Patents by Inventor Won-Ho Lee

Won-Ho 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: 12272767
    Abstract: An embodiment discloses an ultraviolet light emitting element including: a light emitting structure including a first conductive semiconductor layer, a second conductive semiconductor layer, an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer, and an etched region in which the first conductive semiconductor layer is exposed; a first insulating layer disposed on the light emitting structure and including a first hole which exposes a portion of the etched region; a first electrode electrically connected to the first conductive semiconductor layer; and a second electrode electrically connected to the second conductive semiconductor layer, wherein the light emitting structure includes an intermediate layer regrown on the first conductive semiconductor layer exposed in the first hole, the first electrode is disposed on the intermediate layer, the etched region includes a first etched region disposed at an inner side and a second etched region disp
    Type: Grant
    Filed: May 11, 2023
    Date of Patent: April 8, 2025
    Assignee: Photon Wave Co., Ltd.
    Inventors: Youn Joon Sung, Seung Kyu Oh, Jae Bong So, Gil Jun Lee, Won Ho Kim, Tae Wan Kwon, Eric Oh, Il Gyun Choi, Jin Young Jung
  • Patent number: 12270754
    Abstract: The present invention relates to an apparatus for evaluating drying quality of an electrode, and the apparatus includes: an oven configured to provide a space in which an electrode is dried; a measuring unit configured to be positioned at an outlet of the oven and measure a color coordinate value of an electrode active material layer with respect to the dried electrode; and an determination unit configured to determine whether the electrode is dry from the color coordinate value, wherein the determination unit sets a reference value, and determines that a dry state of the electrode is defective if the measured color coordinate value is less than the reference value, and a difference between the measured color coordinate value and the reference value is more than a preset value.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: April 8, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Kyung Mee Lee, Won Seok Cho, Hyun Jin Yang, Kyoung Ho Kim, Myung Han Lee
  • Patent number: 12266292
    Abstract: A display device includes a display unit including pixels connected to data lines and scan lines, first and second temperature sensors for sensing first and second temperatures of the display unit, a data driver configured to generate a data signal configured to be supplied to the data lines using output data, and attached to a first printed circuit board configured to be fixed to a rear surface of the display unit, a timing controller configured to generate the output data using input data, and attached to a second printed circuit board configured to be fixed to the rear surface of the display unit, and a storage having a temperature weight table including a weight corresponding to the first and second temperatures and a plurality of temperature tables including temperature information of the display unit corresponding to an attachment position of the second printed circuit board.
    Type: Grant
    Filed: July 14, 2023
    Date of Patent: April 1, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Jin Seo, Tae Wan Kim, Hwa An Sung, Hyun Sik Yoon, Jeong Ah Lee, Dae Ho Hwang
  • Patent number: 12261920
    Abstract: The present invention relates to a device and method for implementing dynamic-service-oriented communication between vehicle applications on an AUTomotive Open System ARchitecture (AUTOSAR) adaptive platform (AP). A machine including an electronic control unit (ECU) to which the portable operating system interface (POSIX) operating system (OS) is ported and implementing dynamic-service-oriented communication between vehicle applications on an AUTOSAR AP includes a skeleton which is an application for providing a service on the platform, a proxy which is an application using the service on the platform, and a service communication management (CM) which is an application for brokering service-oriented communication between vehicle applications on the platform.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: March 25, 2025
    Assignee: POPCORNSAR CO., LTD.
    Inventors: Yun Ki Choi, Yong Ho Lee, Won Seok Choi, Kap Hyun Kim
  • Patent number: 12257280
    Abstract: A pharmaceutical composition and a health functional food composition for preventing, treating, or improving muscular diseases have licorice extract or a fraction thereof, or a compound isolated therefrom or a pharmaceutically acceptable salt thereof, as an active ingredient. The licorice extract or a fraction thereof, the compound or salt thereof induce the myoblasts proliferation and promote the differentiation into myotubes, and since the licorice extract or a fraction thereof, the compound or salt thereof has an excellent effect on regenerating damaged muscles, various muscle diseases are effectively prevented, improved or treated using the composition.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: March 25, 2025
    Assignee: NEO CREMAR CO., LTD.
    Inventors: Inho Choi, Eun Ju Lee, So-young Park, Yong-Ho Lee, Jin Yeul Ma, Won-Kyung Cho, Hye Jin Yang
  • Patent number: 12261246
    Abstract: A display device comprises a first electrode and a second electrode on a substrate, a first insulating layer on the first electrode and the second electrode, light emitting elements on the first insulating layer each having a first end on the first electrode and a second end on the second electrode, a first connection electrode disposed on the first electrode and electrically contacting the first end of each of the light emitting elements, a second connection electrode disposed on the second electrode and electrically contacting the second end of each of the light emitting elements, a second insulating layer on the light emitting elements, the first connection electrode and the second connection electrode, and a third connection electrode disposed on the second insulating layer and electrically contacting the light emitting elements through an opening formed in the second insulating layer that partially exposes the light emitting elements.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Jung Hyun Ahn, Won Ho Lee, Hae Yun Choi
  • Patent number: 12261245
    Abstract: A display device includes a first electrode, a second electrode spaced apart from the first electrode and facing the first electrode, a first insulating layer disposed to at least partially cover the first electrode and the second electrode, a second insulating layer disposed on at least a part of the first insulating layer, and a light-emitting element disposed on the second insulating layer between the first electrode and the second electrode, wherein at least a part of a lower surface of the light-emitting element is chemically bonded to the second insulating layer.
