Patents by Inventor Woo-Hyung Choi

Woo-Hyung 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: 20250105031
    Abstract: An apparatus for removing a residual gas on a wafer comprises at least one spraying nozzle disposed at a front of a loading volume formed within a housing and extending linearly along a horizontal direction respectively; and a plurality of spraying holes formed at each spraying nozzle along the extending direction of each spraying nozzle, wherein the residual gas or a contaminating matter on a surface of the wafer is removed by a gas or a CDA (Clean Dry Air) sprayed through the plurality of the spraying holes.
    Type: Application
    Filed: July 30, 2024
    Publication date: March 27, 2025
    Inventors: Hwi Gon JANG, Woo Hyung CHOI, Byeong Jun JUNG, Jin Myeong LEE
  • Publication number: 20250087511
    Abstract: Provided is a method for determining a center position of a transferred semiconductor part including: disposing at least one pair of component detecting sensors at a transferring path of the semiconductor part; detecting different portions of the semiconductor part by each component detecting sensor; calculating a centering position of the semiconductor part based on the detected different portions; and fixing the semiconductor part at a designated position based on the calculating result.
    Type: Application
    Filed: July 30, 2024
    Publication date: March 13, 2025
    Inventors: Tae Jin KWON, Woo Hyung CHOI, Sang Woo LEE
  • Publication number: 20250079540
    Abstract: A battery module includes: a battery cell assembly having a plurality of battery cells stacked therein and a plurality of frames supporting the plurality of battery cells; a front sensing assembly measuring voltages of the plurality of battery cells and mounted on a front end of the battery cell assembly; a rear sensing assembly measuring voltages of the plurality of battery cells and mounted on a rear end of the battery cell assembly; a front cover covering at least a portion of the front sensing assembly; and a rear cover covering at least a portion of the rear sensing assembly.
    Type: Application
    Filed: April 29, 2024
    Publication date: March 6, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, H GREEN POWER INC., HYUNDAI MOBIS CO., LTD.
    Inventors: Jun Young Lim, Jin Won Kim, Jun Seok Choi, Gun Tae Jung, Woo Hyung Kim, Jae Yeon Ryu, Jae Nyeon Kim, Jin Soo Park, Hyuk Geun Song
  • Patent number: 12233783
    Abstract: The present disclosure relates to an apparatus for controlling a side mirror of an autonomous vehicle and a method thereof. According to an embodiment of the present disclosure, it is possible to detect whether a vehicle is autonomously driven and to fold the side mirror such that a mirror surface is in close contact with a vehicle body surface or side window glass or to insert the side mirror into the inner space of the vehicle when the vehicle is autonomously driven. Through the present disclosure, it is possible to notify an external vehicle of information indicating that the vehicle is driven in an autonomous driving mode.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: February 25, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Eun Young Choi, Jin Su Jeong, Woo Jin Kim, Seo Hyung Cheon, Rosali Sun Pyun, Ki Seok Seong, Dong Il Yang, Min Sang Yu
  • Patent number: 12227192
    Abstract: An apparatus and a method are configured to control a steering wheel of an autonomous driving vehicle. A state of a driver may be monitored during autonomous driving, and at least one of an upward/downward location, a leftward/rightward tilting angle, or an axial movement of the steering wheel of the autonomous driving vehicle may be controlled based on the state of the driver. As a result, danger information may be delivered to the driver through a dual system during autonomous driving.
    Type: Grant
    Filed: May 16, 2022
    Date of Patent: February 18, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Seo Hyung Cheon, Jin Su Jeong, Eun Young Choi, Min Sang Yu, Rosali Sun Pyun, Ki Seok Seong, Dong Il Yang, Woo Jin Kim
  • Publication number: 20250001583
    Abstract: A substrate transfer apparatus includes a moving plate, a load lock chamber disposed at one end of the moving plate, a plurality of processing chambers disposed in a longitudinal direction at opposite ends of the moving plate, and a first arm that is connected with the moving plate and that transfers a substrate between one processing chamber among the plurality of processing chambers and the load lock chamber. The moving plate provides a first path along which a first pivot axis of the first arm performs a circular motion on the moving plate.
