Patents by Inventor Hwan Lim

Hwan Lim 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: 20250130703
    Abstract: A method for providing 3-dimensional (3D) vehicle contents includes importing 3D vehicle data. The method also includes acquiring bill of materials (BOM) data based on options for a vehicle to be displayed. The method further includes searching for part numbers, included in the BOM data, in the 3D vehicle data to activate relevant parts. The method also includes exporting the activated relevant parts in the 3D vehicle data as 3D vehicle content data. The method additionally includes displaying 3D vehicle contents on a user screen.
    Type: Application
    Filed: October 17, 2024
    Publication date: April 24, 2025
    Applicant: HYUNDAI AUTOEVER CORP.
    Inventors: Sang Min Seo, Young Hwan Lim, Tae Joon Park, Byeung Soo Kang, Jung Won Yu
  • Patent number: 12269476
    Abstract: Described are a mobile apparatus for observing a road surface and a method for controlling the same, and the mobile apparatus for observing a road surface may include: a collector acquiring road surface sensing information including image information and road surface state information corresponding to a road surface; a determiner determining whether there is a paint on the road surface based on the image information; and a corrector generating final road surface state information by selectively performing correction of the road surface state information based on a result of determining whether there is the paint on the road surface.
    Type: Grant
    Filed: May 30, 2024
    Date of Patent: April 8, 2025
    Assignee: NATIONAL INSTITUTE OF METEOROLOGICAL SCIENCES
    Inventors: Yoo Jun Kim, Ji Wan Kim, Byung Hwan Lim
  • Patent number: 12263311
    Abstract: Disclosed are a method and a device for providing a mental massage to help treat anxiety and depression. According to one embodiment of the present disclosure, a massage device for providing a mental massage to help treat anxiety and depression is disclosed, the device including: a mental state determination unit for determining a mental state on the basis of a biosignal of a user; a mental massage pattern determination unit for determining a mental massage pattern on the basis of the determined mental state; and a mental massage provision unit for providing a massage on the basis of the mental massage pattern.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: April 1, 2025
    Assignee: BODYFRIEND CO., LTD.
    Inventors: Woong Chul Kang, A Ran Min, Jeong Hwan Lim
  • Patent number: 12261177
    Abstract: A display device includes a substrate; at least one data line disposed on the substrate; a first pattern disposed on the substrate and spaced apart from the data line; a first insulating layer at least partially disposed on the data line and the first pattern; an active layer disposed on the first insulating layer and at least partially overlapping with the first pattern; a first gate insulating layer disposed on the active layer; and a first electrode disposed on the first gate insulating layer and overlapping with the active layer, wherein the first electrode does not overlap with the data line in a direction parallel to an upper surface of the first insulating layer.
    Type: Grant
    Filed: December 1, 2022
    Date of Patent: March 25, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dong Chul Shin, Hyun Sup Lee, Kang Young Lee, Gye Hwan Lim
  • Publication number: 20250097596
    Abstract: The present disclosure generally relates to systems and methods for image data processing. In certain embodiments, an image processing pipeline may be configured to receive a frame of the image data having a plurality of pixels acquired using a digital image sensor. The image processing pipeline may then be configured to determine a first plurality of correction factors that may correct each pixel in the plurality of pixels for fixed pattern noise. The first plurality of correction factors may be determined based at least in part on fixed pattern noise statistics that correspond to the frame of the image data. After determining the first plurality of correction factors, the image processing pipeline may be configured to configured to apply the first plurality of correction factors to the plurality of pixels, thereby reducing the fixed pattern noise present in the plurality of pixels.
    Type: Application
    Filed: December 5, 2024
    Publication date: March 20, 2025
    Inventors: Guy Cote, D. Amnon Silverstein, Suk Hwan Lim, Sheng Lin, Haitao Guo
  • Patent number: 12252075
    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: Grant
    Filed: December 20, 2022
    Date of Patent: March 18, 2025
    Assignees: 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
  • Publication number: 20250074038
    Abstract: One aspect of the present invention provides a synthetic wood including a core portion and a skin portion disposed on at least a portion of a surface of the core portion, wherein the core portion includes a first polymer resin and a filler, the skin portion includes a second polymer resin and photocatalytic particles, a surface of the skin portion includes a wood pattern formed by an uneven structure including protrusions, and the content of the photocatalytic particles in the protrusions ranges from 5 to 30 wt %, and a method for manufacturing the synthetic wood.
    Type: Application
    Filed: December 13, 2021
    Publication date: March 6, 2025
    Applicant: Any wood. Co., Ltd.
