Patents by Inventor Young-hun Lee

Young-hun 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).

  • Publication number: 20220012819
    Abstract: Provided is a community management method including: receiving, from a first terminal, a generation request for a standby community; generating the standby community including a user of the first terminal as a participant, according to the generation request for the standby community; and generating a regular community including participants of the standby community as members in response to a number of the participants of the standby community reaching a target number of the standby community, wherein a writing function is restricted in the standby community and allowed in the regular community.
    Type: Application
    Filed: July 8, 2021
    Publication date: January 13, 2022
    Applicant: NAVER CORPORATION
    Inventors: Sa Ra YOON, Seok Woo LEE, Jane CHOI, Hyun Min LEE, Si Hyeon PARK, Dae Hyun PARK, Jung Hun BAE, Young Bae HYUN, Sun Mee KIM, Kyung Man KWAK, Young Sun MIN, Yong Kyu LEE, Man Joon KIM, Ji Hoon KO, O Shik KWON, Hyo Jong KIM, Ye Seul KIM, Ji Hyun KIM, Jung Min LEE
  • Publication number: 20220014491
    Abstract: Provided are a method and apparatus for generating a bundle invitation link. The method includes obtaining a plurality of invitation links from a first user terminal, each of the plurality of invitation links being connected to at least one community, generating a bundle invitation link connected to a detail page, the detail page including the plurality of invitation links, transmitting the bundle invitation link to a second user terminal, causing a display of the second user terminal to display the detail page in response to receiving, from the second user terminal, an input corresponding to the bundle invitation link, and receiving a data pair from the second user terminal, the data pair including at least one invitation link and an identification value of the second user terminal, and the at least one invitation link being selected from among the plurality of invitation links included in the detail page.
    Type: Application
    Filed: July 7, 2021
    Publication date: January 13, 2022
    Applicant: NAVER CORPORATION
    Inventors: Su Bin BAK, Ji Min YOO, Jane CHOI, Dae Hyun PARK, Jung Hun BAE, Young Ju KANG, Sun Mee KIM, Ji Hoon KO, Hyo Jong KIM, Sang Hoon LEE
  • Patent number: 11220434
    Abstract: The present invention relates to a method of preparing ultra-pure silicon carbide in which a super-porous spherical silica aerogel is used as a silica raw material. By preparing the silica aerogel particles using low-cost water glass, a reaction area with respect to a carbon raw material is increased to enable low-temperature synthesis of silicon carbide, the size and shape of silicon carbide powder may be uniformly controlled to prepare ultra-pure silicon carbide, and economic efficiency and productivity of the silicon carbide synthesis may be improved. Thus, it is expected that the silicon carbide powder prepared by the preparation method of the present invention may be provided as an optimized raw material for the preparation of silicon carbide sintered body and single crystal (ingot).
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: January 11, 2022
    Assignees: LG Chem, Ltd., Inha University Research And Business Foundation
    Inventors: Young Hun Kim, Je Kyun Lee, Hae Jin Hwang, Kyoung Jin Lee
  • Patent number: 11222786
    Abstract: In a method of manufacture, a displacement sensor is provided over a conditioner disk. The conditioner disk is rotated to perform a conditioning process on a polishing surface of a polishing pad. A displacement of the rotating conditioner disk is detected using the displacement sensor during the conditioning process. A height of the conditioner disk is calculated from the detected displacement. An end point of the conditioning process is determined on the polishing surface based on the calculated height.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: January 11, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Shin, Woo-Mok Son, Nam-Hoon Lee, Dong-Eog Kim, Seung-Hun Oh, Eun-Seok Lee, Young-Seok Jang
  • Publication number: 20220005733
    Abstract: A method for forming a semiconductor die, includes forming an interlayer dielectric layer on a substrate having a semiconductor die region, a seal-ring region, and a scribe line region, forming a metal pad and a test pad on the interlayer dielectric layer, forming a passivation dielectric layer on the interlayer dielectric layer, the metal pad, and the test pad, first etching the passivation dielectric layer and the interlayer dielectric layer existing between the seal-ring region and the scribe line region to a predetermined depth using a plasma etching process, second etching the passivation dielectric layer to expose the metal pad and the test pad, forming a bump on the metal pad, and dicing the substrate while removing the scribe line region by mechanical sawing.
