Patents by Inventor Suk-ki Kim

Suk-ki 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: 20230358823
    Abstract: A fan fault detection device includes: a plurality of sub-modules; and a master module to configured to determine faults of a plurality of fans, wherein each of the plurality of sub-modules includes: a first input terminal for receiving a detection signal indicating whether a corresponding fan is defective; a second input terminal; an output terminal; a switching circuit connected between the output terminal and a first power source for supplying a voltage signal corresponding to a state signal and, the switching circuit configured to switch an output of the state signal through the output terminal according to the detection signal; and a first signal transmission circuit connected between the first input terminal and the switching circuit, the first signal transmission circuit configured to transmit the detection signal to the switching circuit according to a signal received by the second input terminal.
    Type: Application
    Filed: July 19, 2023
    Publication date: November 9, 2023
    Inventors: Suk Ki KIM, Hyungho KIM, Jeonghyup KO
  • Patent number: 11789091
    Abstract: A fan fault detection device includes: a plurality of sub-modules; and a master module to configured to determine faults of a plurality of fans, wherein each of the plurality of sub-modules includes: a first input terminal for receiving a detection signal indicating whether a corresponding fan is defective; a second input terminal; an output terminal; a switching circuit connected between the output terminal and a first power source for supplying a voltage signal corresponding to a state signal and, the switching circuit configured to switch an output of the state signal through the output terminal according to the detection signal; and a first signal transmission circuit connected between the first input terminal and the switching circuit, the first signal transmission circuit configured to transmit the detection signal to the switching circuit according to a signal received by the second input terminal.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Suk Ki Kim, Hyungho Kim, Jeonghyup Ko
  • Patent number: 11411391
    Abstract: An energy storage system (ESS) protection system includes: a battery monitoring system (BMS) configured to transmit a protection signal when an internal state or an external state of a battery cell is abnormal; a power conversion system (PCS) connected to the BMS through a hard wire, and configured to receive the protection signal through the hard wire; and an energy management system (EMS) connected between the BMS and the PCS through a universal communication line, and configured to receive the protection signal from the BMS and transmit the protection signal to the PCS. The PCS may be configured to perform an ESS shutdown when the PCS receives the protection signal through the hard wire or the universal communication line.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: August 9, 2022
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae Hyung Jung, Suk Ki Kim, Dong Ki Hong
  • Publication number: 20210249852
    Abstract: An energy storage system (ESS) protection system includes: a battery monitoring system (BMS) configured to transmit a protection signal when an internal state or an external state of a battery cell is abnormal; a power conversion system (PCS) connected to the BMS through a hard wire, and configured to receive the protection signal through the hard wire; and an energy management system (EMS) connected between the BMS and the PCS through a universal communication line, and configured to receive the protection signal from the BMS and transmit the protection signal to the PCS. The PCS may be configured to perform an ESS shutdown when the PCS receives the protection signal through the hard wire or the universal communication line.
    Type: Application
    Filed: December 30, 2020
    Publication date: August 12, 2021
    Inventors: Jae Hyung JUNG, Suk Ki KIM, Dong Ki HONG
  • Publication number: 20210148995
    Abstract: A fan fault detection device includes: a plurality of sub-modules; and a master module to configured to determine faults of a plurality of fans, wherein each of the plurality of sub-modules includes: a first input terminal for receiving a detection signal indicating whether a corresponding fan is defective; a second input terminal; an output terminal; a switching circuit connected between the output terminal and a first power source for supplying a voltage signal corresponding to a state signal and, the switching circuit configured to switch an output of the state signal through the output terminal according to the detection signal; and a first signal transmission circuit connected between the first input terminal and the switching circuit, the first signal transmission circuit configured to transmit the detection signal to the switching circuit according to a signal received by the second input terminal.
