Patents by Inventor Hong Soo Choi

Hong Soo Choi 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: 20200246380
    Abstract: The present invention relates to a production method of a composition that can prevent, ameliorate, or treat autoimmune diseases including allergic diseases, and the composition produced by the method. In the method, the plasmacytoid dendritic cells with tolerogenic capacity may be induced from the immature dendritic cells at a high yield using a simple and easy process. The plasmacytoid dendritic cells can effectively prevent, ameliorate or treat the autoimmune diseases.
    Type: Application
    Filed: January 30, 2018
    Publication date: August 6, 2020
    Inventors: Sung Jae Shin, Wahn Soo Choi, Woo Sik Kim, Hyuk Soon Kim, Hong Min Kim
  • Publication number: 20200226294
    Abstract: Provided are a security processor for performing a remainder operation by using a random number and an operating method of the security processor. The security processor includes a random number generator configured to generate a first random number; a modular calculator configured to generate a first random operand based on first data and the first random number and generate output data through a remainder operation on the first random operand, wherein a result value of the remainder operation on the first input data is identical to a result value of the remainder operation on the first random operand.
    Type: Application
    Filed: August 9, 2019
    Publication date: July 16, 2020
    Inventors: JAE-HYEOK KIM, Jong-hoon Shin, Jl-su Kang, Hyun-Il Kim, Hye-soo Lee, Hong-mook Choi
  • Publication number: 20200209972
    Abstract: Provided is a tactile sensation recognition device according to an embodiment of the disclosure including: a receiver configured to receive tactile sensation information obtained by sensing a surface of an object through a tactile sensor; a preference determiner configured to determine whether a user prefers the received tactile sensation information, based on a user tactile function fuser(x); and a display displaying a user preference for the received tactile sensation information.
    Type: Application
    Filed: December 17, 2019
    Publication date: July 2, 2020
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Jae Eun JANG, Che ll Moon, Ji Woong Choi, Hong Soo Choi, Kyung Soo Kim, Dong Su Kim, Kwon Sik Shin, Min Kyung Sim, Do Young Lee, Sung Ho Lim
  • Publication number: 20200139364
    Abstract: Provided is a biomimetic chip device. The biomimetic chip device includes a body, a main channel arranged in the body and extending in one direction, a plurality of culture chambers spaced apart from each other on the main channel, a first reservoir arranged at one end of the main channel and storing a first fluid, and a second reservoir arranged at the other end of the main channel and storing the first fluid, wherein the body is tilted about a first axis perpendicular to the one direction to allow the first fluid to flow between the first reservoir and the second reservoir.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 7, 2020
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Jin Young Kim, Hong Soo Choi, Eun Hee Kim
  • Patent number: 10643816
    Abstract: The present invention provides an X-Ray emitting device that comprises a focusing electrode composed of a ceramic-based material, which can be manufactured by a simple process and is excellent in durability.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: May 5, 2020
    Assignee: aweXomeRay Co., Ltd.
    Inventors: Hong Soo Choi, Se Hoon Gihm, Keun Soo Jeong
  • Publication number: 20200110906
    Abstract: An encryption circuit includes a pipelined encryption core having a plurality of round cores therein. The pipelined encryption core is configured to perform a real round operation on each of a plurality of pieces of input data received therein and generate encryption data from the input data using an encryption operation comprising the real round operation. An encryption controller is provided, which is coupled to the pipelined encryption core. The encryption controller is configured to control the pipelined encryption core so that at least one of the plurality of round cores performs a virtual round operation as part of the encryption operation. The pipelined encryption core is configured to perform a virtual encryption operation using at least one of: (i) dummy data, and (ii) a dummy encryption key.
    Type: Application
    Filed: July 25, 2019
    Publication date: April 9, 2020
    Inventors: Hong-mook Choi, Jae-hyeok Kim, Ji-su Kang, Hyun-il Kim, Jong-hoon Shin, Hye-soo Lee
  • Publication number: 20200072980
    Abstract: A micro robot that is moveable in a body includes first quantum dots.
