Patents Assigned to Research Cooperation Foundation of Yeungnam University
  • Patent number: 10722834
    Abstract: The present application relates to a functional fiber for adsorbing heavy metal and a method for producing the same, and the functional fiber for adsorbing heavy metal of the present application may have a structure in which thiolated metal nanoparticles are attached to a porous fiber, thereby minimizing the pore clogging of the porous fiber to remarkably improve the adsorption capacity of heavy metal materials, may be prepared by applying the dry technology without liquid impregnation, thereby minimizing the pore clogging of the porous fiber and fundamentally blocking the process wastewater generation, and is easy to implement the roll-to-roll system, so that continuous production is possible and thus productivity may be improved.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: July 28, 2020
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventor: Jeong Hoon Byeon
  • Patent number: 10688425
    Abstract: The present application relates to a multifunctional filter medium and a method of manufacturing the same. The multifunctional filter medium of the present application is capable of significantly reducing fine dust, harmful microorganisms, and toxic gases and reducing a pressure decrease during filtration due to exclusion of high-density nanofiber, thereby minimizing energy required for filtration and exhibiting sufficient filtration performance as a single filter medium.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: June 23, 2020
    Assignee: Research Cooperation Foundation of Yeungnam University
    Inventor: Jeong Hoon Byeon
  • Publication number: 20200179686
    Abstract: Provided is a respiratory muscle strengthening device, in which an inhalation start signal is generated correspondingly at an inhalation start time when a patient inhales air or an exhalation start signal is generated correspondingly at an exhalation start time when the patient exhales air, an electric signal according to the inhalation start signal or the exhalation start signal is transmitted to an electric muscle stimulator via a communication unit, a muscle pad installed on respiratory muscles of the patient enables smooth breathing motion by stimulating the respiratory muscles based on a signal transmitted from the electric muscle stimulator, and a receptor pad is provided to the respiratory muscles such that an alarm of determining whether electric stimulation is normally applied via the state of the respiratory muscles detected through the receptor pad is output, thereby securing reliability of a device.
    Type: Application
    Filed: June 20, 2017
    Publication date: June 11, 2020
    Applicant: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Su Min SON, Eun Yong CHOI, Joon Ha LEE, So Young KWAK
  • Publication number: 20200163736
    Abstract: The present invention relates to an automatic tension measurer, comprising: a band lengthily formed in a longitudinal direction; a main body formed to allow the band to be guided thereinto such that one-side end portion of the band is fixed and the other-side end portion thereof is drawn to the outside; a marking part implemented in the main body, and formed so as to enable marking in the band at a specific position in response to the tension applied to the band; and a stopper formed in the main body, and stopping the band at a specific position.
    Type: Application
    Filed: November 14, 2017
    Publication date: May 28, 2020
    Applicants: JSR MEDICAL CO., LTD., RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Jae Hwang Kim, Min Ho Jung, Chang Young Chae
  • Patent number: 10626017
    Abstract: A method of synthesizing aluminum nitride, the method includes: preparing mixed powder containing 0.5 to 8 wt % of zinc powder, 0.01 to 2 wt % of magnesium powder, 0.01 to 1 wt % of silicon powder, 0.01 to 1 wt % of copper powder, and a balanced amount of aluminum powder; preparing a feedstock of the mixed powder blended and filled with thermoplastic organic binder, by pressured kneading the mixed powder and the thermoplastic organic binder; forming granules of the feedstock by crushing the feedstock or forming a molded body of the feedstock via a powder molding method; and debinding the granules or the molded body by heating under a nitrogen gas atmosphere, and then performing direct nitridation between aluminum and a nitrogen gas at a temperature higher than a debinding temperature.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: April 21, 2020
    Assignee: Research Cooperation Foundation of Yeungnam University
    Inventors: Kwan Hee Han, Ju Hyun Kim
  • Patent number: 10604487