    Type: Application
    Filed: November 13, 2020
    Publication date: May 20, 2021
    Inventors: Suk Ki Kim, Hyungho Kim, Jeonghyup Ko
  • Patent number: 9691818
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The 3D semiconductor device includes a semiconductor substrate, an active line formed on the insulating layer, including a source region, a drain region and a channel region positioned between the source region and the drain region, a gate electrode located on a portion of the active line, corresponding to a region between the source region and the drain region, and extending to a direction substantially perpendicular to the active line, and a line-shaped common source node formed to be electrically coupled to the source region and extending substantially in parallel to the gate electrode in a space between gate electrodes. The source region and the drain region of the active line are formed of a first material and the channel region of the active line is formed of a second material being different from the first material.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: June 27, 2017
    Assignee: SK Hynix Inc.
    Inventor: Suk Ki Kim
  • Patent number: 9614512
    Abstract: A gate driver and a method of driving the same are disclosed. In one aspect, the gate driver includes a switching device, a pulse generator configured to generate a pulse signal. The gate driver also includes a pulse transformer configured to generate a gate voltage based on the pulse signal and apply the gate voltage to the switching device. The pulse generator is further configured to control the switching device by modifying a frequency of the pulse signal.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: April 4, 2017
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Suk-Ki Kim, Kyu-Sung Cho, Jung-Pil Park
  • Patent number: 9490339
    Abstract: A semiconductor device forms a salicide layer to surround an upper surface and a circumference of a lateral surface of a pillar. A contact area between the pillar and a lower electrode may be increased to reduce a contact resistance.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: November 8, 2016
    Assignee: SK Hynix Inc.
    Inventors: Suk Ki Kim, Kang Sik Choi
  • Patent number: 9425283
    Abstract: A semiconductor device forms a salicide layer to surround an upper surface and a circumference of a lateral surface of a pillar. A contact area between the pillar and a lower electrode may be increased to reduce a contact resistance.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: August 23, 2016
    Assignee: SK Hynix Inc.
    Inventors: Suk Ki Kim, Kang Sik Choi
  • Publication number: 20160173068
    Abstract: A gate driver and a method of driving the same are disclosed. In one aspect, the gate driver includes a switching device, a pulse generator configured to generate a pulse signal. The gate driver also includes a pulse transformer configured to generate a gate voltage based on the pulse signal and apply the gate voltage to the switching device. The pulse generator is further configured to control the switching device by modifying a frequency of the pulse signal.
    Type: Application
    Filed: September 25, 2015
    Publication date: June 16, 2016
    Inventors: Suk-Ki KIM, Kyu-Sung CHO, Jung-Pil PARK
  • Patent number: 9305975
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The method includes forming a first semiconductor layer including a common source node on a semiconductor substrate, forming a transistor region on the first semiconductor layer, wherein the transistor region includes a horizontal channel region substantially parallel to a surface of the semiconductor substrate, and source and drain regions branched from the horizontal channel region to a direction substantially perpendicular to the surface of the semiconductor substrate, processing the first semiconductor layer to locate the common source node corresponding to the source region, forming a gate in a space between the source region and the drain region, forming heating electrodes on the source region and the drain region, and forming resistance variable material layers on the exposed heating electrodes.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: April 5, 2016
    Assignee: SK Hynix Inc.
    Inventor: Suk Ki Kim
  • Publication number: 20150372057
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The 3D semiconductor device includes a semiconductor substrate, an active line formed on the insulating layer, including a source region, a drain region and a channel region positioned between the source region and the drain region, a gate electrode located on a portion of the active line, corresponding to a region between the source region and the drain region, and extending to a direction substantially perpendicular to the active line, and a line-shaped common source node formed to be electrically coupled to the source region and extending substantially in parallel to the gate electrode in a space between gate electrodes. The source region and the drain region of the active line are formed of a first material and the channel region of the active line is formed of a second material being different from the first material.
    Type: Application
    Filed: August 28, 2015
    Publication date: December 24, 2015
    Inventor: Suk Ki KIM
  • Publication number: 20150340463
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The 3D semiconductor device includes a semiconductor substrate, an insulating layer formed on the semiconductor substrate, an active line including a source region and a drain region formed on the insulating layer, a gate electrode located on a portion of the active line, corresponding to a region between the source region and the drain region, and extending to a direction substantially perpendicular to the active line, and a line-shaped common source node formed to be electrically coupled to the source region and extending substantially in parallel to the gate electrode in a space between gate electrodes.
