Patents by Inventor Ki Ryu

Ki Ryu 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).

  • Patent number: 12293573
    Abstract: The present invention relates to an apparatus and method for generating learning data for an artificial intelligence model, which generate learning data for learning of an artificial intelligence model that detects anomalies of a plant facility, and the apparatus and method collect at least one among structured data and unstructured data, and generate a learning data set for learning of an artificial intelligence model that predicts and diagnoses anomalies of a plant facility using at least one among the structured data and the unstructured data.
    Type: Grant
    Filed: November 22, 2022
    Date of Patent: May 6, 2025
    Assignee: KOREA INSTITUTE of CIVIL ENGINEERING and BUILDING TECHNOLOGY
    Inventors: Seung Ki Ryu, Yeo Hwan Yoon, Young Seok Kim
  • Patent number: 11927778
    Abstract: The present invention relates to a variable light transmittance element including a variable light transmittance structure, wherein the variable light transmittance structure includes: a first electrode; a variable light transmittance layer made of a transparent semiconductor material in which metal nanoparticles are dispersed, and electrically connected to the first electrode; a second electrode; and an insulating layer interposed between the variable light transmittance layer and the second electrode, and also relates to a color filter for a display device and smart window including the same.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: March 12, 2024
    Assignee: RMK INC.
    Inventor: Min Ki Ryu
  • Publication number: 20230042988
    Abstract: A vertical-structure field-effect transistor comprises: a gate electrode, which is formed on a substrate and has a horizontal plane extending in the planar direction and a vertical plane extending in the height direction; a gate insulating layer for covering the gate electrode; a vertical channel which is formed on the gate insulating layer and has a channel formed in the height direction; a source electrode formed to make contact with one end of the vertical channel; and a drain electrode formed to make contact with the other end of the vertical channel and formed at a height level different from that of the source electrode, wherein channel on/off of the vertical channel is controlled by means of an electric field formed from the vertical plane of the gate electrode to the vertical channel, and the source electrode and/or the drain electrode can be non-overlapping on the gate electrode in the height direction of the gate electrode.
    Type: Application
    Filed: October 12, 2022
    Publication date: February 9, 2023
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, SEJONG CAMPUS
    Inventors: Mon Pyo HONG, Min Ki RYU
  • Publication number: 20220098088
    Abstract: The present disclosure relates to a low temperature-calcined lead-free glass frit and paste, and a vacuum glass assembly using the same. The glass frit has a novel component system, in which phosphorus pentoxide (P2O5), vanadium pentoxide (V2O5), tellurium dioxide (TeO2), copper oxide (CuO), barium oxide (BaO), zinc oxide (ZnO), bismuth oxide (Bi2O3), and silver oxide (Ag2O) are included at a unique composition ratio according to the disclosure, and replaces a lead-based glass composition of the related art, is calcined at low temperature, includes no inorganic filter or include a minimum amount of an inorganic filler, has a coefficient of thermal expansion matching a coefficient of thermal expansion of a glass base material to prevent a separation or damage, and ensures excellent durability.
    Type: Application
    Filed: February 7, 2019
    Publication date: March 31, 2022
    Inventors: Wongyu CHOI, Young Seok KIM, Bong-Ki RYU, Jae-Young SHIN, Dae-Geol JEONG
  • Publication number: 20220026606
    Abstract: The present invention relates to a variable light transmittance element including a variable light transmittance structure, wherein the variable light transmittance structure includes: a first electrode; a variable light transmittance layer made of a transparent semiconductor material in which metal nanoparticles are dispersed, and electrically connected to the first electrode; a second electrode; and an insulating layer interposed between the variable light transmittance layer and the second electrode, and also relates to a color filter for a display device and smart window including the same.
    Type: Application
    Filed: November 15, 2019
    Publication date: January 27, 2022
    Inventor: Min Ki RYU
  • Patent number: 10789473
    Abstract: An augmented reality (AR) service clustering a plurality of markers for mapping an AR object by a device into at least one group and determining a representative marker of the clustered group, and preferentially searching for markers included in a cluster of the representative marker when a scene recognized by the device corresponds to the representative marker, is provided. An AR service generating an AR object based on data received from a user while a scene recognized by a device is displayed on a screen of the device and determining the recognized scene as a marker of the AR object is also provided. An AR service clustering a previously obtained plurality of pieces of content based on a predetermined reference and generating an AR object based on the plurality of clustered pieces of content is further provided.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: September 29, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Han-sub Jung, Sun-ho Moon, Seong-ki Ryu, Dong-hyun Han
  • Patent number: 10719720
    Abstract: Provided is an artificial intelligence system for providing road risk information and a method thereof. The system for providing road risk information includes: an information collection unit for receiving various road state information acquired from a vehicle device; an information processing unit for performing image processing on the collected road state information, and converting a result of the image processing into a predefined grayscale image; an information learning unit for learning the converted predefined grayscale image on the basis of a predetermined learning model based on deep learning, and recognizing the road risk information on the basis of a result of the learning; and an information classification unit for classifying the road risk information from the road state information on the basis of a result of the recognition, and detecting road surface defects on the basis of a result of the classification.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: July 21, 2020
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventor: Seung Ki Ryu
  • Publication number: 20200158205
    Abstract: A damper for an engine mounted with a motor includes a first rotating body directly connected with an end portion of a crankshaft, a rotor constituting the motor and being integrally mounted at the first rotating body, a second rotating body installed at an inner side of the first rotating body to be rotatable relative to the first rotating body, and a first damper spring, a second damper spring and a third damper spring installed to be elastically deformed along a circumference direction between the first rotating body and the second rotating body. The first damper spring, the second damper spring and the third damper spring are all disposed within the length along the axial direction of the motor.
