Patents by Inventor Wook Han

Wook Han 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: 20240223188
    Abstract: A semiconductor circuit includes a first pad, a second pad, swapping circuit, and an internal circuit. The internal circuit receives a first external signal and a second external signal, and generates a first internal signal and a second internal signal. Based on master information and swapping information, the swapping circuit couples the internal circuit to one of first and second pads to provide a path through which the first internal signal is output and a path through which the first external signal is received, and couples the internal circuit to the other of the first and second pads to provide a path through which the second internal signal is output and a path through which the second external signal is received.
    Type: Application
    Filed: March 19, 2024
    Publication date: July 4, 2024
    Applicant: SK hynix Inc.
    Inventors: Hyun Wook HAN, Min Chang KIM
  • Publication number: 20240223189
    Abstract: A semiconductor circuit includes a first pad, a second pad, swapping circuit, and an internal circuit. The internal circuit receives a first external signal and a second external signal, and generates a first internal signal and a second internal signal. Based on master information and swapping information, the swapping circuit couples the internal circuit to one of first and second pads to provide a path through which the first internal signal is output and a path through which the first external signal is received, and couples the internal circuit to the other of the first and second pads to provide a path through which the second internal signal is output and a path through which the second external signal is received.
    Type: Application
    Filed: March 19, 2024
    Publication date: July 4, 2024
    Applicant: SK hynix Inc.
    Inventors: Hyun Wook HAN, Min Chang KIM
  • Publication number: 20240199828
    Abstract: A composition for an encapsulant film, comprising an ethylene/alpha-olefin copolymer, a crosslinking agent, a crosslinking auxiliary agent comprising a compound represented by the following Formula 1, and a silane coupling agent, an encapsulant film and a solar cell module thereof is described herein, and by using such composition, the immersion time of an ethylene/alpha-olefin copolymer may be reduced to improve the economic feasibility of the production process of an encapsulant film, and excellent degree of crosslinking is provided: wherein R1 to R8 are described herein.
    Type: Application
    Filed: October 25, 2022
    Publication date: June 20, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Jin Sam Gong, Eun Jung Lee, Sang Eun Park, Sang Hyun Hong, Jin Kuk Lee, Jong Gil Kim, Sang Wook Han
  • Publication number: 20240149377
    Abstract: According to one aspect of the present invention, it is possible to provide a tailor welded blank, a hot press formed part, and a method for manufacturing same, the tailor welded blank having a weld part that can effectively prevent deterioration of properties after hot press forming.
    Type: Application
    Filed: June 8, 2022
    Publication date: May 9, 2024
    Applicant: POSCO Co., Ltd
    Inventors: Sang-Ho Uhm, Chung-Ha Kim Kim, Il-Wook Han
  • Publication number: 20240153367
    Abstract: Disclosed is a device for checking a field of view of a surveillance camera for on-site work, which rapidly and accurately checks a field of view in a field through a projection image without checking a filmed image through a monitor, is capable of installing the surveillance camera and adjusting a position of the surveillance camera, and is capable of outputting a visual warning according to a linkage with various image surveillance systems.
    Type: Application
    Filed: November 18, 2022
    Publication date: May 9, 2024
    Applicant: ITU INC.
    Inventors: SUNG WOOK HAN, NA YOUNG LEE
  • Patent number: 11967950
    Abstract: A semiconductor circuit includes a first pad, a second pad, swapping circuit, and an internal circuit. The internal circuit receives a first external signal and a second external signal, and generates a first internal signal and a second internal signal. Based on master information and swapping information, the swapping circuit couples the internal circuit to one of first and second pads to provide a path through which the first internal signal is output and a path through which the first external signal is received, and couples the internal circuit to the other of the first and second pads to provide a path through which the second internal signal is output and a path through which the second external signal is received.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: April 23, 2024
    Assignee: SK hynix Inc.
