Patents by Inventor Wook Yoon

Wook Yoon 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: 11937502
    Abstract: A condensed cyclic compound and an organic light-emitting device including the condensed cyclic compound are provided. The condensed cyclic compound is represented by Formula 1. The A3 ring of Formula 1 is a group represented by Formula 2A or a group represented by Formula 2B. The organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, the organic layer including at least one of the condensed cyclic compound represented by Formula 1.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: March 19, 2024
    Assignees: Samsung Display Co., Ltd., Research & Business Foundation Sungkyunkwan University
    Inventors: Sung-Wook Kim, Myeong-Suk Kim, Hwan-Hee Cho, Sam-Il Kho, Seung-Soo Yoon, Changwoong Chu
  • Patent number: 11925217
    Abstract: A recharging system includes a first case; a second case coupled to the first case to form the inner space; a first plate that is disposed in the first case; and a second plate that is disposed in the second case, wherein the first plate and the second plate are formed of a thermally conductive material, and wherein at least one end of the first plate is exposed out of the first case and at least one end of the second plate is exposed out of the second case, such that the exposed end of the first plate and the exposed end of the second plate are in contact with each other when the first case and the second case are coupled to each other.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: March 12, 2024
    Assignee: KT&G CORPORATION
    Inventor: Sung Wook Yoon
  • Patent number: 11925214
    Abstract: An aerosol generating device includes a heater configured to heat an aerosol generating material to generate aerosol; a controller configured to: calculate a current flowing through the heater based on a predefined resistance of the heater and power supplied to the heater, measure the current flowing through the heater, and control the power supplied to the heater based on a difference between the calculated current and the measured current.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: March 12, 2024
    Assignee: KT&G CORPORATION
    Inventors: Won Kyeong Lee, Paul Joon Sunwoo, Sung Wook Yoon, Dae Nam Han
  • Publication number: 20240041128
    Abstract: An aerosol generating apparatus according to an aspect includes a memory that stores data relating to a state of the aerosol generating apparatus, a display that outputs information relating to the aerosol generating apparatus, and a processor, and the processor detects an abnormal operation of the aerosol generating apparatus based on data stored in the memory, performs self-diagnosis on modules included in the aerosol generating apparatus as the abnormal operation is detected, and controls the display to output a first solution corresponding to an error detected according to the self-diagnosis.
    Type: Application
    Filed: December 22, 2020
    Publication date: February 8, 2024
    Applicant: KT&G CORPORATION
    Inventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Dae Nam HAN
  • Patent number: 11884852
    Abstract: The present invention is to provide multilayered multiple quantum dot-doped nanoparticles, each of the multiple quantum dot-doped nanoparticles has a structure consisting of an inorganic core particle, a quantum dot-embedded layer, and a silica/quantum dot composite shell. The multiple quantum dot-doped nanoparticles can be used to detect biomolecules with improved quantum yield (QY) and brightness while maintaining a large area covered by the quantum dots and stable bonds of the quantum dots. Therefore, the multiple quantum dot-doped nanoparticles are suitable for bioapplications, including bioplatforms and highly sensitive methods for detecting biomolecules.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: January 30, 2024
    Assignees: BIOSQUARE INC., KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP
    Inventors: Bong Hyun Jun, Sung Wook Yoon, Yoon Sik Lee, Dong Ok Choi, Xuan Hung Pham, Tae Han Kim, Jung Won Kim
  • Patent number: 11882876
    Abstract: A cartridge includes a storage configured to store an aerosol generating material; a heater configured to heat the aerosol generating material to generate aerosol; and at least one terminal configured to transfer power from an external battery to the heater and comprising a conductive structure surrounding a wire connected to the heater, wherein the conductive structure takes a compressed form in which the wire is in contact with the conductive structure.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: January 30, 2024
    Assignee: KT&G CORPORATION
    Inventors: Jong Sub Lee, Won Kyeong Lee, Dae Nam Han, Jin Soo Seong, Sung Wook Yoon, Jae Min Lee
  • Publication number: 20240008550
    Abstract: An aerosol generating device according to one embodiment may include: a housing that forms an exterior of the aerosol generating device and includes an opening into which a cigarette is inserted; a heater that generates an aerosol by heating the cigarette; a battery that supplies power to the heater; a temperature sensor that senses a temperature of an internal component of the aerosol generating device; and a controller that prevents abnormal operation of the aerosol generating device based on the temperature of the internal component sensed by the temperature sensor.
