Patents by Inventor Dong Ho Choi

Dong Ho Choi 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: 20240167196
    Abstract: Provided are an epitaxial growth apparatus and a gas supply control module used therefor, the epitaxial growth apparatus including: a reaction chamber; a susceptor positioned in the reaction chamber and configured to seat a wafer thereon; and a gas supply control module configured to control a flow of a gas flowing into the reaction chamber, wherein the gas supply control module includes an injector including a center port corresponding to a central region of the wafer, a pair of edge ports corresponding to both edge regions of the wafer, and a pair of middle ports respectively disposed between the center port and the pair of edge ports, and a flow distribution unit configured to independently distribute the gas flow input from a source module to the ports.
    Type: Application
    Filed: November 16, 2023
    Publication date: May 23, 2024
    Applicant: PJP TECH INC
    Inventors: Bum Ho CHOI, Kyung Shin Park, Hyun Ho Kwon, Dong Hyoun Kim, Suk Ho Lim, Jong Wook Jeong, Seung Soo Lee
  • Publication number: 20240172500
    Abstract: A display device, includes: a display area including an upper side, a lower side, a left side, a right side, and inclined corner portions where the upper, lower, left, and right sides meet; a demultiplexing circuit unit adjacent to the lower side of the display area and the corner portion connected thereto; and a scan transmission line which extends toward the display area from an outer side of the left side and overlaps with the demultiplexing circuit unit outside the corner portion, wherein the demultiplexing circuit unit includes a demultiplexer transistor, and the scan transmission line is formed of a different conductive layer from an electrode of a demultiplexer transistor.
    Type: Application
    Filed: January 26, 2024
    Publication date: May 23, 2024
    Inventors: Han Sung BAE, Se Ho KIM, Sun Ja KWON, Dong Wook KIM, Jun Yong AN, Sang Moo CHOI, Jun Won CHOI
  • Publication number: 20240165589
    Abstract: Disclosed herein is a catalyst for an upgrading reaction of biomass pyrolysis oil, a method for preparing the same, and a method for upgrading biomass pyrolysis oil using the same. The catalyst is a composite inorganic oxide, and the composite inorganic oxide includes lanthanum, nickel, titanium, and cerium. When a metal catalyst supported on carbon is used as a catalyst for a first step reaction, by using the catalyst as a catalyst for a second step reaction, the efficiency of the upgrading reaction of bio-oil is increased and a continuous reaction is possible without clogging of a continuous reactor.
    Type: Application
    Filed: December 27, 2022
    Publication date: May 23, 2024
    Inventors: Chunjae YOO, Jeong-Myeong HA, Dong Jin SUH, Jae Wook CHOI, Young Hyun YOON, Kyeongsu KIM, Chang Soo KIM, Kwang Ho KIM, Thi Lien DO, Jong Hyun LEE, Jin A EUN
  • Patent number: 11991922
    Abstract: The present disclosure provides an organic light emitting device including a first electrode, a second electrode provided to face the first electrode, and an organic material layer including a light emitting layer provided between the first electrode and the second electrode, and the light emitting layer including a compound represented by Formula 1, a compound represented by Formula 2, and a compound represented by Formula 3.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: May 21, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Ji Young Choi, Sang Duk Suh, Woochul Lee, Joo Ho Kim, Hoon Jun Kim, Dong Hoon Lee
  • Publication number: 20240162113
    Abstract: In one example, an electronic device comprises a substrate comprising a conductive structure and an inner side and an outer side, a first electronic component over the inner side of the substrate and coupled with the conductive structure, a lid over the substrate and the first electronic component and comprising a first hole in the lid, and a thermal interface material between the first electronic component and the lid. The thermal interface material is in the first hole. Other examples and related methods are also disclosed herein.
