Patents by Inventor Hee Han

Hee 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).

  • Monitoring device, monitoring method and method of manufacturing semiconductor device using reflectivity of wafer
    Patent number: 11764064
    Abstract: Provided are a monitoring device and method. A monitoring device includes a laser processor configured to emit a processing laser beam to perform a melting annealing process on a wafer; a laser monitor configured to emit a monitoring laser beam onto the wafer while the laser processor performs the melting annealing process, the laser monitor configured to measure reflectivity of the wafer; and a data processor configured to process data on the reflectivity measured by the laser monitor, and monitor one or more characteristics of the wafer based on the data on the reflectivity.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: September 19, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nam Hoon Lee, Ill Hyun Park, Tae Hee Han, Jin Won Ma, Byung Joo Oh, Bong Ju Lee, Jae Hee Lee, Joo Yong Lee, Nam Ki Cho, Chang Seong Hong
  • Diamine composition, and method of preparing diisocyanate composition
    Patent number: 11760719
    Abstract: A diamine composition comprising a benzylmonoamine having a methyl group in an amount of 10 ppm to 2,000 ppm in the composition and use thereof for the preparation of a diisocyanate composition and an optical material. A process for preparing a diisocyanate composition wherein the b* value according to the CIE color coordinate of the diamine composition is adjusted to a specific range, whereby the yield and purity of the diisocyanate composition and the optical characteristics of the final optical lens are enhanced. Use of the process for the diisocyanate composition for preparing a plastic optical lens of high quality.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: September 19, 2023
    Assignees: SKC CO., LTD., WOORI FINE CHEM CO., LTD.
    Inventors: Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee Han, Jung Hwan Myung, Jooyoung Jung, Myung-Ok Kyun
  • Positive active material for lithium-sulfur battery and method of fabricating the same
    Patent number: 11742486
    Abstract: A positive active material for a lithium-sulfur battery is provided. The positive active material for a lithium-sulfur battery includes carbon layers and metal compound layers alternately and repeatedly stacked. Each of the metal compound layers includes molybdenum and sulfur. Sulfur of the positive active material for a lithium-sulfur battery is provided from the metal compound layer through a preliminary charge/discharge process.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: August 29, 2023
    Assignee: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
    Inventors: Sung-Hwan Han, Joong-Hee Han
  • Image sensing device for correcting image using block areas and method of operating the same
    Patent number: 11736812
    Abstract: Provided herein may be an image sensing device and a method of operating the same. The image sensing device may include an image sensor configured to acquire an image including a plurality of pixel values, a memory configured to store reference gain values of each of a plurality of block areas included in the image, and an image processor configured to calculate gain values included in each of the plurality of block areas using the reference gain values and to output a correction image in which the reference gain values and the gain values are applied to the plurality of pixel values, wherein the block areas include a first block area and a second block area having a shorter distance from a center of the image than the first block area and having a size greater than that of the first block area.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: August 22, 2023
    Assignee: SK hynix Inc.
    Inventors: Ji Hee Han, Jeong Yong Song, Jae Yoon Yoo
  • Unmanned following vehicle
    Patent number: 11733702
    Abstract: An unmanned following vehicle includes a controller that controls the unmanned following vehicle to move in parallel with a moving object by following the moving object on a left side or a right side of the moving object. For example, the controller adjusts a moving speed of the unmanned following vehicle according to a Y-axis coordinate difference value, which is a difference value between a position of the moving object and a position of the unmanned following vehicle in a forward direction. The controller also adjusts a steering direction and a steering angle of the unmanned following vehicle according to an X-axis coordinate difference value, which is a difference value between the position of the moving object and the position of the unmanned following vehicle in a lateral direction.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: August 22, 2023
    Assignee: HANWHA AEROSPACE CO., LTD.
