Patents by Inventor Dae-hyeon Kim

Dae-hyeon 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).

  • Publication number: 20250006869
    Abstract: A light emitting diode, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; an ohmic contact layer disposed on the second type semiconductor layer; a first insulating layer disposed on the semiconductor structure and including a first opening overlapping the first type semiconductor layer and a second opening overlapping the ohmic contact layer; a first connection wiring disposed on the first insulating layer, the first connection wiring having a first portion and a second portion; and a second connection wiring disposed on the first insulating layer and spaced apart from the first connection wiring, the second connection wiring electrically connected to the second type semiconductor layer through the second opening. The second connection wiring surrounds at least a portion of the first portion of the first connection wiring in a plan view.
    Type: Application
    Filed: September 13, 2024
    Publication date: January 2, 2025
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Chi Hyun IN, Jun Yong PARK, Kyu Ho LEE, Dae Woong Suh, Jong Hyeon CHAE, Chang Hoon KIM, Sung Hyun LEE
  • Publication number: 20240421134
    Abstract: A display apparatus including a substrate, and pixel regions and at least one separation region between the pixel regions, each pixel region including a first LED stack, a second LED stack adjacent to the first LED stack, a third LED stack adjacent to the second LED stack and each having a side surface forming a first angle, a second angle, and a third angle with the substrate, respectively, electrode pads electrically connected to the first, second, and third LED stacks, and an insulation layer disposed on at least one of the first, second, and third LED stacks, in which the first LED stack is configured to emit light having a longer peak wavelength than that emitted from the second and third LED stacks, and the first angle is different from the second and third angles.
    Type: Application
    Filed: August 28, 2024
    Publication date: December 19, 2024
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Hyeon CHAE, Chang Yeon KIM, Seong Gyu JANG, Ho Joon LEE, Jong Min JANG, Dae Sung CHO
  • Publication number: 20240408164
    Abstract: The present invention relates to a food composition or health functional food containing prune. Consumption of the food composition or health functional food has the effect of preventing and alleviating low anterior resection syndrome.
    Type: Application
    Filed: August 19, 2022
    Publication date: December 12, 2024
    Inventors: Yong Beom CHO, Yoon Ah PARK, Woo Yong LEE, Seong Hyeon YUN, Hee Cheol KIM, Jung Wook HUH, Jung Kyong SHIN, Dae Hee PYO, Park Jee HYUN
  • Patent number: 12159459
    Abstract: A method for extracting a fingerprint of a video includes calculating 2D discrete cosine transform (DCT) coefficients from each of the plurality of frames of the video, extracting, from the 2D DCT coefficients, a coefficient having a basis satisfying at least one of up-down symmetry or left-right symmetry, and calculating a fingerprint of the video based on the extracted coefficient.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: December 3, 2024
    Assignee: NAVER CORPORATION
    Inventors: Seong Hyeon Shin, Jisu Jeon, Dae Hwang Kim, Jongeun Park, Seung-bin Kim
  • Patent number: 12142602
    Abstract: A light emitting device including a first LED sub-unit having a thickness in a first direction, a second LED sub-unit disposed on a portion of the first LED sub-unit in the first direction, each of the first and second LED sub-units comprising a first-type semiconductor layer, a second-type semiconductor layer, and an active layer, a reflective electrode disposed adjacent to the first LED sub-unit and electrically connected to the first-type semiconductor layer of the first LED sub-unit, and a first ohmic electrode forming ohmic contact with the second-type semiconductor layer of the first LED sub-unit, in which the active layer of the first LED sub-unit is configured to generate light, includes AlxGa(1-x-y)InyP (0?x?1, 0?y?1), and overlaps the active layer of the second LED sub-unit in the first direction, and the active layer of the second LED sub-unit includes the same material as the active layer of the first LED sub-unit.
    Type: Grant
    Filed: June 20, 2022
    Date of Patent: November 12, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Hyeon Chae, Chang Yeon Kim, Ho Joon Lee, Seong Gyu Jang, Chung Hoon Lee, Dae Sung Cho
  • Patent number: 12119241
    Abstract: A unit for supplying a substrate-treating liquid is provided with a first reservoir and a second reservoir between which a differential pressure is constantly maintained to establish a flow rate, along with a substrate-treating apparatus having the unit for supplying the substrate-treating liquid. The unit for supplying the substrate-treating liquid includes a supply reservoir module and a buffer reservoir module. The supply reservoir module includes a first reservoir for supplying the substrate-treating liquid to an inkjet head unit for jetting the substrate-treating liquid onto a substrate, and a second reservoir for recovering the substrate-treating liquid that remains unused in the inkjet head unit. The buffer reservoir module is configured to provide the substrate-treating liquid to the first reservoir. Differential pressure is constantly maintained between the first reservoir and the second reservoir.
    Type: Grant
    Filed: August 2, 2022
    Date of Patent: October 15, 2024
    Assignee: SEMES CO., LTD.
