Patents by Inventor Tae-Woo Lee

Tae-Woo 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).

  • Publication number: 20240170678
    Abstract: Disclosed are an anode including a core part and a binder and a secondary battery including the same. Particularly, a coating layer including a polymer is provided between the core part and the binder and thus blocks electron transport paths from the core part to the binder. Thereby, decomposition of the binder is suppressed, and thus, the charge capacity and the initial Coulombic efficiency of the secondary battery are increased.
    Type: Application
    Filed: March 9, 2023
    Publication date: May 23, 2024
    Inventors: Yong Il Cho, Geun Ho Choi, Hannah Song, Hyun Jin Kim, Hyeon Ha Lee, Chan Bum Park, Jang Wook Choi, Tae Geun Lee, Ji Woo An
  • Publication number: 20240167820
    Abstract: An embodiment method of recognizing a parking floor for a vehicle includes recognizing a spot at which the vehicle enters a parking deck, obtaining an inclination signal indicating an inclination trajectory of the vehicle traveling during a parking period from entry to the parking deck to parking, obtaining an inclination pulse of the inclination signal based on a reference inclination value, and determining a floor number of the parking deck on which the vehicle is parked using the inclination pulse.
    Type: Application
    Filed: June 6, 2023
    Publication date: May 23, 2024
    Inventors: Tae Young Heo, Nam Chung Paik, Kyu Nam Choi, Ja Ho Koo, Jung Eun Lee, Seung Eun Kim, Seung Woo Ha
  • Publication number: 20240168216
    Abstract: A button lighting module is provided including: a light guide plate which has a button through-hole formed in a thickness direction to allow a button device configured to input a command to pass therethrough and has a light refractor provided around the button through-hole to refract a light path upward; and a light source which is configured to radiate light so that the light is incident on the light guide plate through an outer peripheral side surface of the light guide plate.
    Type: Application
    Filed: May 22, 2023
    Publication date: May 23, 2024
    Inventors: Joong Won LEE, Ho Jun KWAK, Hyun Woo LEE, Tae Jung YOON, Chan Hwan KIM
  • Publication number: 20240163278
    Abstract: Disclosed is a user authentication-based packet classification method and apparatus for providing differentiated security services in a ship network. A user authentication-based packet classification method includes receiving an authorization code request message from a user terminal including a client, authenticating and authorizing a user of the client based on the authorization code request message, transmitting an authorization code response message to the user terminal in response to the authorization code request message, receiving an access token request message from the user terminal based on the authorization code response message, and transmitting an access token response message including an access token to the user terminal in response to the access token request message.
    Type: Application
    Filed: August 7, 2023
    Publication date: May 16, 2024
    Inventors: Jin Hyeok OH, Keon YUN, Sun Woo YUN, Sang Min LEE, Myong Cheol LIM, Sang Gyoo SIM, Tae Gyun KIM
  • Publication number: 20240158692
    Abstract: The present inventive concept relates to an in situ core/shell perovskite nanocrystal film formed by an in situ nanocrystal synthesis process, a method for producing the same, and a light emitting device comprising the same as a light-emitting layer. The in situ core/shell perovskite nanocrystal film formed by the in situ nanocrystal synthesis process according to the present inventive concept exhibits a strong charge confinement effect by nanocrystal formation, and can simultaneously greatly improve the luminescence efficiency and lifetime by maintaining the fast charge transport capability of polycrystalline perovskite.
    Type: Application
    Filed: October 11, 2023
    Publication date: May 16, 2024
    Inventors: Tae-Woo LEE, Joo Sung KIM
  • Publication number: 20240162824
    Abstract: An embodiment vehicle includes a DC/DC converter having a first power terminal connected to a first electrode of a first battery, a second power terminal connected to a first electrode of a second battery, and a load terminal connected to a first end of an electric load, and including a switching circuit, a transformer, and a rectifier circuit, and a controller configured to set an operation mode of the DC/DC converter to a low-voltage DC/DC converter (LDC) mode or a state-of-charge (SOC) balancing mode, wherein the DC/DC converter is configured to step down a voltage of the first power terminal through the switching circuit, the transformer, and the rectifier circuit and output the voltage to the load terminal when the LDC mode is performed and to control power transfer between the first and second power terminals through the switching circuit when the SOC balancing mode is performed.
    Type: Application
    Filed: April 14, 2023
    Publication date: May 16, 2024
    Inventors: Tae Jong Ha, Jun Young Lee, Dae Woo Lee, Byung Gu Kang
  • Patent number: 11982018
    Abstract: A semiconductor nanocrystal particle, a production method thereof, and a light emitting device including the same. The semiconductor nanocrystal particle includes a core including a first semiconductor nanocrystal, a first shell surrounding the core, the first shell including a second semiconductor nanocrystal including a different composition from the first semiconductor nanocrystal, a second shell surrounding the first shell, the second shell including a third semiconductor nanocrystal including a different composition from the second semiconductor nanocrystal, wherein the first semiconductor nanocrystal includes zinc and sulfur; wherein the third semiconductor nanocrystal includes zinc and sulfur; wherein an energy bandgap of the second semiconductor nanocrystal is less than an energy bandgap of the first semiconductor nanocrystal and less than an energy bandgap of the third semiconductor nanocrystal; and wherein the semiconductor nanocrystal particle does not include cadmium.
