Patents by Inventor Sung Min Han
Sung Min Han 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).
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Patent number: 11658765Abstract: A device and method for anti jamming using a decoy signal are provided. The device may include a processor configured to allocate, in connection with a request for transmission of information, first frequency band to information signal including the information and allocate a second frequency band to the decoy signal including fake information associated with the information, and an outputter configured to output the decoy signal and the information signal at a predetermined time interval and output the information signal through the first frequency band after an attack on the second frequency band by the jammer that inspects the decoy signal is detected.Type: GrantFiled: January 25, 2017Date of Patent: May 23, 2023Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ji Woong Choi, Sung Min Han, Sung-Ho Lim, Chan Kuen Park, Kyung-Joon Park, Yongsoon Eun
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Publication number: 20230150573Abstract: A hydraulic auxiliary axle steering control system is provided. In detail, there is provided a hydraulic auxiliary axle steering control system that can perform quick, precise, and safe control by changing an auxiliary axle steering control angle in accordance with a vehicle speed to problems with instability of driving, wear of tires, and a turning radius when a vehicle is driven at a low speed.Type: ApplicationFiled: June 21, 2022Publication date: May 18, 2023Inventors: Sung Min HAN, Jung Woo SHIN, Chung Mok YOO, Ji Woong KIM, Min Seong KIM
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Patent number: 11637846Abstract: A method, performed by an observer node, of securing a network, includes: receiving a signal over the network; determining, based on a frequency characteristic of the received signal, which is determined according to a physical characteristic of a node, which transmits the received signal, a node, which has transmitted the received signal among a plurality of nodes included in the network; comparing a pre-learned signal pattern of the determined transmission node with a pattern of the received signal to determine whether the determined transmission node is a malicious node; and blocking the signal transmitted from the malicious node by determining that the transmission node is a malicious node.Type: GrantFiled: March 31, 2020Date of Patent: April 25, 2023Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ji Woong Choi, Eun Min Choi, Sung Min Han
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Patent number: 10897377Abstract: Provided is a bus network system including: a master node switch; and a plurality of slave node switches, wherein each of the plurality of slave node switches includes at least one band limit switch configured to transmit signals in a given band, and each of the plurality of slave node switches is configured to be physically on/off controlled.Type: GrantFiled: August 8, 2019Date of Patent: January 19, 2021Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ji Woong Choi, Sung Min Han, Kyu Min Kim, Eun Min Choi
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Publication number: 20200228564Abstract: A method, performed by an observer node, of securing a network, includes: receiving a signal over the network; determining, based on a frequency characteristic of the received signal, which is determined according to a physical characteristic of a node, which transmits the received signal, a node, which has transmitted the received signal among a plurality of nodes included in the network; comparing a pre-learned signal pattern of the determined transmission node with a pattern of the received signal to determine whether the determined transmission node is a malicious node; and blocking the signal transmitted from the malicious node by determining that the transmission node is a malicious node.Type: ApplicationFiled: March 31, 2020Publication date: July 16, 2020Applicant: Daegu Gyeongbuk Institute of Science and TechnologyInventors: Ji Woong Choi, Eun Min Choi, Sung Min Han
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Publication number: 20200059379Abstract: Provided is a bus network system including: a master node switch; and a plurality of slave node switches, wherein each of the plurality of slave node switches includes at least one band limit switch configured to transmit signals in a given band, and each of the plurality of slave node switches is configured to be physically on/off controlled.Type: ApplicationFiled: August 8, 2019Publication date: February 20, 2020Applicant: Daegu Gyeongbuk Institute of Science and TechnologyInventors: Ji Woong Choi, Sung Min Han, Kyu Min Kim, Eun Min Choi
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Publication number: 20170214486Abstract: A device and method for anti jamming using a decoy signal are provided. The device may include a processor configured to allocate, in connection with a request for transmission of information, first frequency band to information signal including the information and allocate a second frequency band to the decoy signal including fake information associated with the information, and an outputter configured to output the decoy signal and the information signal at a predetermined time interval and output the information signal through the first frequency band after an attack on the second frequency band by the jammer that inspects the decoy signal is detected.Type: ApplicationFiled: January 25, 2017Publication date: July 27, 2017Inventors: Ji Woong Choi, Sung Min Han, Sung-Ho Lim, Chan Kuen Park, Kyung-Joon Park, YongSoon Eun
