Patents by Inventor Youngho Cho

Youngho Cho 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: 20240111379
    Abstract: A touch apparatus according to an exemplary embodiment includes: a touch panel that is disposed on a display panel of a display device that drives a plurality of pixels according to a vertical synchronization signal and a horizontal synchronization signal, and includes a plurality of first touch electrodes for sensing a touch input in a first direction and a plurality of second touch electrode for sensing a touch input in a second direction; a driver/receiver that applies a driving signal to at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a first section, and receives a detection signal from at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a second section after the first section; and a controller that generates touch information by using the detection signal, wherein the driving signal is synchronized with at least one synchronization signal of the horizontal synchronization signal and the v
    Type: Application
    Filed: December 11, 2023
    Publication date: April 4, 2024
    Inventors: Seyeob KIM, Bonkee KIM, Youngho CHO, Sein LEE
  • Publication number: 20240093420
    Abstract: A laundry treating apparatus incudes a first treating apparatus, a second treating apparatus that is disposed vertically below the first treating apparatus and supports the first treating apparatus, and an insulating portion that connects the first treating apparatus and the second treating apparatus to each other. The first treating apparatus includes a first cabinet that defines an external appearance of the first treating apparatus, and a first drum disposed inside the first cabinet and configured to accommodate laundry therein. The second treating apparatus includes a second cabinet that defines an external appearance of the second treating apparatus, and a second drum disposed inside the second cabinet and configured to accommodate laundry therein. The insulating portion includes an insulating material and electrically insulates the first treating apparatus and the second treating apparatus from each other.
    Type: Application
    Filed: November 29, 2023
    Publication date: March 21, 2024
    Inventors: Daehan KWON, Sanghee YOO, Jaeseok KIM, Donghyun JIN, Youngho JUNG, Sangho CHO
  • Publication number: 20240094842
    Abstract: Provided is an electronic device including a panel including a plurality of first electrodes extending in a Y-axis and a plurality of second electrodes extending in an X-axis, a driving part configured to individually control a direction of current flowing through the plurality of first electrode and the plurality of second electrodes so as to generate electromagnetic fields, thereby driving a stylus, and a determination part configured to receive a signal generated in the stylus so as to determine touch coordinates. Each of the plurality of first electrodes and the plurality of second electrodes does not form a closed loop. In the electronic device and a stylus driving device according to the embodiment of the present invention, since a separate configuration such as a digitizer, an antenna, and the like is not required, a product may be miniaturized and thinned, a manufacturing cost may be reduced, and the stylus may be used while adopting the existing touch panel as it is.
    Type: Application
    Filed: January 19, 2022
    Publication date: March 21, 2024
    Inventors: Bonkee KIM, Seyeob KIM, Youngho CHO, Jongsik KIM, Hwanhee LEE
  • Patent number: 11926949
    Abstract: Disclosed is a laundry treating apparatus. The laundry treating apparatus includes a first treating apparatus having a first front panel disposed on a front face thereof and a first drum disposed therein for accommodating laundry, and a second treating apparatus disposed beneath the first treating apparatus to support the first treating apparatus. The second treating apparatus has a second front panel disposed on a front face thereof and a second drum disposed therein for accommodating the laundry. The laundry treating apparatus further includes a control panel disposed between the first front panel and the second front panel. The control panel is signally connected to the first treating apparatus and the second treating apparatus. The control panel is inserted between the first front panel and the second front panel, and is fixed by sliding in a lateral direction.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: March 12, 2024
    Assignee: LG Electronics Inc.
    Inventors: Youngho Jung, Sanghee Yoo, Sangho Cho
  • Patent number: 11861105
    Abstract: A touch apparatus according to an exemplary embodiment includes: a touch panel that is disposed on a display panel of a display device that drives a plurality of pixels according to a vertical synchronization signal and a horizontal synchronization signal, and includes a plurality of first touch electrodes for sensing a touch input in a first direction and a plurality of second touch electrode for sensing a touch input in a second direction; a driver/receiver that applies a driving signal to at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a first section, and receives a detection signal from at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a second section after the first section; and a controller that generates touch information by using the detection signal, wherein the driving signal is synchronized with at least one synchronization signal of the horizontal synchronization signal and the v
    Type: Grant
    Filed: October 21, 2022
    Date of Patent: January 2, 2024
    Assignee: HIDEEP INC.
    Inventors: Seyeob Kim, Bonkee Kim, Youngho Cho, Sein Lee
  • Publication number: 20230400936
    Abstract: An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a plurality of electrode; and a touch controller configured to receive a sensing signal from the electrodes to determine a position of the stylus, wherein the electrodes includes electrodes in which directions of currents induced in the electrodes by the resonance circuit are opposite to each other.