    Type: Application
    Filed: September 20, 2023
    Publication date: January 11, 2024
    Applicant: KT&G CORPORATION
    Inventors: Seung Won LEE, Yong Hwan Kim, Sung Wook Yoon, Dae Nam Han
  • Publication number: 20240008549
    Abstract: An aerosol generating apparatus includes: a heater configured to heat an aerosol generating substrate; a puff sensor configured to measure an amount of a user's puff; and a controller configured to determine a vaporization amount of the aerosol generating substrate, based on a puff sensing value indicating the amount of the user's puff, and control a heating time of the heater, based on the determined vaporization amount.
    Type: Application
    Filed: December 28, 2021
    Publication date: January 11, 2024
    Applicant: KT&G CORPORATION
    Inventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Seok Su JANG, Dae Nam HAN
  • Patent number: 11851592
    Abstract: The present invention relates to a quantum dot-containing nanoparticle comprising: a core part; a quantum dot part bound to a surface of the core part; a shell part for protecting the core part and the quantum dot part; and a support part for supporting the binding of the core part and the shell part, wherein the nanoparticle exhibits a high occupied area and stable binding, thereby exhibiting improved luminous efficiency (QY) and brightness when detecting a biological sample (biomolecule).
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: December 26, 2023
    Assignee: BIOSQUARE INC.
    Inventors: Jung Won Kim, Ho Beom Song, Sung Wook Yoon
  • Publication number: 20230404166
    Abstract: An aerosol generating device includes: a main body including a controller and a battery; and a removable heater module removably combined to the main body and including a heater and a first memory, the heater being configured to heat an aerosol generating article, wherein the first memory stores heater module information about intrinsic properties of the removable heater module, the heater module information being obtained during a manufacturing process of the removable heater module, and the controller is configured to obtain the heater module information from the first memory when the removable heater module is combined to the main body, determine a control condition corresponding to the removable heater module by using the obtained heater module information, and control the aerosol generating device based on the determined control condition.
    Type: Application
    Filed: December 6, 2021
    Publication date: December 21, 2023
    Applicant: KT&G CORPORATION
    Inventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Seok Su JANG, Dae Nam HAN
  • Publication number: 20230389616
    Abstract: A method, performed by an aerosol generating device, of performing a self-diagnosis, includes: when the aerosol generating device does not normally operate by an error, determining whether to activate the self-diagnosis for analyzing the error of the aerosol generating device; when the self-diagnosis is activated, performing a function self-test by checking whether each of functions required for a normal heating operation of the aerosol generating device is operative; determining a faulty component of the aerosol generating device based on a result of the function self-test; determining a faulty function of the faulty component based on an error log recorded in the aerosol generating device; determining a severity of the determined faulty function; and outputting a final diagnosis result with respect to the self-diagnosis based on the faulty component, the faulty function, and the severity.
    Type: Application
    Filed: November 10, 2021
    Publication date: December 7, 2023
    Applicant: KT&G CORPORATION
    Inventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Seok Su JANG, Dae Nam HAN
  • Patent number: 11819062
    Abstract: An aerosol generating device according to one embodiment includes: a housing that forms an exterior of the aerosol generating device and includes an opening into which a cigarette is inserted; a heater that generates an aerosol by heating the cigarette; a battery that supplies power to the heater; a temperature sensor that senses a temperature of an internal component of the aerosol generating device; and a controller that prevents abnormal operation of the aerosol generating device based on the temperature of the internal component sensed by the temperature sensor.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: November 21, 2023
    Assignee: KT&G CORPORATION
    Inventors: Seung Won Lee, Yong Hwan Kim, Sung Wook Yoon, Dae Nam Han
  • Publication number: 20230354916
    Abstract: An aerosol generating device includes: a heater configured to heat an aerosol generating article; a temperature sensor configured to measure a temperature of the heater; and a processor configured to: obtain an initial temperature of the heater which is measured by the temperature sensor when a user input for starting an heating operation of the heater is received, compare the initial temperature of the heater with a first temperature; based on the initial temperature being lower than the first temperature, control the heater to perform the heating operation according to a preset temperature profile; and when the temperature of the heater reaches a second temperature higher than the first temperature, control the heater to stop the heating operation for a first delay time.
