Patents by Inventor Tae Wook Kim

Tae Wook Kim 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: 11881166
    Abstract: Electroluminescent display devices and a method for driving the same are disclosed. An electroluminescent display device according to an embodiment of the present disclosure includes a display panel including a plurality of pixels emitting light according to image data, a first memory storing a stress accumulation value corresponding to the image data, and a compensation gain calculation circuit configured to increase a compensation gain for compensating for the image data on the basis of the stress accumulation value, wherein the stress accumulation value in the first memory is reset whenever the compensation gain increases.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: January 23, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Yu Min Hong, Tae Wook Kim, Jung Hyeon Kim
  • Publication number: 20240014489
    Abstract: A battery module includes a battery cell stack formed by stacking a plurality of battery cells, a module frame for housing the battery cell stack, and an insulating sheet layer located between the battery cell stack and the upper surface of the module frame, wherein an opening is formed in the upper surface of the module frame, and a protrusion inserted into the opening is formed in the insulating sheet layer.
    Type: Application
    Filed: December 24, 2021
    Publication date: January 11, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: TAE WOOK KIM, IL HOON CHOI
  • Patent number: 11818926
    Abstract: A display device may include a substrate including a display area and a non-display area surrounding at least a portion of the display area, a first organic insulating layer disposed on the substrate in the non-display area, a first conductive layer disposed on the first organic insulating layer and including first discharge holes, a second organic insulating layer disposed on the first conductive layer, and a transparent conductive layer disposed on the second organic insulating layer and including second discharge holes that respectively overlap the first discharge holes.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: November 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwangsik Shin, Tae Wook Kim, Joohong Seo
  • Publication number: 20230352793
    Abstract: A battery module including an eccentric member, and more particularly a battery module including a cell stack including one or more battery cells, a frame (housing the cell stack, a pair of end plates covering opposite end surfaces of the cell stack, and a plurality of eccentric members disposed adjacent to vertical edges of opposite ends of each of the pair of end plates.
    Type: Application
    Filed: January 4, 2022
    Publication date: November 2, 2023
    Inventor: Tae Wook Kim
  • Publication number: 20230335821
    Abstract: A battery module and a battery pack including same. The battery module includes a battery cell stack including a plurality of battery cells, and each of the plurality of battery cells includes a cooling surface and a wing folding surface; a housing that houses the battery cell stack; an upper heat sink located in an upper part of the housing; and a lower heat sink located in a lower part of the housing. The battery cell stack includes at least one first battery cell and at least one second battery cell, and the cooling surface of the at least one first battery cell is located adjacent to the lower heat sink, and the cooling surface of the at least one second battery cell is located adjacent to the upper heat sink.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 19, 2023
    Inventors: Tae Wook KIM, Junyeob SEONG, Myungki PARK, Sunghwan JANG, Jongpil JEON
  • Patent number: 11744022
    Abstract: A method of forming a multi-layer circuit on a curved substrate includes forming, by a laser direct structuring process, a first layer of the multi-layer circuit on a first surface of the curved substrate. The method includes applying a first layer of paint to the first layer of the multi-layer circuit. The method includes forming, by the laser direct structuring process, a second layer of the multi-layer circuit on the first layer of the paint and electrically coupled to the first layer of the multi-layer circuit. The method includes applying a second layer of paint over the second layer of the multi-layer circuit and forming, by the laser direct structuring process, a third layer of the multi-layer circuit on the second layer of the paint and electrically coupled to the second layer of the multi-layer circuit.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: August 29, 2023
    Assignee: Kyocera AVX Components (San Diego), Inc.
    Inventors: Seung Hyuk Choi, Hyun Jun Hong, Tae Wook Kim, Cheong Ho Ryu, Young Sang Kim, Sung Jun Kim
  • Publication number: 20230170932
    Abstract: An impulse wireless communication system includes an oscillation signal generator that generates a plurality of oscillation signals having a delay interval with each other and having the same phase and amplitude or different phases and amplitudes, an envelope signal generator that extracts a sync signal and a data signal making up communication signal data and generates an envelope signal for the sync signal and an envelope signal for the data signal, a signal synthesizer that synthesizes the plurality of oscillation signals with the envelope signals, an envelope signal extractor that extracts a plurality of modulation envelope signals from the impulse signal, an amplitude phase determiner that determines the phase and the amplitude in the plurality of modulation envelope signals based on the plurality of oscillation signals, and a calculator that extracts the envelope signals from the plurality of modulation envelope signals based on the phase and the amplitude.
