Patents by Inventor Sung-chan An

Sung-chan An 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: 11731103
    Abstract: Disclosed is an adsorbent containing a metal oxide for adsorption of hydrogen sulfide in biogas, and a biogas purification system using the same.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: August 22, 2023
    Assignee: Korea Institute of Energy Research
    Inventors: Il Hyun Baek, Sung Chan Nam
  • Publication number: 20230259741
    Abstract: The present disclosure relates to a method and apparatus for constructing a network adaptable to consecutive/complex domains. An apparatus for constructing a domain adaptive network according to an embodiment of the present disclosure includes a memory configured to store data; and a processor configured to control the memory, wherein the processor is configured to determine a weight to be applied to one or more neural networks based on input data, construct a final neural network by applying the weight to the one or more neural networks, and output result data of the input data using the final neural network, wherein the one or more neural networks are trained using data for each prototype domain.
    Type: Application
    Filed: December 28, 2022
    Publication date: August 17, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Joong Won HWANG, Yong Jin KWON, Jin Young MOON, Yu Seok BAE, Sung Chan OH
  • Patent number: 11713498
    Abstract: Disclosed are a method of manufacturing a uranium target, the method including (a) a step of preparing a conjugate including a matrix and a uranium target green compact formed in the matrix; and (b) a step of performing thermo-mechanical treatment through additional heat treatment at 530° C. to 600° C. during a hot rolling pass in a process of hot-rolling the conjugate, and a method of extracting radioactive Mo-99 using the uranium target.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: August 1, 2023
    Assignee: Korea Atomic Energy Research Institute
    Inventors: Ki Nam Kim, Sung Chan Park, Yong Jin Jeong, Kyu Hong Lee, Sung Hwan Kim, Tae Won Cho, Jong Man Park
  • Patent number: 11707725
    Abstract: Disclosed is an absorbent containing an amine for absorption of an acid gas in a biogas, and a biogas purification system using the same.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: July 25, 2023
    Assignee: Korea Institute of Energy Research
    Inventors: Il Hyun Baek, Sung Chan Nam
  • Publication number: 20230205480
    Abstract: A display device including a display panel including a substrate and a pixel array layer disposed on a first surface of the substrate, a sound generation device disposed on a second surface of the substrate opposite to the first surface of the substrate, and a circuit board disposed on the second surface of the substrate, in which the circuit board includes a first hole overlapping the sound generation device.
    Type: Application
    Filed: March 1, 2023
    Publication date: June 29, 2023
    Inventors: Byeong Hee WON, Keun Kyu SONG, Yi Joon AHN, Sung Chan JO
  • Patent number: 11663816
    Abstract: Provided is an apparatus for classifying an attribute of an image object, including: a first memory configured to store target object images that are indexed; a second memory configured to store target object images that are un-indexed; and an object attribute classification module configured to perform learning on the un-indexed target object images to construct a classifier for classifying a detailed attribute of target object, and finely adjust the classifier on the basis of the indexed target object images.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: May 30, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jeun Woo Lee, Sung Chan Oh
  • Publication number: 20230160892
    Abstract: Disclosed herein are recombinant viruses and/or insect cells suitable for detecting the infection of a pathogen in a biological sample of a test subject. The information derived from the detection may also be used to render a diagnosis on whether the test subject is infected with the pathogen or not, so that proper course of treatment may be assigned to the subject. Also disclosed herein is a vaccine for the prophylaxis and/or treatment of infection caused by said pathogen.
    Type: Application
    Filed: March 22, 2021
    Publication date: May 25, 2023
    Applicant: Academia Sinica
    Inventors: Yu-Chan CHAO, Sung-Chan WEI, Huei-Ru LO, Chih-Hsuan TSAI, Yu-Wen LO, Wei-Ting HSU, Chuan-Yu LIAO
  • Publication number: 20230145028
    Abstract: Disclosed herein are a method and apparatus for processing feature information based on an artificial neural network. According to an embodiment of the present disclosure, the apparatus for processing feature information based on an artificial neural network may include a memory for storing data and a processor for controlling the memory, and the processor may further be configured to extract a graph, which includes vertices, based on a feature map of an image, to extract a feature vector corresponding to the vertices and to process the graph and the feature vector based on an artificial neural network, and the graph may include positions of the vertices and information on a connection relationship between the vertices.
