Patents by Inventor Chang Hwan AN

Chang Hwan AN 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: 11912910
    Abstract: A conductive film laminate according to an embodiment of the present disclosure includes a carrier substrate, a conductive film liner on the carrier substrate, and a conductive adhesive film formed on the conductive film liner. The conductive film liner and the conductive adhesive film may form a cut pattern which does not cover the entire carrier substrate. The conductive adhesive film having a narrow width can be stably supplied on the carrier substrate. The conductive adhesive film may be used as an anisotropic conductive film for a bonding process of a touch sensor.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: February 27, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Hyuk Hwan Kwon, Sun Kwon Ahn, Chang Yong Lee
  • Publication number: 20240062650
    Abstract: A traffic line detection method includes obtaining a plurality of points at which at least one moving object is detected in a plurality of image frames, detecting a traffic lane using the plurality of points, and detecting a traffic line using the traffic lane.
    Type: Application
    Filed: August 16, 2023
    Publication date: February 22, 2024
    Inventors: Jae Wook HWANG, Chang Hwan CHUN
  • Patent number: 11890075
    Abstract: A portable complex sensor device for measuring multiple items of biometric information, according to the present invention, comprises: a plurality of electrodes for receiving the biometric information; a plurality of biometric information measuring circuits for measuring the biometric information received from the plurality of electrodes; a plurality of current sensors which are always supplied with power so as to sense electric current when an object to be measured contacts the electrodes; a wireless communication means for transmitting and receiving data to and from a smart phone; and a microcontroller for controlling the power supply of a battery by being operated in a sleep mode or an active mode on the basis of whether the current sensors have sensed the electric current.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: February 6, 2024
    Assignee: HEXACHECK INC.
    Inventors: In Deok Hwang, Chang Hwan Kim
  • Patent number: 11882705
    Abstract: Provided are a three-dimensional semiconductor memory device, a method for manufacturing the same, a method for operating the same, and an electronic system including the same. The three-dimensional semiconductor memory device includes a substrate, a stack structure on the substrate, and vertical channel structures, which are provided in channel holes penetrating the stack structure, wherein each of the vertical channel structures includes a data storage pattern, a vertical channel pattern, a conductive pad, and a vertical semiconductor pattern, wherein the vertical channel pattern includes a first portion contacting the upper surface of the substrate and a second portion provided between the data storage pattern and the vertical semiconductor pattern, and wherein the vertical semiconductor pattern is spaced apart from the substrate with the first portion of the vertical channel pattern therebetween.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: January 23, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yun Heub Song, Sun Jun Choi, Chang Hwan Choi, Jae Kyeong Jeong
  • Publication number: 20230421880
    Abstract: A camera monitoring system (CMS) disposed on a panel of a vehicle body. A housing is disposed on a vehicle body. A movable housing is movable along the housing. A CMS camera is disposed on one end of the movable housing. A motor part provides driving force by which the movable housing moves along the housing. A transparent part is disposed on the housing and is located in an area facing the CMS camera when the movable housing is retracted into the housing. A controller controls a driving amount of the motor part and controls turning on/off of the CMS camera.
    Type: Application
    Filed: June 1, 2023
    Publication date: December 28, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SMR AUTOMOTIVE MODULES KOREA LTD.
    Inventors: Nak Kyoung Kong, Dae Hee Lee, Kyung Hwan Kim, Sang Heon Wang, Won Sik Hong, Houng Young Shin, Chang Hwan Lim, Sung Min Cho
  • Publication number: 20230405064
    Abstract: Provided are a novel Lactiplantibacillus plantarum BNT_G401 strain and uses thereof. A method for manufacturing a ?-aminobutyric acid (GABA) containing fermented product includes (a) dissolving in water a Curcuma longa L. extract having a solid content of 0.5 to 10%; monosodium glutamate (MSG); a carbon source; and a nitrogen source, and sterilizing the same to manufacture a medium composition; (b) inoculating the medium composition with a Lactiplantibacillus plantarum strain; and (c) fermenting the medium composition in which the strain is inoculated to manufacture a GABA containing fermented product.
    Type: Application
    Filed: September 1, 2023
    Publication date: December 21, 2023
    Applicant: BINOTEC CO., LTD.
    Inventors: Yu Mi Kim, Gi Hyun Jang, Chang Hwan Seok, Ji Won Shin, Yun Geum Sang Gwak
  • Publication number: 20230398950
    Abstract: A system for driving a digital side mirror for vehicles, includes a moving case accommodating a camera for photographing the area surrounding the rear and the sides of a vehicle which is mounted in a housing and in a guide pipe mounted to a vehicle panel to be movable forwards and backwards thereof, wherein the camera accommodated in the moving case is controlled to photograph the area surrounding the rear and the sides of the vehicle even when the moving case is moved backwards and received in the housing and the guide pipe, facilitating a user to easily monitor the area surrounding the rear and the sides before turning on the vehicle or after turning off the vehicle.