    Type: Application
    Filed: May 9, 2024
    Publication date: January 2, 2025
    Applicant: VM Inc.
    Inventors: Tae Jin Kwon, Woo Hyung Choi, Sang Woo Lee
  • Publication number: 20240379397
    Abstract: A substrate transfer apparatus includes a moving plate, a load lock chamber disposed at one end of the moving plate, a plurality of processing chambers disposed in a longitudinal direction at opposite ends of the moving plate, and an arm that is connected with the moving plate and that transfers a substrate between one processing chamber among the plurality of processing chambers and the load lock chamber. The moving plate provides a first path along which a first pivot axis of the arm linearly moves in a lateral direction on the moving plate.
    Type: Application
    Filed: May 9, 2024
    Publication date: November 14, 2024
    Applicant: VM Inc.
    Inventors: Sang Woo Lee, Woo Hyung Choi
  • Publication number: 20240096594
    Abstract: Provided is a system for etching with a plasma present invention relates to a system. A system for etching with plasma comprises a source power module 11 for applying a RF power to an upper electrode 15; a bias power module 12 for applying a RF power to a lower electrode; and a bias DC power module 13 for applying a bias DC power to a wafer 18.
    Type: Application
    Filed: September 19, 2022
    Publication date: March 21, 2024
    Inventors: Woo Hyung CHOI, Sang Woo LEE
  • Patent number: 11841284
    Abstract: Provided is a particle trapping apparatus for preventing an error of a pressure measurement. A particle trapping apparatus for preventing an error of a pressure measurement includes a pressure-measuring means; a measuring pipe for connecting the pressure-measuring means to a processing chamber; and a trapping means for capturing particles in a gas flowing through the measuring pipe, wherein the trapping means is coupled to the measuring pipe or is a portion of the measuring pipe.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: December 12, 2023
    Assignee: ADAPTIVE PLASMA TECHNOLOGY CORP.
    Inventors: Woo Hyung Choi, Sang Woo Lee, Hwi Gon Jang, Gyoung Ho Kwon
  • Publication number: 20230324246
    Abstract: Provided is a particle trapping apparatus for preventing an error of a pressure measurement. A particle trapping apparatus for preventing an error of a pressure measurement includes a pressure-measuring means; a measuring pipe for connecting the pressure-measuring means to a processing chamber; and a trapping means for capturing particles in a gas flowing through the measuring pipe, wherein the trapping means is coupled to the measuring pipe or is a portion of the measuring pipe.
    Type: Application
    Filed: March 24, 2022
    Publication date: October 12, 2023
    Inventors: Woo Hyung CHOI, Sang Woo LEE, Hwi Gon JANG, Gyoung Ho KWON
  • Publication number: 20230187251
    Abstract: Provided is an electrostatic chuck with multiple heater zones. The electrostatic chuck with multiple heater zones comprises multiple micro heater zones; a switch module having each switching means connected to each micro heater zone; and a switch controlling module for controlling an operation of the switch module, wherein each micro heater zone can be heated individually by a corresponding heating element, and each partial area of a wafer secured on the electrostatic chuck is heated independently by each micro heater zone.
    Type: Application
    Filed: December 15, 2021
    Publication date: June 15, 2023
    Inventors: Woo Hyung CHOI, Sang Woo LEE
  • Patent number: 11538702
    Abstract: Provided is an apparatus for monitoring an exchanging process of a semiconductor part and a method for the same. The apparatus comprises finger having a structure capable of loading the part and transferred by a robot for exchanging; and at least one image obtaining means coupled to the finger and obtaining an image of an exchanging position.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: December 27, 2022
    Assignee: ADAPTIVE PLASMA TECHNOLOGY CORP.