    Inventors: Hyun Wook Han, Min Chang Kim
  • Patent number: 11942956
    Abstract: Provided is a time-to-digital converter, comprising a phase frequency detector configured to receive a phase-locked loop input clock and a feedback clock, a ring oscillator configured to perform oscillation with multi-phase clocks of a first period, a counter array configured to count the number of oscillations in which the ring oscillator oscillates in a first period by the number of positive integers during the first pulse width, a multiplexer configured to divide the first period into a plurality of zones using edge information of the multi-phase clocks of the ring oscillator, and selects and outputs voltage information of a plurality of neighboring phase clocks included in a first zone from the plurality of zones, an analog-to-digital converter, a calibrator, and a first adder, wherein the calibrator comprises, an offset lookup table generation circuit, a gain-corrected analog-to-digital conversion output generator, and a second adder.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: March 26, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Min Seob Lee, Shin Woong Kim, Joon Hee Lee, Sang Wook Han
  • Patent number: 11941249
    Abstract: A memory device, a host device and a memory system are provided. The memory device may include a plurality of storage units configured to store data, and at least one device controller configured to, receive a read command from at least one host device and to read data stored in the plurality of storage units in response to the read command, the at least one host device including at least one host memory including a plurality of HPB (high performance boosting) entry storage regions, and provide the at least one host device with a response command, the response command indicating an activation or deactivation of the plurality of HPB entry storage regions, the response command including HPB entry type information which indicates a HPB entry type of the HPB entry storage region.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Woo Kim, Jae Sun No, Byung June Song, Kyoung Back Lee, Wook Han Jeong
  • Publication number: 20240097157
    Abstract: A hydrogen supply system for fuel cells and a method of controlling the same include a hydrogen supplier connected to a hydrogen provider and configured to receive hydrogen from the hydrogen provider through a supply valve, a supply line, a discharge line, a discharge valve provided on the hydrogen supplier to discharge by-products, collected in the hydrogen supplier, to the outside thereof, and a controller electrically connected to the supply valve and configured to set a basic duty of the supply valve based on a basic control map, to set a compensation duty of the supply valve depending on feedback control, and to set a final duty of the supply valve through the basic duty and the compensation duty.
    Type: Application
    Filed: April 17, 2023
    Publication date: March 21, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Wook HAN, Jae Won JUNG
  • Publication number: 20240079529
    Abstract: A light-emitting element includes a first semiconductor layer, a light-emitting layer disposed on the first semiconductor layer, a second semiconductor layer disposed on the light-emitting layer, a device electrode layer disposed on the second semiconductor layer, a reflective electrode layer disposed on the device electrode layer, an insulating film surrounding a side surface of the light-emitting layer, a side surface of the second semiconductor layer, and a side surface of the device electrode layer, and a reflective layer surrounding a side surface of the insulating film, wherein the side surface of the device electrode layer is aligned with a side surface of the reflective electrode layer.
    Type: Application
    Filed: April 10, 2023
    Publication date: March 7, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Ji Hyun HAM, Moon Jung AN, Jin Seok PARK, Hee Keun LEE, Sung Chan JO, Sang Wook HAN
  • Publication number: 20230408362
    Abstract: A gas leak detecting method includes a test article preparation operation of preparing a test article that includes a first coupling region, in which a second component is coupled to one side of a first component, and a second coupling region, in which a third component is coupled to one side of the second component, a test article arrangement operation of arranging the test article in an inner space of a body unit, and a sealing inspection operation of examining a gas discharged from the inner space and inspecting whether or not the first coupling region or the second coupling region is sealed. In the test article arrangement operation, each of the first coupling region and the second coupling region is located inside the inner space.
    Type: Application
    Filed: October 10, 2022
    Publication date: December 21, 2023
    Inventors: Dong Sun Lee, Kyo Shik Park, Byung Jick Kim, Sang Wook Han
  • Patent number: 11831046
    Abstract: Disclosed are a system and a method for fuel supply control for a fuel cell. The system includes a fuel supply line, a fuel supply valve, a base duty calculator configured to estimate a required supply amount of a fuel gas required for the fuel supply line on the basis of a power generation state of the fuel cell and to calculate a base duty instruction to open the fuel supply valve on the basis of the estimated required supply amount, and a valve controller.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: November 28, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Jae Won Jung, Sang Wook Han
  • Publication number: 20230378397
    Abstract: A light emitting element includes: a light emitting element core including a first semiconductor layer, a light emitting layer on the first semiconductor layer, and a second semiconductor layer on the light emitting layer; and a first element insulating layer surrounding a side surface of the light emitting element core. An outer surface of the first element insulating layer has a first outer surface adjacent to one surface of the first semiconductor layer, the one surface of the first semiconductor layer being opposite to another surface of the first semiconductor layer facing the second semiconductor layer, and a second outer surface farther away from a side surface of the first semiconductor layer than the first outer surface is.
    Type: Application
    Filed: March 29, 2023
    Publication date: November 23, 2023
    Inventors: Hyung Seok KIM, Si Sung KIM, Jong Jin LEE, Dong Gyun KIM, Dong Eon LEE, Hyun Min CHO, Sang Wook HAN
  • Publication number: 20230361306
    Abstract: Disclosed is an anode for a lithium secondary battery, and more particularly, an anode comprising a fibrillated binder and a particulate binder.