    Inventors: Yun Su Lee, Hyun Jin Kim, Chul Hee Han
  • Diisocyanate composition, preparation method thereof and optical material using same
    Patent number: 11731936
    Abstract: In the embodiments, an aqueous hydrochloric acid solution instead of hydrogen chloride gas and solid triphosgene instead of phosgene gas may be used in the process of preparing a diisocyanate from a diamine through a diamine hydrochloride. In addition, the embodiments provide processes for preparing a diisocyanate composition and an optical lens of high quality in which the content of water, the content of cations, or the content of an aromatic compound containing 3 or more of chlorine (Cl) in the organic solvent used in the reaction of a diamine hydrochloride composition and triphosgene is adjusted to a specific range.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: August 22, 2023
    Assignees: SKC CO., LTD., WOORI FINE CHEM CO., LTD
    Inventors: Jaeyoung Pai, Jeongmoo Kim, Jung Hwan Myung, Hyuk Hee Han, Jooyoung Jung, Myung-Ok Kyun
  • Collision handling of reference signals
    Patent number: 11736253
    Abstract: A user equipment (UE) can include processing circuitry configured to decode control information of a physical down-link control channel (PDCCH) received via a resource within a control resource set (CORESET) occupying a subset of a plurality of OFDM symbols within a slot. At least one of the symbols in the subset coincides with a pre-defined symbol location associated with a demodulation reference signal (DM-RS) of a PDSCH. The DM-RS can be detected within the slot, the DM-RS starting at a symbol location that is shifted from the pre-defined symbol location and following the subset of symbols. Downlink data scheduled by the PDCCH and received via the PDSCH can be decoded, where the decoding is based on the detected DM-RS.
    Type: Grant
    Filed: March 8, 2022
    Date of Patent: August 22, 2023
    Assignee: Apple Inc.
    Inventors: Debdeep Chatterjee, Alexei Vladimirovich Davydov, Seung Hee Han, Jeongho Jeon, Sameer Pawar, Avik Sengupta, Guotong Wang, Yushu Zhang
  • Porous polyurethane polishing pad and preparation method thereof
    Patent number: 11724356
    Abstract: Embodiments relate to a porous polyurethane polishing pad for use in a chemical mechanical planarization (CMP) process of semiconductors and a process for producing the same. In the porous polyurethane polishing pad, it is possible to control the size and distribution of pores, whereby the polishing performance (i.e., polishing rate) of the polishing pad can be adjusted, by way of employing thermally expanded microcapsules as a solid phase foaming agent and an inert gas as a gas phase foaming agent.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: August 15, 2023
    Assignee: SK enpulse Co., Ltd.
    Inventors: Jang Won Seo, Hyuk Hee Han, Hye Young Heo, Joonsung Ryou, Young Pil Kwon
  • Apparatus for controlling a vehicle using low power communication and method thereof
    Patent number: 11722866
    Abstract: An apparatus for controlling a vehicle and a method thereof are provided. The apparatus includes a connectivity control unit (CCU) to internetwork with a server through a wireless network to provide a connected car service and an integrated body unit (IBU) to perform low power communication with another vehicle to control the CCU.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: August 8, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Won Ho Shin, Dong Hee Han, Hee Jun Lee, Dong Youl Lee, Jae Am Seo, Sun Woo Kim
  • DRIVING APPARATUS AND DRIVING CONTROL METHOD
    Publication number: 20230242122
    Abstract: A driving apparatus and a driving control method is provided. The driving apparatus includes vehicle body; a plurality of vehicle propulsion bodies connected to the vehicle body and configured to enable the vehicle body to travel; at least one sensor configured to sense surroundings of the vehicle body; and a controller configured to control the vehicle body to travel by referring to at least one sensing result of the at least one sensor, wherein the at least one sensor includes a vision generation sensor configured to generate vision information regarding a travel route of the vehicle body and wherein the controller is further configured to determine a road surface condition of the travel route by referring to the vision information, and adjust a difference in driving speed between the plurality of vehicle propulsion bodies according to the road surface condition.
