Patents by Inventor Chang-Hoon Lee

Chang-Hoon 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: 11400851
    Abstract: Disclosed is a breather valve for controlling a pressure of a transfer channel of a valve assembly. The valve assembly controls charging and discharging of hydrogen in a hydrogen fuel cell-based vehicle. The breather valve includes a vent ring movably received in a distal portion of the transfer channel and having a ventilation hole communicating with a main portion of the transfer channel; and a vent valve received in the distal portion of the transfer channel and screw-coupled to the transfer channel to open or close the ventilation hole.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: August 2, 2022
    Assignee: UNICK CORPORATION
    Inventors: Chang-Hoon Lee, Eui-Dong Roh, Jung-Tae Kim, Ji-Yong Lee
  • Patent number: 11396712
    Abstract: Provided is a manufacturing method of a surface-treated Zn—Ni alloy electroplated steel sheet, the method comprising the steps of: preparing a Zn—Ni alloy electroplated steel sheet including a steel sheet and a Zn—Ni alloy-plated layer with an Ni content of 5-20 wt % (S1); preparing an alkaline electrolyte solution in which 4-250 g/L of potassium hydroxide (KOH) or sodium hydroxide (NaOH) or both combined are added in distilled water (S2); and inside the alkaline electrolyte solution, placing the Zn—Ni alloy electroplated steel sheet as an anode and installing another metal sheet as a cathode, and applying 2-10 V of an alternating or direct current to conductor electrochemical etching such that a 3-point average value of the arithmetic average roughness (Ra) of the surface of the Zn—Ni alloy electroplated steel sheet reaches 200-400 nm, thereby producing a surface-treated electroplated steel sheet (S3).
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: July 26, 2022
    Assignee: POSCO
    Inventors: Kang-Min Lee, Hye-Jin Yoo, Je-Hoon Baek, Chang-Se Byeon, Jung-Su Kim
  • Patent number: 11393522
    Abstract: A memory device includes a clock receiver configured to receive, from a memory controller, a write clock that is used to receive write data during a data write operation, a duty monitor configured to generate first monitoring information by monitoring a duty of the write clock, and a duty adjuster configured to adjust the duty of the write clock in response to a duty control signal and output an adjusted write clock. The memory device provides the first monitoring information to the memory controller, and receives the duty control signal, generated using the first monitoring information, from the memory controller.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: July 19, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-Sik Moon, Gil-Hoon Cha, Ki-Seok Oh, Chang-Kyo Lee, Yeon-Kyu Choi, Jung-Hwan Choi, Kyung-Soo Ha, Seok-Hun Hyun
  • Patent number: 11392972
    Abstract: Provided is an information providing method of an electronic apparatus, the method including identifying sales information of an item that is for sale through the network, identifying whether it is necessary to provide item sales management information based on the identified sales information of the item, and, when it is necessary to provide the item sales management information, providing the item sales management information generated based on the sales information of the item.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: July 19, 2022
    Assignee: Coupang Corp.
    Inventors: Do Hyeon Kim, Ji Hoon Kim, Chang Hyun Lee, Young Jin Kim, Suk Min Ahn
  • Publication number: 20220223772
    Abstract: A light emitting diode includes: a first semiconductor layer; an active layer located on one surface of the first semiconductor layer; a second semiconductor layer located on one surface of the active layer; an electrode layer located on one surface of the second semiconductor layer; and a bonding electrode layer located on the other surface of the first semiconductor layer.
    Type: Application
    Filed: August 24, 2021
    Publication date: July 14, 2022
    Inventors: Chang Hee LEE, Young Il KIM, Hyo Jin KO, Dong Hoon KWAK, Dong Uk KIM, Se Hun KIM, Ji Yoon KIM
  • Publication number: 20220207475
    Abstract: According to various example embodiments, a data management method of an electronic device includes obtaining selection information on or regarding a first product, obtaining selection information on a second product corresponding to the first product based on the selection information on the first product, identifying purchase information about the first product and the second product, transmitting the purchase information about the first product to a first server related to delivery of the first product and transmitting the purchase information about the second product to a second server, and transmitting activation-related information of the second product to the second server in response to delivery status information of the first product, wherein the first product includes a physical product requiring delivery, and the second product includes an insurance product for the first product.