    Type: Application
    Filed: September 7, 2022
    Publication date: May 11, 2023
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Chan OH, Yong Jin KWON, Hyung Il KIM, Jin Young MOON, Yu Seok BAE, Ki Min YUN, Jeun Woo LEE, Joong Won HWANG
  • Patent number: 11639898
    Abstract: An apparatus for testing an edge portion of a substrate, includes a first illumination source configured to irradiate light to an end portion of the edge portion of the substrate; a second illumination source configured to irradiate light to a lower portion of the edge portion; a third illumination source configured to irradiate light to an upper portion of the edge portion; and first to third photographing portions, respectively corresponding to the first to third illumination sources, wherein the first illumination source comprises a C-shaped cross-section and comprises a first curved surface facing the end portion of the edge portion, the second illumination source comprises a half C-shaped cross-section and comprises a second curved surface facing the lower portion of the edge portion, and the third illumination source comprises a half C-shaped cross-section and comprises a third curved surface facing the upper portion of the edge portion.
    Type: Grant
    Filed: April 18, 2018
    Date of Patent: May 2, 2023
    Assignee: Corning Incorporated
    Inventors: Sung-chan Hwang, Ji Hwa Jung, Tae-ho Keem, SoYoung Song
  • Publication number: 20230119802
    Abstract: A hybrid vehicle (HEV) provides an improved sensation of acceleration. An example method for controlling an engine of an HEV which includes a first motor directly connected to an engine and a second motor located at an input side of a transmission, may include determining a requested torque, determining a compensation torque for compensating an acceleration loss in a shift process based on the requested torque, a torque of the second motor, a torque of the engine and information on the shift, determining an available torque of the first motor, and determining a final torque of the first motor based on the compensation torque and the available torque.
    Type: Application
    Filed: September 16, 2022
    Publication date: April 20, 2023
    Inventors: Seong Ik Park, Sung Chan Na
  • Publication number: 20230109051
    Abstract: A display device includes a substrate including a display area and a photo sensing area overlapping the display area, a plurality of pixels disposed at the display area and having an emission area, and a plurality of photo sensors disposed at the photo sensing area and having an effective sensing area. Each of the plurality of pixels includes a light-emitting element including a display pixel electrode, an emissive layer, and a common electrode. Each of the plurality of photo sensors includes a photo sensing element including a sensing electrode, a photoelectric conversion layer and the common electrode. The common electrode is disposed between the emissive layer and the photoelectric conversion layer. A center point of the effective sensing area is located in the emission area in a plan view.
    Type: Application
    Filed: September 13, 2022
    Publication date: April 6, 2023
    Inventors: Mu Kyung JEON, Suk KIM, Sung Chan JO
  • Patent number: 11620847
    Abstract: A fingerprint recognition device including: a sensing panel including a plurality of sensing blocks, wherein each of the sensing blocks includes a plurality of sensors; a scan driving unit configured to provide a scan signal to the sensors; and a timing controller configured to provide a second initiation signal to the scan driving unit, wherein each of the sensors includes a reference capacitor and a sensing capacitor, the scan driving unit includes scan drivers that correspond to rows of the sensing blocks, in a fingerprint recognition mode, the timing controller provides the second initiation signal to a scan driver corresponding to a sensing block where a touch input is generated, and in a touch mode, the timing controller sequentially provides the second initiation signal to the scan drivers.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: April 4, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Keum Dong Jung, Il Nam Kim, Kyung Tea Park, Jin Oh Kwag, Won Sang Park, Sung Chan Jo
  • Publication number: 20230102417
    Abstract: A light emitting element ink includes a light emitting element solvent, and a light emitting element dispersed in the light-emitting diode solvent. The light emitting element includes semiconductor layers and an insulating film surrounding the outer surface of the semiconductor layers, wherein the light-emitting diode solvent is an organic solvent having a pKa value in a range of about 7 to about 15.