    Type: Grant
    Filed: December 22, 2023
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Hoon Jung, Won Ho Lee, Hyun Deok Im
  • Publication number: 20250084196
    Abstract: An aspect of the present invention is to provide a fluorine-based polymer showing a significantly low dielectric constant of less than 1.8 and a fluorine-based polymer composition including the same. The fluorine-based polymer provided in an aspect of the present invention shows a very low dielectric constant, wherein the polymer is not only a pollution-reducing material generating no harmful substance, but may also be utilized as a coating material in various fields due to high adhesiveness. Furthermore, a polymer film employing the polymer as a material has a volume resistance of about 5.8×1015 Ohmcm, showing an excellent resistance value as an insulating material.
    Type: Application
    Filed: July 4, 2022
    Publication date: March 13, 2025
    Inventors: Eun-Ho SOHN, Won Wook SO, In Joon PARK, Bong Jun CHANG, Hong Suk KANG, Ju Hyeon KIM, Ji Hoon BAIK, Sang Goo LEE, Hyeon Jun HEO, Shin Hong YOOK, Dong Je HAN, Ji Young LEE
  • Patent number: 12248360
    Abstract: A storage device and a storage system including the same are provided. The storage device includes a nonvolatile memory with a valid page and a free page; a temperature sensor configured to sense a temperature of the nonvolatile memory; and a storage controller configured to implement: a patrol read module configured to read valid data stored in the valid page and identify a number of errors in the read valid data according to a set time period, and a retention module configured to, based on the temperature or the number of errors, read the valid data stored in the valid page, and write the valid data to the free page while controlling a threshold voltage distribution width corresponding to a value of the valid data written to the free page.
    Type: Grant
    Filed: September 26, 2023
    Date of Patent: March 11, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chul Ho Lee, Ki Jong Nam, Won-Gi Hong
  • Patent number: 12249029
    Abstract: A method for displaying a virtual space at various point-in-times is provided, which is performed by one or more processors and includes displaying a user's avatar on a current first virtual space, in response to receiving a first user input selecting a first graphical object associated with a movement between point-in-times, displaying a user interface including a plurality of point-in-time information associated with the first virtual space, receiving, from a user, a selection of a first point-in-time from among the plurality of point-in-time information, and playing back a first event associated with the first virtual space recorded at the first point-in-time.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: March 11, 2025
    Assignee: Line Plus Corporation
    Inventors: So Jin Ye, Juhee Kim, Ki Ho Park, Jae Wook Song, Kang Su Shin, Jun Ho Lee, Ha Jin Lee, Won Jean Jo, Si Hyun Jin, Baek Bum Pyun
  • Publication number: 20250078732
    Abstract: Provided herein may be a display device including a display panel including a sub-pixel, and a light sensor configured to generate a sensing signal corresponding to a quantity of received light, and including a first sensing transistor configured to generate the sensing signal, and including a back gate electrode configured to receive a sensing gate signal, a second sensing transistor configured to provide the sensing signal to a readout line in response to the sensing gate signal, and a light-receiving element connected to a control node of the first sensing transistor, and a display panel driver configured to drive the display panel.
    Type: Application
    Filed: May 17, 2024
    Publication date: March 6, 2025
    Inventors: Won Jun LEE, Chol Ho KIM
  • Publication number: 20250078136
    Abstract: Proposed is a method for product recommendation by a server. The method may include receiving a gift recommendation request from a first user terminal for a second user, checking available basic information of the second user, and determining a first recommendation information based on the basic information, wherein the first recommendation information comprises a first recommendation reason and at least one product related to the first recommendation reason. The method may also include determining a second recommendation information not based on the basic information, wherein the second recommendation information comprises a second recommendation reason and at least one product related to the second recommendation reason. The method may further include providing recommendation information comprising the first and second recommendation information to the first user terminal. The first recommendation information may be prioritized for display over the second recommendation information.