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Patent number: 8676334Abstract: The present disclosure relates to peripheral nerve interface system and method for prosthetic hand control, which may measure, analyze and control efferent motor nerve signals and afferent sensory nerve signals by regenerating a peripheral nerve and control an artificial prosthetic hand by means of the measurement, analysis and control of the signals. For this, the peripheral nerve interface system according to an embodiment of the present disclosure includes: a nerve conduit connected to a terminal of a damaged peripheral nerve at a cut body portion; a prosthesis for substituting for the cut body portion; and a peripheral nerve interface unit electrically connected to the nerve conduit and the prosthesis to restore a function of the damaged peripheral nerve and control operations of the prosthesis by transmitting and receiving signals of the damaged peripheral nerve.Type: GrantFiled: November 14, 2012Date of Patent: March 18, 2014Assignee: Korea Institute of Science and TechnologyInventors: In Chan Youn, Kui Won Choi, Jun-Kyo Francis Suh, Kwang Meyung Kim, Jun Uk Chu, Sung Min Han, Kang Il Song, Heui Chang Lee, Jong Woong Park
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Publication number: 20130253606Abstract: The present disclosure relates to peripheral nerve interface system and method for prosthetic hand control, which may measure, analyze and control efferent motor nerve signals and afferent sensory nerve signals by regenerating a peripheral nerve and control an artificial prosthetic hand by means of the measurement, analysis and control of the signals. For this, the peripheral nerve interface system according to an embodiment of the present disclosure includes: a nerve conduit connected to a terminal of a damaged peripheral nerve at a cut body portion; a prosthesis for substituting for the cut body portion; and a peripheral nerve interface unit electrically connected to the nerve conduit and the prosthesis to restore a function of the damaged peripheral nerve and control operations of the prosthesis by transmitting and receiving signals of the damaged peripheral nerve.Type: ApplicationFiled: November 14, 2012Publication date: September 26, 2013Inventors: In Chan Youn, Kui Won Choi, Jun-Kyo Francis Suh, Kwang Meyung Kim, Jun Uk Chu, Sung Min Han, Kang Il Song, Heui Chang Lee, Jong Woong Park
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Publication number: 20110006950Abstract: Disclosed relates to a microstrip antenna, particularly, relates to a dual band microstrip antenna including two slots. The microstrip antenna includes a conductor plate having a first hole and a substrate having a microstrip patch where slots of two different sizes are positioned, the substrate being located on a top of the conductor plate.Type: ApplicationFiled: November 26, 2008Publication date: January 13, 2011Applicants: Electronics and Telecommunications Research Instit, Ajou University Industry-Academic Cooperation FounInventors: Ikmo Park, Byoungchul Kim, Sung Min Han, Joon Gyu Ryu, Dae Ig Chang, Ho Jin Lee
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Patent number: 7791431Abstract: Provided are a 3-port orthogonal mode transducer, and a receiver and receiving method using the same. The 3-port orthogonal mode transducer includes: a transmission port having a rectangular shape elongated in a horizontal direction and configured to transmit a Ka-band (30 GHz) vertical polarization signal; a first reception port having a rectangular shape inclined at about +45 degrees at a location being at about +45 degrees with respect to the transmission port and configured to receive a K-band (20 GHz) vertical or horizontal polarization signal phased-delayed about +45 degrees; and a second reception port having a rectangular shape inclined at about ?45 degrees at a location being at about ?45 degrees with respect to the transmission port and configured to receive a K-band (20 GHz) vertical or horizontal polarization signal phase-delayed about ?45 degrees.Type: GrantFiled: November 30, 2007Date of Patent: September 7, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Sung Min Han, Ho Kyom Kim, Joon Gyu Ryu, Young Wan Kim, Ki Seop Han
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Publication number: 20080129423Abstract: Provided are a 3-port orthogonal mode transducer, and a receiver and receiving method using the same. The 3-port orthogonal mode transducer includes: a transmission port having a rectangular shape elongated in a horizontal direction and configured to transmit a Ka-band (30 GHz) vertical polarization signal; a first reception port having a rectangular shape inclined at about +45 degrees at a location being at about +45 degrees with respect to the transmission port and configured to receive a K-band (20 GHz) vertical or horizontal polarization signal phased-delayed about +45 degrees; and a second reception port having a rectangular shape inclined at about ?45 degrees at a location being at about ?45 degrees with respect to the transmission port and configured to receive a K-band (20 GHz) vertical or horizontal polarization signal phase-delayed about ?45 degrees.Type: ApplicationFiled: November 30, 2007Publication date: June 5, 2008Applicant: Electronics and Telecommunications Research InstituteInventors: Sung Min HAN, Ho Kyom KIM, Joon Gyu RYU, Young Wan KIM, Ki Seop Han
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Patent number: D957277Type: GrantFiled: July 6, 2018Date of Patent: July 12, 2022Assignee: Olive Healthcare Inc.Inventors: Sung Ho Han, Sung Min Han, Yong Taik Son, A Ram Shin, Chul Ro Lee, A Lan Lee