    Type: Application
    Filed: December 20, 2022
    Publication date: December 14, 2023
    Applicants: Hyundai Motor Company, Kia Corporation, SMR Automotive Modules Korea Ltd.
    Inventors: Nak Kyoung KONG, Ki Hong LEE, Dae Hee LEE, Jong Min PARK, Won Sik HONG, Houng Young SHIN, Chang Hwan LIM, Sung Min CHO, Baek Joon KWON
  • Patent number: 11833970
    Abstract: The disclosure refers to an internal rearview device (1) adapted for use with a motor vehicle, comprising: a rearview element comprising at least one of a reflective element (10) and a display element, with the rearview element having a normal state and at least one anti-glare state, in which a glare experienced by a driver of the vehicle as a result of light reflected at the rearview element is reduced; a bezel (32) surrounding the rearview element and being surrounded by a housing (60); control means comprising sensor means connected to at least one printed circuit board (40, 50), which is arranged between the housing (60) and the rearview element, for controlling at least the state of the rearview element; and a mount assembly (70) which is configured to attach the housing (60) to the vehicle; wherein the perimeter edge (31) of the bezel (32) is exposed to and is viewable by the driver of the vehicle when said device (1) is normally mounted in the vehicle; said perimeter edge (31) comprises a curved surfac
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: December 5, 2023
    Assignee: Motherson Innovations Company Limited
    Inventors: Andreas Herrmann, Chang Kyun Han, Cheol Ho Yim, Ho Jin Huh, Won Sik Hong, Geon Young Choi, Chang Hwan Lim, Freshipali Ali
  • Patent number: 11826737
    Abstract: Disclosed is a method of preparing a high-performance zeolite catalyst for reducing nitrogen oxide emissions, and more particularly a technique for preparing a zeolite catalyst, suitable for use in effectively removing nitrogen oxide (NOx), among exhaust gases emitted from vehicle internal combustion engines through selective catalytic reduction (SCR), thereby exhibiting high efficiency, high chemical stability and high thermal durability upon SCR using the prepared catalyst.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: November 28, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, Heesung Catalysts Corporation
    Inventors: Pyung Soon Kim, Young Jin Kim, Chang Hwan Kim, Seung Chul Na, Seung Ho Oh, Young San Yoo, Ho Dong Kim
  • Publication number: 20230374248
    Abstract: A waste plastic recycling process includes preparing a first solution by dissolving waste plastics in an organic solvent; adding an adsorbent to the first solution; recrystallizing plastics by adding 60 parts by weight or more of a compound having a Hansen solubility parameter (HSP) of 5 to 14 with respect to polycarbonate based on 100 parts by weight of the total weight of the first solution; and collecting the recrystallized plastics. A method for preparing recyclable plastics thereof is also provided.
    Type: Application
    Filed: June 21, 2022
    Publication date: November 23, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Gyoungsik Kim, Seog Jae Seo, Gyeongho Seon, Chang Hwan Ju, Danbi Han, Jae Hoon Choe
  • Publication number: 20230347736
    Abstract: A torque control apparatus may include an input device, a driving device, a memory, and a controller. For example, the torque control apparatus may be configured to obtain an input related to acceleration of the host vehicle from a user by use of the input device, to determine user requirement torque based on the input, to generate a first requirement torque to be input to the driving device for the acceleration of the host vehicle based on at least part of the user requirement torque, to generate an estimation rate value through the first requirement torque by use of a pitch rate estimation model, and to generate a second requirement torque by use of at least one of the estimation rate value, a requirement rate value, the user requirement torque, or a combination of the estimation rate value, the requirement rate value, and the user requirement torque.
    Type: Application
    Filed: July 6, 2023
    Publication date: November 2, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Young Sun NAM, Chang Hee CHO, Chang Hwan KIM, In Kyu LEE, Jae Ho LEE, Doo Hyun KIM, Sung Hoon YU, Lee Hyoung CHO, Nam Kwon LEE, Young Eun KIM, Jong Wha KIM, Ye Chan JEONG, Beom Jun PARK, Hyun KIM, Sang Joon KIM
  • Publication number: 20230341846
    Abstract: A vehicle includes a drive for driving the vehicle, a display for outputting a visual stimulus image, and a controller that controls the drive and the display, the visual stimulus image contains a visual stimulus object having a repeating pattern, and the controller outputs, via the display, the visual stimulus image in which a size of the visual stimulus object changes over time.