    Type: Application
    Filed: November 11, 2022
    Publication date: May 16, 2024
    Applicants: Amkor Technology Singapore Holding Pte. Ltd., Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Dong Hyeon Park, Yun Ah Kim, Seok Ho Na, Won Ho Choi, Dong Su Ryu, Jo Hyun Bae, Min Jae Kong, Jin Young Khim, Jae Yeong Bae, Dong Hee Kang
  • Publication number: 20240155110
    Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 9, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jung Won KANG, Sung Chang LIM, Hyun Suk KO, Ha Hyun LEE, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20240150341
    Abstract: The present invention relates to a composition for preventing or treating diseases caused by mitochondrial dysfunction, containing, as an active ingredient, an isoquinoline derivative compound represented by chemical formula 1, or a pharmaceutically acceptable salt thereof, and does not induce mitochondrial damage, unlike conventional mitochondrial toxins such as CCCP, and specifically and excellently promotes the activity of mitophagy to alleviate mitochondrial disfunction, and thus can be effectively used in the treatment of diseases caused by mitochondrial dysfunction.
    Type: Application
    Filed: September 3, 2021
    Publication date: May 9, 2024
    Inventors: Jean Ho YUN, Jong Hyun CHO, Jee Hyun UM, Dong Jin SHIN, Se Myeong CHOI
  • Publication number: 20240155150
    Abstract: The present invention relates to a method for encoding and decoding an image. The method for decoding an image includes: deriving an initial motion vector from a merge candidate list of a current block; deriving a refined motion vector using the initial motion vector; and generating a prediction block of the current block using the refined motion vector.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 9, 2024
    Inventors: Ha Hyun LEE, Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Patent number: 11980093
    Abstract: An organic light emitting device including a compound of Chemical Formula 1 and a compound of Chemical Formula 2, wherein
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: May 7, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Woochul Lee, Ji Young Choi, Joo Ho Kim, Dong Hoon Lee, Sang Duk Suh, Hoon Jun Kim
  • Publication number: 20240140741
    Abstract: A docking control system for a vehicle and a building and a method therefor, includes a plurality of sensors including a vehicle sensor and a gate sensor, and a controller, when a vehicle approaches a gate, which controls the plurality of sensors to set amount of movement of the vehicle, to move the gate so that a vehicle door and the gate are brought into close contact with each other, and when positional satisfaction between the vehicle door and the gate is achieved, which opens the vehicle door and the gate so that an indoor space of the vehicle and an indoor space of the building are connected each other into one space.
    Type: Application
    Filed: March 3, 2023
    Publication date: May 2, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Patent number: 11970090
    Abstract: A railess variable seatback type rear seat includes: a linear movement device configured to convert a rotation of a motor into a linear movement; a sliding movement device configured to convert the linear movement into a sliding movement in which a seat cushion is pushed forward or backward; and a reclining angle change device configured to convert the sliding movement into a reclining movement, and to fold a seatback, which is connected to the seat cushion, forward or to recline the seatback backward.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: April 30, 2024
    Assignees: HYUNDAI MOTOR COMPANY, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Seung-Hyun Kim, Sang-Hyun Lee, Min-Ju Lee, Byung-Yong Choi, Chan-Ho Jung, Seon-Chae Na, Young-Woon Choi, Jae-Jin Lee, Dong-Hwan Kim, In-Chang Hwang
  • Publication number: 20240137511
    Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.
    Type: Application
    Filed: January 4, 2024
    Publication date: April 25, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Jin-Ho LEE, Jung-Won KANG, Hyunsuk KO, Sung-Chang LIM, Dong-San JUN, Ha-Hyun LEE, Seung-Hyun CHO, Hui-Yong KIM, Hae-Chul CHOI, Dae-Hyeok GWON, Jae-Gon KIM, A-Ram BACK
  • Publication number: 20240131910
    Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.
    Type: Application
    Filed: April 12, 2023
    Publication date: April 25, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Publication number: 20240120584
    Abstract: A secondary battery includes: a can having an accommodation space therein; an electrode assembly accommodated in the accommodation space in the can; and a cap assembly sealed with the can. The can has a beading part recessed into a side wall of the can at a region below where the cap assembly is accommodated, and the beading part has an acute angle with respect to the side wall of the can.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 11, 2024
    Inventors: Jun Ho YANG, Woo Hyuk CHOI, Tae Yoon LEE, Jun Hwan KWON, Joung Ku KIM, Hyun Suk PARK, Dong Sub LEE
  • Publication number: 20240121385
    Abstract: The present invention relates to an intra prediction method and apparatus. The image decoding method according to the present invention may comprise decoding information on intra prediction; and generating a prediction block by performing intra prediction for a current block based on the information on intra prediction. The information on intra prediction may include information on an intra prediction mode, and the intra prediction mode may include a curved intra prediction mode.