    Abstract: The present invention relates to a pharmaceutical composition for preventing or treating inflammatory bowel disease, containing, as an active ingredient, a pyridinol derivative or a pharmaceutically acceptable salt thereof. A pyridinol derivative represented by chemical formula 1 or a pharmaceutically acceptable salt thereof has an excellent colitis inhibitory effect in an inflammatory bowel disease model, and thus can be useful as a medicine for preventing or treating inflammatory bowel disease.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: March 31, 2020
    Assignees: Research Cooperation Foundation of Yeungnam University, Industry-University Cooperation Foundation Hanyang University Erica Campus
    Inventors: Byeong-Seon Jeong, Jung-Ae Kim, Tae-gyu Nam
  • Patent number: 10581274
    Abstract: A home appliance is disclosed, including a first circuit unit including a converter configured to convert an Alternating Current (AC) power into a Direct Current (DC) power, a first coil, a first modulator/demodulator configured to wirelessly transmit the DC power generated by the converter using the first coil, and a first controller configured to control the first modulator/demodulator, and a second circuit including a second coil configured to receive a wireless power transmitted by the first circuit unit, a second modulator/demodulator configured to convert the wireless power received from the second coil, a rectifier configured to rectify an AC power generated by the second modulator/demodulator, and a second controller configured to control operation of the second modulator/demodulator, wherein the first modulator/demodulator and the second modulator/demodulator perform bidirectional time-division data communication.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: March 3, 2020
    Assignees: LG ELECTRONICS INC., RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Soongkeun Lee, Chungill Lee, Seonwook Park, Sungwoo Bae, Jaejung Yun, Jeongtae Kim, Younggeun Lee
  • Patent number: 10509111
    Abstract: A light detection and ranging (LIDAR) sensor device includes a transmitter that transmits a laser beam including laser beam identification information corresponding to each transmission direction while changing a transmission direction, a receiver that receives a reflected beam returning after the laser beam is reflected by an object, and a signal processor that identifies a transmission direction of a laser beam corresponding to the reflected beam based on laser beam identification information included in the received reflected beam.
    Type: Grant
    Filed: November 27, 2015
    Date of Patent: December 17, 2019
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Yongwan Park, Gunzung Kim
  • Patent number: 10432443
    Abstract: A plurality of candidate transmission signals which are modulated according to a discrete Fourier transform (DFT)-spread filter-bank multi-carrier (FBMC)/offset quadrature amplitude modulation (OQAM) scheme and are capable of achieving a single carrier effect are generated. A candidate transmission signal having the smallest peak to average power ratio (PAPR) is selected and transmitted, so that a PAPR performance can be effectively improved.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: October 1, 2019
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Kwonhue Choi, Dongjun Na
  • Patent number: 10298432
    Abstract: An apparatus and method for filter bank multi-carrier signal modulation with a low peak-to-average power ratio (PAPR) in a multiple antenna system are disclosed. According to embodiments of the present disclosure, in a multiple antenna transmission method, after a plurality of transmission candidate signals, which are modulated for each antenna using discrete Fourier transform (DFT) spread filter bank multi-carrier and offset quadrature amplitude modulation (FBMC/OQAM) techniques and are capable of obtaining a single carrier effect, are generated, a transmission candidate signal with a low PAPR can be selected and transmitted, and thus peak-to-average power ratio performance can be effectively improved, and interference between subcarriers can be eliminated by applying an Alamouti coding manner.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: May 21, 2019
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Kwonhue Choi, Dongjun Na
  • Publication number: 20190010053
    Abstract: A method of synthesizing aluminum nitride, the method includes: preparing mixed powder containing 0.5 to 8 wt % of zinc powder, 0.01 to 2 wt % of magnesium powder, 0.01 to 1 wt % of silicon powder, 0.01 to 1 wt % of copper powder, and a balanced amount of aluminum powder; preparing a feedstock of the mixed powder blended and filled with thermoplastic organic binder, by pressured kneading the mixed powder and the thermoplastic organic binder; forming granules of the feedstock by crushing the feedstock or forming a molded body of the feedstock via a powder molding method; and debinding the granules or the molded body by heating under a nitrogen gas atmosphere, and then performing direct nitridation between aluminum and a nitrogen gas at a temperature higher than a debinding temperature.
