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: 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: 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
  • 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
  • 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
  • Publication number: 20240128508
    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 includes a second compound represented by Chemical Formula 1A or Chemical Formula 1B, and a rechargeable lithium battery including the same. Details of the above Chemical Formula 1A and Chemical Formula 1B are as described in the specification.
    Type: Application
    Filed: March 30, 2022
    Publication date: April 18, 2024
    Inventors: Minseo KIM, Tae Jin LEE, Myungheui WOO, Dahyun KIM
  • Patent number: 11961679
    Abstract: A multilayer capacitor includes a body including a plurality of dielectric layers and a plurality of internal electrodes stacked in a first direction, and external electrodes, wherein the body includes an active portion, a side margin portion covering at least one of a first surface and a second surface of the active portion opposing each other in a second direction, and a cover portion covering the active portion in the first direction, respective dielectric layers among the plurality of dielectric layers include a barium titanate-based composition, the dielectric layer of the side margin portion includes Sn, and a content of Sn in the dielectric layer of the side margin portion is different from that of Sn in the dielectric layer of the active portion, and the dielectric layer of the side margin portion includes at least some grains having a core-shell structure.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Woo Kim, Eun Jung Lee, Jong Suk Jeong, Chun Hee Seo, Jong Hoon Yoo, Tae Hyung Kim, Ho Sam Choi, Sim Chung Kang
  • Patent number: 11961903
    Abstract: A power semiconductor device includes a semiconductor layer of silicon carbide (SiC), at least one trench that extends in one direction, a gate insulating layer disposed on at least an inner wall of the at least one trench, at least one gate electrode layer disposed on the gate insulating layer, a drift region disposed in the semiconductor layer at least on one side of the at least one gate electrode layer, a well region disposed in the semiconductor layer to be deeper than the at least one gate electrode layer, a source region disposed in the well region, and at least one channel region disposed in the semiconductor layer of one side of the at least one gate electrode layer between the drift region and the source region.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: April 16, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Jeong Mok Ha, Hyuk Woo, Sin A Kim, Tae Youp Kim, Ju Hwan Lee, Min Gi Kang, Tae Yang Kim
  • Patent number: 11958131
    Abstract: Disclosed are an aluminum-coated blank, a manufacturing method thereof, and an apparatus for manufacturing the same. The blank includes two or more aluminum-coated steel sheets connected together by a joint, each of the steel sheets including: a base steel sheet including 0.01-0.5 wt % of carbon, 0.01-1.0 wt % of silicon, 0.5-3.0 wt % of manganese, greater than 0 but not greater than 0.05 wt % of phosphorus, greater than 0 but not greater than 0.01 wt % of sulfur, greater than 0 but not greater than 0.1 wt % of aluminum, greater than 0 but not greater than 0.001 wt % of nitrogen, and the balance of iron and other inevitable impurities; and a coating layer including aluminum and formed on at least one surface of the base steel sheet.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: April 16, 2024
    Assignee: Hyundai Steel Company
    Inventors: Chang Yong Lee, Jeong Seok Kim, Sung Ryul Kim, Tae Woo Kwon
  • Publication number: 20240119948
    Abstract: Provided is an encoding apparatus for integrally encoding and decoding a speech signal and a audio signal, and may include: an input signal analyzer to analyze a characteristic of an input signal; a stereo encoder to down mix the input signal to a mono signal when the input signal is a stereo signal, and to extract stereo sound image information; a frequency band expander to expand a frequency band of the input signal; a sampling rate converter to convert a sampling rate; a speech signal encoder to encode the input signal using a speech encoding module when the input signal is a speech characteristics signal; a audio signal encoder to encode the input signal using a audio encoding module when the input signal is a audio characteristic signal; and a bitstream generator to generate a bitstream.
    Type: Application
    Filed: June 21, 2023
    Publication date: April 11, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Kwangwoon University Industry-Academic Collaboration Foundation
    Inventors: Tae Jin LEE, Seung-Kwon BAEK, Min Je KIM, Dae Young JANG, Jeongil SEO, Kyeongok KANG, Jin-Woo HONG, Hochong PARK, Young-Cheol PARK
  • Publication number: 20240121924
    Abstract: A water-cooled heat dissipation module assembly capable of cooling a power module of a vehicle driving inverter system using a battery or fuel cell. The water-cooled heat dissipation module assembly includes a housing unit provided in the form of a housing having an opening portion at least partially opened at one side thereof. The housing unit and at least a part of a rim region of the cooling unit are made of a plastic material, and the housing unit and the cooling unit are joined to each other by plastic welding using a laser.
    Type: Application
    Filed: August 4, 2022
    Publication date: April 11, 2024
    Inventors: Kwan Ho RYU, Jeong Keun LEE, Min Woo LEE, Ju Hyun SUN, Tae Keun PARK, Kang Wook PARK, Lee Cheol JI, Hyeok Chul YANG, Tae Heon KIM, Keun Jae LEE
  • Publication number: 20240119949
    Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 11, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong Il SEO, Seung Kwon BEACK, Dae Young JANG, Kyeong Ok KANG, Tae Jin PARK, Yong Ju LEE, Keun Woo CHOI, Jin Woong KIM
  • Publication number: 20240120540
    Abstract: Disclosed are an electrolyte for a rechargeable lithium battery and a rechargeable lithium battery including the same, the electrolyte 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 is represented by Chemical Formula 1. Details of Chemical Formula 1 are as described in the specification.
    Type: Application
    Filed: April 6, 2022
    Publication date: April 11, 2024
    Inventors: Tae Jin LEE, Sanghyung KIM, Minseo KIM, Myungheui WOO, Hyejin PARK, Sanghoon KIM, Dahyun KIM, Bokyung RYU
  • Publication number: 20240120230
    Abstract: An apparatus for fabricating a display panel and a fabricating method of a display panel are provided. An apparatus for fabricating a display panel includes a loading module of a large-area fabricating substrate fabricated and separated into a plurality of display panels, a solvent application module configured to apply a metal bonding solvent onto the large-area fabricating substrate, and an element transfer module configured to transfer a plurality of light emitting elements or at least one integrated circuit onto the large-area fabricating substrate on which the metal bonding solvent is applied, and the loading module includes a groove type discharge path through which the metal bonding solvent applied by the solvent application module flows and is discharged.
    Type: Application
    Filed: July 24, 2023
    Publication date: April 11, 2024
    Inventors: Tae Hee LEE, Min Woo KIM, Sung Kook PARK, Jae Gwang UM