    Type: Application
    Filed: February 20, 2019
    Publication date: May 21, 2020
    Inventors: Jong Won Lee, Kyoung Pyo Ha, Min Ki Ryu
  • Publication number: 20190188501
    Abstract: Provided is an artificial intelligence system for providing road risk information and a method thereof. The system for providing road risk information includes: an information collection unit for receiving various road state information acquired from a vehicle device; an information processing unit for performing image processing on the collected road state information, and converting a result of the image processing into a predefined grayscale image; an information learning unit for learning the converted predefined grayscale image on the basis of a predetermined learning model based on deep learning, and recognizing the road risk information on the basis of a result of the learning; and an information classification unit for classifying the road risk information from the road state information on the basis of a result of the recognition, and detecting road surface defects on the basis of a result of the classification.
    Type: Application
    Filed: November 2, 2018
    Publication date: June 20, 2019
    Inventor: Seung Ki Ryu
  • Publication number: 20190095712
    Abstract: An augmented reality (AR) service clustering a plurality of markers for mapping an AR object by a device into at least one group and determining a representative marker of the clustered group, and preferentially searching for markers included in a cluster of the representative marker when a scene recognized by the device corresponds to the representative marker, is provided. An AR service generating an AR object based on data received from a user while a scene recognized by a device is displayed on a screen of the device and determining the recognized scene as a marker of the AR object is also provided. An AR service clustering a previously obtained plurality of pieces of content based on a predetermined reference and generating an AR object based on the plurality of clustered pieces of content is further provided.
    Type: Application
    Filed: September 21, 2018
    Publication date: March 28, 2019
    Inventors: Han-sub JUNG, Sun-ho MOON, Seong-ki RYU, Dong-hyun HAN
  • Patent number: 9930703
    Abstract: An electronic device, an operating method thereof, and a recording medium are provided. The electronic device includes a housing, a location sensor that is disposed within the housing and obtains location information about the electronic device, a biometric sensor that is disposed within the housing and obtains health information about a user of the electronic device, and a processor which is disposed within the housing, and is connected with the location sensor and the biometric sensor, wherein when a change to an emergency mode is detected, the processor controls to transmit the location information and the health information to a predesignated first external electronic device in response to the emergency mode.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: March 27, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Wook Lee, Ju-Yeon Seo, Seong-Ki Ryu, Jae-Seok Joo
  • Patent number: 9628079
    Abstract: A level shifter circuit a first transistor connected between a power source terminal of the level shifter circuit and an output terminal of the level shifter circuit, the first transistor being configured to transmit, in response to a first signal and a second signal, a power source voltage applied from the power source terminal to the output terminal, the first signal being received from an input terminal of the level shifter circuit through a first gate of the first transistor, the second signal being received through a second gate of the first transistor, and a second transistor connected between a ground terminal of the level shifter circuit and the output terminal, the second transistor being configured to transmit a ground voltage from the ground terminal to the output terminal in response to a gate signal received through a gate of the second transistor.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: April 18, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae-Eun Pi, Chunwon Byun, OhSang Kwon, Eunsuk Park, Min Ki Ryu, Chi-Sun Hwang
  • Publication number: 20160330770
    Abstract: An electronic device, an operating method thereof, and a recording medium are provided. The electronic device includes a housing, a location sensor that is disposed within the housing and obtains location information about the electronic device, a biometric sensor that is disposed within the housing and obtains health information about a user of the electronic device, and a processor which is disposed within the housing, and is connected with the location sensor and the biometric sensor, wherein when a change to an emergency mode is detected, the processor controls to transmit the location information and the health information to a predesignated first external electronic device in response to the emergency mode.
    Type: Application
    Filed: May 4, 2016
    Publication date: November 10, 2016
    Inventors: Jae-Wook LEE, Ju-Yeon SEO, Seong-Ki RYU, Jae-Seok JOO
  • Publication number: 20160248426
    Abstract: A level shifter circuit a first transistor connected between a power source terminal of the level shifter circuit and an output terminal of the level shifter circuit, the first transistor being configured to transmit, in response to a first signal and a second signal, a power source voltage applied from the power source terminal to the output terminal, the first signal being received from an input terminal of the level shifter circuit through a first gate of the first transistor, the second signal being received through a second gate of the first transistor, and a second transistor connected between a ground terminal of the level shifter circuit and the output terminal, the second transistor being configured to transmit a ground voltage from the ground terminal to the output terminal in response to a gate signal received through a gate of the second transistor.