    Inventors: Dong Hwa Lee, Dai Geon Yoon, Soo Hong Lee, Ji Hyeon Kim, Dae Sung Kim
  • Patent number: 12107195
    Abstract: A light emitting diode, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; an ohmic contact layer disposed on the second type semiconductor layer; a first insulating layer disposed on the semiconductor structure and including a first opening overlapping the first type semiconductor layer and a second opening overlapping the ohmic contact layer; a first connection wiring disposed on the first insulating layer, the first connection wiring having a first portion and a second portion; and a second connection wiring disposed on the first insulating layer and spaced apart from the first connection wiring, the second connection wiring electrically connected to the second type semiconductor layer through the second opening. The second connection wiring surrounds at least a portion of the first portion of the first connection wiring in a plan view.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: October 1, 2024
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Chi Hyun In, Jun Yong Park, Kyu Ho Lee, Dae Woong Suh, Jong Hyeon Chae, Chang Hoon Kim, Sung Hyun Lee
  • Patent number: 12107081
    Abstract: A display apparatus including a substrate, and pixel regions and at least one separation region between the pixel regions, each pixel region including a first LED stack, a second LED stack adjacent to the first LED stack, a third LED stack adjacent to the second LED stack and each having a side surface forming a first angle, a second angle, and a third angle with the substrate, respectively, electrode pads electrically connected to the first, second, and third LED stacks, and an insulation layer disposed on at least one of the first, second, and third LED stacks, in which the first LED stack is configured to emit light having a longer peak wavelength than that emitted from the second and third LED stacks, and the first angle is different from the second and third angles.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: October 1, 2024
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Hyeon Chae, Chang Yeon Kim, Seong Gyu Jang, Ho Joon Lee, Jong Min Jang, Dae Sung Cho
  • Patent number: 12108677
    Abstract: Provided is a preparation method for a thermoelectric composite. The preparation method for a thermoelectric composite comprises the steps of: preparing a base substrate containing a first binary metal oxide; and providing a metal precursor and a reaction material containing oxygen (O) onto the base substrate to form a material film containing a second biliary metal oxide resulting from the reaction of the metal precursor and the reaction material, wherein in the step of forming the material film, a 2-dimensional electron gas is generated between the base substrate and the material film as the material film is formed on the base substrate.
    Type: Grant
    Filed: February 2, 2023
    Date of Patent: October 1, 2024
    Assignees: Industry-University Cooperation Foundation Hanyang University Erica Campus, Ajou University Industry-Academic Cooperation Foundation
    Inventors: Tae Joo Park, Sang Woon Lee, Dae Woong Kim, Tae Jun Seok, Jae Hyun Yoon, Ji Hyeon Choi
  • Patent number: 12100696
    Abstract: A light emitting diode pixel for a display including a first LED sub-unit, a second LED sub-unit disposed on a portion of the first LED sub-unit, a third LED sub-unit disposed on a portion of the second LED sub-unit, and a reflective electrode disposed adjacent to the first LED sub-unit, in which each of the first to third LED sub-units comprises an n-type semiconductor layer and a p-type semiconductor layer, each of the n-type semiconductor layers of the first, second, and third LED stacks is electrically connected to the reflective electrode, and the first LED sub-unit, the second LED sub-unit, and the third LED sub-unit are configured to be independently driven.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: September 24, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Hyeon Chae, Chang Yeon Kim, Ho Joon Lee, Seong Gyu Jang, Chung Hoon Lee, Dae Sung Cho
  • Patent number: 12088218
    Abstract: An energy harvester includes an electrode part including a plurality of partition walls spaced apart from one another in a horizontal direction, and spaces defined between the plurality of partition walls, and a cantilever part including a cantilever member having at least a partial region provided in the space defined in the electrode part, the cantilever member includes a plurality of cantilever members, each of the plurality of cantilever members having a first end and a second end, wherein the first end is positioned in the space defined in the electrode part, and wherein the second end is fixedly coupled to a housing, and in which a natural frequency of at least one of the plurality of cantilever members is different from a natural frequency of each of the remaining cantilever members.
    Type: Grant
    Filed: December 6, 2022
    Date of Patent: September 10, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Dae Sung Kwon, Il Seon Yoo, Jang Hyeon Lee, Dong Gu Kim, Hyun Soo Kim
  • Patent number: 12088219
    Abstract: An embodiment multi-directional vibration energy harvester includes a fixing part in which fixed discs of a conductive material are stacked spaced apart from each other and electrically connected to each other and a vibration unit in which vibration discs are arranged to be spaced apart from each other with the vibration discs being alternately stacked with the fixed discs, wherein the fixed discs and the vibration discs are arranged so that as an arrangement distance between a vibration disc of the vibration discs and a fixed disc of the fixed discs is changed by an external force, an electron moves between the vibration disc and the fixed disc.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: September 10, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Dae-Sung Kwon, Il-Seon Yoo, Jang-Hyeon Lee, Dong-Gu Kim, Hyun-Soo Kim
  • Publication number: 20240262072
    Abstract: A display device includes a display panel comprises a display area and a non-display area surrounding the display area; a cover panel disposed on a rear surface of the display panel and comprising a front surface, a first side surface connected to the front surface and bent along a first bending line, a second side surface connected to the front surface and bent along a second bending line intersecting the first bending line, and a first corner located between the first side surface and the second side surface; and an alignment notch defined at the first corner of the cover panel.