    Type: Application
    Filed: November 22, 2022
    Publication date: June 1, 2023
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Tae Wook Kim, Junyoung Jang
  • Publication number: 20230170888
    Abstract: A broadband impulse generator includes a first delay line and a second delay line that receive an input signal and include a plurality of delay elements connected in series with each other, an oscillation signal generator that generates an oscillation signal having a certain number of pulses during a target impulse duration based on the input signal and an output signal of the first delay line, an envelope signal generator that generates a plurality of envelope signals having a delay duration with each other and having a certain voltage level during the target impulse duration, based on the input signal and an output signal of the second delay line, and an impulse signal generator that generates an impulse signal having the certain number of pulses during the target impulse duration based on the plurality of impulse signals and the oscillation signal.
    Type: Application
    Filed: November 22, 2022
    Publication date: June 1, 2023
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Tae Wook Kim, Junyoung Jang
  • Publication number: 20230106857
    Abstract: An apparatus for estimating an angle of arrival, comprises: a window setting unit for setting a window time that is a time interval for comparing a template signal and each of a plurality of reception signals obtained by receiving a transmission signal transmitted a pre-designated number of times ; a template generator that generates a template signal of a waveform corresponding to the transmission signal, by adjusting a generation time point in units of the window time; a plurality of signal correlators provided corresponding to each of the plurality of antennas, and detecting a level of a correlation signal obtained by correlating a corresponding reception signal; and an angle of arrival determination unit, determining a reception time at which each of the plurality of reception signals is received by a corresponding antenna, and estimating the angle of arrival of the transmission signal using a difference between the determined reception times.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 6, 2023
    Inventors: Tae Wook KIM, Jun Young JANG
  • Patent number: 11598487
    Abstract: The present invention relates to a sealing apparatus for a high-pressure tank and a high-pressure tank comprising same, wherein the sealing apparatus comprises: a liner configured to accommodate a high-pressure fluid; a connection boss which is a metallic connector provided at an inlet of the liner and includes a first connection boss part coupled to an inner surface of the inlet and a second connection boss part coupled to an outer surface of the inlet and having a tapered shape with a relatively narrow upper side and a relatively wide lower side; and a coupling member configured to come into surface contact with an outer surface of the second connection boss part and having a tilted surface corresponding to a shape of the second connection boss part so that an inner diameter of a lower side is larger than that of an upper side.
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: March 7, 2023
    Assignee: LOTTE CHEMICAL CORPORATION
    Inventors: You Jung Lee, Young Koan Ko, Dae Gun Kim, Won Young Kim, Tae Wook Kim
  • Patent number: 11562671
    Abstract: An electroluminescent display device includes a display panel including a plurality of pixels, a first compensation value calculator for calculating a first compensation value based on prediction according to an accumulation result of video data to be written in the pixels, a second compensation value calculator for calculating a second compensation value based on sensing according to an electrical sensing value with respect to driving characteristics of the pixels, and a data corrector for correcting the video data based on the first compensation value and the second compensation value.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: January 24, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jung Hyeon Kim, Tae Wook Kim, Seok Hyun Hong
  • Publication number: 20220259722
    Abstract: This invention relates to a surface modifier for uniformly modifying the surface of a substrate such as an inorganic thin film, using atomic layer deposition or chemical vapor deposition, and a method for modifying the surface of a substrate using the same.
    Type: Application
    Filed: April 28, 2022
    Publication date: August 18, 2022
    Inventors: Tae Wook KIM, Jae Woo LEE, Cheol Kyu BOK, Jun Young KIM, So Jeong YEO, Man Ho HAN
  • Publication number: 20220231893
    Abstract: Disclosed is a modulation method for modulating n-bit data (n=p+q+r). The modulation method includes forming a time difference between a data impulse and a sync impulse to correspond to p-bit data, modulating the amplitude of the sync impulse to correspond to q-bit data and modulating the amplitude of the data impulse to correspond to r-bit data, and combining the sync impulse and the data impulse. As an example, n may be equal to p+q+r.
