Patents by Inventor Sang-Chul An

Sang-Chul 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).

  • Publication number: 20230154711
    Abstract: The present disclosure provides an entrance and exit position detection device for a power device. The entrance and exit position detection device for a power device comprises: a cradle which is open on one side and has an arrangement space formed therein; a power device body which may be in the arrangement space and has a guide plate formed on one side portion thereof; and a position detection part which linearly detects the displaced position of the power device body while the cradle enters and exits the arrangement space. Also, the present disclosure provides an entrance and exit monitoring system which has the above-described entrance and exit position detection device for the power device.
    Type: Application
    Filed: March 29, 2021
    Publication date: May 18, 2023
    Inventors: Sang-Chul LEE, Young KIM, Han-Baek CHUNG
  • Publication number: 20230132447
    Abstract: Disclosed is a cleaner station including a first station with which a hand vacuum cleaner can be combined and a second station with which a robotic vacuum cleaner can be combined. The first station may include a first suction portion which sucks dust from a dust bin of the hand vacuum cleaner. The second station may include a second suction portion which sucks dust from a dust bin of the robotic vacuum cleaner. The cleaner station may include a dust inlet where the dust sucked by the first suction portion and the second suction portion is discharged. The cleaner station may include a dust storage box which communicates with the dust inlet and receives the dust sucked by the first suction portion and the second suction portion.
    Type: Application
    Filed: April 22, 2021
    Publication date: May 4, 2023
    Inventors: Hwang KIM, Sang Chul LEE, Jong II PARK
  • Patent number: 11640211
    Abstract: A display device includes a display region and a sensing region overlapping with each other, a plurality of pixels in the display region, a plurality of first electrodes arranged in a first direction in the sensing region, a plurality of second electrodes arranged in a second direction in the sensing region, and a driving circuit including a display driver for driving the pixels corresponding to image data, and a touch driver for sensing a touch input using a sensing signal input from each of the first electrodes, and configured to supply a noise compensation signal corresponding to the image data to the second electrodes during a period in which the pixels are driven.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: May 2, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Hak Kim, Do Ik Kim, Ga Young Kim, Young Sik Kim, Sang Chul Lee
  • Patent number: 11631874
    Abstract: Disclosed are a control system for a fuel cell including a fuel cell configured to receive a fuel gas and an oxidation gas and generate electric power, a current controller configured to control an output current output from the fuel cell, based on a demanded current of the fuel cell, while maintaining an output voltage output from the fuel cell at a preset voltage or more, and a restriction controller configured to estimate an output current at the preset voltage as a maximum current when the output voltage of the fuel cell drops to become equal to or smaller than the preset voltage, and restrict the output current of the fuel cell to not more than a first restriction current set based on the estimated maximum current, and a control method for a fuel cell.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: April 18, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Sang Chul Yeom, Jeong Kyu Park, Jae Hwan Choi, Sae Byeok Seung, Hyo Jun Kim, Jae Hoon Jeong, Dong Hoon Kim, Seung Yoon Lee
  • Patent number: 11628747
    Abstract: An apparatus for controlling a fuel cell of an environment-friendly vehicle, a system including the same, and a method thereof are provided. The apparatus includes a storage storing information mapping an amount of additional output of a fuel cell according to air density and a current battery state of a high voltage battery depending on a drive mode and a processor that controls an amount of output of the fuel cell in response to a required amount of output of a motor, the amount of output of the fuel cell being varied according to the air density, the current battery state, and the drive mode based on the information mapping the amount of additional output.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: April 18, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sae Byeok Seung, Seung Yoon Lee, Jeong Kyu Park, Sang Chul Yeom
  • Publication number: 20230115802
    Abstract: A display device includes a substrate including a display area and a pad area positioned at one side of the display area, a first pad electrode disposed on the pad area of the substrate, a second pad electrode disposed on the pad area of the substrate to be spaced apart from the first pad electrode, a dam structure disposed between the first pad electrode and the second pad electrode, an adhesive member disposed on the first pad electrode, the second pad electrode and the dam structure, where the adhesive member includes a first conductive ball, a second conductive ball and a, and an electronic component disposed on the adhesive member. The dam structure includes a photo-curable polymer material and is formed by an inkjet process. The adhesive member includes a thermosetting polymer material, and is formed by an inkjet process.
    Type: Application
    Filed: August 1, 2022
    Publication date: April 13, 2023
    Inventors: SANG-CHUL BYUN, HAYOUNG CHOI
  • Publication number: 20230108052
    Abstract: A touch sensor includes a base layer; a first electrode member that includes a plurality of first electrodes arranged on the base layer and electrically connected to each other along a first direction, each of the first electrodes including a first opening; a second electrode member that includes a plurality of second electrodes arranged on the base layer and electrically connected to each other along a second direction that intersects the first direction; a conductive member that includes a plurality of conductive patterns electrically connected to each other along the first direction; and a proximity detector that is electrically connected to the conductive member and configured to detect proximity of an object by receiving a proximity sensing signal from the conductive member. Each of the conductive patterns is located in the first opening of each of the first electrodes and spaced apart from each of the first electrodes, respectively.