    Type: Application
    Filed: August 19, 2024
    Publication date: March 6, 2025
    Inventors: Ji Hye PARK, Min Seok KIM, Min A KIM, Won Jun JANG, Do Eun KIM, Kyu Min CHOI, Andrew Ho Jun YANG, Eun Soo KIM, Young Woo CHOI, Lim Ah LEE, Hye Jin KIM, Hye Young KANG, Soo Yeon NA, Hyo Eun LEE, Min Seong KIM, Jae Heon KIM, Min Jeong KIM
  • Patent number: 12243953
    Abstract: An apparatus for manufacturing a light emitting display device includes a stage, and at least one electric-field application module disposed on at least one side of the stage. The apparatus further includes at least one of: at least one printing head disposed above the stage, and a heating element disposed adjacent the stage. The at least one electric-field application module includes a probe head having at least one probe pin, and a driver connected to the probe head to move the probe head.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: March 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong Hyuk Kang, Won Ho Lee, Hyun Deok Im, Young Hoi Kim, Jin Young Kim, Hyun Min Cho, Hae Yun Choi
  • Publication number: 20250070226
    Abstract: Disclosed are an ionic liquid, an electrolyte including the ionic liquid, and a lithium secondary battery including the same. The ionic liquid is capable of forming a film having high ionic conductivity on an anode upon reductive decomposition of cations contained therein, and delaying the decomposition of anions.
    Type: Application
    Filed: March 19, 2024
    Publication date: February 27, 2025
    Inventors: Kyu Ju Kwak, Ji Yong Lee, Won Keun Kim, Eun Ji Kwon, Yeon Jong Oh, Ji Ho Lim, Dong Hyun Lee, Sang Su Lee, Kyoung Han Ryu, Samuel Seo
  • Publication number: 20250070278
    Abstract: An energy storage system of disclosed technology include: a plurality of battery racks, each of the plurality of battery racks structured to support a plurality of battery cells; a management controller configured to be in communication with and to control the battery cells in the plurality of battery racks; and one or more connection lines configured to connect the management controller to the plurality of battery racks to form a network.
    Type: Application
    Filed: June 25, 2024
    Publication date: February 27, 2025
    Inventors: Jong Ho SEOK, Yong Uk KIM, Won Seok DO, Bon A GOO, Chan Ho PARK, Woo Jin LEE
  • Patent number: 12237364
    Abstract: A display device includes: a first sub-pixel having a first emission area and a first sub-area adjacent to each other in a first direction; and a bank extending around a portion of the first emission area and the first sub-area. The bank includes: a first wall extending around the first sub-area; and a second wall adjacent to the first emission area in a second direction crossing the first direction. The second wall and the first wall are spaced apart from each other in the first direction.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: February 25, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Deok Im, Buem Joon Kim, Won Ho Lee, Hae Yun Choi
  • Patent number: 12236853
    Abstract: A pixel includes a first transistor generating current from a first power source line to a second power source line through a light-emitting element, a second transistor between a third power source line and a gate electrode of the first transistor, a third transistor between a data line and a gate electrode of the second transistor and controlled by a first signal, a fourth transistor between a fourth power source line and a first node and controlled by a second signal, a first capacitor between the gate electrode of the first transistor and the first node, and a second capacitor between the gate electrode of the second transistor and a sweep voltage line providing a sweep voltage that linearly changes from a first voltage level to a second voltage level, and nonlinearly changes from the second voltage level to a third voltage level when the third transistor is on.
    Type: Grant
    Filed: August 29, 2023
    Date of Patent: February 25, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Jun Lee, Yong Bin Kim, Chol Ho Kim
  • Publication number: 20250061854
    Abstract: An embodiment provides a data driver for a display and a sensing circuit thereof, and the sensing circuit comprises: an analog front end circuit which generates an input voltage; a sample-and-hold circuit which stores a first sampling voltage according to the input voltage and generates a second sampling voltage obtained by converting the first sampling voltage; and an amplifier circuit which generates a sensing voltage according to the second sampling voltage.
    Type: Application
    Filed: November 18, 2022
    Publication date: February 20, 2025
    Applicant: LX SEMICON CO., LTD.
    Inventors: Young Ho SHIN, Won KIM, Seong Geon KIM, Taiming PIAO, Byeon Cheol LEE
  • Patent number: 12224306
    Abstract: A pixel includes a light emitting area including a central portion and an outer portion, a non-light emitting area surrounding the light emitting area, a first electrode and a second electrode that are spaced apart from each other in the light emitting area, and a first light emitting element disposed between the first electrode and the second electrode. The first electrode and the second electrode are spaced apart from each other at a first interval in the central portion, and are spaced apart from each other at a second interval in the outer portion. The second interval is larger than the first interval. An interval between the first electrode and the second electrode gradually increases from the central portion to the outer portion.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: February 11, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eun A Cho, Jong Hyuk Kang, Won Ho Lee
  • Patent number: 12222315
    Abstract: Provided is a sensing method of a FET-type sensor using electric charge storage engineering. The sensing method comprises the following steps to improve reactivity and selectivity to a gas to be sensed: (a) applying a preset erase voltage (Erase bias) or program voltage (Program bias) to the control gate according to the type of gas to be sensed to change a threshold voltage of the FET transducer and control the charge at an interface between the passivation layer and the sensing material layer; and (b) in the recovery phase where the gas detection reaction is terminated and the original state is returned, applying a pre-bias greater or less than a read voltage to the control gate according to the type of gas detected, and then applying the read voltage to the drain and the source of the FET transducer to increase the desorption rate of the detected gas.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: February 11, 2025
    Assignee: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Jong-Ho Lee, Won-Jun Shin