    Type: Application
    Filed: December 2, 2022
    Publication date: November 9, 2023
    Inventors: Sang Wook HAN, Geun Ho CHOI, Kyeong Wi PARK, Hyun Jin KIM, Yong Il CHO, Han Nah SONG
  • Publication number: 20230325123
    Abstract: A method of operating a storage device includes receiving, at the storage device, a meta information transfer command based on a data read request. The meta information transfer command is received from a host device. The method further includes receiving, at the storage device, a data read command corresponding to the data read request and the meta information transfer command. The data read command is received from the host device. The method further includes receiving, at the storage device, a plurality of meta data corresponding to the data read request and the meta information transfer command. The plurality of meta data is received from the host device. The method further includes performing a data read operation, at the storage device, based on the data read command and the plurality of meta data.
    Type: Application
    Filed: June 15, 2023
    Publication date: October 12, 2023
    Inventors: DONG-WOO KIM, DONG-MIN KIM, SONG-HO YOON, WOOK-HAN JEONG
  • Patent number: 11775423
    Abstract: A storage device includes a descramble module configured to descramble at least a portion of a read command, which includes logical block address (LBA) information and first meta information, into first signature information and first physical address (PA) information, for accessing a flash memory. A compare module is provided, which is configured to compare the first signature information against stored signature information to thereby determine an equivalency or discrepancy therebetween. An access module is provided, which is configured to use the first PA information to access a data region of the flash memory, upon determination of the equivalency by said compare module.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: October 3, 2023
    Inventors: Dong-Woo Kim, Jae Sun No, Song Ho Yoon, Kyoung Back Lee, Wook Han Jeong
  • Patent number: 11776467
    Abstract: Disclosed herein is an LED driver chip capable of being used for master chip and slave chip. In case that the LED driver chip of the disclosure is used for the master, the strobe clock signal may be used as a reference clock signal. The 1-st to the n-th frequency clock signals, which are relatively simple to generate, may be provided as the 1-st to the n-th gray clock signals. In case that the LED driver chip of the disclosure is used for the slave, the external clock signal may be used as a reference clock signal. The 1-st to the n-th delay clock signals, which have a phase according to the reference clock signal, may be provided as the 1-st to the n-th gray clock signal. As a result, the LED driver chip of the disclosure can be used for both a master chip and a slave chip.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: October 3, 2023
    Assignee: TLI INC.
    Inventors: Jung Yeol Choi, Jin Wook Han
  • Publication number: 20230307214
    Abstract: The present invention relates to a method for etching lithium niobate, the method including a process of etching lithium niobate using a mask pattern as a physical dry etching method using Ar plasma produced in a chamber through Ar gas, wherein in the process of etching lithium niobate, a process pressure of the chamber is maintained at 1 mTorr to 20 mTorr, and a method for forming a lithium niobate pattern using the same.
    Type: Application
    Filed: February 27, 2023
    Publication date: September 28, 2023
    Applicants: Korea Institute of Science and Technology, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ho Joong JUNG, Sang Wook HAN, Hyung Jun HEO, Hansuek LEE, Min Kyo SEO, Hyeon HWANG
  • Publication number: 20230298510
    Abstract: Disclosed herein is an LED driver chip capable of being used for master chip and slave chip. In case that the LED driver chip of the disclosure is used for the master, the strobe clock signal may be used as a reference clock signal. The 1-st to the n-th frequency clock signals, which are relatively simple to generate, may be provided as the 1-st to the n-th gray clock signals. In case that the LED driver chip of the disclosure is used for the slave, the external clock signal may be used as a reference clock signal. The 1-st to the n-th delay clock signals, which have a phase according to the reference clock signal, may be provided as the 1-st to the n-th gray clock signal. As a result, the LED driver chip of the disclosure can be used for both a master chip and a slave chip.
    Type: Application
    Filed: December 15, 2022
    Publication date: September 21, 2023
    Applicant: TLI Inc.
    Inventors: Jung Yeol CHOI, Jin Wook HAN
  • Publication number: 20230286073
    Abstract: A method of manufacturing a welded structure includes a preparation operation of arranging a first member to overlap a second member; a first welding operation of forming a first welding line on a first surface of the first member by welding a portion at which the first member overlaps the second member, the first surface of the first member being a surface of the first member facing the second member; a second welding operation of forming a second welding line on a second surface of the first member by welding the portion at which the first member overlaps the second member, the second surface of the first member being a surface opposite to the first surface; and connecting the first welding line to the second welding line.
    Type: Application
    Filed: June 30, 2022
    Publication date: September 14, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Wook Han CHOI, Lee Seung PARK