    Type: Application
    Filed: March 9, 2021
    Publication date: June 30, 2022
    Inventors: Ki Woong Jang, Deqian Li, Cui Jie, Yong Geon Kim, Nam Woong Cho, Tae Hoon Kim, Pil Woo Kim, Ming Zhang, Qingqing Bai, Sang Ryul Kim, Jeong Min Yun, Hae Yeon Lee, Prakash Kadel, Ku Kang, Chang Hyun Park, Hyun Bo Kang, Da Young Lee
  • Publication number: 20220160747
    Abstract: The present invention relates to a pharmaceutical composition for the prophylaxis or treatment of cancer comprising a novel azolopyrimidine heterocyclic compound as an active ingredient, and the pharmaceutical composition for the prophylaxis or treatment of cancer of the present invention can be used as a small molecular immunotherapy anticancer agent which modulates an adenosine pathway by comprising the azolopyrimidine heterocyclic compound.
    Type: Application
    Filed: March 20, 2020
    Publication date: May 26, 2022
    Inventors: Seong Jun PARK, Chang Hoon LEE, Hwan Jung LIM
  • Publication number: 20220144216
    Abstract: A washer liquid supply valve includes a valve body provided with an inflow hole and a discharge hole configured to allow a washer liquid to flow into and out of the valve body therethrough, a housing detachably combined with an upper part of the valve body, a coil assembly installed in the housing and configured to generate magnetic force when power is applied to the washer liquid supply valve, a core combined with the coil assembly while penetrating the coil assembly and magnetized by the magnetic force generated by the coil assembly, plunger installed in the core so as to be movable and configured to be moved upwards when power is applied to the washer liquid supply valve, and a spring interposed between the core and the plunger so as to elastically support the plunger towards the valve body.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Inventors: Jong Min Park, Nak Kyoung Kong, Jin Hee Lee, Ki Hong Lee, Chang Hoon Lee, Ho Hoon Hwang, Eui Dong Roh, Ki Ryong Lee, Jong Wook Lee, Sin Won Kang, Seong Jun Kim, Jong-hyun Jin, Moo Ha Hwang, Yeong-Su Kim, Gyu Won Han, Young Joon Shin
  • Publication number: 20220148782
    Abstract: A solenoid actuator includes a casing body having a receiving space defined therein; a casing cover coupled to the casing body, wherein the casing cover includes a connector for transmission of power and signal; a bobbin assembly installed in the receiving space; a core coupled to and extending through the bobbin assembly, wherein the core has a working space defined therein; a housing surrounding a lower end of the core protruding out of the bobbin assembly; a plunger movably installed in the working space; and a rod coupled to and extending through the core, wherein the rod moves under movement of the plunger. The bobbin assembly includes a bobbin terminal, and the casing cover includes a connector terminal, wherein when the casing cover is coupled to the casing body, the connector terminal is connected to the bobbin terminal.
    Type: Application
    Filed: October 26, 2021
    Publication date: May 12, 2022
    Inventors: Chang-Hoon Lee, Eui-Dong Roh, Chan-Shik Ahn, Bong-Ki Choi, Ji-Hoon Park, Jeong-Hyun Seo
  • Publication number: 20220100575
    Abstract: Method and apparatus for process accelerator (PA) using configurable hardware accelerators is provided. The PA can include a plurality of processing elements (PEs). The PEs of the PA can be used to accelerate a process and/or one or more threads. PEs can include PE local memory which due to the memories' close physical proximity to the PE can result in reduced energy consumption. The plurality of PEs can be daisy-chain connected or DMA mode can be used to write the result of a PE directly into the PE local memory of another PE for further processing.