    Type: Application
    Filed: June 12, 2023
    Publication date: December 14, 2023
    Inventors: Seyeob KIM, Bonkee KIM, Hyoungwook WOO, Hojun MOON, Hwanhee LEE, Jongsik KIM, Youngho CHO
  • Patent number: 11744461
    Abstract: The present disclosure relates to a retina imaging method in which a light from a light source into two lights is dispersed, at least one eyeground image of the eyeball at a first magnification is obtained by adjusting the paths of the two lights incident on the eyeball, and a plurality of DIC images are obtained at a second magnification higher than the first magnification with respect to the retina of the entirety of the obtained at least one eyeground image by adjusting the paths of the two lights incident on the eyeball.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: September 5, 2023
    Assignees: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY, SEOUL NATIONAL UNIVERSITY HOSPITAL, INHA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Jae Hun Kim, Dae Yu Kim, Seok Hwan Kim, Youngho Cho, Byeongho Park, Hyo-suk Kim, Subeen Park, Kyoung Min Lee
  • Publication number: 20230236697
    Abstract: According to various embodiments of the present disclosure, an electronic device includes: a housing; a touch circuit including a plurality of TX electrodes, and a plurality of RX electrodes arranged to cross over the plurality of TX electrode; a flexible display which includes the touch circuit, and which can be withdrawn from the inner space of the housing; a touch controller; and a processor operatively connected to the touch circuit, the flexible display and the touch controller, wherein the touch controller applies a driving signal by using the plurality of TX electrodes of the touch circuit, acquires the driving signal by using the plurality of RX electrodes, confirms a capacitance value on the basis of the acquired driving signal, and confirms information about a folded area of the flexible display on the basis of the capacitance value, and the processor can set an activation area for an unfolded area of the flexible display on the basis of the folded area of the flexible display.
    Type: Application
    Filed: March 28, 2023
    Publication date: July 27, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Youngho CHO, Dahee LIM, Mooyoung KIM
  • Patent number: 11675446
    Abstract: An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a plurality of electrode; and a touch controller configured to receive a sensing signal from the electrodes to determine a position of the stylus, wherein the electrodes includes electrodes in which directions of currents induced in the electrodes by the resonance circuit are opposite to each other.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: June 13, 2023
    Assignee: HIDEEP INC.
    Inventors: Seyeob Kim, Bonkee Kim, Hyoungwook Woo, Hojun Moon, Hwanhee Lee, Jongsik Kim, Youngho Cho
  • Publication number: 20230125764
    Abstract: An embodiment of the present invention provides a display device including: a loop coil; a display unit configured to include a plurality of pixels; a display driver configured to apply a data signal and a scan signal to the pixels depending on a vertical synchronization signal and a horizontal synchronization signal; a plurality of touch electrodes positioned on the display unit; a driving receiver configured to apply a driving signal to the loop coil during a first period and to receive a sensing signal from at least one of the touch electrodes during a second period after the first period; and a controller configured to generate touch information by using the sensing signal, wherein the driving signal is synchronized to at least one pulse of the vertical synchronization signal and the horizontal synchronization signal.
    Type: Application
    Filed: January 21, 2021
    Publication date: April 27, 2023
    Inventors: Seyeob KIM, Bonkee KIM, Youngho CHO, Hyoungwook WOO, Kiryoung JUNG, Hwanhee LEE, Wonwoo LEE, Kyeonghan PARK, Sein LEE, Jeongwon SEO, Jongsik KIM, Inuk JEONG, Hojun MOON, Beomkyu KO
  • Publication number: 20230067179
    Abstract: An electronic device according to an embodiment includes: a display panel; a touch electrode layer disposed on the display panel and comprising at least one touch electrode; and a conductive wire disposed on the display panel, disposed on the same layer as the touch electrode layer, and generating a magnetic field signal for driving a stylus pen.
    Type: Application
    Filed: January 22, 2021
    Publication date: March 2, 2023
    Inventors: Seyeob KIM, Hyoungwook WOO, Kyeonghan PARK, Bonkee KIM, Youngho CHO, Sein LEE, Hwanhee LEE, Kiryoung JUNG, Wonwoo LEE, Jeongwon SEO, Jongsik KIM, Inuk JEONG, Beomkyu KO, Hojun MOON
  • Publication number: 20230037637
    Abstract: A touch apparatus according to an exemplary embodiment includes: a touch panel that is disposed on a display panel of a display device that drives a plurality of pixels according to a vertical synchronization signal and a horizontal synchronization signal, and includes a plurality of first touch electrodes for sensing a touch input in a first direction and a plurality of second touch electrode for sensing a touch input in a second direction; a driver/receiver that applies a driving signal to at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a first section, and receives a detection signal from at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a second section after the first section; and a controller that generates touch information by using the detection signal, wherein the driving signal is synchronized with at least one synchronization signal of the horizontal synchronization signal and the v
    Type: Application
    Filed: October 21, 2022
    Publication date: February 9, 2023
    Inventors: Seyeob KIM, Bonkee KIM, Youngho CHO, Sein LEE
  • Patent number: 11481065
    Abstract: A touch apparatus according to an exemplary embodiment includes: a touch panel that is disposed on a display panel of a display device that drives a plurality of pixels according to a vertical synchronization signal and a horizontal synchronization signal, and includes a plurality of first touch electrodes for sensing a touch input in a first direction and a plurality of second touch electrode for sensing a touch input in a second direction; a driver/receiver that applies a driving signal to at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a first section, and receives a detection signal from at least one of the plurality of first touch electrodes and the plurality of second touch electrodes during a second section after the first section; and a controller that generates touch information by using the detection signal, wherein the driving signal is synchronized with at least one synchronization signal of the horizontal synchronization signal and the v
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: October 25, 2022
    Assignee: HIDEEP INC.
