Patents by Inventor Hyung Cho

Hyung Cho 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).

  • WAFER SUPPORT, WAFER PROCESSING DEVICE AND WAFER PROCESSING METHOD
    Publication number: 20220076985
    Abstract: Disclosed are a wafer support, a wafer processing device and a wafer processing method. The wafer support includes a cylinder, a sidewall of the cylinder including a first wall surface facing a wafer, a second wall surface facing away from the wafer and two third wall surfaces connected to the first wall surface and the second wall surface, the first wall surface being arranged opposite to the second wall surface, the two third wall surfaces being arranged opposite to each other, the two third wall surfaces being arranged at an angle, and a distance between the two third wall surfaces gradually decreasing in a direction close to the first wall surface; and one or more supporting blocks sequentially spaced apart on the first wall surface from top to bottom, the supporting block being configured to support the wafer.
    Type: Application
    Filed: November 17, 2021
    Publication date: March 10, 2022
    Inventor: JONG HYUNG CHO
  • DEVICE AND METHOD FOR PROVIDING AUTOMATIC PARTICIPATION CHAT ROOM
    Publication number: 20220052864
    Abstract: A device for providing a location-based automatic participation chat room, the device, when a request to open a chat room is received along with service location information from at least one host terminal, creates at least one chat room, and sets a chat room identifier and a recognition code corresponding to each of the at least one chat room, and when at least one guest terminal accesses a location corresponding to the service location information using a pre-set participation means or the recognition code included in the participation means is received, makes the guest terminal participate in the chat room corresponding to the recognition code.
    Type: Application
    Filed: September 25, 2019
    Publication date: February 17, 2022
    Inventors: Eui-Young CHUNG, Seong-Lyun KIM, Dae Hyung CHO, Sang Hyup LEE, Gi LEE, Tae Yang JEONG
  • COMPOSITION FOR PREVENTING AND TREATING TRANSPLANT REJECTION OR TRANSPLANT REJECTION DISEASES, COMPRISING NOVEL COMPOUND AND CALCINEURIN INHIBITOR
    Publication number: 20220031637
    Abstract: The present invention relates to a composition for preventing or treating transplantation rejection or a transplantation rejection disease, comprising a novel compound and a calcineurin inhibitor. A co-administration of the present invention 1) reduces the activity of pathogenic Th1 cells or Th17 cells, 2) increases the activity of Treg cells, 3) has an inhibitory effect against side effects, such as tissue damage, occurring in the sole administration thereof, 4) inhibits various pathogenic pathways, 5) inhibits the cell death of inflammatory cells, and 6) increases the activity of mitochondria, in an in vivo or in vitro allogenic model, a transplantation rejection disease model, a skin transplantation model, and a liver-transplanted patient, and thus inhibits transplantation rejection along with mitigating side effects possibly occurring in the administration of a conventional immunosuppressant alone.
    Type: Application
    Filed: November 7, 2019
    Publication date: February 3, 2022
    Inventors: Mi-La CHO, Dong-Yun SHIN, Jong-Young CHOI, Chul-Woo YANG, Sung-Hwan PARK, Seon-Yeong LEE, Min-Jung PARK, Joo-Yeon JHUN, Se-Young KIM, Hyeon-Beom SEO, Jae-Yoon RYU, Keun-Hyung CHO
  • Hook device
    Patent number: 11229263
    Abstract: A hook device makes it easy to return a hook from a raised state to a stored state. This hook device has a holding member and a hook member, the holding member has an integrally formed elastic piece, the hook member has a rotating shaft and a hanger, the outer periphery of the rotating shaft is provided with an arcuately formed rotating surface and a holding surface formed so as to be close to the rotating shaft center, and the elastic piece abuts against the rotating surface of the rotating shaft in a flexural state when the hook member is raised, and abuts against the holding surface of the rotating shaft when the hook member is stored.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: January 25, 2022
    Assignee: PIOLAX, INC.
    Inventors: Jung Hyung Cho, Hyun Kook Park, Ki Seob Nam
  • FLIP-STACK TYPE SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20220020671
    Abstract: The present invention minimizes parasitic inductance at the time of packaging a semiconductor that requires high efficiency and high-speed switching driving. In implementing a semiconductor package composed of one or more switching devices and one or more diode devices, the present invention provides a flip-stack structure in which a switching device is mounted on an insulating substrate or a metal frame, a flat metal is bonded onto the switching device, and a diode device is flipped and stacked on the flat metal, and accordingly, the flat metal with a large area is used for connection between the devices and between the devices and the insulating substrate, thereby minimizing parasitic inductance generated at a time of semiconductor packaging and automating the entire process of the semiconductor packaging.
