Patents by Inventor Eun Cha

Eun Cha 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: 11887042
    Abstract: A system for a delivery service includes a server having delivery information on a delivery, drone information on a drone to be used for the delivery, and vehicle information on a vehicle that the drone is to board. The server is configured to control the drone through the delivery information, the drone information, and the vehicle information to board and travel on the vehicle, to pick up a package to be delivered or to depart the vehicle to deliver the package to a delivery destination.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: January 30, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Sang Heon Lee, Jin Ho Hwang, Dong Eun Cha
  • Patent number: 11884802
    Abstract: The present disclosure provides a thermoplastic resin composition having high rigidity and a low coefficient of linear thermal expansion and a molded article including the same. Specifically, the thermoplastic resin composition includes a polypropylene composite resin including high-crystalline polypropylene and the like, an elastomer, and an inorganic filler.
    Type: Grant
    Filed: July 6, 2022
    Date of Patent: January 30, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HDC HYUNDAI ENGINEERING PLASTICS CO., LTD.
    Inventors: Jin Young Yoon, Hee Joon Lee, Dong Eun Cha, Sun Jun Kwon, Chun Ho Park, Seung Ryong Jeong, Jin Bo Chae
  • Patent number: 11878567
    Abstract: An interior trim of a vehicle includes a trim panel disposed in an interior space of the vehicle and including a plurality of cells configured to be respectively opened or closed. The plurality of cells define openings facing towards the interior space of the vehicle during an opening operation of the plurality of cells. The openings are arranged so that sound, light or air is discharged through the openings to the interior space of the vehicle.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: January 23, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Eun Cha, Jin Ho Hwang, Sang Heon Lee
  • Patent number: 11875593
    Abstract: A display device includes a display panel including a pinhole optical system and an optical sensor overlapping the pinhole optical system. A fingerprint detection method which detects a user's fingerprint using the display device includes obtaining fingerprint sensing data by sensing a user's fingerprint using the display device, detecting misalignment information indicating a degree of misalignment between the pinhole optical system and the optical sensor, generating calibration data using at least one piece of reference data corresponding to at least one reference folding angle according to the detected misalignment information, generating fingerprint data by correcting the fingerprint sensing data using the calibration data, and detecting the user's fingerprint according to the fingerprint data.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: January 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Hyun Moon, Dong Wook Yang, Go Eun Cha, Kyung Tea Park, Kang Bin Jo
  • Publication number: 20240002003
    Abstract: A vehicle body includes an upper body forming an internal space of the vehicle and to include a door for entry and exit of an occupant provided on a side thereof, a lower body including a floor on which the upper body is located and a bumper unit extending upward along a perimeter of the floor to surround a lower portion of the upper body, wherein the bumper unit includes an opening portion which is provided at a position corresponding to a lower portion of the door of the upper body to be selectively opened, and a driving unit coupling the upper body and the lower body to each other and configured to adjust the height of the internal space by raising and lowering the upper body with respect to the lower body.
    Type: Application
    Filed: October 24, 2022
    Publication date: January 4, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon LEE, Dong Eun CHA, Jin Ho HWANG
  • Publication number: 20240001832
    Abstract: A cargo loading system for a cargo vehicle includes a carrier device provided in a loading space of the cargo vehicle to move cargoes in the loading space, a setting unit configured to set a loading position for each cargo in which each cargo is located in the loading space of the cargo vehicle based on basic information of each of the cargoes, and a control unit configured to control operation of the carrier device according to a loading position of a corresponding cargo set in the setting unit when the corresponding cargo is loaded on the carrier device so that the corresponding cargo reaches the loading position matching the corresponding cargo.
    Type: Application
    Filed: October 31, 2022
    Publication date: January 4, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon LEE, Dong Eun CHA, Jin Ho HWANG
  • Patent number: 11858381
    Abstract: A sliding device configured for a vehicle, includes a magnetic module configured to slide on a floor of the vehicle and be fixed to the floor by a magnetic force or unfixed from the floor depending on a change in magnetic circuit due to a rotation of a first magnetic body provided in the magnetic module; a plurality of catching portions formed on the floor, spaced from one another, and provided along a movement route of the magnetic module, and fastening portions provided on the magnetic module and configured to be pressed downward by a first elastic body, the fastening portions being configured to mechanically fasten the magnetic module to the floor by being lowered and caught by the catching portions when the fastening portions are matched with the catching portions while the magnetic module moves.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: January 2, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Yong San Co., Ltd.
    Inventors: Jin Ho Hwang, Sang Heon Lee, Dong Eun Cha, Choon Taik Kim, Hyung Jin Kim, Sang Hoon Lee
  • Publication number: 20230415828
    Abstract: A container-swappable vehicle includes a container including a container body for receiving a cargo loaded therein, a rotation shaft at a front end portion or a rear end portion thereof, and a coupling body surrounding an external circumferential surface of the rotation shaft, the rotation shaft and the coupling body being connected to each other to be relatively rotated therebetween; and a drive module including a drive device to perform driving, a coupling space including an open side, and a magnetic module provided in the coupling space to allow the coupling body of the container to enter the coupling space through an opening portion by driving toward the coupling body of the container and move the container through driving by the magnetic module being fastened to the coupling body by magnetic force.
    Type: Application
    Filed: November 4, 2022
    Publication date: December 28, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho HWANG, Dong Eun CHA, Sang Heon LEE
  • Publication number: 20230406246
    Abstract: Provided is a modular bumper back beam which secures crash performance, is changeable depending on the design of a mobility device through commonization of parts so as to easily cope with design and data required by the mobility device, and has a simple structure so as to be simplified in terms of management and assembly. Thereby, the modular bumper back beam is assembled and manufactured using the minimum number of molds through commonization of parts of the bumper back beam, thereby being capable of reducing manufacturing costs.