    Type: Application
    Filed: July 26, 2022
    Publication date: August 3, 2023
    Applicant: HANWHA AEROSPACE CO., LTD.
    Inventors: Eun Young LEE, Chul Hee HAN
  • PHASE SHIFTING DEVICE
    Publication number: 20230246319
    Abstract: Disclosed is a phase shifter. According to an embodiment of the present invention, provided is a phase shifter comprising: an elongated fixed board unit including one or more fixed circuit boards each having a circuit pattern formed on one surface thereof, a guiding bracket surrounding the fixed board unit and fixed to the fixed board unit, and one or more moving board units disposed between the guiding bracket and at least one surface of the fixed board unit, guided by the guiding bracket, and including one or more moving circuit boards having conductive strips formed thereon that are coupled to the circuit patterns on the fixed circuit boards.
    Type: Application
    Filed: April 5, 2023
    Publication date: August 3, 2023
    Applicant: KMW INC.
    Inventors: Seong-man Kang, Yong Hee Han, Sung-hwan So, Dae-myung Park, Hae Ri Roh, Gyo Jin Jo, Chang Won Seo
  • Semiconductor device and method of manufacturing the same
    Patent number: 11710639
    Abstract: A method of manufacturing a semiconductor device includes forming a stack in which first material layers and second material layers are alternately stacked, forming a channel structure passing through the stack, forming openings by removing the first material layers, forming an amorphous blocking layer in the openings, and performing a first heat treatment process to supply deuterium through the openings and substitute hydrogen in the channel structure with the deuterium.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: July 25, 2023
    Assignee: SK hynix Inc.
    Inventors: Dae Hee Han, Sung Soon Kim
  • Battery module
    Patent number: 11710874
    Abstract: A battery module according to an embodiment of the present invention includes: a battery stack in which a plurality of battery cells including a cathode tab and an anode tab are stacked; a first bus bar assembly including a first bus bar connecting cathode tabs and anode tabs located at one end of the battery stack; and a second bus bar assembly including a second bus bar connecting cathode tabs and anode tabs located at the other end of the battery stack. The first bus bar assembly or the second bus bar assembly may include a venting part including at least one venting knife which protrudes from the first bus bar or the second bus bar toward the battery cell, such that stability of the battery module may be improved.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: July 25, 2023
    Assignee: SK ON CO., LTD.
    Inventors: Jong Hyuk Lee, Su Hee Han, Hee Gyoung Kang
  • Display device and method of fabricating the same
    Patent number: 11710762
    Abstract: A display device includes a substrate including a display area and a non-display area, and a first surface and a second surface; pixels disposed on the first surface; a signal line disposed on the first surface, and electrically connected to each pixel; a cushion layer disposed on the pixels and the signal line, and including at least one contact hole that exposes a portion of the signal line; a connector disposed in the at least one contact hole and electrically connected to the signal line; and a driver disposed on the cushion layer and electrically connected to the pixels through the connector. Each pixel includes a display element layer disposed on the first surface and including at least one light emitting element, and a pixel circuit layer disposed on the display element layer and including at least one transistor electrically connected to the at least one light emitting element.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: July 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woong Sik Kim, Ji Hyun Kim, Sang Hyun Lee, Sae Hee Han
  • Diisocyanate composition for optical lens and preparation method thereof
    Patent number: 11702384
    Abstract: According to an embodiment, the pH of a diisocyanate composition and a diamine hydrochloride composition used in the preparation of an optical lens is adjusted to a specific range, whereby it is possible to enhance not only the yield and purity of the diisocyanate composition but also the optical characteristics of the final optical lens by suppressing the striae and cloudiness. Specifically, according to the process of the embodiment, the amount of an aqueous hydrochloric acid solution introduced to the reaction may be adjusted to control the pH of the diisocyanate composition to a desired range, thereby enhancing the yield and purity. Accordingly, the process for preparing a diisocyanate composition according to the embodiment can be applied to the preparation of a plastic optical lens of high quality.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: July 18, 2023
    Assignees: SKC CO., LTD., WOORI FINE CHEM CO., LTD.
