Patents by Inventor Dong Kyu Lee

Dong Kyu 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: 12010900
    Abstract: Provided is a circularly polarizing plate capable of improving a reflection color by using a retardation film with flat dispersion characteristics, and an OLED device comprising the circularly polarizing plate.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: June 11, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Yeon Keun Lee, Hyun Hee Son, Mun Kyu Joo, Deok Hwan Kim, Dong Choon Kim
  • Publication number: 20240166016
    Abstract: A vehicular air conditioning system includes: a refrigerant circulation line including first and second evaporators through which refrigerant can flow in a cooling mode, and first and second expansion valves configured to depressurize and expand the refrigerant introduced into each of the first and second evaporators; and refrigerant flow control part provided in front of the first evaporator and the first expansion valve and configured to control refrigerant flow. The first evaporator is used for cooling rear seat region of a passenger room and the refrigerant flow control part is configured to supply and block the refrigerant with respect to the first evaporator and the first expansion valve and is configured to block the refrigerant when the cooling governed by the first evaporator is controlled in a turn-off mode and supply the refrigerant to the first evaporator and the first expansion valve depending on the on/off condition of the cooling governed by the second evaporator.
    Type: Application
    Filed: November 14, 2023
    Publication date: May 23, 2024
    Inventors: Hwan Kyu CHO, Jae Woo KO, Dong Gyun KIM, Chang Soo BAE, Joon Yeong LEE, Gyu Ik HAN
  • Publication number: 20240164084
    Abstract: A semiconductor device includes: a substrate includes an active area; a first landing pad connected to the active area and disposed on the substrate; a second landing pad connected to the active area, and spaced apart from the first landing pad, wherein the second landing pad is disposed on the substrate; a first lower electrode disposed on the first landing pad and extending in a direction substantially perpendicular to the substrate; a second lower electrode disposed on the second landing pad and extending in the direction substantially perpendicular to the substrate; a dielectric layer extending along the first lower electrode and the second lower electrode; and an upper electrode disposed on the dielectric layer, wherein a first upper surface of the first landing pad is disposed below a second upper surface of the second landing pad with respect to a lower surface of the substrate.
    Type: Application
    Filed: August 22, 2023
    Publication date: May 16, 2024
    Inventors: Do Keun LEE, Dong Wook KIM, Yang Doo KIM, Sang Wuk PARK, Min Kyu SUH, Geon Yeop LEE, Jung Pyo HONG
  • Publication number: 20240162493
    Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a first electrode film additive, which is 3-(4-cyano-5-(4-nitrophenyl)-1H-1,2,3-triazol-1-yl)propyl 4-methylbenzenesulfonate.
    Type: Application
    Filed: October 25, 2023
    Publication date: May 16, 2024
    Inventors: Ko Eun Kim, Hui Beom Nam, Sung Ho Ban, Yoon Sung Lee, Seung Min Oh, Jun Ki Rhee, Dong Uk Kim, Seung Min Lee, Hyeong Jun Kim, Sung You Hong, Seo Young Jeong, Sang Kyu Kwak
  • Publication number: 20240158338
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: May 16, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Hwan Il JE, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM, Ill Hun CHO
  • Publication number: 20240162492
    Abstract: Disclosed are an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. The electrolyte solution includes a lithium salt, a solvent, and a functional additive. The functional additive includes benzo[d]thiazol-6-yl(fluorosulfonyl)sulfamoyl fluoride.
    Type: Application
    Filed: July 27, 2023
    Publication date: May 16, 2024
    Inventors: Hui Beom Nam, Jun Ki Rhee, Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Dong Uk Kim, Seung Min Lee, Min Pyeong Kim, Hyeong Jun Kim, Sang Kyu Kwak, Sung You Hong
  • Publication number: 20240164138
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: May 16, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Tae Jin LEE, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM, Ill Hun CHO
  • Publication number: 20240162495
    Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a positive-electrode film additive, which is 3-(4-cyano-5-(4-nitrophenyl)-1H-1,2,3-triazol-1-yl)propyl methanesulfonate.
    Type: Application
    Filed: October 26, 2023
    Publication date: May 16, 2024
    Inventors: Ko Eun Kim, Hui Beom Nam, Sung Ho Ban, Yoon Sung Lee, Seung Min Oh, Jun Ki Rhee, Dong Uk Kim, Seung Min Lee, Hyeong Jun Kim, Sung You Hong, Seo Young Jeong, Sang Kyu Kwak
  • Publication number: 20240162491
    Abstract: Disclosed are an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, and in particular, the functional additive includes (4-(1H-1,2,4-triazol-1-yl)phenyl)(fluorosulfonyl)sulfamoyl fluoride.
    Type: Application
    Filed: July 27, 2023
    Publication date: May 16, 2024
    Inventors: Hui Beom Nam, Jun Ki Rhee, Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Dong Uk Kim, Seung Min Lee, Min Pyeong Kim, Hyeong Jun Kim, Sang Kyu Kwak, Sung You Hong
  • Patent number: 11983374
    Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.
    Type: Grant
    Filed: May 1, 2023
    Date of Patent: May 14, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
  • Patent number: 11985847
    Abstract: A circularly polarizing plate capable of improving the tone of reflective color sense by using a retardation film having flat dispersion characteristics; and an OLED device comprising the circularly polarizing plate.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: May 14, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Yeon Keun Lee, Hyun Hee Son, Mun Kyu Joo, Deok Hwan Kim, Dong Choon Kim
  • Patent number: 11980942
    Abstract: The present application provides a method for manufacturing a metal foam. The present application can provide a method for manufacturing a metal foam, which is capable of forming in a very short time a metal foam comprising uniformly formed pores and having excellent mechanical properties as well as the desired porosity, and a metal foam produced by the above method. In addition, the present application can provide a method capable of forming a metal foam in which the above-mentioned physical properties are ensured, while being in the form of a thin film or sheet, in a short time, and such a metal foam.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: May 14, 2024
    Assignee: LG Chem, LTD.
