Patents by Inventor Sang Hyun Cho

Sang Hyun 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: 11829459
    Abstract: Disclosed herein are an apparatus and method for user authentication based on multiple pieces of biometric information. The apparatus may include one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program receives multiple pieces of biometric information from the client device of a user, generates the personal identifier of the user using a neural network and a Bloom filter algorithm, and checks the similarity between the personal identifier of the user and each of personal identifiers previously registered in a database, thereby authenticating the user.
    Type: Grant
    Filed: October 8, 2020
    Date of Patent: November 28, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwan-Tae Cho, Seok-Hyun Kim, Soo-Hyung Kim, Seung-Hyun Kim, Young-Sam Kim, Jong-Hyouk Noh, Sang-Rae Cho, Young-Seob Cho, Jin-Man Cho, Jung-Yeon Hwang
  • Patent number: 11823155
    Abstract: Disclosed are an apparatus and a method for processing user information of a smart automated machine using face recognition, which can guide video counseling through user recognition using face recognition technique in a smart automated machine, accurately detect departure and change of a user, and control the logout based on information of departure and change of the user, thereby protecting personal information and improving security. When a transaction starts in a task control unit, face recognition monitoring is requested by interworking with a user departure/change determination unit, a face recognition solution is executed as the face recognition monitoring is requested, a user departure/change detection event is generated and transmitted to the task control unit when departure/change of the user is detected, and the logout is selectively controlled according to the departure or change to protect personal information, thereby enhancing security.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: November 21, 2023
    Assignee: ATEC AP Co., Ltd.
    Inventors: Sang Hyuk So, Seung Hyun Cho
  • Publication number: 20230371374
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host compound represented by formula 1 and a second host compound represented by formula 2 and an organic electroluminescent device comprising the same. By comprising the specific combination of the compound according to the present disclosure as host materials, an organic electroluminescent device having low driving voltage and/or high luminous efficiency and/or significantly improved lifespan characteristics can be provided.
    Type: Application
    Filed: May 1, 2023
    Publication date: November 16, 2023
    Inventors: Sang-Hee CHO, Young-Jae KIM, Hae-Yeon KIM, So-Young JUNG, Su-Hyun LEE, Mi-Ja LEE, So-Mi PARK, Young-Gil KIM, Hong-Se OH, Hyo-Soon PARK
  • Publication number: 20230361291
    Abstract: A cathode active material for a lithium secondary battery according to an embodiment of the present invention includes a lithium-transition metal oxide particle. The lithium-transition metal oxide particle has a FWHM ratio measured by an in-situ X-ray Diffraction spectroscopy (XRD) and defined by Equation 1 of 400% or less. Life-span properties of a lithium secondary battery can be improved by preventing deformation of a lattice structure and/or a crystal structure in the lithium-transition metal composite oxide particles.
    Type: Application
    Filed: April 25, 2023
    Publication date: November 9, 2023
    Inventors: Ji Yae DO, Jeong Bae YOON, Min Suk KANG, Hee Jun KWEON, Sang Bok KIM, Yong Hyun CHO, Dong Wook HA
  • Publication number: 20230356342
    Abstract: The present disclosure relates to an electrostatic chuck having an efficient cooling structure. The present disclosure provides an electrostatic chuck including a base substrate including a cooling water channel, and a plate configured to support a wafer on the base substrate and including a plate comprising a cooling gas hole configured to supply a cooling gas to the wafer. The base substrate includes a cooling water inlet and a cooling gas inlet in a center thereof, the plate is in communication with the cooling gas inlet of the base substrate and include a cooling gas hole configured to spray a cooling gas to the wafer, and the electrostatic chuck further includes a shaft abutting the base substrate along a circumference of a central portion of the base substrate including the cooling water inlet and the cooling gas inlet.
    Type: Application
    Filed: April 28, 2023
    Publication date: November 9, 2023
    Inventors: Sang Bum CHO, Jung Hyun PARK, Jun Sung LEE
  • Publication number: 20230350438
    Abstract: A process measurement apparatus and method capable of increasing production by decreasing an operating time are provided. The process measurement method is performed by a computing device, and includes receiving a plurality of sensed values from a plurality of sensors disposed in a wafer-type temperature sensor, generating a first temperature value of a first heating zone based on the plurality of sensed values, and determining a first compensation value based on a first difference value corresponding to a difference between the first temperature value and a target value, wherein a first compensation ratio between the first difference value and the first compensation value when the first difference value is a first value is different from a second compensation ratio between the first difference value and the first compensation value when the first difference value is a second value.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 2, 2023
    Inventors: Yong Jun Seo, Sang Hyun Son, Sang Min Ha, Hyeong Jun Cho, Dong Ok Ahn
  • Publication number: 20230347736
    Abstract: A torque control apparatus may include an input device, a driving device, a memory, and a controller. For example, the torque control apparatus may be configured to obtain an input related to acceleration of the host vehicle from a user by use of the input device, to determine user requirement torque based on the input, to generate a first requirement torque to be input to the driving device for the acceleration of the host vehicle based on at least part of the user requirement torque, to generate an estimation rate value through the first requirement torque by use of a pitch rate estimation model, and to generate a second requirement torque by use of at least one of the estimation rate value, a requirement rate value, the user requirement torque, or a combination of the estimation rate value, the requirement rate value, and the user requirement torque.