    Inventors: Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee Han, Jung Hwan Myung
  • FLAT BOTTOM SHADOW RING
    Publication number: 20230223292
    Abstract: In some examples, a flat Bottom Shadow Ring (fBSR) is provided for processing a substrate in a processing chamber. An example fBSR comprises an overhang for covering an edge of the substrate in the processing chamber. The overhang includes a fiat zone that extends radially outward over the outer edge of the substrate.
    Type: Application
    Filed: June 10, 2021
    Publication date: July 13, 2023
    Inventors: Lai Wei, Ji Soo Kim, Alan Jeffrey Miller, William Thie, Frank Yun Lin, Jun Hee Hee Han, Jie Liu, Conan Chiang, Michael John Martin
  • DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20230225158
    Abstract: A display device and a method of manufacturing the display device are provided. Embodiments of the display device include a substrate including a main portion and a plurality of protrusion patterns protruding outwardly from an edge of the main portion, a display layer on each of the protrusion patterns, a first insulating layer covering the display layer and a second insulating layer on the first insulating layer. Adjacent protrusion patterns are separated by a cutout portion and side surfaces of the adjacent protrusion patterns face each other. The first insulating layer includes adjacent first insulating layers on the adjacent protrusion patterns that face each other and are separated by the cutout portion. The second insulating layer is on a top surface of the first insulating layer on each of the protrusion patterns, and is not on a side surface of the display layer.
    Type: Application
    Filed: December 19, 2022
    Publication date: July 13, 2023
    Inventors: Dong Won Kim, Gyu Jeong Lee, Myung Hee Han
  • Method and apparatus for transmitting reference signal in multi-antenna system
    Patent number: 11700099
    Abstract: A method for transmitting a reference signal in a multi-antenna system is provided. The method includes: selecting at least one orthogonal frequency division multiplexing (OFDM) symbol in a subframe containing a plurality of OFDM symbols; allocating a channel quality indication reference signal (CQI RS) capable of measuring a channel state for each of a plurality of antennas to the selected at least one OFDM symbol; and transmitting the CQI RS, wherein the CQI RS is allocated to an OFDM symbol which does not overlap with an OFDM symbol to which a common reference signal to be transmitted to all user equipments in a cell or a dedicated reference signal to be transmitted to a specific user equipment in the cell is allocated.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: July 11, 2023
    Assignee: LG Electronics Inc.
    Inventors: Hyun Soo Ko, Seung Hee Han, Ja Ho Koo, Jae Hoon Chung, Bin Chul Ihm, Moon Il Lee
  • LIGHT EMITTING DISPLAY DEVICE AND COMPENSATION METHOD THEREOF
    Publication number: 20230215356
    Abstract: A light emitting display device and a compensation method thereof, wherein an optical characteristics detection portion overlapping a signal line is provided in a subpixel, and the optical characteristics detection portion is connected to one of source voltage lines used by the subpixel, whereby optical characteristics of the subpixel can be determined without loss in effective area of an emission portion and to easily compensate for an afterimage of a display panel.
    Type: Application
    Filed: October 29, 2022
    Publication date: July 6, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventor: Jun Hee HAN
  • LIGHT EMITTING DISPLAY DEVICE
    Publication number: 20230217689
    Abstract: A light emitting display device capable of vertically and horizontally adjusting an area where the energy of light is concentrated when laser light for repair is radiated, the adjusted area corresponds to an anode separation region, so that normal repair can be performed and damages on a cathode caused by energy concentration can be prevented by changing a structure under the cathode.
    Type: Application
    Filed: October 29, 2022
    Publication date: July 6, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Min Kyu CHUN, Jun Hee HAN