    Type: Application
    Filed: November 29, 2016
    Publication date: January 10, 2019
    Applicant: Research Cooperation Foundation of Yeungnam University
    Inventors: Kwan Hee HAN, Ju Hyun KIM
  • Patent number: 10129066
    Abstract: An Alamouti coding method includes mapping real number data symbols to a first subcarrier to an (N/2?1)th subcarrier, based on indices of the subcarriers, mapping the mapped real number data symbols and real number data symbols constituting an Alamouti coded symbol pair to an (N/2+1)th subcarrier to an (N?1)th subcarrier, in a frequency inversion scheme with reference to an (N/2)th subcarrier, adjusting a phase of each real number data symbol mapped to the first subcarrier to the (N/2?1)th subcarrier, by using a first phase adjustment value, based on indices of the mapped subcarriers and an index of a time interval, and adjusting a phase of each real number data symbol mapped to the (N/2+1)th subcarrier to the (N?1)th subcarrier, by using a conjugate value of a first phase adjustment value for a corresponding real number data symbol and the real data symbols constituting the Alamouti coded symbol pair.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: November 13, 2018
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventor: Kwonhue Choi
  • Publication number: 20180304373
    Abstract: A powder molding method of aluminum and aluminum alloy includes: preparing a feedstock by kneading aluminum powder, aluminum alloy powder, or aluminum composite powder containing a reinforcing material with a thermoplastic organic binder; molding the feedstock to a product having a complex shape via powder injection molding, compression molding, or extrusion molding; and then producing a high-density sintered body having relative density of at least 96% by performing debinding and sintering in a single heating process under an argon gas atmosphere.
    Type: Application
    Filed: October 20, 2016
    Publication date: October 25, 2018
    Applicant: Research Cooperation Foundation of Yeungnam University
    Inventors: Kwan Hee HAN, Han-Sol LEE
  • Patent number: 10009140
    Abstract: An information transmission system includes a first sensing device configured to transmit a cooperation request signal, receive a cooperation response signal corresponding to the cooperation request signal, generate a jamming signal on the basis of the cooperation response signal, and generate and transmit a transmission signal including sensor information; an information collection device configured to receive the transmission signal transmitted by the first sensing device; and at least one second sensing device provided near the first sensing device, and configured to receive the cooperation request signal and transmit the cooperation response signal corresponding to the cooperation request signal to the first sensing device. The cooperation response signal includes channel information between the at least one second sensing device and the information collection device, and a seed for a random signal generator shared between the first sensing device and the at least one second sensing device.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: June 26, 2018
    Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventor: Hee Jung Yu
  • Patent number: 9928967
    Abstract: Provided is a three-dimensional composite of nickel cobalt oxide/graphene on nickel foam as high-performance electrode materials for supercapacitors and a method for preparing the same, and the electrode comprising a three-dimensional nickel cobalt oxide/graphene on nickel foam exhibited an ultrahigh specific capacitance of 2,260 F/g at a current density of 1 A/g.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: March 27, 2018
    Assignee: Research Cooperation Foundation of Yeungnam University
    Inventors: Jae-Jin Shim, Van Hoa Nguyen
  • Patent number: 9899569
    Abstract: The present invention provides a patterned substrate for gallium nitride-based light emitting diode, comprising: a patterned substrate having patterns, wherein the plurality of patterns are circle type having diameters (d) and the distances between the centers of the patterns are pitches (p), and the cross sections of the patterns are extruded shapes and have heights (h), and wherein the value of [diameter (d)/pitch (p)] is larger than (2.6)/3, and equal or smaller than 3/3.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: February 20, 2018