    Type: Application
    Filed: September 25, 2020
    Publication date: March 31, 2022
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Chang Hoon LEE, Paul ALEPIN, John Edward VINCENT
  • Patent number: 11277155
    Abstract: The disclosed structures and methods are directed to decoders and to methods for decoding codes, for example, polar codes. The decoder comprises: a codeword node decoding pipeline having three logic units, and configured to, for each encoded codeword node: based on a received instruction sequence, adjust the three logic units for decoding of each encoded codeword node, and decode a set of logarithmic likelihood ratios (LLRs) corresponding to the encoded codeword node to generate decoded bits. The decoder also has an output storage configured to store the decoded bits corresponding to each encoded codeword node, and generate a decoded codeword based on the decoded bits. The decoding method comprises adjusting the codeword node decoding pipeline to each encoded codeword node based on codeword node length and a codeword node type, as well as a bit index of the encoded codeword node.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: March 15, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Louis-Philippe Hamelin, Chang Hoon Lee, Olivier D'Arcy, Guy-Armand Kamendje Tchokobou, Paul Alepin
  • Publication number: 20220061146
    Abstract: A system for surface treatment of a cylindric workpiece using an atmospheric pressure plasma generator according to an embodiment of the present disclosure includes a rotary plasma generator including a nozzle from which plasma is discharged, and a body to and from which the nozzle is attached and detached, and a plasma beam guide tap attached to one side of the nozzle about a rotation axis of the nozzle, in which the plasma beam guide tap is configured to discharge a plasma beam to at least a portion of a side of the workpiece while a rotation axis of the rotary plasma generator is aligned with a central axis of the cylindric workpiece.
    Type: Application
    Filed: November 4, 2021
    Publication date: February 24, 2022
    Inventor: Chang Hoon LEE
  • Publication number: 20220020562
    Abstract: A roll-to-roll surface cleaning treatment system may include an upper housing containing a first plasma generating device and a first transfer roller that faces a nozzle from which a plasma beam generated by the first plasma generating device is discharged and that winds and transfers a flexible substrate, the upper housing comprising a gas inlet, an entrance through which the flexible substrate is introduced, and an outlet through which the flexible substrate is discharged, and a lower housing connected to the entrance of the upper housing and containing a second plasma generating device and a second transfer roller that faces a nozzle from which a plasma beam generated by the second plasma generating device is discharged and that winds and transfers the flexible substrate, the lower housing comprising a gas outlet, and an inlet through which the flexible substrate is introduced.
    Type: Application
    Filed: January 15, 2021
    Publication date: January 20, 2022
    Inventor: Chang Hoon LEE
  • Publication number: 20220017491
    Abstract: The present invention relates to a compound which inhibits the binding of Yes associated protein (YAP) and transcriptional enhancer associate domain (TEAD), a prodrug of same, a hydrate of same, a solvate of same or a pharmaceutically acceptable salt of same, and a composition comprising same as an active ingredient, the compound according to the present invention being able to be applied as an inhibitor which can directly inhibit YAP-TEAD binding in the Hippo pathway which plays a crucial role in the occurrence of cancer.
    Type: Application
    Filed: November 8, 2019
    Publication date: January 20, 2022
    Inventors: Hwan Jung LIM, Seong Jun PARK, Chang Hoon LEE, Kyoung Tai NO, Jiwon CHOI, Hei-Cheul JEUNG, You-keun SHIN, Jong Wan KIM, Xuemei JIN
  • Patent number: 11221853
    Abstract: The processor chip can have a pre-execution pipeline sharing a plurality of resources including at least one resource of interest, a resource tracker having more than one credit unit associated with each one of said at least one resource of interest. The method can include: decoding the instruction data to determine a resource requirement including a quantity of virtual credits required from the credit units for the at least one resource of interest, checking the resource tracker for an availability of said quantity of virtual credits and, if the availability of the amount of said virtual credits is established, i) dispatching the instruction data, and ii) subtracting the quantity of said credits from the resource tracker.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: January 11, 2022
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Chang Hoon Lee, Louis-Philippe Hamelin, Peter Man-Kin Sinn
  • Publication number: 20220006476
    Abstract: The disclosed structures and methods are directed to decoders and to methods for decoding codes, for example, polar codes. The decoder comprises: a codeword node decoding pipeline having three logic units, and configured to, for each encoded codeword node: based on a received instruction sequence, adjust the three logic units for decoding of each encoded codeword node, and decode a set of logarithmic likelihood ratios (LLRs) corresponding to the encoded codeword node to generate decoded bits. The decoder also has an output storage configured to store the decoded bits corresponding to each encoded codeword node, and generate a decoded codeword based on the decoded bits. The decoding method comprises adjusting the codeword node decoding pipeline to each encoded codeword node based on codeword node length and a codeword node type, as well as a bit index of the encoded codeword node.
