Patents by Inventor Sang Hyun

Sang Hyun 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: 20240184399
    Abstract: A display device according to an example embodiment includes a display portion displaying an image, and a sense portion that is disposed over one side of the display portion, and senses an external input, wherein the sense portion includes: at least one of first sense electrodes receiving a first sense signal that is changed in response to the external input, at least one of second sense electrodes that are disposed at a distance from the first sense electrodes, wherein the first sense electrodes are disposed between the second sense electrodes, and at least one of compensation electrode that are disposed spaced apart from and between the first sense electrodes, and to which a compensation signal is applied, wherein the compensation signal and the first sense signal are inverted in phase.
    Type: Application
    Filed: December 14, 2023
    Publication date: June 6, 2024
    Inventor: Sang Hyun LIM
  • Publication number: 20240186644
    Abstract: An activation method for a lithium secondary battery includes: a primary charging process charging a lithium secondary battery; a first degassing process discharging an internal gas containing oxygen to an outside of the lithium secondary battery or moving the internal gas containing oxygen to a gas pocket part after the primary charging process; an aging process aging the lithium secondary battery after the first degassing process; and a second degassing process removing gas from the aged lithium secondary battery.
    Type: Application
    Filed: November 22, 2022
    Publication date: June 6, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sung Hoon YU, Eui Kyung LEE, Sang Jih KIM, Suk Hyun HONG, Ju Hyeon CHO
  • Publication number: 20240182508
    Abstract: The present invention relates to an amphipathic compound, a preparation method therefor, and a surfactant composition comprising same and, specifically, to a compound selected from the group consisting of steviol monoglycoside-acid, steviol monoglycoside-ester, and steviol monoglycoside-amide, a preparation method therefor, and a surfactant composition comprising at least one of these compounds.
    Type: Application
    Filed: April 11, 2022
    Publication date: June 6, 2024
    Inventor: Sang Hyun PYO
  • Patent number: 12000795
    Abstract: An eddy current sensor for deriving an eddy current and sensing the derived eddy current in order to detect a crack in a battery cell, the eddy current sensor comprises: a core unit in which a coil is wound around a magnetic member; and a case for accommodating the core unit of which there are at least two, which are arranged so that the central axis of the coil is oriented in the thickness direction of the battery cell.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: June 4, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Seok Jin Kim, Su Taek Jung, Sang Hyun Koo, Jung Hoon Lee
  • Patent number: 12004420
    Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound, an organic electroluminescent device having a low driving voltage and/or a high luminous efficiency and/or a long lifespan can be provided.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: June 4, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Doo-Hyeon Moon, Su-Hyun Lee, Jin-Ri Hong, So-Young Jung, Dong-Hyung Lee, Sang-Hee Cho
  • Patent number: 12002970
    Abstract: A pouch-type secondary battery includes: an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; and a pouch case including a sealing portion sealed along an edge thereof to accommodate the electrode assembly therein, and a terrace portion formed to extend toward the sealing portion in which an electrode lead is disposed, wherein a notch portion at which a body of a perforator is seated is formed in the sealing portion to form a perforation portion on the terrace portion.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: June 4, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Jun Hee Han, Moon Sung Kim, Sang Baek Ryu, Seung Hyun Yook, Hwan Ho Jang
  • Publication number: 20240174694
    Abstract: The present disclosure relates to a plurality of host materials comprising at least one first host compound and at least one second host compound, and an organic electroluminescent device comprising the same. By comprising a specific combination of the compounds wherein the first host compound is represented by formula 1 and the second host compound is represented by formula 2, it is possible to provide an organic electroluminescent device having improved driving voltage, luminous efficiency, power efficiency and/or lifetime property.
    Type: Application
    Filed: January 8, 2024
    Publication date: May 30, 2024
    Inventors: So-Young JUNG, Ji-Song JUN, Su-Hyun LEE, Sang-Hee CHO, Jin-Ri HONG
  • Publication number: 20240176450
    Abstract: An input sensing device includes first driving electrodes, second driving electrodes, and sensing electrodes, and a sensing driver that transmits a first driving signal to the first driving electrodes at a first frequency, transmits a second driving signal to the second driving electrodes at a second frequency, and determines a touch or approach of an external object based on sensing signals received from the sensing electrodes. The sensing driver includes analog front-end circuits that separate a sensing signal of the first frequency and a sensing signal of the second frequency that are received from the respective sensing electrodes, and generate digital sensing data based on a result of a recombination of the separated sensing signals.