    Type: Application
    Filed: December 21, 2021
    Publication date: November 9, 2023
    Applicant: KT&G CORPORATION
    Inventors: Yong Hwan KIM, Sung Wook YOON, Seung Won LEE, Seok Su JANG, Dae Nam HAN
  • Patent number: 11793241
    Abstract: An aerosol generating device according to one embodiment includes: a housing that forms an exterior of the aerosol generating device and includes an opening into which a cigarette is inserted; a heater that generates an aerosol by heating the cigarette; a battery that supplies power to the heater; a temperature sensor that senses a temperature of an internal component of the aerosol generating device; and a controller that prevents abnormal operation of the aerosol generating device based on the temperature of the internal component sensed by the temperature sensor.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: October 24, 2023
    Assignee: KT&G CORPORATION
    Inventors: Seung Won Lee, Yong Hwan Kim, Sung Wook Yoon, Dae Nam Han
  • Patent number: 11774645
    Abstract: The present invention relates to a diffuser and a method of manufacturing the same, and more particularly, to a diffuser and a method of manufacturing the same, in which light emitted through the diffuser forms an asymmetric light output pattern. A diffuser according to an exemplary embodiment is a diffuser that forms an asymmetric light output pattern by diffusing laser beams received from a laser source, the diffuser including: a base; and a micro lens array disposed on the base, in which the micro lens array has a plurality of micro lenses each comprising a lower surface and a curved surface disposed on the lower surface, and the lower surface has horizontal and vertical lengths different from each other.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: October 3, 2023
    Inventors: Keun-Seo Lim, Gun-Wook Yoon, Shin-Ae Hwang, Seokyoon Yoon
  • Patent number: 11737626
    Abstract: A cleaning robot having an improved structure capable of improving a user convenience and method for controlling the same are disclosed herein. A cleaning robot includes a main body to form an outer appearance and having an inlet port provided to suck a foreign matter present in a cleaning area, an operation unit detachably coupled to the main body and provided to be gripped, at least one motion sensor provided to detect a motion of the operation unit, and a control unit electrically connected to the at least one motion sensor to drive a driving motor of the main body based on the motion of the operation unit detected by the at least one motion sensor.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Hun Lee, Heum Yong Park, Chang Yeong Kim, Jae Youl Jeong, Young Do Kwon, Jin Wook Yoon
  • Publication number: 20230180002
    Abstract: The present invention relates to a PUF-based IoT device authentication technique, and more specifically, to a PUF-based IoT device using channel state information, and an authentication method thereof. According to an embodiment of the present invention, security of an authentication key may be strengthened by simultaneously utilizing a PUF-based authentication method and an RF characteristic-based authentication method.
    Type: Application
    Filed: June 15, 2022
    Publication date: June 8, 2023
    Applicant: Gwangju Institute of Science and Technology
    Inventors: Eui Seok HWANG, Seung Wook YOON, Seung Nam HAN
  • Publication number: 20230172275
    Abstract: Disclosed is a heater assembly for accommodating and heating an aerosol generating article, the heater assembly including: an accommodation portion configured to accommodate an end portion of an aerosol generating article; a heating portion arranged to surround another portion of the aerosol generating article; and a combining portion configured to combine the accommodation portion and the heating portion and including engineering plastic, wherein the accommodation portion, the combining portion, and the heating portion are arranged along a longitudinal direction of the aerosol generating article and form an accommodation space in which the aerosol generating article is accommodated.
    Type: Application
    Filed: October 12, 2021
    Publication date: June 8, 2023
    Applicant: KT&G CORPORATION
    Inventors: Sung Wook YOON, Yong Hwan KIM, Seung Won LEE, Seok Su JANG, Dae Nam HAN
  • Publication number: 20230141848
    Abstract: An aerosol generating device may include a heater configured to heat an aerosol generating article; a heater flange supporting one end of the heater; a heat barrier coupled to the heater flange and surrounding the heater without contact; and a housing accommodating the heater and the heat barrier, wherein a fastening member is formed on one of the heater flange and the heat barrier, and an accommodating portion for accommodating the fastening member is formed on the other of the heater flange and the heat barrier, and wherein the heater flange and the heat barrier are coupled to each other by the fastening member and the accommodating portion.
    Type: Application
    Filed: April 23, 2020
    Publication date: May 11, 2023
    Applicant: KT&G CORPORATION
    Inventor: Sung Wook YOON
  • Publication number: 20230144267
    Abstract: An aerosol generating device may include: a heater; a wetting detection module configured to generate a wetting signal by being electrically shorted as the wetting detection module comes into contact with a liquid introduced from outside the aerosol generating device or a liquid leaked from inside the aerosol generating device; and a control circuit configured to determine whether the wetting signal indicating an electrical short has been received from the wetting detection module, and control the heater based on a determination that the wetting signal has been received.
    Type: Application
    Filed: November 1, 2021
    Publication date: May 11, 2023
    Applicant: KT&G CORPORATION
    Inventors: Yong Hwan KIM, Dae Nam HAN, Sung Wook YOON, Seung Won LEE, Seok Su JANG