    Type: Application
    Filed: January 14, 2021
    Publication date: March 30, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jae Hoon JUNG, Buem Joon KIM, Hee Yeon YOO, Sung Chan JO, Eun A CHO, Hye Jung HONG, Jong Hyuk KANG, Keun Kyu SONG, Hyun Deok IM, Hyun Min CHO
  • Patent number: 11614837
    Abstract: A device and a method for generating floating images are provided. An optical imaging module generates a first floating image. A sensing module sends a detection signal to sense first position information of a tested object at a first time point, and generates a feedback signal according to the first position information when the first position information is within a contour range of the first floating image. A signal processing module is electrically connected to the optical imaging module and the sensing module to receive the feedback signal and generate at least one control command and/or at least one feedback command corresponding to the feedback signal. The at least one control command is transmitted to a controller to perform corresponding control on the controller, and the at least one feedback command is transmitted to the optical imaging module, so that the optical imaging module generates a second floating image different from the first floating image.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: March 28, 2023
    Assignee: Industrial Technology Research Institute
    Inventors: Yi-Hsiang Huang, Ping-Chang Jui, Hung Tsou, Szu-Wei Wu, Han-Sung Chan
  • Publication number: 20230078237
    Abstract: An inspection device, and a method of inspecting and a method of repairing a display panel using the inspection device are provided. The method of inspecting the display panel including light emitting elements includes acquiring an image of the display panel, and determining an alignment degree of the light emitting elements in the display panel.
    Type: Application
    Filed: April 10, 2020
    Publication date: March 16, 2023
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Won Ho LEE, Hyun Deok IM, Hyun Min CHO, Jong Hyuk KANG, Sung-Chan JO
  • Patent number: 11599327
    Abstract: A display device including a display panel including a first substrate and a pixel array layer disposed on a first surface of the first substrate, a first sound generation device disposed on a second surface of the first substrate opposing the first surface, and configured to vibrate the display panel and output first sound, and a circuit board disposed on the second surface of the first substrate, in which the first sound generation device includes a bobbin fixed on one surface of the first substrate, a voice coil surrounding a side surface of the bobbin, a magnet disposed on the bobbin and spaced apart from the bobbin, and a plate disposed on the magnet and fixed to the circuit board.
    Type: Grant
    Filed: April 19, 2020
    Date of Patent: March 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byeong Hee Won, Keun Kyu Song, Yi Joon Ahn, Sung Chan Jo
  • Publication number: 20230066415
    Abstract: An apparatus is configured to efficiently recognize a gesture by interworking with an infotainment system. The apparatus obtains information about the gesture of a user, is connected with the infotainment system of a vehicle to identify a state of the infotainment system, branches a gesture allowed in recognition, based on the state of the infotainment system, and performs gesture recognition, based on the information about the sensed gesture and a result of branching the gesture allowed in recognition. The apparatus addresses overload and reliability degradation problems according to continuous image recognition.
    Type: Application
    Filed: May 16, 2022
    Publication date: March 2, 2023
    Inventor: Sung Chan Park
  • Publication number: 20230067461
    Abstract: The present invention provides a novel pyrazole derivative compound represented by Chemical formula I or a salt thereof, and a pharmaceutical composition comprising the same.
    Type: Application
    Filed: January 12, 2021
    Publication date: March 2, 2023
    Inventors: Soo Jin LEE, Sung Hwan MOON, Soo Ho BAN, Eun Sil LEE, Eun Jung SHIN, Yoo-Kyung GOH, Sung Chan LEE, Hyun Kyung KU
  • Publication number: 20230054684
    Abstract: A stereoscopic image display device includes a display panel including a first display area and a second display area. A variable light-transmitting structure is disposed on the display panel and forms a blocking area blocking light from the display panel and a transmitting area transmitting the light from the display panel within the first display area by time division. A lens array is disposed on the variable light-transmitting structure and forms a light field by refracting the light from the display panel.
    Type: Application
    Filed: May 24, 2022
    Publication date: February 23, 2023
    Inventors: SU JUNG HUH, BEOM SHIK KIM, SUNG-CHAN JO, YOUNG CHAN KIM, SAET BYEOL SHIN
  • Patent number: 11577650
    Abstract: A side mirror system for a vehicle is provided. The side mirror system includes a camera disposed outside a vehicle and capturing a peripheral area of the vehicle, an electronic side mirror including a mirror panel and a display panel, a moving device moving the electronic side mirror to an inside or an outside of the vehicle, and at least one control circuit electrically connected to the camera, the electronic side mirror, and the moving device, wherein the at least one control circuit controls the electronic side mirror such that the electronic side mirror outputs an image obtained by the camera through the display panel or the peripheral area of the vehicle is reflected by the mirror panel and controls the moving device such that the electronic side mirror moves from the outside of the vehicle to the inside of the vehicle, when a specified condition is satisfied.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: February 14, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung Chan Ko, Sung Kwon Kim, Seung Bin Im, Jae Mo Choi, Deok Yeol Lee, Chang Youl Lee