    Type: Grant
    Filed: November 4, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin A Kim, Yuho Won, Sung Woo Kim, Tae Hyung Kim, Jeong Hee Lee, Eun Joo Jang
  • Patent number: 11981851
    Abstract: A quantum dot including a core comprising a first semiconductor nanocrystal including a zinc chalcogenide and a semiconductor nanocrystal shell disposed on the surface of the core and comprising zinc, selenium, and sulfur. The quantum dot does not comprise cadmium, emits blue light, and may exhibit a digital diffraction pattern obtained by a Fast Fourier Transform of a transmission electron microscopic image including a (100) facet of a zinc blende structure. In an X-ray diffraction spectrum of the quantum dot, a ratio of a defect peak area with respect to a peak area of a zinc blende crystal structure is less than about 0.8:1. A method of producing the quantum dot, and an electroluminescent device including the quantum dot are also disclosed.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang, Yong Seok Han, Heejae Chung
  • Patent number: 11981852
    Abstract: A quantum dot including: a core including a first semiconductor nanocrystal material including zinc, tellurium, and selenium; and a semiconductor nanocrystal shell disposed on the core, the semiconductor nanocrystal shell including zinc, selenium, and sulfur, wherein the quantum dot does not include cadmium, and in the quantum dot, a mole ratio of the sulfur with respect to the selenium is less than or equal to about 2.4:1. A production method of the quantum dot and an electronic device including the same are also disclosed.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yuho Won, Sung Woo Kim, Jin A Kim, Jeong Hee Lee, Tae Hyung Kim, Eun Joo Jang
  • Publication number: 20240153104
    Abstract: The disclosed embodiment provides an apparatus and method for measuring eye movement, that can accurately measure eye movement by determining the eye position at high speed and high resolution even with a low-cost camera by using a phase mask and rolling shutter method instead of a lens, and can perform early diagnosis of neurological diseases, etc. based on the measured eye movement.
    Type: Application
    Filed: November 2, 2022
    Publication date: May 9, 2024
    Inventors: Seung Ah LEE, Tae Young KIM, Kyung Won LEE, Nak Kyu BAEK, Jae Woo JUNG
  • Publication number: 20240151554
    Abstract: The present disclosure provides a method and an apparatus for quickly and accurately evaluating a trajectory of a projectile such as a satellite launching rocket or a missile by comparing the trajectory with a reference trajectory. The trajectory evaluation method includes: acquiring time series positioning data for a target and predetermined reference trajectory information; and mapping points representing the time series positioning data on a graph into corresponding points on a reference trajectory representing the predetermined reference trajectory information while relocating each mapped point onto a relocatable section taking into account a movable range dependent on a speed of the target, and determining a maximum value of distances moved by the points while the points are mapped and relocated as a similarity between the time series positioning data and the reference trajectory.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 9, 2024
    Applicant: POSTECH Research and Business Development Foundation
    Inventors: Hee Kap AHN, Tae Hoon AHN, Ji Woo PARK, Seung Jun LEE
  • Publication number: 20240155857
    Abstract: Provided are a perovskite optoelectronic device containing an exciton buffer layer, and a method for manufacturing the same. The optoelectronic device of the present inventive concept comprises: an exciton buffer layer in which a first electrode, a conductive layer disposed on the first electrode and comprising a conductive material, and a surface buffer layer containing fluorine-based material having lower surface energy than the conductive material are sequentially deposited; a photoactive layer disposed on the exciton buffer layer and containing a perovskite photoactive layer; and a second electrode disposed on the photoactive layer. Accordingly, a perovskite is formed with a combined FCC and BSS crystal structure in a nanoparticle photoactive layer. The present inventive concept can also form a lamellar or layered structure in which an organic plane and an inorganic plane are alternatively deposited; and an exciton can be bound by the inorganic plane, thereby being capable of expressing high color purity.
    Type: Application
    Filed: December 22, 2023
    Publication date: May 9, 2024
    Inventors: Tae-Woo LEE, Sanghyuk IM, Himchan CHO, Young-Hoon KIM
  • Patent number: 11977703
    Abstract: A touch detection module, includes: a plurality of driving electrodes arranged side by side; a plurality of sensing electrodes staggered with respect to the driving electrodes; and a touch driving circuit configured to supply touch driving signals to the plurality of driving electrodes and to detect touch detection signals through the plurality of sensing electrodes to identify touch position coordinates, wherein the touch driving circuit is configured: to vary frequency modulation parameter set values in response to a change in a frequency of reference clocks, and to generate and supply a frequency of the touch driving signals by using the reference clocks and a varied frequency modulation parameter set value.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: May 7, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Woo Park, Min Hong Kim, Tae Joon Kim, Il Ho Lee, Wan Kee Jun
  • Patent number: 11975296
    Abstract: A pore-filled ion exchange polyelectrolyte composite membrane from which the surface ion exchange polyelectrolyte has been removed and a method of manufacturing the same are provided. The ion exchange polyelectrolyte composite membrane exhibits low film resistance and low in-plane-direction swelling degree, and has a smaller film-thickness than a commercial film, and thus, can be used for various purposes. In addition, since the pore-filled ion exchange polyelectrolyte composite membrane is continuously manufactured through a roll-to-roll process, the manufacturing process is simple, and manufacturing costs can be greatly reduced.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: May 7, 2024
    Assignee: Toray Advanced Materials Korea Inc.