    Type: Application
    Filed: July 6, 2023
    Publication date: November 2, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Young Sun NAM, Chang Hee CHO, Chang Hwan KIM, In Kyu LEE, Jae Ho LEE, Doo Hyun KIM, Sung Hoon YU, Lee Hyoung CHO, Nam Kwon LEE, Young Eun KIM, Jong Wha KIM, Ye Chan JEONG, Beom Jun PARK, Hyun KIM, Sang Joon KIM
  • Patent number: 11803073
    Abstract: A display substrate has first and second conductive layers separated from one another by an insulation layer. The first and second conductive layers are used to integrally form on the display substrate, pixel units in a relatively central display area of the substrate and integrated gate driving circuitry as well as associated wirings thereof in one or more peripheral areas. The first and second conductive layers are covered by a first protection layer made of a first electrically insulative material. A second and supplementing protection layer is provided on top of the first protection layer. The supplementing protection layer (buffer layer) is formed of a material different from that of the first protection layer so as to provide supplemental resistance against corrosive chemical agents and supplemental resistance against formation of cracks.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: October 31, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kook-Hyun Choi, Hyo-Taek Lim, Dong-Ho Shin, Young-Je Cho, Yong-Jo Kim, Sang-Yong No, Sung-Hoon Kim, Hyo-Seop Kim
  • Publication number: 20230345827
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material having a compound represented by formula 1, and a second host material having a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having long lifetime properties while having an equivalent or improved level of power efficiency compared to conventional organic electroluminescent devices.
    Type: Application
    Filed: November 17, 2022
    Publication date: October 26, 2023
    Inventors: Bitnari KIM, Doo-Hyeon MOON, Su-Hyun LEE, Du-Yong PARK, So-Young JUNG, Hae-Yeon KIM, Sang-Hee CHO
  • Patent number: 11800764
    Abstract: A display device includes an active region including pixels receiving data signals through data lines, and a non-active region on a side of the active region in a first direction and including a pad portion. The display device includes non-active fan-out wirings in the non-active region and connected to the pad portion, signal wirings extending in the first direction across the active region and connected to the pixels, and connection wirings passing through the active region and connecting some of the non-active fan-out wirings and some of the signal wirings. Each of the connection wirings includes first and second extension portions made of a first conductive layer, and a third extension portion made of a second conductive layer different from the first conductive layer. The first and second extension portions extend in the first direction, and the third extension portion extends in a second direction intersecting the first direction.
    Type: Grant
    Filed: October 24, 2022
    Date of Patent: October 24, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hwan Cho, Won Suk Choi, Jung Tae Park, Ki Ho Bang, Seong Jun Lee, Sang Hyun Jun, Jong Hyun Choi
  • Publication number: 20230332681
    Abstract: A transmission for a vehicle includes a shift lever rotatable around a rotation axis so that one of a plurality of shift stages is selected; a pawl member disposed in the shift lever to be movable in a radial direction with respect to the rotation axis; a detent plate including a plurality of detent grooves formed therein and arranged along a rotational direction of the shift lever so that the pawl member is inserted into each of the plurality of detent grooves corresponding to each of the plurality of shift stages; and a shift controller that rotates the shift lever. The shift controller includes a driving unit; and a driven unit that is rotated about the rotation axis by the driving unit to cause the pawl member to move in the radial direction and to apply a force to the pawl member in the rotation direction of the shift lever.
    Type: Application
    Filed: March 31, 2023
    Publication date: October 19, 2023
    Inventors: Yong Hyun KIM, Sang Ho MOON, Young Jae CHO, Jae Gu CHOI, Hong Jun CHA
  • Patent number: 11793075
    Abstract: The present disclosure relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising the host materials according to the present disclosure, an organic electroluminescent device having a high power efficiency and/or long lifespan can be provided.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: October 17, 2023
    Inventors: Bitnari Kim, Su-Hyun Lee, Doo-Hyeon Moon, So-Young Jung, Du-Yong Park, Hae-Yeon Kim, Sang-Hee Cho, Jin-Ri Hong
  • Patent number: 11791990
    Abstract: Disclosed herein are an apparatus and method for managing personal information.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: October 17, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seok-Hyun Kim, Young-Seob Cho, Geon-Woo Kim, Soo-Hyung Kim, Young-Sam Kim, Jong-Hyouk Noh, Kwan-Tae Cho, Sang-Rae Cho, Jin-Man Cho, Seung-Hun Jin
  • Publication number: 20230329107
    Abstract: The present disclosure relates to a plurality of host materials comprising a first host material comprising a compound represented by formula 1, and a second host material comprising a compound represented by formula 2, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds of the present disclosure as host materials, it is possible to provide an organic electroluminescent device having higher luminous efficiency and/or longer lifetime properties as compared with a conventional organic electroluminescent device.