    Assignee: Research Cooperation Foundation of Yeungnam University
    Inventors: Si Hyun Park, Hao Cui
  • Patent number: 9889139
    Abstract: Provided is a method of treating inflammatory bowel disease comprising administering a pharmaceutical composition comprising a 6-aminopyridin-3-ol compound or a pharmaceutically acceptable salt thereof as an active ingredient to a subject, which inhibits colitis in a model of inflammatory bowel disease, and accordingly, they may be suitable for use as a drug for the prevention or treatment of inflammatory bowel disease.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: February 13, 2018
    Assignee: Research Cooperation Foundation of Yeungnam University
    Inventors: Byeong Seon Jeong, Jung Ae Kim, Dong Guk Kim, You Ra Kang, Tae Gyu Nam
  • Patent number: 9802897
    Abstract: An amidopyridinol derivative or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition including the amidopyridinol derivative as an active component represented by Chemical Formula 1 or a pharmaceutically acceptable salt thereof have an antiangiogenic effect in a chorioallantoic membrane model, and thus are useful as an agent for preventing or treating diseases associated with angiogenesis, and also have a colitis-inhibitory effect in a model of inflammatory bowel diseases, and thus are useful as an agent for preventing or treating inflammatory bowel diseases. Upon inoculation of lung cancer cells in a chorioallantoic membrane model, the amidopyridinol derivative of Chemical Formula 1 or the pharmaceutically acceptable salt thereof inhibits angiogenesis and tumor growth that are caused by tumorigenesis, and also inhibits the activity of cathepsin S that plays an important role in metastasis and invasion of cancer, and thus is useful as an inhibitor of cancer growth and metastasis.
    Type: Grant
    Filed: April 21, 2014
    Date of Patent: October 31, 2017
    Assignee: Research Cooperation Foundation of Yeungnam University
    Inventors: Byeong Seon Jeong, Jung Ae Kim, Tae gyu Nam, Hyun Ji Lee, Dong Guk Kim, You Ra Kang, Jae Hui Been, You Jin Jin, Sushil Chandra Regmi, Jaya Gautam
  • Patent number: 9793845
    Abstract: Disclosed embodiments relate to apparatuses, methods, and systems for restarting an induction machine. In some embodiments, a method includes estimating a position of a rotor and a speed thereof in a position and speed estimation Operation, resetting a speed reference to correspond to the speed of the rotor in a speed reference resetting Operation, generating a control voltage corresponding to the speed reference to regulate a voltage magnitude using the control voltage in a voltage magnitude regulation Operation, and re-accelerating the induction machine up to a target speed after the regulation of the voltage magnitude in a re-acceleration Operation.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: October 17, 2017
    Assignees: LSIS CO., LTD., RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventors: Hak-Jun Lee, Anno Yoo, Se-Hwan Kim, Jul-Ki Seok
  • Publication number: 20170285014
    Abstract: Provided is a method for the detection of cyanide based on displacement of the glutathione ligand of glutathionylcobalamin by cyanide. The composition for detecting cyanide (CN?) including glutathionylcobalamin (GSCbl) and a buffer has specificity in which GSCbl does not react with other anions by nucleophilic substitution, but selectively reacts with only CN? by displacement. Further, the GSH bound to the Cbl reacts with CN? by nucleophilic substitution with high efficiency to enhance sensitivity, and cyanocobalamin (CNCbl), di-cyanocobalamin (diCNCbl) and glutathione (GSH) which are byproducts generated by nucleophilic substitution reaction of CN? may be qualitatively/quantitatively detected through spectrophotometric, naked eye, and fluorometric assays, respectively.
    Type: Application
    Filed: August 29, 2016
    Publication date: October 5, 2017
    Applicant: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITY
    Inventor: Ji-Hoe KIM