    Type: Application
    Filed: July 6, 2020
    Publication date: January 6, 2022
    Inventors: Louis-Philippe HAMELIN, Chang Hoon LEE, Olivier D'ARCY, Guy-Armand KAMENDJE TCHOKOBOU, Paul ALEPIN
  • Publication number: 20210360864
    Abstract: A system for preserving cut-flowers using an atmospheric pressure plasma generator according to an embodiment of the present application includes a container that preserves cut-flowers, an air filter that extracts at least some of moisture contained in air in the container and discharges the same, an air compressor that generates compressed air from the air from which the at least some of the moisture was removed by the air filter, and a plasma generator that generates active species through plasma discharge using the compressed air generated from the air compressor as a plasma discharge gas.
    Type: Application
    Filed: September 22, 2020
    Publication date: November 25, 2021
    Inventor: Chang Hoon LEE
  • Publication number: 20210356353
    Abstract: An elastic material vibration test apparatus includes a lower support plate having an upper surface on which an elastic material to be tested is placed, an upper support plate disposed above the lower support plate to be spaced apart from the lower support plate, a pillar connecting the lower support plate and the upper support plate, a pressing rod configured to pass through the upper support plate and ascend and descend in a vertical direction, an air bearing installed on the upper support plate and supporting an outer surface of the pressing rod in a non-contact state, a pressing plate coupled to a lower end of the pressing rod to press an upper surface of the elastic material, and one or more weights coupled to the pressing rod above the air bearing.
    Type: Application
    Filed: December 7, 2020
    Publication date: November 18, 2021
    Inventors: Byungguk Lim, Chang Hoon Lee, Myung Sung Kang, Ji Young Yeom
  • Patent number: 11084824
    Abstract: The present invention relates to a pyrazolopyrimidine derivative, a preparation method thereof and a pharmaceutical composition comprising the same as an active ingredient for the prevention or treatment of cancer, autoimmune disease and brain disease. The pyrazolopyrimidine derivative of the present invention exhibits excellent Bruton's tyrosine kinase inhibition activity, so that it can be effectively used as a pharmaceutical composition for the prevention or treatment of cancer, autoimmune disease and Parkinson's disease.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: August 10, 2021
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Pilho Kim, Sung Yun Cho, Jae Du Ha, Hyoung Rae Kim, Jong Yeon Hwang, Chang Soo Yun, Hee Jung Jung, Chi Hoon Park, Chong Ock Lee, Chang Hoon Lee, Sunjoo Ahn
  • Patent number: 11078816
    Abstract: Disclosed herein are an oil pump control valve and, specifically, an oil pump control valve allowing a discharge port and the inside of a solenoid part to communicate with each other through a spool so as to relieve pressure inside the solenoid part. A spool flow path, a vent hole, and a spool notch are formed so as to allow the solenoid part to communicate with the outside regardless of the flow of fluids when the valve is operated, thereby enabling the internal pressure of the solenoid part to be relieved. In addition, the spool and a rod are integrated such that the axial misalignment of the spool can be prevented and a holder has different diameter such that the flow of fluids can be controlled even during an abnormal power shutdown.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: August 3, 2021
    Assignee: UNICK CORPORATION
    Inventors: Chang-Hoon Lee, Eui-Dong Roh, Jeong-Tae Kim, Ji-Hoon Park, Yeong-Jin Jeong, Jun-Hyo Park