    Type: Application
    Filed: May 22, 2023
    Publication date: October 12, 2023
    Inventors: So-Young JUNG, Su-Hyun LEE, Mi-Ja LEE, Doo-Hyeon MOON, Sang-Hee CHO
  • Publication number: 20230315228
    Abstract: A touch detection module includes driving electrodes extending parallel to each other, sensing electrodes crossing the driving electrodes, and a touch driver circuit for supplying touch driving signals to the driving electrodes and for detecting touch sensing signals through the sensing electrodes to determine touch position coordinates. The touch driver circuit selects between a group driving scheme and a sequential driving scheme for at least one frame. According to the group driving scheme, the touch driver circuit sorts the driving electrodes into groups, simultaneously drives driving electrodes in a same group among the groups, and drives the groups at different times. According to the sequential driving scheme, the touch driving circuit sequentially drives the driving electrodes.
    Type: Application
    Filed: January 26, 2023
    Publication date: October 5, 2023
    Inventors: Hyung Bae KIM, Sang Kook KIM, Tae Joon KIM, Jae Hyun PARK, Ji Yeong LEE, Hyun Wook CHO
  • Publication number: 20230318890
    Abstract: A method and apparatus for compensating an in- and quadrature-(IQ) imbalance are disclosed. The method and apparatus for compensating an in- and quadrature-(IQ) imbalance provide a technique for compensating a signal distortion caused by imperfect element features and various noises on a transmission link in terahertz wireless communication and improving transmission performance.
    Type: Application
    Filed: February 17, 2023
    Publication date: October 5, 2023
    Inventors: Won Kyoung LEE, Sang Rok MOON, Joon Ki LEE, Seung-Hyun CHO
  • Publication number: 20230317929
    Abstract: A cathode active material for a lithium secondary battery according to an embodiment of the present invention includes active material particles containing a lithium-nickel metal oxide, and a tungsten-containing coating formed on at least portion of the active material particles. A content of tungsten measured by an ICP (inductively coupled plasma) is in a range from 100 ppm to 5,000 ppm, and a content of carbon measured by a CS (Carbon-Sulfur) analyzer is 500 ppm or less.
    Type: Application
    Filed: March 20, 2023
    Publication date: October 5, 2023
    Inventors: Yoon Ji LEE, Sang Wook LEE, Yong Hyun CHO
  • Patent number: 11775674
    Abstract: Disclosed herein are an apparatus and method for recommending privacy control. A privacy control server includes multiple common privacy control recommendation models learned based on personal information provision histories of multiple users, a user preference determination unit for generating at least one question item based on the multiple common privacy control recommendation models and determining a privacy control preference of a user based on a result of a user answer to the at least one question item, and a common privacy control recommendation model provision unit for providing a common privacy control recommendation model selected to match the privacy control preference of the user to the user.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: October 3, 2023
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seung-Hyun Kim, Seok-Hyun Kim, Soo-Hyung Kim, Young-Sam Kim, Jong-Hyouk Noh, Kwan-Tae Cho, Sang-Rae Cho, Young-Seob Cho, Jin-Man Cho, Jung-Yeon Hwang
  • Publication number: 20230295763
    Abstract: Provided is a high-strength steel sheet and a method for manufacturing same, wherein the high-strength steel sheet is a material suitable for automobile structural members and has excellent moldability, such as hole expandability, through the improvement of ductility, while having a low yield ratio and high strength.
    Type: Application
    Filed: September 7, 2021
    Publication date: September 21, 2023
    Inventors: Sung-Kyu KIM, Kyoung-Rae CHO, Chang-Hyo SEO, Ki-Hyun PARK, Sang-Ho HAN
  • Patent number: 11761252
    Abstract: An embodiment lower gate stopper structure includes a stopper unit configured to protrude from an upper end of a groove positioned adjacent to an inner surface of a gate, a rack unit connected to the stopper unit and configured to move longitudinally to cause the stopper unit to protrude, and a controller configured to selectively control protrusion of the stopper unit based on an open or closed state of the gate.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: September 19, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun Cho, Sang Hyun Lee