    Type: Application
    Filed: October 4, 2023
    Publication date: April 11, 2024
    Inventors: Hyun Suk KO, Jin Ho LEE, Sung Chang LIM, Jung Won KANG, Ha Hyun LEE, Dong San JUN, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI
  • Publication number: 20240120580
    Abstract: A sealing device for a pouch-type battery includes an upper sealing block and a lower sealing block. The upper sealing block has a two-stage upper sealing groove, including a first upper step and a second upper step, and the lower sealing block has a two-stage lower sealing groove, including a first lower step and a second lower step. The upper sealing block contacts a first surface of an electrode lead sealing part of the pouch-type battery, and the lower sealing block contacts a second surface of the electrode lead sealing part of the pouch-type battery in a process of performing sealing through heat fusion. A pouch-type battery having an electrode lead sealing part formed by the sealing device is also provided.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 11, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seung Ho Na, Kwang Hee Choi, Dong Kyun Ha, Yoon Beom Lee, Do Woo Kim, Hye Ji Lee
  • Patent number: 11955611
    Abstract: An equipment for inspecting a secondary battery is provided. The equipment includes a loading device on which a secondary battery is loaded in an upright position, and a side portion inspecting device which inspects a side portion of the secondary battery loaded on the loading device, wherein the side portion inspecting device comprises an elevation unit which lifts the secondary battery loaded on the loading device so as to be withdrawn out of the loading device and allows the secondary battery to return to its original position after a first period of time elapses and a side portion inspecting unit which captures an image of the side portion of the secondary battery, which is withdrawn out of the loading device by the elevation unit, thereby inspecting the side portion of the secondary battery.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: April 9, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Tae Young Kim, Dong Hyung Lee, Woo Young Choi, Sang Ho Nam
  • Patent number: 11955124
    Abstract: An example electronic device includes a housing; a touchscreen display; a microphone; at least one speaker; a button disposed on a portion of the housing or set to be displayed on the touchscreen display; a wireless communication circuit; a processor; and a memory. When a user interface is not displayed on the touchscreen display, the electronic device enables a user to receive a user input through the button, receives user speech through the microphone, and then provides data on the user speech to an external server. An instruction for performing a task is received from the server. When the user interface is displayed on the touchscreen display, the electronic device enables the user to receive the user input through the button, receives user speech through the microphone, and then provides data on the user speech to the external server.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-Ki Kang, Jang-Seok Seo, Kook-Tae Choi, Hyun-Woo Kang, Jin-Yeol Kim, Chae-Hwan Li, Kyung-Tae Kim, Dong-Ho Jang, Min-Kyung Hwang
  • Patent number: 11944958
    Abstract: Disclosed herein are a catalyst for hydrocracking reaction of high molecular weight components in bio-oil, a method for preparing the same and a method for bio-oil upgrading using the same. The catalyst includes a zeolite carrier; and at least one metal selected from the group consisting of nickel (Ni), ruthenium (Ru) and cerium (Ce) supported on the carrier. The catalyst promotes the hydrocracking of high molecular weight compounds contained in the bio-oil, but also inhibits the polymerization reaction of the decomposed product, thereby more effectively enhancing the hydrocracking reaction of the bio-oil.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: April 2, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chunjae Yoo, Jeong-Myeong Ha, Dong Jin Suh, Jae Wook Choi, Young Hyun Yoon, Kyeongsu Kim, Chang Soo Kim, Kwang Ho Kim, Thi Lien Do
  • Publication number: 20240105099
    Abstract: The embodiment relates to a data driving device for driving pixels of a display panel. In the data driving device, two adjacent DACs can have different gate loads for the same gray level value so that the fluctuation of the gate load according to the gray level value is reduced.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 28, 2024
    Applicant: LX SEMICON CO., LTD.
    Inventors: Da Sol WON, Kwang Myung KANG, Yong Min KIM, Dong Keun SONG, Jung Min CHOI, Seon Ho HONG