    Inventors: Young Woo Choi, Mi Soon Lee, Tae Young Kim, Young Gi Yoon, Beom Jun Kim, Min Ho Seo, Chi Young Jung, Jong Min Lee, Nam-jo Jeong, Seung Cheol Yang, Ji Yeon Choi
  • Patent number: 11976039
    Abstract: Method of producing aromatic hydrocarbons including: supplying a raw material stream to a C6 separation column, supplying an upper discharge stream from the C6 separation column to a first gasoline hydrogenation unit, and supplying a lower discharge stream from the C6 separation column to a C7 separation column; supplying an upper discharge stream from the C7 separation column to a hydrodealkylation reaction unit and supplying a lower discharge stream from the C7 separation column to a C8 separation column; separating benzene from discharged streams from the first gasoline hydrogenation unit and the hydrodealkylation reaction unit; removing a lower discharge stream from the C8 separation column and supplying an upper discharge stream from the C8 separation column to a second extractive distillation column; and separating styrene from a lower discharge stream of the second extractive distillation column and separating xylene from an upper discharge stream of the second extractive distillation column.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: May 7, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Sung June Hwang, Tae Woo Kim, Sung Kyu Lee
  • Patent number: 11974498
    Abstract: Disclosed are a compound for an organic light-emitting device, and an organic light-emitting diode comprising the same and exhibiting high efficiency. More particularly, the compound has a specific structure represented by Chemical Formula A or B and is used as a material for a hole injection layer or a hole transport layer in an organic light-emitting diode to confer high efficiency on the organic light-emitting diode. Chemical Formulas A and B are as defined in the description.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: April 30, 2024
    Assignee: SFC CO., LTD.
    Inventors: Seung-Soo Lee, Tae Gyun Lee, Sang-woo Park
  • Publication number: 20240131460
    Abstract: Disclosed are a filter fastening unit assembly and a filter fastening unit. The filter fastening unit assembly includes a filter, and a filter fastening unit, to which the filter is coupled, the filter fastening unit includes a base having a base opening opened toward a first direction that is one direction that is perpendicular to an upward/downward direction, a housing disposed in the base opening, connected to the base to be movable upwards and downwards, and having a housing opening opened toward the first direction, a filter coupling part coupled to an upper side of the base, and including an introduction passage, though which water is introduced, and a discharge passage, through which the water is discharged, and a lever connected to the base to be rotatable, and connected to the housing to be rotatable.
    Type: Application
    Filed: October 12, 2023
    Publication date: April 25, 2024
    Inventors: Min Seop Oh, Chan Woo Lee, Tae Seop Shin
  • Patent number: 11964161
    Abstract: Disclosed is a plasma generator. The plasma generator may include a gripping portion including at least one interface unit configured to receive an input from a user; a head portion including a plasma generating portion configured to generate the plasma; a first cartridge configured to detachably couple at a first end of the head portion and generate the plasma over a predetermined region; and a light irradiation portion provided at a second end of the head portion.
    Type: Grant
    Filed: August 4, 2023
    Date of Patent: April 23, 2024
    Assignee: GCS Co., Ltd.
    Inventors: Chang Sik Kim, Tae Yong Kim, Myeong Woo Kim, Hyuk Namgoong, Ha Yun Lee
  • Publication number: 20240130164
    Abstract: A display device includes a substrate and a plurality of unit pixels disposed on the substrate. Each unit pixel includes a plurality of sub-pixels, a plurality of light sensing pixels, and a plurality of partition wall members. Each of the sub-pixels includes a light emitting element that emits light and a light emitting area from which the light is emitted. Each of the light sensing pixels includes a light receiving element that outputs a sensing signal corresponding to the light and a light receiving area that receives the light. In a plan view, each of the partition wall members surrounds the corresponding light receiving area and overlaps at least some of the sub-pixels.
    Type: Application
    Filed: July 17, 2023
    Publication date: April 18, 2024
    Inventors: Byung Han YOO, Jung Woo PARK, Tae Kyung AHN, Gun Hee KIM, Dae Young LEE
  • Publication number: 20240128507
    Abstract: Provided are an electrolyte for a rechargeable lithium battery including a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive is a composition including a first compound and a second compound, the first compound is a cesium salt compound, and the second compound represented by Chemical Formula 1, and a rechargeable lithium battery including the same. Details of Chemical Formula 1 are as described in the specification.
    Type: Application
    Filed: March 30, 2022
    Publication date: April 18, 2024
    Inventors: Sanghyung KIM, Tae Jin LEE, Minseo KIM, Myungheui WOO, Hyejin PARK, Sanghoon KIM, Dahyun KIM, Bokyung RYU