Patents by Inventor Chul Jung

Chul Jung 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).

  • Publication number: 20230178389
    Abstract: An apparatus for inspecting a chemical solution of the present invention comprises a base unit having an inlet, through which a chemical solution is introduced, a flow path unit, in which the chemical solution introduced through the inlet is moved while a velocity of its fluid is changed, and including a first region unit provided adjacent to the inlet of the base unit and a second region unit being in series communication with the first region unit, in which the chemical solution discharged from the first region unit is moved, a detecting unit including a first detecting member for detecting a first signal that is an electrical signal of the first region unit, and a second detecting member for detecting a second signal that is an electrical signal of the second region unit, and a determining unit for receiving a signal from the detecting unit and determining that a particle and a bubble are detected if a current of the first signal and the second signal is changed compared to a reference value, and discrimin
    Type: Application
    Filed: November 18, 2022
    Publication date: June 8, 2023
    Inventors: Young Jun SON, Young Un YUN, Sung Chul JUNG
  • Publication number: 20230172272
    Abstract: A laser-based aerosol generation device and a heating method thereof are provided. The aerosol generation device according to some embodiments of the present disclosure may include a laser radiation part configured to heat an aerosol-generating article to generate an aerosol by radiating laser to aerosol-generating article. By instantaneously heating a local surface of the aerosol-generating article, the laser heating method may ensure immediate aerosol generation without a preheating time.
    Type: Application
    Filed: November 12, 2021
    Publication date: June 8, 2023
    Applicant: KT&G CORPORATION
    Inventors: Jin Chul JUNG, Gyoung Min GO, Hyung Jin BAE, Jang Won SEO, Chul Ho JANG, Min Seok JEONG, Jong Seong JEONG
  • Publication number: 20230167744
    Abstract: Disclosed herein are a grooved turbine blade, and a turbine and a gas turbine including the same. According to the disclosure, since a groove part is formed on a root member to disperse torsional stress, it is possible to improve durability of a rotor disk to which the turbine blade is assembled.
    Type: Application
    Filed: September 14, 2022
    Publication date: June 1, 2023
    Inventors: Jin Woo SONG, Jin Ho Bae, Ki Baek Kim, Sung Chul Jung, Jae Yeon Choi
  • Publication number: 20230157512
    Abstract: Provided is a robot cleaner in which a liquid may be uniformly supplied to a plurality of cleaners and which is easily inspected and repaired in case of defects such as water leakage. The robot cleaner includes a main body portion; a plurality of cleaner fixing portions provided at a lower portion of the main body portion, a plurality of cleaners for wet cleaning being fixed to the plurality of cleaner fixing portions, respectively; a liquid supply portion provided in the main body portion and storing a liquid and supplying the stored liquid to at least one of the plurality of cleaners; a liquid distribution member provided at a lower portion of the main body portion and directly supplying the stored liquid to at least one cleaner of the plurality of cleaners; and a flow path portion providing a movement path of the liquid from the liquid supply portion to the liquid distribution member.
    Type: Application
    Filed: November 2, 2021
    Publication date: May 25, 2023
    Inventors: Woo Chul JUNG, Min Gyu KIM
  • Patent number: 11655150
    Abstract: The present invention relates to a method for producing lithium phosphate, comprising: passing a lithium-containing solution through an aluminum-based adsorbent to adsorb lithium on the aluminum-based adsorbent, passing the distilled water or an aqueous solution having a lower lithium concentration than the lithium-containing solution through the aluminum-based adsorbent on which the lithium is adsorbed to obtain a lithium-containing desorption solution, and putting a phosphorous supplying material in the lithium-containing desorption solution to obtain lithium phosphate.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: May 23, 2023
    Assignees: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Hyun Woo Lee, Woonkyoung Park, Heok Yang, Kwang Seok Park, Seung Taek Kuk, Ki Young Kim, Sang Gil Lee, Woo Chul Jung, Gi-Chun Han, Juyoung Kim, Young-Seon Ko, Jin Yeop Wi
  • Patent number: 11658507
    Abstract: A battery charging method and an electronic device are disclosed. The electronic device can comprise: a connection unit comprising a first terminal to which a voltage is applied by an external device, and a second terminal for transmitting/receiving data; a first charging unit for charging a battery connected to the electronic device by using the voltage applied to the first terminal; and a second charging unit for charging the battery by dropping the voltage applied to the first terminal according to a preset voltage drop rate.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: May 23, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Geun Yoon, Kang-Jun Ko, Chul-Woo Park, Ku-Chul Jung, Seung-Chul Choi
  • Publication number: 20230133787
    Abstract: A compound having a surface region of highly negative electrostatic potential, which comprises a ligand LA represented by Formula I may be used in organic electroluminescent devices (OLEDs) and consumer products. Transition metal complexes comprising the ligand LA of Formula I may promote molecular alignment of dopants in OLEDs.