    Inventor: Cheol Hwan LIM
  • Publication number: 20250074371
    Abstract: An electro-mechanical brake includes a piston driven by a motor to push a brake pad toward a wheel disc. The brake also includes: a current detection unit for current flowing through the motor; a piston position detection unit; a map generating unit and a braking force value detection unit. When power is applied to the vehicle at start-up, the first map comprises data correlating current flowing through the motor, position of the piston, and braking force, the second map comprises data of is a map of the current flowing through the motor and a factor are converted into data with reference to the first state, and the factor is a ratio of the braking force to the current flowing through the motor. A braking force value detection detects braking force based on piston position, a current value in the motor, the first map, and the second map.
    Type: Application
    Filed: June 26, 2024
    Publication date: March 6, 2025
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Hwan LIM
  • Patent number: 12237208
    Abstract: A semiconductor device includes a substrate having one or more inner surfaces defining trenches that define an active pattern of the substrate, the trenches including a first trench and a second trench which have different widths, a device isolation layer on the substrate such that the device isolation layer at least partially fills the trenches, and a word line intersecting the active pattern. The device isolation layer includes a first isolation pattern covering a portion of the second trench, a second isolation pattern on the first isolation pattern and covering a remaining portion of the second trench, and a filling pattern filling the first trench under the word line. A top surface of the second isolation pattern is located at a higher level than a top surface of the filling pattern.
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: February 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyunchul Lee, Ki-Jeong Kim, Hwan Lim, Hyun-Sil Hong
  • Patent number: 12236622
    Abstract: An image signal processor includes a statistic data generating unit for receiving an image signal from an external device, an image processing unit for receiving the image signal, and a direct memory access (DMA) module connected to the statistic data generating unit and the image processing unit. The statistic data generating unit performs first image pre-processing on the image signal and generates first statistic data based on the image signal subjected to the first image pre-processing. The DMA module stores the first statistic data therein and provides the stored first statistic data to the image processing unit. The image processing unit performs second image pre-processing on the image signal and performs image processing on the image signal based on the first statistic data.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: February 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-Bum Choi, Il Do Kim, Dong Woo Lee, Na-Ri Im, Kyu Yul Choi, Jong Seong Choi, Suk Hwan Lim
  • Publication number: 20250026330
    Abstract: An electro-mechanical brake control method and apparatus are disclosed. An embodiment of the present disclosure provides a method of controlling an electro-mechanical brake(EMB), using a controller, wherein the electro-mechanical brake includes a current sensor and a motor rotation angle sensor, the method comprising: receiving a target clamping force generated based on a pedal stroke value; generating a clamping force feedback in response to the target clamping force and calculating a force error by comparing the clamping force feedback with the target clamping force; measuring an stroke of a piston using the motor rotation angle sensor; controlling the motor so that the stroke of the piston is located at a contact point by applying a current to the motor; and controlling the electro-mechanical brake for reducing noise and shock generated in the electro-mechanical brake by variably limiting a maximum or minimum amount of current applied to the motor based on the stroke of the piston.
    Type: Application
    Filed: January 31, 2024
    Publication date: January 23, 2025
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Hwan LIM
  • Patent number: 12199115
    Abstract: An image sensor includes a first column line and a second column line configured to extend in a first direction, a plurality of pixel groups configured to connect to the first column line or the second column line and to comprise a plurality of pixels in each of the plurality of pixel groups, a bias circuit configured to comprise a first current circuit and a second current circuit configured to output different bias currents in a first operational mode, and a switching circuit configured to connect the first column line to the first current circuit and connect the second column line to the second current circuit during a first time period, and to connect the first column line to the second current circuit and connect the second column line to the first current circuit during a second time period subsequent to the first time period in the first operational mode.
    Type: Grant
    Filed: March 8, 2024
    Date of Patent: January 14, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae Hong Kim, Dae Hwa Paik, Seung Hyun Lim, Sin Hwan Lim
  • Publication number: 20250012402
    Abstract: Disclosed are a thermoplastic resin composition and a molded product including the same, and based on 100 parts by weight of a base resin including (A) 70 wt % to 90 wt % of a polybutylene terephthalate resin and (B) 10 wt % to 30 wt % of an acrylate-based graft copolymer, the thermoplastic resin composition includes: (C) 1 part by weight to 5 parts by weight of an epoxy group-containing methacrylate-aromatic vinyl-unsaturated nitrile copolymer; (D) 15 parts by weight to 20 parts by weight of a carbon fiber; (E) 1 part by weight to 5 parts by weight of carbon nanotubes; and (F) 18 parts by weight to 20 parts by weight of aluminum diethyl phosphinate (ADEP).