    Type: Application
    Filed: July 20, 2021
    Publication date: January 20, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong Yun JUNG, Hyun Gyu JANG, Sung Kyu KWON, Kun Sik PARK, Jong Il WON, Seong Hyun LEE, Jong Won LIM, Doo Hyung CHO
  • Graphene microelectromechanical system (MEMS) resonant gas sensor
    Patent number: 11228294
    Abstract: A method of manufacturing a nanoelectromechanical resonator allows for uniform tuning of a resonant frequency. The nanoelectromechanical resonator can be mass produced and used to sense the presence of a selected gas.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: January 18, 2022
    Assignee: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
    Inventors: Michael Cullinan, Joon-Hyung Cho, David Cayll, Ian Seth Ladner
  • Device and method for calibrating reference voltage
    Patent number: 11217299
    Abstract: Disclosed are a device and a method for calibrating a reference voltage. The reference voltage calibrating device includes a data signal communication unit that transmits/receives a data signal, a data strobe signal receiving unit that receives a first data strobe signal and a second data strobe signal, a voltage level of the second data strobe signal being opposite to a voltage level of the first data strobe signal, and a reference voltage generating unit that sets a reference voltage for determining a data value of the data signal, based on the first data strobe signal and the second data strobe signal, and the reference voltage generating unit adjusts the reference voltage based on the first data strobe signal and the second data strobe signal.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: January 4, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young-deuk Jeon, Seong Min Kim, Jin Kyu Kim, Joo Hyun Lee, Min-Hyung Cho, Jin Ho Han
  • DISPLAY DEVICE
    Publication number: 20210408208
    Abstract: A display device includes: scan lines extending in a first direction; data lines extending in a second direction intersecting the first direction and receiving data voltages; first driving voltage lines extending in the second direction and receiving a first driving voltage; second driving voltage lines extending in the second direction and receiving a second driving voltage different from the first driving voltage; and pixels connected to the scan and data lines. Each of the pixels includes first, second, and third subpixels arranged in the first direction. The first driving voltage lines and the second driving voltage lines are alternately arranged in the first direction. A location of the first driving voltage line in a first pixel differs from a location of the second driving voltage line in a second pixel. The second pixel is adjacent to the first pixel in the first direction.
    Type: Application
    Filed: March 23, 2021
    Publication date: December 30, 2021
    Inventors: Jun Hyun PARK, Min Jae JEONG, Seon Young CHOI, Jun Ki JEONG, Jae Hyung CHO
  • METAL OXIDE SEMICONDUCTOR-CONTROLLED THYRISTOR DEVICE HAVING UNIFORM TURN-OFF CHARACTERISTIC AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20210408265
    Abstract: The present invention forms an off-FET channel having a uniform and short length by using a self-align process of a method of forming and recessing a spacer, thereby enhancing the current driving capability of an off-FET and the uniformity of a device operation.
    Type: Application
    Filed: June 23, 2021
    Publication date: December 30, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Kun Sik PARK, Jong Il WON, Doo Hyung CHO, Hyun Gyu JANG, Dong Yun JUNG
  • Neuromorphic arithmetic device and operating method thereof
    Patent number: 11204740
    Abstract: The neuromorphic arithmetic device performs a multiply-accumulate (MAC) calculation using a multiplier and an accumulator. The neuromorphic arithmetic device includes an offset accumulator configured to receive a plurality of offset data measured a plurality of times and accumulate the plurality of offset data, a bit extractor configured to obtain average offset data by extracting at least one first bit from the plurality of accumulated offset data, and a cumulative synapse array configured to accumulate a plurality of multiplication values generated by the multiplier and output a cumulative result of the plurality of multiplication values corrected according to the average offset data.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: December 21, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Min-Hyung Cho, Young-deuk Jeon, Ki Hyuk Park, Joo Hyun Lee
  • Memory interface circuit including output impedance monitor and method of calibrating output impedance thereof
    Patent number: 11190188
    Abstract: Disclosed are a memory interface circuit including an output impedance monitor, which is capable of monitoring and calibrating an output impedance of a driving circuit in real time, and a method of calibrating the output impedance. The memory interface circuit includes a control circuit that outputs a digital transmission signal, a driving circuit that outputs an output signal, based on the digital transmission signal, an output impedance monitor that outputs a pull-up monitoring signal or a pull-down monitoring signal, based on the digital transmission signal and the output signal, and an output impedance calibrator that outputs an impedance monitoring signal, based on the pull-up monitoring signal or the pull-down monitoring signal, and wherein the driving circuit calibrates output impedance based on the impedance monitoring signal.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: November 30, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Min-Hyung Cho, Young-deuk Jeon, Seong Min Kim
  • METHOD AND APPARATUS FOR MULTI-LEVEL STEPWISE QUANTIZATION FOR NEURAL NETWORK
    Publication number: 20210357753
    Abstract: A method and apparatus for multi-level stepwise quantization for neural network are provided. The apparatus sets a reference level by selecting a value from among values of parameters of the neural network in a direction from a high value equal to or greater than a predetermined value to a lower value, and performs learning based on the reference level. The setting of a reference level and the performing of learning are iteratively performed until the result of the reference level learning satisfies a predetermined value and there is no variable parameter that is updated during learning among the parameters.