    Type: Application
    Filed: February 5, 2024
    Publication date: May 30, 2024
    Inventors: JI WOONG KIM, Moon Jae Jeong, Hyung Gun Ma, Tae Hun Lee, Keum Dong Jung, Sang Hyun Heo
  • Publication number: 20240177609
    Abstract: An apparatus for controlling traveling of vehicles in a roundabout is proposed. The apparatus may include an input unit configured to receive classification information on a roundabout which a traveling vehicle approaches and surrounding environment information, and a memory in which a vehicle traveling control program for the roundabout is stored. The apparatus may also include a processor configured to execute the program, in which the processor determines a traveling negotiation target according to the classification information on the roundabout, the surrounding environment information, and route information on the traveling vehicle, and controls a traveling behavior of the vehicle in the roundabout according to a traveling negotiation result.
    Type: Application
    Filed: July 11, 2023
    Publication date: May 30, 2024
    Inventors: Ki Taeg LIM, Dae Kyo SHIN, Sang Hun YOON, Soo Hyun JANG, Seong Hyun JANG
  • Publication number: 20240176111
    Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a concave object-side surface, a third lens, a fourth lens, and a fifth lens disposed sequentially from an object side. The optical imaging system satisfies 4.8<f/IMG_HT<9.0, where f is a focal length of the optical imaging system, and IMG_HT is half a diagonal length of an imaging surface of an image sensor.
    Type: Application
    Filed: February 6, 2024
    Publication date: May 30, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwa SON, Jong Gi LEE, Hyo Jin HWANG, Sang Hyun JANG, Yong Joo JO
  • Publication number: 20240179964
    Abstract: A display device comprises a substrate; a driving transistor including a first active layer and a switching transistor including a second active layer, the first active layer and the second active layer being disposed on the substrate; a first gate insulating layer disposed on the first active layer of the driving transistor and the second active layer of the switching transistor; first and second gate electrodes disposed on the first gate insulating layer to overlap the first active layer of the driving transistor and the second active layer of the switching transistor, respectively; a first interlayer insulating layer disposed on the first gate electrode and the second gate electrode; and a second interlayer insulating layer disposed on the first interlayer insulating layer to overlap the first active layer without overlapping the second active layer in a plan view.
    Type: Application
    Filed: February 7, 2024
    Publication date: May 30, 2024
    Inventors: Sang Woo SOHN, Saeroonter OH, Joon Seok PARK, Young Joon CHOI, Su Hyun KIM, Jun Hyung LIM
  • Patent number: 11995267
    Abstract: An embodiment method for operating an electronic device includes transmitting, from a controller, a tearing effect (TE) signal to a touchscreen over a first period of time, the first period of time occurring during a first frame and having a duration that is shorter than a period of the first frame, the TE signal being configured to restrict image data from being displayed on the touchscreen during the first period of time; displaying the first frame of a plurality of frames of the image data on a display of the touchscreen over a second period of time within the period of the first frame other than during the first period of time; and detecting, at the controller, a first touch by performing a first self-sensing scan during the first period of time.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: May 28, 2024
    Assignee: STMicroelectronics Asia Pacific Pte Ltd.