    Type: Application
    Filed: August 30, 2019
    Publication date: March 5, 2020
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hyun Ki Lee, Jin Young KIM, Sung Jun LIM, Hong Soo CHOI
  • Patent number: 10574029
    Abstract: A photonic crystal device includes a two-dimensional crystal including a gain medium and having a first photonic crystal resonator and a second photonic crystal resonator spaced apart from each other and a graphene layer disposed to cover a portion of the first photonic crystal resonator and not to cover the second photonic crystal resonator.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: February 25, 2020
    Assignee: Korea University Research and Business Foundation
    Inventors: Min-Soo Hwang, Hong-Gyu Park, Kyoung-Ho Kim, Jae-Hyuck Choi, Ha-Reem Kim, You-Shin No
  • Patent number: 10522849
    Abstract: The present invention relates to an electrochemical cell having a channel-type flow-electrode unit. The channel-type flow-electrode structure according to the present invention, which has at least two channel-type flow-electrode units, can significantly reduce manufacturing costs and installation space by reducing the number of parts while extending the electrode capacity to be suitable for large-scale plants for electricity generation, energy storage, desalination, etc. In addition, the channel-type flow-electrode structure can be applied not only to a capacitive flow-electrode device and/or a redox flow battery device, but also to all of the devices for electricity generation, energy storage, and desalination while moving ions or protons.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: December 31, 2019
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Dong-Kook Kim, Sung-Il Jeon, Ko-Yeon Choo, Younghyun Cho, Jeong-Gu Yeo, Jong-Soo Park, SeungCheol Yang, Ji Yeon Choi, Hong Ran Park, Ki Sook Lee, Young Jik Youn, Jung Hyun Lee, Hee-Yeon Kim
  • Publication number: 20190388495
    Abstract: The present invention relates to a production method of a composition that can prevent, ameliorate, or treat hypersensitivity immune diseases including allergic diseases, and the composition produced by the method. In the method, the plasmacytoid dendritic cells with tolerogenic capacity may be induced from the immature dendritic cells at a high yield using a simple and easy process. The plasmacytoid dendritic cells can effectively prevent, ameliorate or treat the hypersensitivity immune diseases.
    Type: Application
    Filed: January 30, 2018
    Publication date: December 26, 2019
    Inventors: Sung Jae Shin, Wahn Soo Choi, Woo Sik Kim, Hyuk Soon Kim, Hong Min Kim
  • Publication number: 20190359928
    Abstract: The present invention relates to a microrobot-based biomimetic system for delivering a drug or cell, organizing microorgans, and controlling fluid flow. The microrobot-based biomimetic system according to one aspect of the present invention comprises: a network for interconnecting microorgans constituting a biometric organ model; a microrobot for delivering a targeted drug or cell while moving in the network; and a magnetic field control unit for controlling an operation of the microrobot.
    Type: Application
    Filed: June 22, 2017
    Publication date: November 28, 2019
    Applicant: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hong Soo CHOI, Jin Young KIM, Seung Min LEE, Sang Won KIM
  • Patent number: 10485648
    Abstract: A mobile bio-scaffold controlled by a magnetic field is provided. A mobile bio-scaffold controlled by a magnetic field according to the present invention comprises a spherical body including a first ring, a second ring connected to the first ring that intersects the second ring, and a third ring connected to the first and second rings that intersect the third ring, with a plurality of openings being defined by the first to third rings. A magnetic layer is disposed on the spherical body. The spherical body rotates through interaction between the magnetic layer and a rotational magnetic field applied from an external source, thereby moving by rolling in a single direction.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: November 26, 2019
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hong Soo Choi, Sang Won Kim, Seung Min Lee
  • Publication number: 20190348418
    Abstract: Disclosed are a semiconductor device capable of reducing parasitic capacitance between adjacent conductive structures and a method for fabricating the same. The semiconductor device includes a plurality of bit line structures each comprising a first contact plug formed over a substrate and a bit line formed over the first contact plug. A spacer structure having air gaps is formed on sidewalls of the first contact plug and on sidewalls of the bit line. An plug isolation layer is formed between the plurality of bit line structures. The isolation layer includes an opening. A second contact plug is formed in the opening and a memory element is formed over the second contact plug.
    Type: Application
    Filed: July 24, 2019
    Publication date: November 14, 2019
    Inventors: Chang-Youn HWANG, Noh-Jung KWAK, Hong-Gu YI, Yun-Je CHOI, Se-Han KWON, Ki-Soo CHOI, Seung-Bum KIM, Do-Hyung KIM, Doo-Sung JUNG, Dae-Sik PARK
  • Patent number: 10411014
    Abstract: Disclosed are a semiconductor device capable of reducing parasitic capacitance between adjacent conductive structures and a method for fabricating the same. The semiconductor device includes a plurality of bit line structures each comprising a first contact plug formed over a substrate and a bit line formed over the first contact plug. A spacer structure having air gaps is formed on sidewalls of the first contact plug and on sidewalls of the bit line. An plug isolation layer is formed between the plurality of bit line structures. The isolation layer includes an opening. A second contact plug is formed in the opening and a memory element is formed over the second contact plug.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: September 10, 2019
    Assignee: SK hynix Inc.
