Patents by Inventor Chang-Won Lee

Chang-Won Lee 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: 11967492
    Abstract: The present disclosure relates to a thin film manufacturing apparatus including a chamber having an inner process space of a substrate, a substrate support unit connected to the chamber to support the substrate in the chamber, a heat source unit connected to the chamber and disposed opposite to the substrate support unit, a plasma generation unit connected to one side of the chamber to supply radicals between the substrate support unit and the heat source unit, and a baffle connected to the chamber and including a movement passage of the radicals therein and a plurality of first exhaust holes communicating with the movement passage, which are formed in a top surface thereof. The thin film manufacturing apparatus may improve uniformity of the thin film formed on the substrate.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: April 23, 2024
    Assignee: AP SYSTEMS INC.
    Inventors: Byoung Il Lee, Chang Kyo Kim, Chang Min Kwon, Seung Won Yu
  • Patent number: 11945461
    Abstract: Disclosed are a drunk driving prevention system and a method of controlling the system that includes a sensor module measuring a alcohol content in the exhaled breath of a driver during a breath-checking of the driver and a control module configured to check the intoxication state of the driver from the alcohol content measured by the sensor module to determine whether the breath-checking is complete and block an engine start when the breath-checking fails, wherein the control module includes a check unit displaying breath-checking guide information through a display unit and the check unit displays the breath-checking guide information based on an engine start input of the driver.
    Type: Grant
    Filed: July 29, 2022
    Date of Patent: April 2, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Yu Jin Jung, Yeon Su Kim, June Seung Lee, Chang Won Lee
  • Publication number: 20240103362
    Abstract: Disclosed herein is a method of printing a nanostructure including: preparing a template substrate on which a pattern is formed; forming a replica pattern having an inverse phase of the pattern by coating a polymer thin film on an upper portion of the template substrate, adhering a thermal release tape to an upper portion of the polymer thin film, and separating the polymer thin film from the template substrate; forming a nanostructure by depositing a functional material on the replica pattern; and printing the nanostructure deposited on the replica pattern to a substrate by positioning the nanostructure on the substrate, applying heat and pressure to the nanostructure, and weakening an adhesive force between the thermal release tape and the replica pattern by the heat.
    Type: Application
    Filed: September 19, 2023
    Publication date: March 28, 2024
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jong Min KIM, Seung Yong LEE, So Hye CHO, Ho Seong JANG, Jae Won CHOI, Chang Kyu HWANG
  • Publication number: 20240099635
    Abstract: Aspects of the subject disclosure may include, for example, an apparatus for measuring an electrocardiogram signal and storing the electrocardiogram signal merged with a user input. The apparatus includes a signal detector, a signal converter, a motion sensor sensing movements of the apparatus for measuring electrocardiogram signal in x, y, and z-axis directions, an input unit receiving at least one type of the user input from among a voice input, a button input, and a touch input, a processor receiving the user input, and a mounting part being made of a flexible material and is implemented to be attached to a body of the object such that the apparatus is worn through the mounting part as a patch type. Other embodiments are disclosed.
    Type: Application
    Filed: December 6, 2023
    Publication date: March 28, 2024
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Bang Won LEE
  • Publication number: 20240091759
    Abstract: Disclosed herein is a method of depositing a transition metal single-atom catalyst including preparing a carbon carrier, and depositing a transition metal single-atom catalyst on the carbon carrier, in which the carbon carrier is surface-treated by an oxidation process, and wherein the deposition is carried out by an arc plasma process.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jong Min KIM, Sang Hoon KIM, Chang Kyu HWANG, Seung Yong LEE, So Hye CHO, Jae Won CHOI
  • Patent number: 11936417
    Abstract: The present invention relates to a time-division duplex (TDD) antenna apparatus which can reduce signal loss, and thereby minimize the noise figure (NF) of a system and extend uplink coverage of the system, by separating a transmitter circuit from a receiver circuit of the antenna apparatus, and disposing a low noise amplifier (LNA) of the receiver circuit between a reception antenna and a reception filter of the receiver. A time-division duplex antenna apparatus according to an embodiment of the present invention includes: a transmitter which includes at least one transmission antenna module and transmits a downlink signal through a first path; a receiver which includes at least one reception antenna module and receives an uplink signal through a second path that is separated from the first path without any overlapping portions thereof; and a controller which controls the transmitter and the receiver in a time-division duplex manner.
    Type: Grant
    Filed: December 2, 2021
    Date of Patent: March 19, 2024
    Assignee: KMW INC.
