writing stored data in the memory cells, read data from the memory cells included in the storage device, set a refresh period based on a number of fail bits included in the read data and a temperature of the controller or the storage device, and perform the refresh operation of the storage device based on the refresh period.
    Type: Application
    Filed: June 7, 2021
    Publication date: May 26, 2022
    Inventors: Hyun Ju YOON, Min KANG, Dong Uc KO, Dong Keun KIM, Young Su OH, Jun Hyun CHUN
  • Publication number: 20210375359
    Abstract: A memory device may include a bank layer and a control circuit layer. The bank layer may be arranged on a semiconductor substrate. The bank layer may include a plurality of mats. Each of the mats may include a plurality of stacked decks. Each of the decks may include a plurality of memory cells. The control circuit layer may be arranged between the semiconductor substrate and the bank layer. The control circuit layer may include a plurality of control circuit regions corresponding to the mats, respectively. The stacked decks may include a plurality of stacked word lines and a plurality of stacked bit lines intersected with the stacked word lines. A word line decoder, for controlling the word lines, and a bit line decoder, for controlling the bit lines, may be alternately and repeatedly arranged in the control circuit layer.
    Type: Application
    Filed: August 13, 2021
    Publication date: December 2, 2021
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Publication number: 20210326696
    Abstract: Provided are a method and apparatus for forecasting power demand. The method of forecasting power demand includes forming weighted power demand data by assigning different weights to power demand data according to the frequency of the power demand data, and forming a power demand forecasting model by recurrent neural network (RNN)-based deep learning using the weighted power demand data. From the power demand forecasting model, a power demand forecasting value is extracted using a forecast target label or index information.
    Type: Application
    Filed: November 20, 2020
    Publication date: October 21, 2021
    Applicant: SANGMYUNG UNIVERSITY INDUSTRY-ACADEMY COOPERATION FOUNDATION
    Inventors: Dong Keun KIM, Eun Jeong CHOI, Soo Hwan CHO
  • Publication number: 20210304818
    Abstract: A semiconductor memory apparatus may include a memory bank, a global buffer array, and an input and output circuit. The memory bank includes a local data circuit, and the global buffer array includes a global data circuit. The local data circuit is operably coupled to the global data circuit. The global buffer array may be operably coupled to the input and output circuit. The memory bank is disposed in a core region, and the global buffer array and the input and output circuit may be disposed in a peripheral region separated from the core region.
    Type: Application
    Filed: June 10, 2021
    Publication date: September 30, 2021
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Patent number: 11094378
    Abstract: A resistance variable memory device may include a plurality of tiles in which memory cells are arranged. The first to third level of the word lines may be sequentially stacked on the plurality of tile regions with the decoding circuits along rows of the tile regions. A first level of the bit lines may be interposed between the first level of the word lines and the second level of the word lines. A first level of the bit lines may be extended along columns of the tile regions. The second level of the bit lines may be interposed between the second level of the word lines and the third level of the word lines. The second level of the bit lines may be extended along the columns of the tile regions. The first and third levels of the word lines at a selected row of a selected tile region among the tile regions and the second level of the bit lines at a selected column of the selected tile region may be controlled by a decoding circuit of the selected tile region.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: August 17, 2021
    Assignee: SK hynix Inc.
    Inventor: Dong Keun Kim
  • Patent number: 11062768
    Abstract: A semiconductor memory apparatus may include a memory bank, a global buffer array, and an input and output circuit. The memory bank includes a local data circuit, and the global buffer array includes a global data circuit. The local data circuit is operably coupled to the global data circuit. The global buffer array may be operably coupled to the input and output circuit. The memory bank is disposed in a core region, and the global buffer array and the input and output circuit may be disposed in a peripheral region separated from the core region.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: July 13, 2021
    Assignee: SK hynix Inc.
    Inventor: Dong Keun Kim
  • Patent number: 11062769
    Abstract: A resistance variable memory device may include a plurality of tiles in which memory cells are arranged. The first to third level of the word lines may be sequentially stacked on the plurality of tile regions with the decoding circuits along rows of the tile regions. A first level of the bit lines may be interposed between the first level of the word lines and the second level of the word lines. A first level of the bit lines may be extended along columns of the tile regions. The second level of the bit lines may be interposed between the second level of the word lines and the third level of the word lines. The second level of the bit lines may be extended along the columns of the tile regions. The first and third levels of the word lines at a selected row of a selected tile region among the tile regions and the second level of the bit lines at a selected column of the selected tile region may be controlled by a decoding circuit of the selected tile region.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: July 13, 2021
    Assignee: SK hynix Inc.
    Inventor: Dong Keun Kim
  • Publication number: 20210050056
    Abstract: A resistance variable memory device may include a plurality of tiles in which memory cells are arranged. The first to third level of the word lines may be sequentially stacked on the plurality of tile regions with the decoding circuits along rows of the tile regions. A first level of the bit lines may be interposed between the first level of the word lines and the second level of the word lines. A first level of the bit lines may be extended along columns of the tile regions. The second level of the bit lines may be interposed between the second level of the word lines and the third level of the word lines. The second level of the bit lines may be extended along the columns of the tile regions. The first and third levels of the word lines at a selected row of a selected tile region among the tile regions and the second level of the bit lines at a selected column of the selected tile region may be controlled by a decoding circuit of the selected tile region.