    Type: Application
    Filed: April 15, 2021
    Publication date: January 6, 2022
    Applicant: MagnaChip Semiconductor, Ltd.
    Inventors: Jin Won JEONG, Jang Hee LEE, Young Hun JUN, Jong Woon LEE, Jae Sik CHOI
  • Publication number: 20220005394
    Abstract: The present disclosure discloses a display driving apparatus configured to process data by using a low voltage bias current, process a source signal by using a high voltage bias current, and provide the low voltage bias current and the high voltage bias current by using one bias core.
    Type: Application
    Filed: July 6, 2021
    Publication date: January 6, 2022
    Applicant: Silicon Works Co., Ltd.
    Inventors: Young Bok KIM, Taiming PIAO, Young Tae KIM, Dong Hun LEE
  • Publication number: 20210408421
    Abstract: An organic light-emitting diode (“OLED”) includes a bottom electrode, a top electrode disposed opposite to the bottom electrode, and an organic layer that is interposed between the bottom electrode and the top electrode and includes a hole-transporting host and an electron-transporting host forming an exciplex and a phosphorescent dopant having a triplet energy which is lower than the triplet energy of the hole-transporting host, the triplet energy of the electron-transporting host, and the triplet energy of the exciplex, and a lighting device and a display apparatus including the OLED. Instead of a phosphorescent dopant, the fluorescent dopant having a singlet energy which is lower than the singlet energy of the exciplex may be also used.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Inventors: Jang Joo KIM, Young Seo PARK, Sung Hun LEE, Kwon Hyeon KIM
  • Patent number: 11207943
    Abstract: The present disclosure provides a method of determining a coolant condition of a vehicle, and more particularly, a method of accurately determining a coolant condition, e.g., a condition in which gas is present in a system and an insufficient coolant condition without a separate additional sensor in a vehicle using an electric water pump (EWP). To this end, the present disclosure provides a method of determining a coolant condition of a vehicle, including, in a vehicle including an electric water pump (EWP) for circulating a coolant, acquiring driving state information of a water pump while the water pump is driven, by a controller, calculating a ripple value of a driving state from the acquired driving state information of the water pump, by the controller, and comparing the calculated ripple value with a reference value to determine a condition of a coolant, by the controller.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: December 28, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jin Hun Lee, Young Pin Jin, Seung Yong Lee
  • Patent number: 11211102
    Abstract: A method of operating memory devices disposed in different ranks of a multi-rank memory device and sharing a signal line includes receiving, in all of the memory devices included in the multi-rank memory device, on-die termination (ODT) state information of the signal line. The method further includes storing, in each of the memory devices of the multi-rank memory device, the ODT state information of the signal line in a mode register. The method further includes generating, in each of the memory devices of the multi-rank memory device, a control signal based on the ODT state information of the signal line stored in the mode register. The method further includes changing, in each of the memory devices of the multi-rank memory device, an ODT setting of the signal line in response to the control signal.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: December 28, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dae-Sik Moon, Kyung-Soo Ha, Young-Soo Sohn, Ki-Seok Oh, Chang-Kyo Lee, Jin-Hoon Jang, Yeon-Kyu Choi, Seok-Hun Hyun
  • Patent number: 11207689
    Abstract: There is provided a cartridge for nucleic acid extraction comprising: a first body having a plurality of chambers in which ports are formed at the bottom; a second body coupled to a lower region of the first body; and a piston disposed rotatably in the centers of the first body and the second body and having a port formed at the bottom thereof; and characterized in that the cartridge comprises a plurality of flow paths formed on the upper region of the second body, one end overlapping the port of the piston and the other end overlapping the port of the first body.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: December 28, 2021
    Assignee: SD BIOSENSOR, INC.