    Inventors: Duk Yong Kim, Min Seon Yun, Bae Mook Jeong, Chang Seob Choi, Su Won Lee
  • Patent number: 11936052
    Abstract: Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: March 19, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jin Young Kim, Jong Min Kim, Hee-Young Park, So Young Lee, Hyun Seo Park, Sung Jong Yoo, Jong Hyun Jang, Hyoung-Juhn Kim, Chang Won Yoon, Jonghee Han
  • Publication number: 20240090121
    Abstract: A printed circuit board includes a first substrate portion including a plurality of first insulating layers, a plurality of first wiring layers respectively disposed on the plurality of first insulating layers, and a plurality of first adhesive layers respectively disposed between the plurality of first insulating layers to respectively cover the plurality of first wiring layers; and a second substrate portion disposed on the first substrate portion, and including a plurality of second insulating layers, a plurality of second wiring layers respectively disposed on the plurality of second insulating layers, and a plurality of second adhesive layers respectively disposed between the plurality of second insulating layers to respectively cover the plurality of second wiring layers.
    Type: Application
    Filed: November 22, 2023
    Publication date: March 14, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dae Jung BYUN, Jung Soo KIM, Sang Hyun SIM, Chang Min HA, Tae Hong MIN, Jin Won LEE
  • Publication number: 20240075988
    Abstract: An embodiment roof assembly for a vehicle includes a roof panel including a core, an upper skin attached to a top surface of the core, and a lower skin attached to a bottom surface of the core, a face sheet disposed above the roof panel, and a foam layer interposed between the roof panel and the face sheet.
    Type: Application
    Filed: March 21, 2023
    Publication date: March 7, 2024
    Inventors: Kyung Min Yu, Dong Won Kim, Chang Hun Lee, Min Jun Kim, Young Ju Kim, Hyun Chul Lee
  • Publication number: 20240073361
    Abstract: A remote consulting service apparatus may include: a first image collection unit configured to capture a first image displayed on a screen of a customer terminal; a first display unit on which the first image collected from the first image collection unit is displayed; and a control unit configured to perform control such that information input from a consultant is displayed on the first image displayed on the first display unit. The remote consulting service apparatus may further include a second image collection unit configured to capture a face image of the customer.
    Type: Application
    Filed: March 7, 2022
    Publication date: February 29, 2024
    Inventors: Joo Yong LEE, Myong Won SEO, Chang Young SO
  • Publication number: 20240067208
    Abstract: There is provided a VIL system-based autonomous driving function verification method. According to embodiments of the disclosure, a VIL system enables an autonomous vehicle to verify an autonomous driving function by interlocking with a virtual road environment in any other place, without having to go to a real test road corresponding to a simulated virtual road environment. Accordingly, an autonomous driving function can be rapidly verified based on a VIL system with respect to various virtual road environments without changing a driving place, so that speed and convenience in development of autonomous driving technology can be enhanced.
    Type: Application
    Filed: April 21, 2023
    Publication date: February 29, 2024
    Inventors: Young Bo SHIM, Kyoung Won MIN, Haeng Seon SON, Seon Young LEE, Chang Gue PARK
  • Publication number: 20240074258
    Abstract: An electronic device includes a display device, which may be fabricated using a described method. The display device includes a glass substrate including a first surface, a second surface opposite the first surface, and a side surface between the first surface and the second surface, an outermost structure on the first surface of the glass substrate and located adjacent to an edge of one side of the glass substrate, and a display area including a plurality of light emitting areas on the first surface of the glass substrate and located farther from the edge of the one side of the glass substrate than the outermost structure is. A minimum distance from the side surface of the glass substrate to the outermost structure is equal to 130 ?m or less.
    Type: Application
    Filed: May 5, 2023
    Publication date: February 29, 2024
    Inventors: Wan Jung KIM, Dong Jo KIM, Sun Hwa KIM, Young Ji KIM, Chang Sik KIM, Kyung Ah NAM, Hyo Young MUN, Yong Seung PARK, Yi Seul UM, Dae Sang YUN, Kwan Hee LEE, So Young LEE, Young Hoon LEE, Young Seo CHOI, Sun Young KIM, Ji Won SOHN, Do Young LEE, Seung Hoon LEE
  • Patent number: 11912102
    Abstract: An air conditioner for a vehicle including an air-conditioning case divided into a plurality of air passageways by a separation wall. A heating heat exchanger is disposed inside the air-conditioning case and exchanges heat with air to heat the interior of the vehicle. A perforated member is disposed at a downstream side of the heating heat exchanger and has a plurality of perforated holes through which the air passing the heating heat exchanger passes, and a partition wall is disposed between the heating heat exchanger and the perforated member to divide the air passageway of the air-conditioning case into a plurality of air passageways, wherein the partition wall is formed integrally with the perforated member.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: February 27, 2024
    Assignee: HANON SYSTEMS
    Inventors: Dong Won Lee, Jong Su Kim, Jae Woo Ko, Young Keun Kim, Chang Soo Bae, Jong Min Lee, Gyu Ik Han
  • Publication number: 20240056292
    Abstract: Provided is an electronic device, including a database and a processor, and the processor is configured to receive a user ID, at least one anonymous user ID corresponding to the user ID and location information of a user terminal from the user terminal, receive an unmanned aerial vehicle (UAV) ID, at least one anonymous UAV ID corresponding to the UAV ID and location information of an UAV from the UAV, and in response to receiving key exchange request information from the user terminal or the UAV, provide a key exchange protocol between the user terminal and the UAV based on the location information of the user terminal and the location information of the UAV.