    Type: Application
    Filed: July 30, 2015
    Publication date: November 26, 2015
    Inventor: Suk Ki KIM
  • Patent number: 9159770
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The method includes forming a first semiconductor layer including a common source node on a semiconductor substrate, forming a transistor region on the first semiconductor layer, wherein the transistor region includes a horizontal channel region substantially parallel to a surface of the semiconductor substrate, and source and drain regions branched from the horizontal channel region to a direction substantially perpendicular to the surface of the semiconductor substrate, processing the first semiconductor layer to locate the common source node corresponding to the source region, forming a gate in a space between the source region and the drain region, forming heating electrodes on the source region and the drain region, and forming resistance variable material layers on the exposed heating electrodes.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: October 13, 2015
    Assignee: SK Hynix Inc.
    Inventor: Suk Ki Kim
  • Patent number: 9129984
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The 3D semiconductor device includes a semiconductor substrate, an insulating layer formed on the semiconductor substrate, an active line including a source region and a drain region formed on the insulating layer, a gate electrode located on a portion of the active line, corresponding to a region between the source region and the drain region, and extending to a direction substantially perpendicular to the active line, and a line-shaped common source node formed to be electrically coupled to the source region and extending substantially in parallel to the gate electrode in a space between gate electrodes.
    Type: Grant
    Filed: November 7, 2013
    Date of Patent: September 8, 2015
    Assignee: SK Hynix Inc.
    Inventor: Suk Ki Kim
  • Publication number: 20150228751
    Abstract: A semiconductor device forms a salicide layer to surround an upper surface and a circumference of a lateral surface of a pillar. A contact area between the pillar and a lower electrode may be increased to reduce a contact resistance.
    Type: Application
    Filed: April 23, 2015
    Publication date: August 13, 2015
    Inventors: Suk Ki KIM, Kang Sik CHOI
  • Publication number: 20150228750
    Abstract: A semiconductor device forms a salicide layer to surround an upper surface and a circumference of a lateral surface of a pillar. A contact area between the pillar and a lower electrode may be increased to reduce a contact resistance.
    Type: Application
    Filed: April 23, 2015
    Publication date: August 13, 2015
    Inventors: Suk Ki KIM, Kang Sik CHOI
  • Patent number: 9040376
    Abstract: A semiconductor device forms a salicide layer to surround an upper surface and a circumference of a lateral surface of a pillar. A contact area between the pillar and a lower electrode may be increased to reduce a contact resistance.
    Type: Grant
    Filed: October 2, 2013
    Date of Patent: May 26, 2015
    Assignee: SK Hynix Inc.
    Inventors: Suk Ki Kim, Kang Sik Choi
  • Publication number: 20150129828
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The method includes forming a first semiconductor layer including a common source node on a semiconductor substrate, forming a transistor region on the first semiconductor layer, wherein the transistor region includes a horizontal channel region substantially parallel to a surface of the semiconductor substrate, and source and drain regions branched from the horizontal channel region to a direction substantially perpendicular to the surface of the semiconductor substrate, processing the first semiconductor layer to locate the common source node corresponding to the source region, forming a gate in a space between the source region and the drain region, forming heating electrodes on the source region and the drain region, and forming resistance variable material layers on the exposed heating electrodes.
    Type: Application
    Filed: December 1, 2014
    Publication date: May 14, 2015
    Inventor: Suk Ki KIM
  • Publication number: 20150087111
    Abstract: A 3D semiconductor device and a method of manufacturing the same are provided. The method includes forming a first semiconductor layer including a common source node on a semiconductor substrate, forming a transistor region on the first semiconductor layer, wherein the transistor region includes a horizontal channel region substantially parallel to a surface of the semiconductor substrate, and source and drain regions branched from the horizontal channel region to a direction substantially perpendicular to the surface of the semiconductor substrate, processing the first semiconductor layer to locate the common source node corresponding to the source region, forming a gate in a space between the source region and the drain region, forming heating electrodes on the source region and the drain region, and forming resistance variable material layers on the exposed heating electrodes.
    Type: Application
    Filed: November 28, 2014
    Publication date: March 26, 2015
    Inventor: Suk Ki KIM