    Inventors: Young Shik Cho, Hyo Guen Lee, Hae Joon Park, Sun Young Lee, Kwan Hun Lim, In Ae Kim, Jae Young Kim, Hyo Lim Park, Dong Hun Kim
  • Patent number: 11145520
    Abstract: Disclosed is a method for liquid-treating a substrate. In a method for treating a substrate, the substrate may be treated by supplying a treatment liquid onto the rotating substrate by using a first nozzle and a second nozzle, the first nozzle supplies the treatment liquid to an area including a central area on the substrate, and the second nozzle supplies the treatment liquid to a peripheral area of the substrate.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: October 12, 2021
    Assignee: SEMES CO., LTD.
    Inventors: Young Hun Lee, Eui Sang Lim
  • Publication number: 20210249278
    Abstract: Disclosed are an apparatus and a method for liquid-treating a substrate. An apparatus for treating a substrate includes a liquid treatment chamber that supplies a liquid onto the substrate to liquid-treat the substrate, a drying chamber that removes the remained liquid on the substrate, and a transfer unit that transfers the substrate between the liquid treatment chamber and the drying chamber, wherein the transfer unit includes a hand that supports the substrate, and a weight measuring unit that measures a weight of the remained liquid on the substrate. A weight of a remained liquid on a substrate may be measured by measuring a weight of the substrate while the substrate is transferred.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 12, 2021
    Inventors: Young Hun LEE, Jae Myoung LEE
  • Publication number: 20210202271
    Abstract: Embodiments of the inventive concept provide an apparatus for treating a substrate. According to an exemplary embodiment, an apparatus for treating a substrate comprises a first valve and a second valve sequentially installed along a direction from a fluid supplying source to a high-pressure chamber in the supply line; a branch line branching from the supply line between the first valve and the second valve and connected to an exhaust line; a third valve installed on the branch line; an exhaust unit exhausting the process fluid inside the high-pressure chamber; and a controller, wherein the controller is configured to perform, before a transfer robot transfers the substrate to the high-pressure chamber for treating the substrate, a first operating of opening the first valve and closing the second valve and a third valve, and a second operating of closing the first valve and the second valve, and opening the third valve.
    Type: Application
    Filed: December 29, 2020
    Publication date: July 1, 2021
    Inventors: Youngseop CHOI, Young Hun LEE, Jinwoo JUNG, Miso PARK
  • Patent number: 11024517
    Abstract: Disclosed are an apparatus and a method for liquid-treating a substrate. An apparatus for treating a substrate includes a liquid treatment chamber that supplies a liquid onto the substrate to liquid-treat the substrate, a drying chamber that removes the remained liquid on the substrate, and a transfer unit that transfers the substrate between the liquid treatment chamber and the drying chamber, wherein the transfer unit includes a hand that supports the substrate, and a weight measuring unit that measures a weight of the remained liquid on the substrate. A weight of a remained liquid on a substrate may be measured by measuring a weight of the substrate while the substrate is transferred.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: June 1, 2021
    Assignee: SEMES CO., LTD.
    Inventors: Young Hun Lee, Jae Myoung Lee
  • Patent number: 11020777
    Abstract: A substrate treating apparatus is disclosed. The apparatus may include a housing including an upper body and a lower body coupled to each other to define a treatment space, the lower body being provided below the upper body, a supporting unit coupled to the upper body, the supporting unit supporting an edge of a substrate disposed in the treatment space, a fluid supplying unit configured to supply fluid into the treatment space, a sealing member provided between and in contact with the upper and lower bodies, the sealing member hermetically isolating the treatment space from an outer space, and an isolation plate installed between the sealing member and the supporting unit. The isolation plate may be provided to face the sealing member.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: June 1, 2021
    Assignee: SEMES CO., LTD.