    Type: Application
    Filed: November 30, 2022
    Publication date: April 6, 2023
    Inventors: Do Ik KIM, Jang hui KIM, Sang Chul LEE, Ga Young KIM
  • Patent number: 11621888
    Abstract: Techniques for migrating worker nodes within clusters to a new manager instance. One technique includes receiving a request to migrate or update a configuration of a cluster within a container system, where the migration or update includes switching from a first communication pathway to a second communication pathway between worker nodes and a manager instance; creating a component and associated IP address for the second communication pathway; communicating a pod specification that includes the IP address for the second communication pathway to the manager instance, where the pod specification will cause a container tool to update each of the worker nodes with the IP address for the second communication pathway; receiving a notification that all worker nodes have been updated with the IP address; and removing a component and associated IP address for the first communication pathway from the cluster.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: April 4, 2023
    Assignee: ORACLE INTERNATIONAL CORPORATION
    Inventors: Jacob M. Lindholm, Aseem Bajaj, Andrew James Pryde, Joshua Aaron Horwitz, David Sang-Chul Nahm
  • Publication number: 20230100813
    Abstract: Systems and methods are disclosed for online distribution of content based on a user sentiment index. The method may include receiving, over a network and from a user device, one or more user generated inputs and calculating the user sentiment index based on the one or more user generated inputs. The method may also include receiving, over the network, from a content or advertising provider, instructions on publishing content or advertising to a webpage based on the calculated user sentiment index, and publishing content for display on user devices over the network based on a comparison of the calculated user sentiment index and the received instructions.
    Type: Application
    Filed: December 7, 2022
    Publication date: March 30, 2023
    Inventors: John Franklin PAVLEY, Sang Chul SONG, Sean Christopher TIMM, Thu Rein KYAW, Saad MUFTI
  • Patent number: 11616867
    Abstract: The invention relates to a panorama shooting may be performed in the process of switching from the open state to the folded state of the mobile phone, the panorama shooting can be started by pressing a predetermined button or by a voice command on the menu screen in the folded state, and the ending of the panorama shooting is performed through any one of pressing end button, uttering voice command, or detecting the state in which the mobile phone is completely opened.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: March 28, 2023
    Inventor: Sang Chul Kwon
  • Publication number: 20230062677
    Abstract: Disclosed are a method of forming an optical proximity correction (OPC) model and/or a method of fabricating a semiconductor device using the same. The method of forming the OPC model may include obtaining a scanning electron microscope (SEM) image, which is an average image of a plurality of images taken using one or more scanning electron microscopes, and a graphic data system (GDS) image, which is obtained by imaging a designed layout, aligning the SEM image and the GDS image, performing an image filtering process on the SEM image, extracting a contour from the SEM image, and verifying the contour. The verifying of the contour may be performed using a genetic algorithm. Variables in the genetic algorithm may include first parameters related to the image alignment process, second parameters related to the image filtering process, and third parameters related to a critical dimension (CD) measurement process.
    Type: Application
    Filed: May 3, 2022
    Publication date: March 2, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Chul YEO, Min-Cheol KANG, Sooryong LEE
  • Publication number: 20230054052
    Abstract: A vehicle air conditioner for supplementing and regulating the air volume discharged to front seats and rear seats through a door component that controls a passage, and enabling the length of a package in the direction of a heater core to be reduced. The vehicle air conditioner has an air passage comprising: a front seat air passage through which cold air or hot air is discharged toward the front seats of a vehicle; and a rear seat air passage through which cold air or hot air is discharged toward the rear seats of the vehicle, wherein the front seat air passage comprises a front seat cooling passage and a front seat heating passage, and the rear seat path comprises a rear seat cooling passage and a rear seat heating passage, and includes: a first mixing part in which the cold air of the front seat cooling passage and the hot air of the front seat heating passage are mixed; and a second mixing part in which the cold air of the rear seat cooling path and the hot air of the rear seat heating path are mixed.
    Type: Application
    Filed: February 17, 2021
    Publication date: February 23, 2023
    Inventors: Yong Eun SEO, Tae Wan KIM, Sang Chul BYON, Jong Gon LEE, Tae Gun LEE, Sang II HWANG, Sae Dong EOM
  • Publication number: 20230055548
    Abstract: According to the present embodiments, a telescopic stroke is increased while an installation space of a steering column is easily secured, and a telescopic operation can be quickly performed without increasing a motor output. During the telescopic operation, noise may be reduced, and assemblability and mass productivity of the steering column may be improved.
