Patents by Inventor Sung A Cho

Sung A 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).

  • Patent number: 11837141
    Abstract: The present disclosure discloses a display driving apparatus having a mura compensation function and a method of compensating for mura of the same. To this end, the display driving apparatus may include a mura memory in which compensation data corresponding to coefficient values of a mura compensation equation is stored, and a mura compensation circuit configured to perform mura compensations on display data by using the mura compensation equation to which the compensation data has been applied.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: December 5, 2023
    Assignee: LX SEMICON CO., LTD.
    Inventors: Jun Young Park, Min Ji Lee, Gang Won Lee, Young Kyun Kim, Ji Won Lee, Jung Hyun Kim, Suk Ju Kang, Sung In Cho
  • Publication number: 20230387179
    Abstract: A display apparatus including a circuit board, pixels arranged on the circuit board, and a light blocking material covering one of the pixels, in which at least one of the pixels includes a first light emitting device and a second light emitting device spaced apart from each other, the first light emitting device includes a first LED stack configured to generate light having a first peak wavelength and a first bump pad, the second light emitting device includes a second LED stack configured to generate light having a second peak wavelength and a second bump pad, and the first light emitting device includes a first side surface having a region inclined at a first inclined angle, and the second light emitting device includes a second side surface facing the first side surface and having a region inclined at a second inclined angle different from the first inclined angle.
    Type: Application
    Filed: August 7, 2023
    Publication date: November 30, 2023
    Inventors: Dae Sung CHO, So Ra LEE, Chang Yeon KIM, Jong Min JANG
  • Patent number: 11820179
    Abstract: An embodiment system for monitoring a tire pressure includes a wheel speed sensor mounted on each wheel of a vehicle, a set button for resetting a pressure setting, and a controller configured to determine whether the tire pressure is low using the wheel speed sensor, output a low pressure warning, determine whether a user has an intention to reset the pressure setting when a manipulation of the set button is sensed after the low pressure warning is output, and reset the pressure setting in response to a response of the user.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: November 21, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Sung Cho, Yong Gu Kang
  • Publication number: 20230354890
    Abstract: An aerosol generating device includes a first cartridge including a delivery hole for delivering an aerosol generated from the first material, a second cartridge including chambers for accommodating a second material passing an aerosol delivered from the first cartridge therethrough and is capable of changing a relative position of the first cartridge with regard to the second cartridge, a drive device for changing the relative position of the first cartridge and the second cartridge, and a controller for changing the relative position of the first cartridge with regard to the second cartridge so that at least one of the plurality of chambers passes the aerosol therethrough when a previously determined condition is satisfied.
    Type: Application
    Filed: May 18, 2021
    Publication date: November 9, 2023
    Applicant: KT &G CORPORATION
    Inventors: Jong Sub LEE, Min Kyu KIM, Won Kyeong LEE, Byung-Sung CHO
  • Patent number: 11810522
    Abstract: A pixel circuit driving method of controlling an operation of a light-emitting element provided in a pixel of a display panel may comprise: applying pulse amplitude modulation (PAM) signals having a plurality of levels to a first terminal of a first transistor having a second terminal connected to a control terminal of a second transistor configured to drive the light-emitting element with a current according to a gray scale required for the light-emitting element; and applying a PAM signal of any one level selected from the PAM signals to the control terminal of the second transistor during each sub-frame time corresponding to a turn-on time of the first transistor controlled by a pulse width modulation (PWM) signal having a plurality of sub-frames in a single frame according to the gray scale.
    Type: Grant
    Filed: September 8, 2022
    Date of Patent: November 7, 2023
    Assignees: Electronics and Telecommunications Research Institute, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Chun Won Byun, Chan Mo Kang, Nam Sung Cho, Byong Deok Choi, Yong Duck Kim
  • Patent number: 11798641
    Abstract: A memory device includes a memory cell array including a plurality of memory cells on which a programming loop is executed a plurality of times; a voltage generator configured to apply a verifying voltage to the memory cells, for verifying at least one programming state of the memory cells; and a voltage controller configured to control the voltage generator to change a level of the verifying voltage as a program loop count increases, based on temperature information about a temperature inside or outside the memory device.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: October 24, 2023
    Inventor: Yong-Sung Cho
  • Patent number: 11798974
    Abstract: A display apparatus including a circuit board and a plurality of pixels arranged on the circuit board, in which at least one of the pixels includes a first light emitting device and a second light emitting device spaced apart from each other in a lateral direction, the first light emitting device includes a first LED stack configured to generate light having a first peak wavelength; and the second light emitting device includes a second LED stack configured to generate light having a second peak wavelength, and a third LED stack disposed on the second LED stack and configured to generate light having a third peak wavelength.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: October 24, 2023
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Dae Sung Cho, So Ra Lee, Chang Yeon Kim, Jong Min Jang
  • Patent number: 11776987
    Abstract: A display apparatus includes a display substrate, first micro LED modules arranged on the display substrate, and at least one second micro LED module disposed between the first micro LED modules. Each of the first micro LED modules includes a first substrate and micro LEDs disposed on the first substrate. The second micro LED module includes a second substrate and micro LEDs disposed on the second substrate. The second substrate bridges two adjacent first substrates.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: October 3, 2023
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Dae Sung Cho, So Ra Lee
  • Publication number: 20230290306
    Abstract: A pixel circuit may comprise: a first transistor having a first terminal connected to a data line and to which a data signal is applied and a gate terminal connected to a scan line and to which a scan signal is applied; a third transistor having a gate terminal connected to a second terminal of the first transistor and a second terminal connected to a light emitting device; a capacitor having a second terminal commonly connected to the second terminal of the first transistor and the gate terminal of the third transistor; and a second transistor having a second terminal commonly connected to a first terminal of the capacitor and a first terminal of the third transistor, a first terminal connected to a first power supply voltage, and a gate terminal connected to an emission line to which an emission signal is applied.