    Type: Application
    Filed: August 24, 2021
    Publication date: July 21, 2022
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Tae Wook KIM, Geun Haeng LEE
  • Publication number: 20220206147
    Abstract: A distance measuring apparatus includes: a digital-to-time converter (DTC) configured to receive a clock signal and output a pulse corresponding to a provided code; an in-phase (I) template generation part configured to be triggered by the pulse output from the DTC to generate an I template impulse signal; a quadrature (Q) template generation part configured to be triggered by the pulse output from the DTC to generate a Q template impulse signal; and an I correlator configured to perform demodulation with the signal reflecting off the target and the I template impulse signal, and a Q correlator configured to perform demodulation with the signal reflecting off the target and the Q template impulse signal, wherein the distance measuring apparatus converts a result of demodulation into a digital code to measure the distance to the target.
    Type: Application
    Filed: December 28, 2021
    Publication date: June 30, 2022
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Tae Wook KIM, Min Jae YOO, Geun Haeng LEE
  • Publication number: 20220189400
    Abstract: Electroluminescent display devices and a method for driving the same are disclosed. An electroluminescent display device according to an embodiment of the present disclosure includes a display panel including a plurality of pixels emitting light according to image data, a first memory storing a stress accumulation value corresponding to the image data, and a compensation gain calculation circuit configured to increase a compensation gain for compensating for the image data on the basis of the stress accumulation value, wherein the stress accumulation value in the first memory is reset whenever the compensation gain increases.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 16, 2022
    Inventors: Yu Min Hong, Tae Wook Kim, Jung Hyeon Kim
  • Publication number: 20220189355
    Abstract: An electroluminescent display device includes a display panel including a plurality of pixels, a first compensation value calculator for calculating a first compensation value based on prediction according to an accumulation result of video data to be written in the pixels, a second compensation value calculator for calculating a second compensation value based on sensing according to an electrical sensing value with respect to driving characteristics of the pixels, and a data corrector for correcting the video data based on the first compensation value and the second compensation value.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 16, 2022
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Jung Hyeon KIM, Tae Wook KIM, Seok Hyun HONG
  • Publication number: 20220187439
    Abstract: A detection device includes a transmitter for outputting an impulse signal and a receiver for receiving and processing a reflected signal obtained by reflecting the impulse signal from a target. The receiver includes a sample and extension unit that samples a received signal and extends a duration of a value obtained by sampling the received signal to form an extended signal extended to a frequency lower than a frequency of the reflected signal.
    Type: Application
    Filed: December 9, 2021
    Publication date: June 16, 2022
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Tae Wook KIM, Jung Woon PARK
  • Patent number: 11328487
    Abstract: Embodiments of the inventive concept described herein relate to a method and a program for providing augmented reality image using depth data. According to an embodiment of the inventive concept, a method for providing an AR image using depth data includes a step S120 (a virtual image data receiving step) of receiving, by a client, virtual image data from a server, a step S140 (a display location determining step) of determining, by the client, a location, at which each pixel is to be displayed in a reality space, based on the depth data, and a step S160 (a virtual image data displaying step) of displaying the virtual image data in the reality space based on the determined location.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: May 10, 2022
    Assignee: CLICKED, INC.
    Inventors: Tae Wook Kim, Ha Ram Lee, Duk Young Jung
  • Publication number: 20220142021
    Abstract: Provided is a method for manufacturing an electromagnetic interference shielding film comprising an electromagnetic interference shielding layer, the method comprising the steps of: preparing a metal nanoplate solution comprising a solvent in which metal nanoplates are dispersed; and coating the metal nanoplate solution on a substrate.
    Type: Application
    Filed: January 19, 2022
    Publication date: May 5, 2022
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ho-Koang CHOI, Byung Joon MOON, Dong Su LEE, Sukang BAE, Seoung-Ki LEE, Sang Hyun LEE, Tae-Wook KIM
  • Publication number: 20220115488
    Abstract: A display device may include a substrate including a display area and a non-display area surrounding at least a portion of the display area, a first organic insulating layer disposed on the substrate in the non-display area, a first conductive layer disposed on the first organic insulating layer and including first discharge holes, a second organic insulating layer disposed on the first conductive layer, and a transparent conductive layer disposed on the second organic insulating layer and including second discharge holes that respectively overlap the first discharge holes.
    Type: Application
    Filed: May 13, 2021
    Publication date: April 14, 2022
    Inventors: Kwangsik Shin, Tae Wook Kim, Joohong Seo