    Inventors: Chang-Youn Hwang, Noh-Jung Kwak, Hong-Gu Yi, Yun-Je Choi, Se-Han Kwon, Ki-Soo Choi, Seung-Bum Kim, Do-Hyung Kim, Doo-Sung Jung, Dae-Sik Park
  • Patent number: 10396683
    Abstract: A Modular Multilevel Converter (MMC) includes multiple sub-modules connected in series with each other and a controller for controlling on/off switching of the sub-modules, in which the multiple sub-modules include N sub-modules that participate in the operation of the MMC and M redundant sub-modules for replacing at least one N sub-modules when the at least one N sub-modules fail, and the controller switches on a sub-module if a carrier signal assigned thereto is higher than a preset reference signal, and switches off the sub-module if the carrier signal assigned thereto is lower than the preset reference signal.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: August 27, 2019
    Assignee: HYOSUNG HEAVY INDSTRIES CORPORATION
    Inventors: Hong-Ju Jung, Jong-Yun Choi, June-Sung Kim, Jung-Soo Park, Doo-Young Lee
  • Patent number: 10348181
    Abstract: Provided is a power control apparatus for sub-modules in an MMC, which controls stable supply of power to sub-modules in MMC connected to an HVDC system and a STATCOM. The power control apparatus has at least one first resistor connected between P and N buses of MMC; a second resistor connected in series with the first resistor; a switch connected in series with the second resistor; a third resistor connected in parallel with the second resistor and the switch which are connected in series; a Zener diode connected in parallel with the third resistor; and a DC/DC converter connected between both ends of the Zener diode and configured to convert voltage across both ends of the Zener diode into low voltage, and supply the low voltage to the sub-modules, wherein a magnitude of current flowing through the Zener diode is controlled depending on ON/OFF switching of the switch.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: July 9, 2019
    Assignee: HYOSUNG HEAVY INDUSTRIES CORPORATION
    Inventors: June-Sung Kim, Hong-Ju Jung, Jung-Soo Park, Doo-Young Lee, Jong-Yun Choi
  • Patent number: 10260035
    Abstract: Provided is a cell stimulating system including an oscillator, in an ultrasound probe array type, including a plurality of ultrasound devices disposed in a matrix structure, the oscillator being produced using a micro electro mechanical system (MEMS), a plurality of cell containers configured to each contain a cell that is selectively stimulated by the ultrasound devices, the cell containers being disposed on a top of the oscillator to correspond to each of the ultrasound devices, and a device operator configured to operate an ultrasound device selected from among the ultrasound devices.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: April 16, 2019
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hong Soo Choi, Won Jun Lee, Joon Taek Jung
  • Patent number: 10188841
    Abstract: A capsule-type microrobot is provided. A capsule-type microrobot according to the present invention comprises a motor including a receptacle having an internal space, with one portion thereof being open, a body extending from the receptacle, and a magnetic layer disposed on an outer surface of the body. A cap is coupled to a predetermined portion of the receptacle to close the internal space such that contents are contained in the receptacle. The motor separates the cap therefrom by rotating with respect to the cap through an interaction between a rotating magnetic force applied from an external source and the magnetic layer, whereby the contents are discharged from the receptacle.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: January 29, 2019
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hong Soo Choi, Sang Won Kim, Seung Min Lee
  • Patent number: 10148162
    Abstract: Disclosed is a system for performing a control on a micro-robot using a transfer robot. The system includes a magnetic field control unit configured to control a movement of a micro-structure or a micro-robot within a working area according to an output magnetic field, a transfer robot connected to the magnetic field control unit to transfer the working area in space, and a control unit configured to receive position information about the micro-structure or micro-robot and position information about the transfer robot, and transmit a control signal based on the received position information.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: December 4, 2018
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hong Soo Choi, Seong Yong Woo, Sang Won Kim
  • Patent number: 9968411
    Abstract: Provided is a micro-robot which is integratedly or detachably coupled to one end of a catheter or a guidewire for performing a medical operation using the catheter. Steering and drilling are independently performed by using a catheter thinner in thickness than a related art catheter. The a micro-robot is smoothly inserted into a lesion part and removes a risk of injury and infection in an opening operation through precise steering.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: May 15, 2018
    Assignee: Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Hong Soo Choi, Sang Hun Jeon, Jeong Hun Lee, Seung Min Lee, Sang Won Kim