    Type: Application
    Filed: March 9, 2023
    Publication date: September 14, 2023
    Applicants: Electronics and Telecommunications Research Institute, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Chun Won BYUN, Chan Mo KANG, Nam Sung CHO, Byong Deok CHOI, Yong Duck KIM
  • Publication number: 20230286956
    Abstract: The present invention relates to 1-alkyl-5-arylidene-2-selenoxoimidazolidine-4-ons and derivatives thereof, a method for producing the same, and a composition for prevention, improvement or treatment of neurodegenerative disease containing the same. Specifically, 1-alkyl-5-arylidene-2-selenoxoimidazolidine-4-ons and derivatives thereof, which are novel compounds of the present invention, can be used as an excellent composition for prevention, improvement or treatment of neurodegenerative disease.
    Type: Application
    Filed: July 9, 2021
    Publication date: September 14, 2023
    Inventors: Sang Hyup LEE, Dong Young CHOI, Jungkwan LEE, Sung Hoon AHN, Sun CHOI, Hyun Sung CHO, Cho Rong KIM, Yoo Jin LIM, Ye Eun KIM, Yoonji LEE
  • Patent number: 11741570
    Abstract: Disclosed is an image processing device. The image processing device includes an input unit, and a processor which retargets an image frame input through the input unit and acquires an output image frame, wherein the processor identifies an area, in which pixel values are to be padded, on the basis of the input image frame and information about the output image frame, identifies a first pixel block on the basis of a target pixel area included in the identified area, identifies a second pixel block on the basis of pixel values included in the first pixel block, and pads the target pixel area on the basis of pixel values included in the second pixel block, so as to able to acquire the output image frame.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: August 29, 2023
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION
    Inventors: Hyungjun Lim, Suk Ju Kang, Sung In Cho, Youngsu Moon, Seung Joon Lee, Siyeong Lee
  • Patent number: 11718069
    Abstract: Proposed is a composite film including a first film layer attached to an upper surface of a steel member, a second film layer positioned on the first film layer, and a mesh film layer positioned on the second film layer and having a mesh structure. A portion of the mesh film layer is embedded into the second film layer during a heat compression process when the composite film is manufactured. The composite film improves the water resistance, chemical resistance, abrasion resistance, and durability of a steel member when the steel member is coated with the composite film.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: August 8, 2023
    Assignee: FIXON INC.
    Inventors: Sung Man Jung, Heung Dae Kim, Jong Min Jeong, Kye Sung Cho, Seung Gwan Lim
  • Publication number: 20230230550
    Abstract: A pixel circuit driving method of controlling an operation of a light-emitting element provided in a pixel of a display panel may comprise: applying pulse amplitude modulation (PAM) signals having a plurality of levels to a first terminal of a first transistor having a second terminal connected to a control terminal of a second transistor configured to drive the light-emitting element with a current according to a gray scale required for the light-emitting element; and applying a PAM signal of any one level selected from the PAM signals to the control terminal of the second transistor during each sub-frame time corresponding to a turn-on time of the first transistor controlled by a pulse width modulation (PWM) signal having a plurality of sub-frames in a single frame according to the gray scale.