    Type: Application
    Filed: February 22, 2016
    Publication date: August 25, 2016
    Inventors: Jae-Eun PI, Chunwon BYUN, OhSang KWON, Eunsuk PARK, Min Ki RYU, Chi-Sun HWANG
  • Publication number: 20160240563
    Abstract: Provided is a semiconductor device. The semiconductor device includes a second semiconductor pattern disposed on the substrate and configured to provide a channel region, and a first semiconductor pattern disposed between the substrate and the second semiconductor pattern, wherein the first semiconductor pattern includes a channel region that is a portion in contact with the second semiconductor pattern and source/drain regions that are portions exposed by the second semiconductor pattern.
    Type: Application
    Filed: February 12, 2016
    Publication date: August 18, 2016
    Inventors: Sang-Hee PARK, Chi-Sun HWANG, Min Ki RYU, Jae-Eun PI, Jong-Beom KO, Hyein YEOM
  • Patent number: 9263592
    Abstract: A transistor includes source/drain electrodes provided on a substrate; a semiconductor oxide layer provided between the source/drain electrodes; a gate electrode facing the semiconductor oxide layer; and a gate insulating layer interposed between the semiconductor oxide layer and the gate electrode, wherein the semiconductor oxide layer has a nano-layered structure including at least one first nano layer comprised of a first material and at least one second nano layer comprised of a second material that are alternatingly stacked one on another to provide at least one interface, and wherein the first material and the second material are different materials that are effective to form an electron transfer channel layer at the interface.
    Type: Grant
    Filed: September 6, 2013
    Date of Patent: February 16, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Su Jae Lee, Chi-Sun Hwang, Hye Yong Chu, Sang Chul Lim, Jae-Eun Pi, Min Ki Ryu
  • Patent number: 9130066
    Abstract: A thermoelectric material including a compound represented by Chemical Formula 1 MxCuyBi2-x(Te1-zSez)3??(1) wherein in the Chemical Formula, M is at least one metal element, and x, y, and z independently satisfy the following ranges 0<x?0.1, 0<y?0.05, and 0?z?0.5.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: September 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Hwang, Sang Il Kim, Byung Ki Ryu, Kyung Han Ahn
  • Patent number: 9073007
    Abstract: A separation membrane including an alloy wherein the alloy includes at least one Group 5 element and at least one Group 14 element, wherein the at least one Group 5 element and the at least one Group 14 element of the alloy define a body centered cubic structure.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: July 7, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeon Cheol Park, Kwang Hee Kim, Byung Ki Ryu, Jae Ho Lee
  • Publication number: 20150171833
    Abstract: Provided is a gate driver circuit. The gate driver circuit includes a plurality of sequentially connected stages, and each of stages includes an input unit including two input transistors forming diode connection, a pull-up unit including a pull-up transistor and a bootstrap capacitor, and first and second pull-down units each including two transistors. According to embodiments, an input capacitor is further included which is connected to a node between the input unit and the pull-up unit. In addition, a carry unit is further included which is connected to an output terminal and formed to transmit an output signal in a high state or a low state to a next stage.
    Type: Application
    Filed: July 18, 2014
    Publication date: June 18, 2015
    Applicants: Electronics and Telecommunications Research Institute, Konkuk University Industrial Cooperation Corp
    Inventors: Jae-Eun PI, Sang-Hee PARK, Min Ki RYU, Chi-Sun HWANG, OhSang KWON, Eunsuk PARK, Kee-Chan PARK, YeonKyung KIM
  • Patent number: 9035688
    Abstract: Provided is a single input level shifter. The single input level shifter includes: an input unit applying a power voltage to a first node in response to an input signal and applying the input signal to a second node in response to a reference signal; a bootstrapping unit applying the power voltage to the second node according to a voltage level of the first node; and an output unit applying the input signal to an output terminal in response to the reference signal and applying the power voltage to the output terminal according to the voltage level of the first node, wherein the bootstrapping unit includes a capacitor between the first and second nodes, and when the input signal is shifted from a first voltage level to a second voltage level, the bootstrapping unit raises the voltage level of the first node to a level higher than the power voltage.
    Type: Grant
    Filed: August 27, 2013
    Date of Patent: May 19, 2015
    Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP.
    Inventors: Jae-Eun Pi, Kee-Chan Park, Sangyeon Kim, Joondong Kim, Yeon Kyung Kim, HongKyun Lym, Sang-Hee Park, Byoung Gon Yu, Chi-Sun Hwang, Jong Woo Kim, OhSang Kwon, Min Ki Ryu