    Type: Application
    Filed: June 2, 2022
    Publication date: May 4, 2023
    Inventors: Moon Chul JUNG, John W. FACENDOLA, Jongchan KIM, Peter I. DJUROVICH, Stephen R. FORREST, Mark E. THOMPSON
  • Publication number: 20230138279
    Abstract: A filter manufacturing method and a filter manufactured by the filter manufacturing method are disclosed. The filter manufacturing method includes designating a use mode in a resonator to a first resonance mode, in response to designating to the first resonance mode, setting a band selected from a designated first frequency band to a passband in the resonator, switching the use mode in the resonator from the first resonance mode to a second resonator mode, in response to switching to the second resonance mode, setting a band selected from the first frequency band except for the passband to a stopband in the resonator, and manufacturing a primary filter including the resonator to which the passband and the stopband are set.
    Type: Application
    Filed: October 31, 2022
    Publication date: May 4, 2023
    Inventors: Bo Young Lee, Ok Chul Jung, Myeong Shin Lee
  • Publication number: 20230126012
    Abstract: Provided is a nonvolatile memory device. The nonvolatile memory device includes a memory cell array, a first voltage generator configured to generate a word line operating voltage for each word line of the memory cell array, a second voltage generator configured to generate a bit line operating voltage of the memory cell array, and a temperature unit configured to determine, from a temperature range table, a temperature range for a temperature code according to a real-time temperature of the memory cell array, and to adjust a power supply voltage of the first or second voltage generator based on a selection signal mapped to the determined temperature range.
    Type: Application
    Filed: July 18, 2022
    Publication date: April 27, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Bong-Kil JUNG, Sang-Wan NAM, Jong Min BAEK, Min Ki JEON, Woo Chul JUNG, Yoon-Hee CHOI
  • Publication number: 20230125238
    Abstract: The present invention can provide a motor including a housing, a stator disposed in the housing, a rotor disposed inside the stator, and a shaft coupled to the rotor, wherein the stator includes a stator core in contact with the housing, the stator core includes a first region and a second region having different outer diameters, the housing includes a third region and a fourth region having different inner diameters, the outer diameter of the first region is smaller than the outer diameter of the second region, the inner diameter of the third region is greater than the inner diameter of the fourth region, and the first region and the third region are disposed to overlap in a radial direction of the shaft.
    Type: Application
    Filed: March 18, 2021
    Publication date: April 27, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Hee Chul JUNG, Chang Hyun PARK
  • Publication number: 20230131569
    Abstract: An exemplary embodiment of the present invention provided a pump for supplying a liquid. The pump includes: a flexible tube body including a pump chamber; a first flange provided at one end of the tube body; and a second flange provided at the other end of the tube body; and a driving unit for transmitting rotational force to the tube body to twist the tube body, in which the tube body has a bent portion bent at a predetermined angle.
    Type: Application
    Filed: October 17, 2022
    Publication date: April 27, 2023
    Applicant: SEMES CO., LTD.
    Inventors: Young Jun SON, Byoung Doo CHOI, Young Un YUN, Woo Ram LEE, Sung Chul JUNG, Woo Sin JUNG, Ki Sang EUM
  • Patent number: 11626748
    Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: April 11, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu
  • Patent number: 11621314
    Abstract: A display device includes: a substrate; a plurality of transistors disposed on the substrate; an initialization voltage line disposed on the substrate and including a first initialization voltage line that extends in a first direction, and a second initialization voltage line that extends in a second direction; and a driving voltage line disposed on the substrate and extending in the second direction, wherein each of the first initialization voltage line and the driving voltage line is connected to at least one of the plurality of transistors, and the second initialization voltage line and the driving voltage line overlap each other.
    Type: Grant
    Filed: April 1, 2021
    Date of Patent: April 4, 2023
    Inventors: Mi Na Kim, Seul Bee Lee, Kwang-Chul Jung, Yong Jun Jo
  • Publication number: 20230094302
    Abstract: A semiconductor device and an electronic system including the same are disclosed. The semiconductor device may include a substrate including a cell array region and a connection region, the cell array region comprising a center region and an outer region; an electrode structure including electrodes and pads; vertical structures on the cell array region and penetrating the electrode structure; and a separation insulating pattern penetrating and dividing an upper electrode, which is one of the electrodes, into at least two portions arranged in a second direction crossing the first direction. The separation insulating pattern comprises a first portion and a second portion, the first portion is between at least some of the central vertical structures, and the second portion is spaced apart from the first portion such that, when viewed in the plan view, the second portion is between at least some of the peripheral vertical structure.