    Type: Application
    Filed: November 2, 2020
    Publication date: February 18, 2021
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Patent number: 10825515
    Abstract: A resistance variable memory device may include a plurality of tiles in which memory cells are arranged. The first to third level of the word lines may be sequentially stacked on the plurality of tile regions with the decoding circuits along rows of the tile regions. A first level of the bit lines may be interposed between the first level of the word lines and the second level of the word lines. A first level of the bit lines may be extended along columns of the tile regions. The second level of the bit lines may be interposed between the second level of the word lines and the third level of the word lines. The second level of the bit lines may be extended along the columns of the tile regions. The first and third levels of the word lines at a selected row of a selected tile region among the tile regions and the second level of the bit lines at a selected column of the selected tile region may be controlled by a decoding circuit of the selected tile region.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: November 3, 2020
    Assignee: SK hynix Inc.
    Inventor: Dong Keun Kim
  • Publication number: 20200327935
    Abstract: A resistance variable memory device may include a plurality of tiles in which memory cells are arranged. The first to third level of the word lines may be sequentially stacked on the plurality of tile regions with the decoding circuits along rows of the tile regions. A first level of the bit lines may be interposed between the first level of the word lines and the second level of the word lines. A first level of the bit lines may be extended along columns of the tile regions. The second level of the bit lines may be interposed between the second level of the word lines and the third level of the word lines. The second level of the bit lines may be extended along the columns of the tile regions. The first and third levels of the word lines at a selected row of a selected tile region among the tile regions and the second level of the bit lines at a selected column of the selected tile region may be controlled by a decoding circuit of the selected tile region.
    Type: Application
    Filed: September 25, 2019
    Publication date: October 15, 2020
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Publication number: 20200058350
    Abstract: A semiconductor memory apparatus may include a memory bank, a global buffer array, and an input and output circuit. The memory bank includes a local data circuit, and the global buffer array includes a global data circuit. The local data circuit is operably coupled to the global data circuit. The global buffer array may be operably coupled to the input and output circuit. The memory bank is disposed in a core region, and the global buffer array and the input and output circuit may be disposed in a peripheral region separated from the core region.
    Type: Application
    Filed: June 18, 2019
    Publication date: February 20, 2020
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Patent number: 10455687
    Abstract: A circuit board for a power supply, an electronic apparatus including the same, and an inductor device are provided. The circuit board includes a first pattern arranged on a first layer of the circuit board and including a first terminal coupled to a coil, a first layer region arranged on the first layer, the coil being disposed on the first layer region, and a second pattern arranged on a second layer of the circuit board, below the first layer. The second pattern includes a first blank region located below the first layer region, and has no conductive material arranged thereon.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-woong Cho, Dong-keun Kim, Sung-woo Kim, Hyeong-gwon Kim, Ji-hoon Park
  • Patent number: 10334708
    Abstract: Described is a smart lighting method and device. A smart lighting control method comprises the steps of: operating a smart bulb, which includes a control unit for controlling at least one lighting attribute among attributes of saturation, brightness, and color-temperature, and an LED lamp operated by the control unit; acquiring a current attribute of the LED lamp by using a smartwatch communicatably connected with the control unit; selecting an attribute to be controlled, through an interface panel of the smartwatch; obtaining a control attribute value for adjusting the lighting attribute, by using a rotation interface of the smartwatch; and transmitting the control attribute value from the smartwatch to the smart bulb and adjusting a lighting attribute of the smart bulb by using the transmitted control attribute value.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: June 25, 2019
    Assignee: SANGMYUNG UNIVERSITY INDUSTRY-ACADEMY COOPERATION FOUNDATION
    Inventors: Bo Ram Kim, Dong Keun Kim
  • Publication number: 20190189240
    Abstract: A semiconductor apparatus may include a repair circuit configured to activate a redundant line of a cell array region by comparing repair information and address information. The semiconductor apparatus may include a main decoder configured to perform a normal access to the cell array region by decoding the address information. The address information may include both column information and row information.
    Type: Application
    Filed: June 1, 2018
    Publication date: June 20, 2019
    Applicant: SK hynix Inc.
    Inventor: Dong Keun KIM
  • Patent number: 10210932
    Abstract: Provided are, among others, memory circuits or devices and their applications in electronic devices or systems and various implementations of an electronic device which includes a semiconductor memory unit including one or more column, a data line, and a data line bar connected with a column selected among the one or more columns. Each of the one or more columns may include a plurality of storage cells each configured to store 1-bit data, each storage cell including a first and a second variable resistance elements; a bit line connected to one end of the first variable resistance element; a bit line bar connected to one end of the second variable resistance element; a source line connected to the other ends of the first and second variable resistance elements; and a driving block configured to latch data of the data line and the data line bar.
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: February 19, 2019
    Assignee: SK hynix Inc.
    Inventor: Dong-Keun Kim