    Inventors: Woo Hyung Choi, Sang Woo Lee
  • Publication number: 20220216082
    Abstract: Provided is an apparatus for monitoring an exchanging process of a semiconductor part and a method for the same. The apparatus comprises finger having a structure capable of loading the part and transferred by a robot for exchanging; and at least one image obtaining means coupled to the finger and obtaining an image of an exchanging position.
    Type: Application
    Filed: January 4, 2021
    Publication date: July 7, 2022
    Inventors: Woo Hyung CHOI, Sang Woo LEE
  • Patent number: 11315764
    Abstract: Provided is a structure variable type of a plasma source coil and a method for controlling the same. The plasma source coil comprises a plurality of coil branches extending in a spiral shape based on a central part, wherein at least one coil branch has a structure in which the extending direction or a tilting level can be adjusted.
    Type: Grant
    Filed: September 9, 2020
    Date of Patent: April 26, 2022
    Assignee: ADAPTIVE PLASMA TECHNOLOGY CORP.
    Inventors: Woo Hyung Choi, Sang Woo Lee
  • Publication number: 20210335583
    Abstract: Provided is a structure variable type of a plasma source coil and a method for controlling the same. The plasma source coil comprises a plurality of coil branches extending in a spiral shape based on a central part, wherein at least one coil branch has a structure in which the extending direction or a tilting level can be adjusted.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 28, 2021
    Inventors: Woo Hyung CHOI, Sang Woo LEE
  • Publication number: 20210335651
    Abstract: Provided is an apparatus for exchanging an article of a semi-conductor process and a method for exchanging the article using the same. The apparatus for exchanging an article in a semiconductor process, comprising: a loading unit located at a finger coupled to a transferring means for loading the article'an operation controlling unit displaced at the loading unit and having a communicating means; and at least one vision unit.
    Type: Application
    Filed: September 9, 2020
    Publication date: October 28, 2021
    Inventors: Woo Hyung CHOI, Sang Woo LEE
  • Patent number: 7583953
    Abstract: A device and a method of subdividing data service charge in mobile communication network is disclosed. In one embodiment, the method includes receiving a billing initiation request signal from a wireless data service device (either an interworking function (IWF) unit or a packet data serving node (PDSN)), producing a usage-amount data for the subscriber based on at least one of the type and amount of data being transmitted through the wireless data service device on the mobile communication network. The method also includes, responsive to a billing end request signal, received from the wireless data service device, transferring a billing request signal, requesting to bill the subscriber for the usage-amount data, to an authentication, authorization and accounting (AAA) unit. In one embodiment, the above method can apply to a graduated billing for the each service group in the mobile communication network.
    Type: Grant
    Filed: August 10, 2005
    Date of Patent: September 1, 2009
    Assignee: KT Corporation
    Inventors: Woo-Hyung Choi, Mi-Na Oh, Sung-Chul Kim, Sung-Il Jin
  • Publication number: 20060052083
    Abstract: A device and a method of subdividing data service charge in mobile communication network is disclosed. In one embodiment, the method includes receiving a billing initiation request signal from a wireless data service device (either an interworking function (IWF) unit or a packet data serving node (PDSN)), producing a usage-amount data for the subscriber based on at least one of the type and amount of data being transmitted through the wireless data service device on the mobile communication network. The method also includes, responsive to a billing end request signal, received from the wireless data service device, transferring a billing request signal, requesting to bill the subscriber for the usage-amount data, to an authentication, authorization and accounting (AAA) unit. In one embodiment, the above method can apply to a graduated billing for the each service group in the mobile communication network.
    Type: Application
    Filed: August 10, 2005
    Publication date: March 9, 2006
    Inventors: Woo-Hyung Choi, Mi-Na Oh, Sung-Chul Kim, Sung-Il Jin