    Type: Application
    Filed: May 11, 2021
    Publication date: November 18, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jin Kyu KIM, Byung Jo KIM, Seong Min KIM, Ju-Yeob KIM, Ki Hyuk PARK, Mi Young LEE, Joo Hyun LEE, Young-deuk JEON, Min-Hyung CHO
  • CERAMIC STACKED SEMICONDUCTOR PACKAGE HAVING IMPROVED ANTI-HUMIDITY AND RELIABILITY AND METHOD OF PACKAGING CERAMIC STACKED SEMICONDUCTOR
    Publication number: 20210335681
    Abstract: A ceramic stacked semiconductor package and a method of packaging a ceramic stacked semiconductor is disclosed. Inner walls of junctions are formed between ceramic layers and a molding resin to have a non-uniform boundary shape (e.g., Z shape, an uneven shape, a zigzag shape, etc.) so that bonding areas and lengths of the molding resin and the ceramic layers are increased, and thus adhesion is improved and movement paths of moisture are increased, thereby improving anti-humidity property and reliability of the semiconductor package. Further, by arranging via-holes at different positions for each layer so as not to overlap each other between the layers, movement paths of moisture passing through the via-holes are increased, and thus the anti-humidity property and reliability of the stacked package are additionally improved.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 28, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyun Gyu JANG, Dong Yun JUNG, Doo Hyung CHO, Kun Sik PARK, Jong Won LIM
  • Receiving circuit to process low-voltage signal with hysteresis
    Patent number: 11146253
    Abstract: Disclosed is a receiving circuit, which includes a hysteresis detector that receives an input signal corresponding to a first voltage level and outputs a detection signal having a first threshold voltage and a second threshold voltage, and a level shifter that receives the detection signal, converts the first voltage level of the detection signal to a second voltage level higher than the first voltage level so as to be output as an output signal, and outputs a feedback signal of the second voltage level, and the hysteresis detector receives the feedback signal from the level shifter and adjusts the first threshold voltage and the second threshold voltage based on the feedback signal.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: October 12, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young-deuk Jeon, Young-Su Kwon, Seong Min Kim, In San Jeon, Min-Hyung Cho, Jin Ho Han
  • NEURAL NETWORK COMPUTING DEVICE INCLUDING ON-DEVICE QUANTIZER, OPERATING METHOD OF NEURAL NETWORK COMPUTING DEVICE, AND COMPUTING DEVICE INCLUDING NEURAL NETWORK COMPUTING DEVICE
    Publication number: 20210303982
    Abstract: Disclosed is a neural network computing device. The neural network computing device includes a neural network accelerator including an analog MAC, a controller controlling the neural network accelerator in one of a first mode and a second mode, and a calibrator that calibrating a gain and a DC offset of the analog MAC. The calibrator includes a memory storing weight data, calibration weight data, and calibration input data, a gain and offset calculator reading the calibration weight data and the calibration input data from the memory, inputting the calibration weight data and the calibration input data to the analog MAC, receiving calibration output data from the analog MAC, and calculating the gain and the DC offset of the analog MAC, and an on-device quantizer reading the weight data, receiving the gain and the DC offset, generating quantized weight data, based on the gain and the DC offset.