    Inventors: Young Hun Lee, Eui Sang Lim, Jae Myoung Lee
  • Publication number: 20210104417
    Abstract: The apparatus includes a support unit to support the substrate in a treatment space of a process chamber, a first fluid supply unit to supply a supercritical fluid having an organic solvent dissolved in the supercritical fluid, to the treatment space, a second fluid supply unit to supply the supercritical fluid having no organic solvent dissolved in the supercritical fluid, to the treatment space, an exhaust unit to exhaust the treatment space, a controller to control the first fluid supply unit, the second fluid supply unit, and the exhaust unit. The controller controls the first and second fluid supply units such that the supercritical fluid having no organic solvent dissolved in the supercritical fluid is supplied to the treatment space through the second fluid supply unit, after the supercritical fluid mixed with the organic solvent is supplied to the treatment space through the first fluid supply unit.
    Type: Application
    Filed: October 6, 2020
    Publication date: April 8, 2021
    Applicant: SEMES CO., LTD.
    Inventors: Eui Sang LIM, Young Hun LEE, Jinwoo JUNG, Miso PARK, Byongwook AHN, Young Hee LEE
  • Publication number: 20210066712
    Abstract: The present invention relates to a positive electrode active material for a rechargeable lithium battery and a rechargeable lithium battery including same, wherein the positive electrode active material comprises a core and a surface layer formed on the surface of the core, the core comprising a first crystalline structure, the surface layer comprising a first crystalline structure and a second crystalline structure different from the first crystalline structure, the first crystalline structure being present more than the second crystalline structure in the surface layer.
    Type: Application
    Filed: March 6, 2019
    Publication date: March 4, 2021
    Inventors: Young-Ki KIM, Soonrewl LEE, Young-Hun LEE, Jiyeon JANG, Ickkyu CHOI, Mingzi HONG, Soonkie HONG
  • Publication number: 20210048534
    Abstract: A sea current measuring device for a survivor is proposed. More particularly, the sea current measuring device for the survivor, utilizing Global Positioning System (GPS), is capable of helping expedite life-saving activities by estimating a survivor's location through analysis of previously observed tidal flow data and measurement of sea current in real time when a person is lost at sea due to various marine accidents such as drifting, overturning, stranding, sinking, and the like of a vessel, which may occur at all times at sea.
    Type: Application
    Filed: March 31, 2020
    Publication date: February 18, 2021
    Applicant: Nthink Co., Ltd.
    Inventors: Young-Gwan KANG, Ki-Sub KANG, Young-Hun LEE
  • Publication number: 20210008606
    Abstract: An apparatus for treating a substrate includes a process chamber having a treatment space for treating the substrate; a fluid supply unit for supplying fluid to the treatment space, wherein the fluid supply unit includes: a supply pipe connected to the treatment space to supply the fluid to the treatment space; a pump installed in the supply pipe to provide flow pressure to the fluid; a vent line installed between the pump and the process chamber to discharge pressure in the fluid to an outside; a relief valve installed in the vent line to open and close the vent line; and a reservoir installed between the pump and a branch point wherein the vent line branches from the supply pipe, wherein the reservoir has a cross-sectional area larger than a cross-sectional area of a portion of the supply pipe located between the pump and the branch point.
    Type: Application
    Filed: July 9, 2020
    Publication date: January 14, 2021
    Applicant: SEMES CO., LTD.
    Inventors: Inhwang PARK, Gui Su PARK, Young Hun LEE, Youngseop CHOI, Seung Hoon OH, Jonghyeon WOO, Jin Mo JAE
  • Publication number: 20210005470
    Abstract: Disclosed is a method for processing a substrate, comprising a liquid processing step of performing liquid processing on the substrate by supplying a processing liquid onto the substrate in a liquid processing chamber, a transfer step of transferring the substrate from the liquid processing chamber to a drying chamber, and a drying step of drying the substrate in the drying chamber. In the drying step, the substrate is dried while an edge region of the substrate other than a central region of the substrate is supported by a support unit, and in the liquid processing step, the liquid processing is performed on the substrate such that a height of the processing liquid remaining on the edge region of the substrate is greater than a height of the processing liquid remaining on the central region of the substrate when the liquid processing is completed in the liquid processing chamber.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Inventors: YONG HEE LEE, YOUNG HUN LEE, JINWOO JUNG, EUI SANG LIM