    Type: Application
    Filed: November 10, 2022
    Publication date: October 26, 2023
    Inventors: Seung Kyu Nam, Il Yong Yoon, Tae Jun Lee, Chang Hwan Im, Jin Uk Kwon, Hye Rin Nam, Ji Hun Hwang
  • Patent number: 11793291
    Abstract: A rotary type linear reciprocating motion device includes: a driving part rotatably driven by a motor; a rotating part installed at one surface of the driving part, the rotating part transferring a rotational force of the driving part to an applicator; and a reciprocating part installed at the other surface of the driving part, the reciprocating part converting the rotational force of the driving part into a linear reciprocating motion force, the reciprocating part transferring the linear reciprocating motion force to the applicator. The driving part includes: a driving plate having both surfaces at which the rotating part and the reciprocating part are respectively installed; and a driving belt installed at an edge of the driving plate, the driving belt being in contact with a motor shaft of the motor to allow a driving force of the motor to be transferred to the driving plate by a frictional force.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: October 24, 2023
    Assignees: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Chang Hwan Hyun, Hae Chang Lee, Kyung Won Kim, Eun Mi Kim
  • Publication number: 20230334781
    Abstract: A simulation system is provided. The simulation system includes a storage including a virtual space and virtual environment data based on the virtual space, a real-time simulation module configured to map terrain data to the virtual space and simulate movement of a virtual object, a background generating module configured to generate a background of the virtual environment based on the virtual environment data, and a visualization module configured to superimpose the movement of the virtual object on the background of the virtual environment and display a user screen using a display module.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 19, 2023
    Inventors: Jin Hyuk YANG, Chang Hwan SHON, Ho Sik KIM, Hyung Seok KIM
  • Publication number: 20230333652
    Abstract: A mobility device may include a drive for driving the mobility device, a projector for outputting a visual stimulus, an electroencephalogram device for detecting a brainwave of a user, and a controller for controlling the drive and/or the projector. The controller may be connected to the EEG device, and may be configured to control the projector to output the visual stimulus to a surface at a position spaced by a specified distance from the mobility device.
    Type: Application
    Filed: November 16, 2022
    Publication date: October 19, 2023
    Inventors: Seung Kyu Nam, Il Yong Yoon, Tae Jun Lee, Chang Hwan Im, Jin Uk Kwon, Hye Rin Nam, Ji Hun Hwang
  • Patent number: 11788691
    Abstract: A hidden lighting lamp uses a color conversion material and is applied to a vehicle. A color conversion member is spaced apart from a light source by a light source air gap (La) such that the color conversion member is integrally engaged with a lens for projecting light of the light source to the outside or such that the color conversion member is spaced apart from the lens by a lens air gap (Lb). Hidden lighting without deterioration of optical efficiency of LED light from the light source is thereby implemented. One or more of a black painting, a coating layer, an application layer, and a deposition layer are provided, thereby providing concealment of the lamp inner space of the lens, anti-peeling of a deposit, and diversity of fluorescent color.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: October 17, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI MOBIS CO., LTD.
    Inventors: Seung-Pyo Hong, Yun-Min Cho, Ju-Hyun Kim, Chang-Hwan Oh, Jung-Woo Shin, Dong-Joo Park, Han-Soo Park
  • Publication number: 20230296742
    Abstract: A system for calibrating light detection and ranging (Lidar) point data can include a computing device having a processor, and a memory configured to store instructions executed by the processor. The instructions are implemented to receive a plurality of 3D points from a Lidar sensor, and calibrate the Lidar point data of the Lidar sensor according to an operation of rotating the plurality of 3D points at an arbitrary angle and an operation of generating planar ground models by randomly extracting the plurality of 3D points rotated by the arbitrary angle.
    Type: Application
    Filed: October 16, 2022
    Publication date: September 21, 2023
    Inventors: Jae Rim YU, Chang Hwan CHUN
  • Patent number: 11763066
    Abstract: A method determines a degree of compatibility of a web content with a vehicle display device. The method includes steps of: (a) the compatibility-determining server generating a specific render tree by referring to specific web content information; (b) the compatibility-determining server determining whether the specific web page is compatible with the vehicle display device according to a verifying scenario, wherein the verifying scenario is configured as a predetermined program by referring to at least part of (i) at least one first component included in the specific render tree and (ii) at least one second component included in the specific specification information; and (c) in response to determining that the specific web page is compatible, the compatibility-determining server performing or supporting another device to perform a process of displaying the specific web page on a display of the vehicle display device.
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: September 19, 2023
    Inventors: Chang Hwan Lee, Young Min Kim
  • Patent number: 11763041
    Abstract: A data storage device includes a nonvolatile memory device, a volatile memory device, a data encryption circuit configured to encrypt data outputted from the nonvolatile memory device, a data decryption circuit configured to decrypt encrypted data output from the data encryption circuit and configured to provide the decrypted data to the volatile memory device, and a processor configured to perform a first process that controls installation of a first in-storage program in the data storage device, a second process configured to manage a mapping table storing a relation between a logical address and a physical address of the nonvolatile memory device, and a third process configured to execute the first in-storage program.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: September 19, 2023
    Assignees: SK hynix Inc., The Board of Trustees of the University of Illinois
    Inventors: Jian Huang, Xiaohao Wang, Luyi Kang, Jong Ryool Kim, Hyung Jin Lim, Myeong Joon Kang, Chang Hwan Youn
  • Patent number: D1003946
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: November 7, 2023
    Assignee: Netmarble Corporation
    Inventor: Chang Hwan Lee