    Type: Application
    Filed: March 18, 2021
    Publication date: September 30, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Mi Young LEE, Young-deuk JEON, Byung Jo KIM, Ju-Yeob KIM, Jin Kyu KIM, Ki Hyuk PARK, JOO HYUN LEE, MIN-HYUNG CHO
  • Air vent knob for a vehicle
    Patent number: 11124048
    Abstract: An air vent knob assembly includes an air vent wing coupled to an assembly hole of a knob. A front stopper is formed on the front surface and a knob fitting groove is formed on the rear surface of the air vent wing. An assembly groove is formed inside the assembly hole of the knob and a piece of rubber is assembled into the assembly groove. A front slide groove is formed on the piece of rubber wherein the front stopper of the air vent wing is fitted and moved in the front slide groove. A rear stopper is formed on both ends of the rear portion of the knob. Wherein the front stopper contacts ends of the front slide groove and the rear stopper contacts sides of the knob fitting groove upon full movement of the knob relative to the air vent wing in both directions.
    Type: Grant
    Filed: February 24, 2015
    Date of Patent: September 21, 2021
    Assignee: NIFCO KOREA INC.
    Inventor: Tae Hyung Cho
  • Coupled torsion beam axle apparatus of vehicle
    Patent number: 11124039
    Abstract: A coupled torsion beam axle apparatus of a vehicle includes: a left torsion bar and a right torsion bar arranged in an internal space of the torsion beam so to be separated from each other in a horizontal direction of a torsion beam. Torsion stiffness of the torsion beam is tuned by replacing the left torsion bar and the right torsion bar, and particularly, warping stiffness is tuned by changing a position where the left torsion bar is coupled to the torsion beam and a position where the right torsion bar is coupled to the torsion beam.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: September 21, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Youn Hyung Cho, Dong Min Lim
  • Front structure of vehicle body
    Patent number: 11110964
    Abstract: A front structure of a vehicle is provided and includes a first cowl panel that extends in a panel shape in a width direction of the vehicle, having a lower end coupled to an upper end of a dash panel, having an upper end bending toward a front of the vehicle and extending up to behind a lower end of a front windshield glass. A second cowl panel extends in an panel shape in the width direction of the vehicle, disposed under the first cowl panel, has an upper end that extends forward and is coupled to the lower end of the front windshield glass, has a lower end coupled to the first cowl panel, and forms a member that extends in the width direction of the vehicle behind the lower end of the front windshield glass together with the first cowl panel by being coupled to the upper end of the first cowl panel.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: September 7, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chul Hee Heo, Hyun Cheol Yun, Sun Hyung Cho, Chan Gu Kang, Jin Young Mo, Dong Ho Kang, Ji Ae Yong
  • Pubescent plant shallow moving bed solvent extractor and method of use
    Patent number: 11078176
    Abstract: A shallow bed solvent extractor comprises at least one moving bed having upstream and downstream ends and a feed inlet positioned adjacent to the upstream end, wherein a first batch of wet cannabinoid and terpene containing material is introducible to the at least one moving bed through the feed inlet. An outlet is positioned adjacent to the downstream end, wherein the first batch of wet cannabinoid and terpene containing material is carried on the at least one moving bed and exits the extractor through the outlet. A drive system is operatively connected to the at least one moving bed. The shallow bed solvent extractor further comprises a plurality of sprayers disposed above the upstream and downstream ends of the at least one moving bed and a non-polar solvent. The plurality of sprayers spray the first batch of wet cannabinoid and terpene containing material with the non-polar solvent.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: August 3, 2021
    Assignee: SOCATI TECHNOLOGIES - OREGON, LLC
    Inventors: Mark Tegen, Oscar Navarro Fernandez, Joon Hyung Cho, William Rusty Sutterlin
  • MEMORY INTERFACE CIRCUIT INCLUDING OUTPUT IMPEDANCE MONITOR AND METHOD OF CALIBRATING OUTPUT IMPEDANCE THEREOF
    Publication number: 20210184677
    Abstract: Disclosed are a memory interface circuit including an output impedance monitor, which is capable of monitoring and calibrating an output impedance of a driving circuit in real time, and a method of calibrating the output impedance. The memory interface circuit includes a control circuit that outputs a digital transmission signal, a driving circuit that outputs an output signal, based on the digital transmission signal, an output impedance monitor that outputs a pull-up monitoring signal or a pull-down monitoring signal, based on the digital transmission signal and the output signal, and an output impedance calibrator that outputs an impedance monitoring signal, based on the pull-up monitoring signal or the pull-down monitoring signal, and wherein the driving circuit calibrates output impedance based on the impedance monitoring signal.
    Type: Application
    Filed: August 18, 2020
    Publication date: June 17, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Min-Hyung CHO, Young-deuk JEON, Seong Min KIM