    Type: Application
    Filed: March 22, 2024
    Publication date: August 8, 2024
    Inventors: Dae Hyun HWANG, Won Ju KIM, Do Hyung RYU, Wu Hyeon JUNG
  • Publication number: 20240267234
    Abstract: Provided are a method and apparatus for performing authentication on a vehicle on-demand service. A method by which an integrated communication control unit performs authentication on a vehicle on-demand service, includes: storing, in a service authentication server, a first option value related to a vehicle service, received from a tool in factory (TIF) device; obtaining or generating a private root private key and a private root certificate; generating a device certificate and a device private key signed with the private root private key for each performance controller; generating a service token for the first option value by using the private root certificate and the private root private key; and transmitting the generated service token, the private root certificate, and the device private key for each performance controller.
    Type: Application
    Filed: January 31, 2024
    Publication date: August 8, 2024
    Inventors: Chang Hyeon SONG, Sung Jun Kim, Sung Yong Lee, Dae Joon Kim
  • Publication number: 20240243171
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate, an active pattern extending in a first horizontal direction on the substrate, a gate electrode extending in a second horizontal direction different from the first horizontal direction on the active pattern, a source/drain region on at least one side of the gate electrode, a source/drain contact extending into the source/drain region and including a filling layer and a barrier layer along a sidewall of the filling layer, and a silicide layer between the source/drain region and the filling layer, the silicide layer including a first sidewall in contact with the filling layer and a second sidewall in contact with the source/drain region, wherein the barrier layer is not between the filling layer and the source/drain region.
    Type: Application
    Filed: March 25, 2024
    Publication date: July 18, 2024
    Inventors: Mun Hyeon Kim, Kern Rim, Dae Won Ha
  • Patent number: 12027486
    Abstract: The present invention relates to a substrate aligning device for bonding a first substrate (100) and a second substrate (200), wherein the first substrate (100) and the second substrate (200) have respective bonding surfaces via which the first substrate (100) and the second substrate (200) are bonded face-to-face with each other, and respective non-bonding surfaces which are located on the reverse sides from the bonding surfaces.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: July 2, 2024
    Assignee: L TRIN.CO., LTD
    Inventors: Yong Won Cha, Mi Ok Cho, Ji Soo Cho, Dae Hyeon Kim
  • Publication number: 20220052018
    Abstract: The present invention relates to a substrate aligning device for bonding a first substrate (100) and a second substrate (200), wherein the first substrate (100) and the second substrate (200) have respective bonding surfaces via which the first substrate (100) and the second substrate (200) are bonded face-to-face with each other, and respective non-bonding surfaces which are located on the reverse sides from the bonding surfaces.
    Type: Application
    Filed: July 19, 2019
    Publication date: February 17, 2022
    Applicant: L TRIN.CO.,LTD
    Inventors: Yong Won CHA, Mi Ok CHO, Ji Soo CHO, Dae Hyeon KIM
  • Patent number: 10548847
    Abstract: The present invention relates to a method of manufacturing an orally disintegrating dosage form which masks a bitter or unpleasant taste. A composition including a ratio of excipients and a coated active substance prevents a coating layer on the active substance from being destroyed during manufacture.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: February 4, 2020
    Assignee: CHOONGWAE PHARMA CORPORATION
    Inventors: Mikyoung Hahn, Jin-Woo Choi, Dae-Hyeon Kim
  • Patent number: 10439613
    Abstract: An integrated circuit for a physically unclonable function (PUF) includes first and second PUF cells and a combination circuit. The first and second PUF cells respectively output first and second cell signals having unique levels based on a threshold level of a logic gate. The combination circuit includes a first stage that generates a first combination signal based on the first and second cell signals. The first and second PUF cells respectively include first and second logic gates to respectively output the first and second cell signals. The combination circuit includes a third logic gate that receives the first and second cell signals and outputs the first combination signal. The third logic gate has a same structure as each of the first and second logic gates.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: October 8, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bohdan Karpinskyy, Dae-hyeon Kim, Mi-jung Noh, Sang-wook Park, Yong-ki Lee, Yun-hyeok Choi
  • Patent number: 10308566
    Abstract: Provided are a separation system for easily recovering normal butene from an olefin fraction including isobutene, isobutane, 1-butene, 2-butene, and normal butane, and a separation process system using the method. Since the separation system may easily convert 1-butene included in the olefin fraction to 2-butene, normal butene may be effectively separated and recovered by factional distillation and each recovered fraction may be easily refluxed even if the use of a reflux system using a refrigerant is reduced or excluded. Thus, economic efficiency may be improved and simultaneously, separation efficiency may be increased.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: June 4, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Dae Hyeon Kim, Soo Hwan Hwang, Jong Ku Lee, Jeong Seok Lee