    Inventors: Sang Hoon Jeon, Myung Hyun Hwang, Sang Soo Lee
  • Patent number: 11996182
    Abstract: Disclosed is an apparatus for assisting the reading of a medical image based on a medical artificial neural network, the apparatus including a computing system. An apparatus according to an embodiment of the present invention includes a computing system, and the computing system includes at least one processor. The at least one processor acquires or receives a first analysis result obtained through the inference of a first artificial neural network for a first medical image, generates a first visualization format, which is a representative visualization format of the first medical image, based on the first analysis result, and visualizes the first medical image and the first analysis result based on the first visualization format.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: May 28, 2024
    Assignees: CORELINE SOFT CO., LTD., THE ASAN FOUNDATION, UNIV. OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION
    Inventors: Sang Min Lee, Dong Hyun Yang, Jin Kook Kim, Jaeyoun Yi, Donghoon Yu, Seung Lee Park
  • Patent number: 11993564
    Abstract: Provided is a method of decomposing phenolic by-products, and more particularly, a method of decomposing phenolic by-products including: supplying a phenolic by-product stream to a decomposition device to perform thermal decomposition; separating an upper discharge stream including effective components and a lower discharge stream including materials having a high boiling point in the decomposition device; supplying the lower discharge stream from the decomposition device, a side discharge stream from the decomposition device, and a process water stream to a mixing device and mixing these streams; and supplying a discharge stream from the mixing device to a layer separation device to separate the discharge stream from the mixing device into an oil phase and an aqueous phase.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: May 28, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Min Suk Kang, Sang Beom Lee, Ji Hyang Son, Chi Hyun Jang
  • Patent number: 11995887
    Abstract: A developed impact mark analysis apparatus includes: an image acquisition unit configured to obtain at least one first image by photographing impact marks that are developed, and to obtain a second image of impact marks at a crime scene that are developed from evidence at the crime scene; an outliner configured to outline the at least one first image to obtain at least one first outline image, and to outline the second image to obtain a second outline image; a database configured to store the first outline image corresponding to related tool characteristic information; a matching unit configured to search the database for the first outline image determined to be similar to the second outline image and match them with each other; a display unit; and a user input unit.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: May 28, 2024
    Assignee: REPUBLIC OF KOREA (NATIONAL FORENSIC SERVICE DIRECTOR MINISTRY OF THE INTERIOR AND SAFETY)
    Inventors: Nam Kyu Park, Byung Seon Moon, Jae Mo Goh, Jin Pyo Kim, Young Il Seo, Eun Ah Joo, Je Hyun Lee, Sang Yoon Lee
  • Publication number: 20240166914
    Abstract: The present invention provides an optical film comprising a light-transmitting substrate and a buffer layer, and having the maximum restoration length of 40-100 mm, and a display device comprising such an optical film.
    Type: Application
    Filed: November 24, 2021
    Publication date: May 23, 2024
    Inventors: Sang Hyun AHN, Pil Rye YANG
  • Publication number: 20240164929
    Abstract: The present disclosure relates to a sleeve gastrectomy aid device including: a guide configured to be inserted into a stomach of a patient; an expander configured to be disposed outside the guide and have a volume that changes according to an amount of air therein; a first measurer configured to measure a pressure applied to the expander and have a shape that changes in accordance with a change in the volume of the expander; and a monitor configured to be connected to the first measurer and provide resection position information through a value of the pressure measured by the first measurer.
    Type: Application
    Filed: December 31, 2021
    Publication date: May 23, 2024
    Applicants: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, SOONCHUNHYANG UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION
    Inventors: Moon Gu LEE, Sang Hyun KIM, Sang Chul YUN, Sung Woo CHO, Chang Ho JUNG, Young Jae KANG
  • Publication number: 20240166054
    Abstract: In an embodiment a power supply system includes a low voltage DC/DC converter (LDC) configured to convert a high voltage into a low voltage, a main battery configured to be charged by the LDC and to supply power to a junction block divided into an essential load part and a general load part, a control block comprising a first power switch configured to control power between the LDC and the junction block, a second power switch configured to control the power between the main battery and the junction block, and a load switch configured to selectively cut off the power to the general load part and an auxiliary battery configured to selectively supply power to an auxiliary junction block.
    Type: Application
    Filed: June 23, 2023
    Publication date: May 23, 2024
    Inventors: Sang Wook Park, Je Hyun Kim, Young Ho Kim, Kuk Hyeon Yoo, Oh Kab Kwon
  • Publication number: 20240168694
    Abstract: A display device and a wearable device. The display device may include at least one display panel comprising multiple subsidiary display panels, wherein images output from the subsidiary panels are extended to one another to form a single screen image and at least one multi-channel lens including multiple subsidiary lenses to provide multiple channels for light incident onto the subsidiary lenses, respectively, wherein the subsidiary display panels are associated with the subsidiary lenses, respectively, and the subsidiary display panels are inclined at a first angle from a reference plane so that their front surfaces face the respective subsidiary lenses.
    Type: Application
    Filed: September 11, 2023
    Publication date: May 23, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA
  • Patent number: D1029868
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: June 4, 2024
    Assignee: Hyperconnect Inc.
    Inventors: Beom Su Kim, Seung Ju Han, Enkhbayar Erdenee, Seok Jun Seo, Jin Yong Yoo, Yeon Woo Lee, Sang Bum Kim, Su Hyun Lee, Se Yeon Oh, Sun Young Bae