    Type: Application
    Filed: February 24, 2021
    Publication date: February 23, 2023
    Inventors: Sang Chul KU, Kwon Ho LEE, Sung Hun PARK
  • Patent number: 11577256
    Abstract: Disclosed herein is an electrostatic precipitation method using an electrostatic precipitator including a collection module having a collection electrode and a discharge electrode, a housing having an internal partition wall formed therein, an inlet-side passage switching member, and an outlet-side passage switching member. The electrostatic precipitation method includes collecting dust by applying a voltage to the discharge electrode while gas flows, closing some of the flow spaces, divided by the internal partition wall using the passage switching members, and performing dust collection for one of the opened flow spaces by applying a voltage to the discharge electrode therein, and performing washing for at least one of the closed flow spaces by supplying washing water to the collection electrode therein.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: February 14, 2023
    Assignee: DOOSAN ENERBILITY CO., LTD.
    Inventors: Jin Woon Lee, Sang Rin Lee, Jae Dong Hwang, Sang Chul Moon
  • Publication number: 20230044236
    Abstract: The present invention relates to a medical composition and a method for preparing the same, the medical composition comprising: an adipose tissue-derived extracellular matrix powder; and a biocompatible polymer or a crosslinked product of the biocompatible polymer. The medical composition according to the present invention exists in a well-aggregated state even after implantation in the body and can maintain the volume thereof for a certain time.
    Type: Application
    Filed: December 17, 2019
    Publication date: February 9, 2023
    Applicant: L&C Bio Co., Ltd.
    Inventors: Sang Chul KIM, Kee Won LEE, Hyung Gu KIM, Whan Chul LEE
  • Publication number: 20230042832
    Abstract: The present invention relates to a component for manufacturing a semiconductor manufactured by using a CVD method. A SiC structure formed by the CVD method according to one aspect of the present invention is used such that the SiC structure is exposed to plasma inside a chamber, wherein the SiC structure comprises a crystal grain structure in which the length in a first direction is longer than the length in a second direction when defining a direction perpendicular to the surface most exposed to the plasma as the first direction and a direction horizontal to the surface most exposed to the plasma as the second direction.
    Type: Application
    Filed: June 17, 2020
    Publication date: February 9, 2023
    Applicant: TOKAI CARBON KOREA CO., LTD
    Inventors: Sang Chul LEE, Yeong Soon PARK
  • Publication number: 20230041245
    Abstract: The present invention relates to a decellularized nerve graft using allogeneic and heterologous nervous tissues and a method of manufacturing the same. In the present invention, by using a low-concentration basic solution and a surfactant as a decellularization solution, cell and tissue toxicity caused by a solvent or surfactant remaining in the tissue may be minimized by minimizing the use of a basic solution and an anionic surfactant in the entire manufacturing process. In addition, a peristaltic pump may be used to maintain the tissue structure and effectively remove lipid and cells.
    Type: Application
    Filed: December 21, 2020
    Publication date: February 9, 2023
    Applicant: L&C Bio Co., Ltd.
    Inventors: Dong Hyun Nam, Sang Chul Kim, Kee Won Lee, Hyung Gu Kim, Whan Chul Lee
  • Patent number: 11557779
    Abstract: A current limiting method of a fuel cell stack is capable of preventing current of the fuel cell stack from rapidly dropping to prevent jerking or shock from occurring while a vehicle travels. The method includes: determining whether performance deterioration of a unit cell of the fuel cell stack has occurred, employing a feed forward control type current limiting logic of the fuel cell stack before an output of the fuel cell vehicle is lowered, decreasing the current of the fuel cell stack to a predetermined level by the feed forward control type current limiting logic, and gradually restoring the current of the fuel cell stack to a maximum current usage value from a point in time when the current of a load is used.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: January 17, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Seung Yoon Lee, Sae Byeok Seung, Jeong Kyu Park, Sang Chul Yeom
  • Publication number: 20230003403
    Abstract: An air cleaning module includes a filter, a fan, a light source unit, a housing and a guide structure. The fan is configured to provide a suction direction and a blowing direction of a fluid which are substantially aligned. The light source unit is arranged to be adjacent to the filter to emit a light toward the filter. The light having a property that sterilizes a contaminant source in a fluid. The housing includes a fluid passage space. The guide structure is arranged between the fan and the filter and configured to guide a fluid to move along a fluid passage path set by the guide structure. The filter and the light source unit are arranged in the fluid passage space such that the light source unit sterilizes a fluid as a fluid flows toward the light source unit.
    Type: Application
    Filed: September 1, 2022
    Publication date: January 5, 2023
    Inventors: Ji-Won KIM, Jae-Hak JEONG, Sang-Chul SHIN
  • Patent number: D981880
    Type: Grant
    Filed: May 15, 2021
    Date of Patent: March 28, 2023
    Inventor: Sang Chul Lee