    Inventors: Dong Woo Yoo, Jin Kyu Lee
  • Publication number: 20240154252
    Abstract: A secondary battery includes a cylindrical case; an electrode assembly accommodated in the case and including a first electrode plate, a second electrode plate, and a separator, the electrode assembly being wound such that the first electrode plate is arranged at an outermost side and is in contact with the case; a cap assembly coupled to the case and electrically connected to the second electrode plate; and a first swelling tape attached to an inner surface of the first electrode plate in a state in which the electrode assembly is wound, the first swelling tape having a multi-layer structure. The swelling tape may be applied to a base material finishing portion of the electrode assembly to improve quality distribution of the base material finishing structure due to long-diameter distribution. In addition, a swelling effect may be improved through the multi-layer swelling tape.
    Type: Application
    Filed: October 4, 2023
    Publication date: May 9, 2024
    Inventors: Geon Kyu SUNG, Hyun Ki JUNG, Dae Kyu KIM, Ho Jae LEE, Dong Jin AN, Byoung Hwi LIM
  • Patent number: 11977855
    Abstract: The Zero User Interface (UI)-based automatic speech translation system and method can solve problems such as the procedural inconvenience of inputting speech signals and the malfunction of speech recognition due to crosstalk when users who speak difference languages have a face-to-face conversation. The system includes an automatic speech translation server, speaker terminals and a counterpart terminal. The automatic speech translation server selects a speech signal of a speaker among multiple speech signals received from speaker terminals connected to an automatic speech translation service and transmits a result of translating the speech signal of the speaker into a target language to a counterpart terminal.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: May 7, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Sang Hun Kim, Seung Yun, Min Kyu Lee, Joon Gyu Maeng, Dong Hyun Kim
  • Publication number: 20240145265
    Abstract: Proposed are a process fluid treatment apparatus capable of decomposing ozone in a process fluid more effectively, and a wafer cleaning apparatus and semiconductor manufacturing equipment including the same. The process fluid treatment apparatus treats the process fluid used for cleaning a wafer in the semiconductor manufacturing equipment, and includes a housing having an inner space configured to contain the process fluid, a spray nozzle configured to spray the process fluid containing ozone into the inner space in the form of mist, and a nozzle heater configured to heat the process fluid passing through the spray nozzle.
    Type: Application
    Filed: April 29, 2023
    Publication date: May 2, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Young Seop CHOI, Myung A JEON, Dong Uk LEE, Boo Seok YANG, Bok Kyu LEE
  • Patent number: 11967269
    Abstract: A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: April 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Kyu Kang, Sung Hwan Kim, Soo Hee Oh, Dong Sun Lee, Sang Moo Choi
  • Publication number: 20240127743
    Abstract: A display device includes a compensation value determiner which generates final compensation values for an input image, a timing controller which receives input grayscales of the input image and generate output grayscales by applying the final compensation values to the input grayscales, and a pixel unit which displays an output image corresponding to the output grayscales using pixels. The compensation value determiner determines weights based on display frequencies, display brightnesses, and the input grayscales, the compensation value determiner determines compensation values based on the display frequencies and positions of the pixels, and the compensation value determiner generates the final compensation values by applying the weights to the compensation values.
    Type: Application
    Filed: October 13, 2023
    Publication date: April 18, 2024
    Inventors: Dong Won MOON, Min Kyu PARK, Dong Hwan LEE, Weon Jun CHOE
  • Patent number: 11962168
    Abstract: Wireless charging devices and wireless charging systems are provided. The wireless charging devices may include a receiving part coil and an electromagnetic-wave shielding sheet on the receiving part coil. The electromagnetic-wave shielding sheet may have a specific magnetic permeability of 100 or greater from 100 khz to 300 khz and may include a metal foam including a soft magnetic metal component.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: April 16, 2024
    Assignee: LG Chem, LTD.
    Inventors: Jong Min Shin, Dong Woo Yoo, Jin Kyu Lee
  • Patent number: 11955755
    Abstract: Provided are an electric appliance and a method of manufacturing the same, the electric appliance having a smaller size and a reduced overall weight by preventing a fluid from flowing into a space unrelated to a heating component in a state where the fluid fills its case. The electric appliance includes: a case including a first space and a second space communicated to each other; a first component disposed in the first space; a second component disposed in the second space; a connection portion electrically connecting the first component and the second component to each other; and a potting pattern including a resin material and formed in the first space.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: April 9, 2024
    Assignee: SOLUM CO., LTD.
    Inventors: Young Jun Jang, Hyun Su Kim, Jun Kyu Lee, Pill Ju Kim, Sang Keun Ji, Dong Kyun Ryu
  • Patent number: 11951544
    Abstract: The present application provides a method for manufacturing a metal alloy foam. The present application can provide a method for manufacturing a metal alloy foam, which is capable of forming a metal alloy foam comprising uniformly formed pores and having excellent mechanical properties as well as the desired porosity, and a metal alloy foam having the above characteristics. In addition, the present application can provide a method capable of forming a metal alloy foam in which the above-mentioned physical properties are ensured, while being in the form of a thin film or sheet, within a fast process time, and such a metal alloy foam.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: April 9, 2024
    Assignee: LG Chem, LTD.
    Inventors: So Jin Kim, Dong Woo Yoo, Jin Kyu Lee