    Type: Application
    Filed: September 8, 2022
    Publication date: July 20, 2023
    Applicants: Electronics and Telecommunications Research Institute, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Chun Won BYUN, Chan Mo KANG, Nam Sung CHO, Byong Deok CHOI, Yong Duck KIM
  • Publication number: 20230201444
    Abstract: Provided is an otitis media treatment instrument and, more particularly, to an otitis media treatment instrument having a ventilation tube installed thereon, the otitis media treatment instrument including: a cutting sheath which is configured in a tube shape, and which has an inner diameter larger than the outer diameter of the ventilation tube; and a suction pipe formed to be able to move relative to the cutting sheath inside the cutting sheath along the longitudinal direction of the cutting sheath, the suction pipe having, on the front end portion thereof, an insertion portion having an outer diameter smaller than the inner diameter of the ventilation tube and having a fixing portion which extends toward the front end of the insertion portion, and which has an outer diameter larger than the inner diameter of the ventilation tube.
    Type: Application
    Filed: November 9, 2022
    Publication date: June 29, 2023
    Inventors: Hanyoung LEE, Yong Joon SEO, Ho Sung CHO
  • Publication number: 20230189882
    Abstract: An aerosol generating device includes a first cartridge configured to accommodate a first material and comprising a delivery hole through which an aerosol generated from the first material is delivered; a second cartridge comprising a plurality of chambers for accommodating a second material through which the aerosol delivered from the first cartridge passes, and movably coupled to the first cartridge such that a position of the second cartridge with respect to the first cartridge is changeable; a magnetic body arranged in one of the second cartridge and the first cartridge; and an electromagnet arranged in the other of the second cartridge and the first cartridge to face the magnetic body, and configured to generate magnetism toward the magnetic body such that the one of the first cartridge and the second cartridge moves with respect to the other.
    Type: Application
    Filed: July 2, 2021
    Publication date: June 22, 2023
    Applicant: KT&G CORPORATION
    Inventors: Won Kyeong LEE, Min Kyu KIM, Jong Sub LEE, Byung Sung CHO
  • Publication number: 20230186572
    Abstract: A reality space-based content authoring system according to an embodiment of the present disclosure includes an augmented reality server configured to provide augmented reality information including indoor and outdoor position information and simulation data of an augmented reality application user terminal necessary for simulation of content being authored and an operation of a distributed augmented reality application, a virtual reality server configured to provide reality space-based virtual reality information including geometric information and image information indicating a reality space to which the content is to be applied, and a content authoring device configured to provide a reality space-based virtual reality authoring environment when producing the content on the basis of the augmented reality information and the virtual reality information, and provide an augmented reality application and a virtual reality application based on the created content.
    Type: Application
    Filed: March 15, 2022
    Publication date: June 15, 2023
    Inventors: Tae Hong JEONG, Seung Lee KIM, Kyu Sung CHO, Jae Wan PARK
  • Publication number: 20230172282
    Abstract: An aerosol generating device includes a main body and a cartridge detachably coupled to the main body. The main body includes a controller, a battery, and a first wireless communication unit. The cartridge includes a second wireless communication unit. The controller controls output power of the battery to apply a power pattern to the cartridge, and the first wireless communication unit establishes a wireless connection with the second wireless communication unit when power supplied from the battery to the cartridge matches a preset power pattern.
    Type: Application
    Filed: May 7, 2020
    Publication date: June 8, 2023
    Applicant: KT&G CORPORATION
    Inventors: Byung Sung CHO, Won Kyeong LEE, Jong Sub LEE, Dae Nam HAN
  • Patent number: 11665281
    Abstract: A call recommendation system based on artificial intelligence is provided. The call recommendation system includes a data collecting unit, a matching time predicting unit, a price determining unit, and a final ranking determining unit. When a service is requested from a service user, the data collecting unit collects first past data indicating a past location of the service user, first present data indicating a present location of the service user, second past data indicating a past location of a service provider, and second present data indicating a present location of the service provider.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: May 30, 2023
    Inventors: Byung Kwan Jung, Mi Sung Cho
  • Patent number: 11654920
    Abstract: The present disclosure relates to an integrated control apparatus for a vehicle, a system including the same, and a method thereof, and an exemplary embodiment of the present disclosure provides an integrated control apparatus for a vehicle, including: a processor configured to perform braking control in an initial stage of steering control of a driver, to control a damping force of an electronic controlled suspension, to release the braking control in a later stage of steering control of the driver, and to increase the damping force of the electronic controlled suspension; and a storage configured to store data obtained by the processor and an algorithm for driving the processor.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: May 23, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Su Kim, Min Ji Chae, Jae Sung Cho, Min Je Hyun
  • Publication number: 20230148676
    Abstract: An aerosol generating apparatus according to an aspect includes a cartridge for accommodating an aerosol generating material, a processor, and an electronic circuit connected to the cartridge and the processor, wherein the processor detects a remaining amount of the aerosol generating material by using a fixed resistor included in the electronic circuit
    Type: Application
    Filed: April 12, 2021
    Publication date: May 18, 2023
    Applicant: KT&G CORPORATION
    Inventors: Won Kyeong LEE, Byung Sung CHO, Min Kyu KIM, Jong Sub LEE