    Inventors: Seyeob Kim, Bonkee Kim, Youngho Cho, Sein Lee
  • Publication number: 20220334702
    Abstract: An electronic device, according to an embodiment of the disclosure, may comprise: a touchscreen including a first portion and a second portion; a memory; and a processor operatively connected to the touchscreen and the memory. The memory may store instructions that, when executed, cause the processor to: recognize a first point at which a touch input is in contact with the second portion, recognize a second point at which the touch input is separated from the touch screen, recognize at least one third point at which the touch input is periodically in contact with the touch screen in a state in which the touch input is in contact with the touch screen, and activate the touch input based on whether at least one of the second point and the at least one third point is located outside a specified area having a specified radius set with respect to the first point.
    Type: Application
    Filed: July 5, 2022
    Publication date: October 20, 2022
    Inventors: Youngho CHO, Juhyeon PARK, Kiwon KIM
  • Patent number: 11475114
    Abstract: A terminal for checking a security request level of a fingerprint verification request is provided. The terminal includes a fingerprint recognition sensor configured to acquire a fingerprint image; and a controller configured to check a security request level of a fingerprint verification request when the fingerprint verification request is received, to determine an verification level depending on the security request level, and to perform fingerprint verification in a manner corresponding to the verification level by using the fingerprint image. The controller controls the fingerprint recognition sensor to acquire a fingerprint image of a first level when the security request level is less than or equal to the security request level of a previous verification request that has been completed before the fingerprint verification request, and an elapsed time from the previous verification request is within a threshold time.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: October 18, 2022
    Assignee: HIDEEP INC.
    Inventors: Sein Lee, Youngho Cho, Seyeob Kim, Byung Duck Cho
  • Publication number: 20220244806
    Abstract: An embodiment of the present invention provides a touch device for sensing a position of a stylus including a resonance circuit, including: a plurality of electrode; and a touch controller configured to receive a sensing signal from the electrodes to determine a position of the stylus, wherein the electrodes includes electrodes in which directions of currents induced in the electrodes by the resonance circuit are opposite to each other.
    Type: Application
    Filed: January 24, 2022
    Publication date: August 4, 2022
    Inventors: Seyeob KIM, Bonkee Kim, Hyoungwook Woo, Hojun Moon, Hwanhee Lee, Jongsik Kim, Youngho Cho
  • Publication number: 20220173091
    Abstract: The present invention relates to a display device, and more particularly, to an Active Matrix Organic Light Emitting Diode (AMOLED) display device including a Touch and Display Driver Integration (TDDI).
    Type: Application
    Filed: February 11, 2020
    Publication date: June 2, 2022
    Inventors: Seyeob KIM, Bonkee KIM, Youngho CHO
  • Publication number: 20220147177
    Abstract: a touch device according to an exemplary embodiment includes: a plurality of touch electrodes; and a driver/receiver that applies driving signals, each having a frequency corresponding to a resonance frequency of a stylus pen, to the plurality of touch electrodes, and receives detection signals from the plurality of touch electrodes, wherein the driving signals may include a first driving signal and a second driving signal, each having a different phase.
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: Seyeob KIM, Bonkee KIM, Youngho CHO
  • Patent number: 11269441
    Abstract: A touch device according to an exemplary embodiment includes: a plurality of touch electrodes; and a driver/receiver that applies driving signals, each having a frequency corresponding to a resonance frequency of a stylus pen, to the plurality of touch electrodes, and receives detection signals from the plurality of touch electrodes, wherein the driving signals may include a first driving signal and a second driving signal, each having a different phase.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: March 8, 2022
    Assignee: HIDEEP INC.
    Inventors: Seyeob Kim, Bonkee Kim, Youngho Cho
  • Patent number: 10949013
    Abstract: A touch input sensing method of an electronic device can comprise the steps of: determining whether a first input device sensed a touch input before a second input device sensed the same; performing a command such that the second input device collects pressure information in a raw data mode, if the first input device sensed the touch input before the second input device sensed the same; allow the second input device to collect the pressure information according to the command; generating a pressure table by using the collected pressure information; and mapping the pressure table and coordinate information sensed by the first input device, so as to transmit the coordinate information and the pressure information to an AP.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: March 16, 2021
    Inventors: Jeongjin Lee, Youngho Cho, Iljoo Chae, Changhee Hong, Mooyoung Kim