    Type: Application
    Filed: May 18, 2022
    Publication date: March 30, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sung-Min HWANG, Dongsung WOO, Tae Gon LEE, Bongtae PARK, Jae-Joo SHIM, Tae-Chul JUNG
  • Publication number: 20230090811
    Abstract: Provided herein are an induction heating-type aerosol-generating article and device with improved heating efficiency. The induction heating-type aerosol-generating article according to some embodiments of the present disclosure includes a medium portion which includes an aerosol-forming substrate, a susceptor element which forms a closed loop to wrap around at least a portion of the medium portion and which is configured to, due to induction heating being performed therein, heat at least a portion of the medium portion, and an outer wrapper which wraps around at least a portion of the susceptor element. In this case, since the susceptor element is embedded in the aerosol-generating article and directly transmits heat to the medium portion, and an induced current may smoothly flow through the formed closed loop, heating efficiency may be significantly improved.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 23, 2023
    Applicant: KT&G CORPORATION
    Inventors: Jin Chul JUNG, Jang Won SEO, Min Seok JEONG, Gyoung Min GO, Hyung Jin BAE, Chul Ho JANG, Jong Seong JEONG
  • Publication number: 20230088954
    Abstract: An immobilized enzymatic reactor can include a wall defining a chamber having an inlet and an outlet; a solid stationary phase covalently linked to an enzyme and disposed within the chamber; and a pressure modulator in a fluid communication with the chamber and adapted to support continuous flow of a liquid sample comprising a polymer analyte through the inlet, over the solid stationary phase, and out of the outlet under a pressure between about 2,500 and 35,000 psi. In one example, the solid stationary phase includes inorganic/organic hybrid particles in an ultra performance liquid chromatography system, the enzyme is a protease, and the polymer analyte is a polypeptide. The immobilized enzymatic reactor can prepare an analyte for applications such as for hydrogen deuterium exchange mass spectrometry.
    Type: Application
    Filed: August 4, 2022
    Publication date: March 23, 2023
    Applicant: Waters Technologies Corporation
    Inventors: Joomi Ahn, Moon Chul Jung, Kevin D. Wyndham
  • Publication number: 20230072779
    Abstract: Provided is a pump for supplying a liquid. The pump includes: a tube including a pump chamber communicating with a chemical liquid inlet and a chemical liquid outlet, and configured to discharge a chemical liquid through a change in volume due to contraction and expansion; and a driving unit contracting or expanding the tube in a longitudinal direction, in which the tube includes: a flexible tube body including a pump chamber which has an increased internal volume when is contracted in a longitudinal direction and has a decreased internal volume when is expanded in the longitudinal direction, and which has a jar shape of which a radius is increased from the chemical liquid inlet to a center of the pump chamber, and the radius is decreased from the pump chamber to the chemical liquid outlet; a first flange provided at one end of the tube body and including the chemical liquid inlet; and a second flange provided at the other end of the tube body and including the chemical liquid outlet.
    Type: Application
    Filed: August 31, 2022
    Publication date: March 9, 2023
    Inventors: Young Jun SON, Byoung Doo CHOI, Sung Chul JUNG, Woo Sin JUNG, Young Un YUN, Woo Ram LEE, Ki Sang EUM
  • Publication number: 20230074991
    Abstract: An apparatus for treating a substrate includes a plurality of heat treatment chambers and a plurality of sensors that determine whether the plurality of heat treatment chambers are mounted. The number of the plurality of sensors corresponds to the number of the plurality of heat treatment chambers. The plurality of sensors are B contact sensors.
    Type: Application
    Filed: September 6, 2022
    Publication date: March 9, 2023
    Inventors: Sung Chul JUNG, Sang Bok HAN
  • Publication number: 20230063400
    Abstract: The memory device according to an embodiment may comprise a memory cell array in which memory cells of a latch structure are connected in a matrix form to word lines and bit lines and a peripheral circuit configured to supply a first voltage to the memory cells only in a developing section of a read operation for the memory cells and supply a second voltage which maintains data of the memory cells and lower than the first voltage in other sections. The peripheral circuit may be configured to supply the second voltage to the memory cells in all sections of a write operation for the memory cells.
    Type: Application
    Filed: July 14, 2022
    Publication date: March 2, 2023
    Inventors: Young Seung KIM, Min Chul JUNG, Scott Seung Moon YOO
  • Publication number: 20230063257
    Abstract: Provided herein are an induction heating-type aerosol generation device, which has a function of determining the suitability of an aerosol-generating article, and a control method thereof. The induction heating-type aerosol generation device according to some embodiments of the present disclosure includes a housing which has an accommodation space for accommodating an aerosol-generating article, an inductor disposed to surround at least a portion of the aerosol-generating article accommodated in the accommodation space, and configured to inductively heat the accommodated aerosol-generating article, and a controller which controls the inductor. The controller may apply a predetermined article determining frequency to the inductor, may measure an electrical signal that changes according to the applied article determining frequency, and may determine suitability of the accommodated aerosol-generating article only on the basis of a result of measurement of the electrical signal, without an additional sensor.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 2, 2023
    Applicant: KT&G CORPORATION
    Inventors: Jang Won SEO, Gyoung Min GO, Hyung Jin BAE, Chul Ho JANG, Min Seok JEONG, Jong Seong JEONG, Jin Chul JUNG