    Type: Application
    Filed: November 14, 2022
    Publication date: January 9, 2025
    Inventors: Dae Gun KIM, Yong Jin KWON, Sung Hwan LIM, Jun Hyeok JANG, Kyo Min LEE, Young Koan KO, Won Young KIM, In Bo KANG, Myung Ock LEE
  • Publication number: 20250010825
    Abstract: An electro-mechanical brake including: a wheel disc; a brake pad configured to press the wheel disc; a piston configured to press the brake pad; a motor configured to move the piston forward or backward when a current is applied; and a control unit configured to apply a current to the motor, detect a contact point on the basis of a position of the piston when forward movement of the piston due to the current ends, and estimate braking force corresponding to the position of the piston on the basis of the position of the piston, wherein the contact point is a position of the piston when the piston starts to move forward due to the motor and the piston and the brake pad start to come into contact with each other.
    Type: Application
    Filed: April 5, 2024
    Publication date: January 9, 2025
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Hwan LIM
  • Publication number: 20250004128
    Abstract: A radar device according to an embodiment, and a driving method therefor are disclosed. The radar device comprises: an antenna; a radome which is arranged above the antenna and which has a shape that changes by means of an external stimulus; and a driving unit which is connected to at least one side of the radome and which applies the external stimulus to at least one side of the radome according to a predetermined control signal.
    Type: Application
    Filed: October 4, 2022
    Publication date: January 2, 2025
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Dong Hwan LIM
  • Publication number: 20240425055
    Abstract: Described are a mobile apparatus for observing a road surface and a method for controlling the same, and the mobile apparatus for observing a road surface may include: a collector acquiring road surface sensing information including image information and road surface state information corresponding to a road surface; a determiner determining whether there is a paint on the road surface based on the image information; and a corrector generating final road surface state information by selectively performing correction of the road surface state information based on a result of determining whether there is the paint on the road surface.
    Type: Application
    Filed: May 30, 2024
    Publication date: December 26, 2024
    Inventors: Yoo Jun KIM, Ji Wan KIM, Byung Hwan LIM
  • Patent number: 12177586
    Abstract: The present disclosure generally relates to systems and methods for image data processing. In certain embodiments, an image processing pipeline may be configured to receive a frame of the image data having a plurality of pixels acquired using a digital image sensor. The image processing pipeline may then be configured to determine a first plurality of correction factors that may correct each pixel in the plurality of pixels for fixed pattern noise. The first plurality of correction factors may be determined based at least in part on fixed pattern noise statistics that correspond to the frame of the image data. After determining the first plurality of correction factors, the image processing pipeline may be configured to apply the first plurality of correction factors to the plurality of pixels, thereby reducing the fixed pattern noise present in the plurality of pixels.
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: December 24, 2024
    Assignee: Apple Inc.
    Inventors: Guy Cote, D. Amnon Silverstein, Suk Hwan Lim, Sheng Lin, Haitao Guo
  • Publication number: 20240397232
    Abstract: An image sensor includes a pixel array including pixels that output a pixel signal, a ramp signal generator that generates a first ramp signal and a second ramp signal, and an analog-to-digital converter. A first offset voltage level of the first ramp signal rises or falls with a first slope and a second offset voltage level of a second ramp signal rises or falls with a second slope different from the first slope. A starting time at which the first ramp signal rises or falls with the first slope and a starting time at which the second ramp signal rises or falls with the second slope are different. The analog-to-digital converter generates an image signal based on a first comparison result obtained by comparing the pixel signal and the first ramp signal and a second comparison result obtained by comparing the pixel signal and the second ramp signal.
    Type: Application
    Filed: December 22, 2023
    Publication date: November 28, 2024
    Inventors: WONTAK CHOI, SIN-HWAN LIM
  • Patent number: 12153214
    Abstract: An optical device for realizing augmented reality comprises a lens comprising a first surface and side surfaces, a display device disposed on a first side surface among the side surfaces of the lens and displaying a first image in a first area and a second image in a second area, a first reflector disposed in the lens and reflecting the first image incident on the first side surface of the lens to the first surface, a second reflector disposed in the lens and reflecting the second image incident on the first side surface of the lens to the first surface, a first condenser disposed between the lens and the first area of the display device and focusing the first image on the first reflector, and a second condenser disposed between the lens and the second area of the display device and focusing the second image on the second reflector.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: November 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Sup Lee, Yong Seok Kim, Jeong Woo Park, Dong Chul Shin, Gye Hwan Lim, Ju Hwa Ha
  • Patent number: 12150285
    Abstract: An inverter apparatus of a mobility has a structure in which a power module and a cooler are stacked so that an overall size of the inverter apparatus is reduced, and the cooler is pressed by a cover so that the cooler and the power module are in contact with each other, increasing the cooling performance of the cooler.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: November 19, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventor: Ji Hwan Lim