    Type: Application
    Filed: December 23, 2020
    Publication date: February 15, 2024
    Inventors: Ik Rae JEONG, Jin Wook BYUN, Jae Yeol JEONG, Chang Won LEE, Myung Kil AHN
  • Patent number: 11897495
    Abstract: According to the present disclosure, a drunk driving prevention system including: an alcohol detection unit configured to detect a driver's inebriation through the breath test device provided in a vehicle; a computation unit configured, when the driver is detected to be in a drunk state by the alcohol detection unit, to compute a driving-possible time at which the drunk state is resolved in the future so that driving is possible; and a notification unit configured to output the driving-possible time or whether or not driving is possible through an infotainment system of the vehicle or a driver's terminal is disclosed.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: February 13, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Yu Jin Jung, Yeon Su Kim, June Seung Lee, Chang Won Lee
  • Publication number: 20230173917
    Abstract: An embodiment alcohol sensing system includes an air duct including a first opening and a second opening, the first opening being opened to an outside of the air duct, and a sensor module connected to the air duct at the second opening, the sensor module including a fan configured to rotate in opposite directions and an alcohol sensor configured to measure an alcohol content in air.
    Type: Application
    Filed: November 2, 2022
    Publication date: June 8, 2023
    Inventors: Seul Ki Jeon, Eung Hwan Kim, Yu Jin Jung, Yeon Su Kim, Chang Won Lee
  • Publication number: 20230057945
    Abstract: The present disclosure relates to a comb, and more particularly, to a hairbrush capable of conveniently dyeing hair by separating, that is, thinning a part of user's hair from other parts during dyeing. The highlighting comb includes a body formed to be elongated in a longitudinal direction; a plurality of comb teeth disposed in the body and disposed to cross the longitudinal direction of the body; and a plurality of first hook bristles disposed in the body, crossing the longitudinal direction of the body, and disposed on an opposite side of the comb teeth with respect to the body.
    Type: Application
    Filed: October 13, 2021
    Publication date: February 23, 2023
    Inventor: Chang Won Lee
  • Publication number: 20230044733
    Abstract: Disclosed is a system for preventing drunk driving of a vehicle, the system including: an input unit through which a transfer intention to transfer a control privilege of a vehicle from a registered driver to a passenger is input; a sobriety determination unit configured to determine a current driver's inebriation state through a breathalyzer provided in the vehicle when the transfer intention is input through the input unit; a driver verification unit configured to identify personal information of the current driver seated on a driver's seat; and a control unit configured to transfer the control privilege of the vehicle to the passenger when the passenger is measured as being able to drive by the sobriety determination unit and the passenger and the current driver are identified to be the same by the driver verification unit.
    Type: Application
    Filed: July 26, 2022
    Publication date: February 9, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Yu Jin JUNG, Yeon Su KIM, June Seung LEE, Chang Won LEE
  • Publication number: 20230040522
    Abstract: Disclosed are a drunk driving prevention system and a drunk driving prevention method using the system that includes a sensor module measuring the alcohol content in exhaled breath of a driver at the time of breath-checking of the driver and a control module configured to check an intoxication state of the driver based on the alcohol content measured by the sensor module to determine whether or not a breath-checking is complete and block an engine start when the breath-checking fails, wherein the control module includes a bypass control unit switching a vehicle into a drivable state when the breath-checking fails.
    Type: Application
    Filed: July 29, 2022
    Publication date: February 9, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Yu Jin JUNG, Chang Won LEE, June Seung LEE, Yeon Su KIM
  • Publication number: 20230041464
    Abstract: According to the present disclosure, a drunk driving prevention system including: an alcohol detection unit configured to detect a driver's inebriation through the breath test device provided in a vehicle; a computation unit configured, when the driver is detected to be in a drunk state by the alcohol detection unit, to compute a driving-possible time at which the drunk state is resolved in the future so that driving is possible; and a notification unit configured to output the driving-possible time or whether or not driving is possible through an infotainment system of the vehicle or a driver's terminal is disclosed.
    Type: Application
    Filed: July 28, 2022
    Publication date: February 9, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Yu Jin JUNG, Yeon Su KIM, June Seung LEE, Chang Won LEE