    Type: Application
    Filed: October 26, 2022
    Publication date: December 21, 2023
    Inventors: Hong Heui Lee, Chan Joo Moon, Dong Eun Cha, Jin Young Yoon
  • Publication number: 20230402014
    Abstract: A display device includes: a display panel; a scan driver to provide scan signals to scan lines; an emission driver to provide emission control signals to emission control lines; and a readout circuit to receive a sensing signal from a readout line. The display panel includes: a first pixel in a first row, and connected to a first sub-scan line from among the scan lines, and a first emission control line; a first photo sensor in the first row, and connected to the first sub-scan line, a reset control line, and the readout line; a second pixel in a second row, and connected to a second sub-scan line from among the scan lines, and a second emission control line; and a second photo sensor in the second row, and connected to the second sub-scan line, a third emission control line, and the readout line.
    Type: Application
    Filed: March 28, 2023
    Publication date: December 14, 2023
    Inventors: Il Nam KIM, Hyun Dae LEE, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
  • Patent number: 11839134
    Abstract: A display device is provided. The display device includes a first substrate, a first detection electrode on the first substrate, a first bank including an opening that exposes the first detection electrode, a photosensitive layer on the first detection electrode, a second detection electrode on the photosensitive layer, a first electrode on the second detection electrode, a second bank including an opening that exposes the first electrode, a light emitting layer on the first electrode, a second electrode on the light emitting layer, a first optical system between the second detection electrode and the first electrode, and a second optical system on the second electrode, wherein the first optical system and the second optical system overlap the photosensitive layer in a thickness direction of the display device.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: December 5, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Suk Kim, Yu Na Kim, Soo Jung Lee, Keum Dong Jung, Go Eun Cha
  • Patent number: 11837010
    Abstract: An input sensing device includes: sensor pixels, a horizontal driver, a selection circuit, and a vertical driver. Each of the sensor pixels is connected to a plurality of driving lines and a one of a plurality of signal input lines. The horizontal driver sequentially applies a horizontal driving signal to the sensor pixels through the driving lines. The selection circuit is connected to n of the signal input lines (n is a natural number of 2 or more) and to one output line. The selection circuit sequentially outputs n sensing signals received through the n signal input lines to the one output line. The vertical driver receives the n sensing signals through the one output line. The horizontal driver applies the horizontal driving signal n times to a given one of the driving lines to correspond to the n sensing signals.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: December 5, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyung Tea Park, Jong Hyun Lee, Kang Bin Jo, Go Eun Cha
  • Patent number: 11833871
    Abstract: A mobility vehicle hub configured to function as a terminal for an air mobility vehicle, a ground mobility vehicle, or a water mobility vehicle, includes a plurality of layers through a combination of: a water layer connected to the surface of water and having an entrance for a water mobility vehicle; a port layer having a take-off and landing pad for an air mobility vehicle; or a ground layer configured to be connected to a ground and having an entrance for a ground mobility vehicle, wherein an elevation passage is provided between the layers, the elevation passage has an internal space extending in an up-down direction of the mobility vehicle hub, the internal space is connected to each of the water, port and ground layers, and the air mobility vehicle, the ground mobility vehicle, or the water mobility vehicle is lifted or lowered through the internal space.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: December 5, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho Hwang, Dong Eun Cha, Sang Heon Lee
  • Patent number: 11820884
    Abstract: The present disclosure provides a thermoplastic resin composition having high rigidity and a low coefficient of linear thermal expansion and a molded article including the same. Specifically, the thermoplastic resin composition includes a first polypropylene resin having crystallinity of 50% to 80%, a second polypropylene resin having a coefficient of linear thermal expansion of 70 ?m/m·° C. to 90 ?m/m·° C., an elastomer, and an inorganic filler.
    Type: Grant
    Filed: July 6, 2022
    Date of Patent: November 21, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE HA CO., LTD.
    Inventors: Jin Young Yoon, Hee Joon Lee, Dong Eun Cha, Sun Jun Kwon, Chun Ho Park, Seung Ryong Jeong, Kwan Suk Ryu, Tae Kyung Lee
  • Publication number: 20230360427
    Abstract: A display device including: scan lines including first and second scan lines; pixels connected to the scan lines; photo sensors connected to some of the scan lines, the photo sensors including a first photo sensor connected to the first scan line and a readout line, and a second photo sensor connected to the second scan line and the readout line; a scan driver to provide scan signals to the scan lines; and a readout circuit to receive, through the readout line, detection signals which are outputted from the photo sensors in response to the scan signals, wherein, while the scan signals are provided to the first and second scan lines, the readout circuit samples a detection signal of one of the first photo sensor and the second photo sensor without sampling a detection signal of the other one of the first photo sensor and the second photo sensor.
    Type: Application
    Filed: April 18, 2023
    Publication date: November 9, 2023
    Inventors: Il Nam KIM, Seung Hyun MOON, Dong Wook YANG, Hyun Dae LEE, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
  • Publication number: 20230347989
    Abstract: A locking unit of a vehicle may include a mounting portion having a plurality of mounting grooves formed on an upper surface thereof, wherein supporting legs of a vehicle interior portion are configured to be inserted into the mounting grooves, installing the vehicle interior portion in the indoor compartment of the vehicle; and a plurality of locking devices provided on inner peripheries of the mounting grooves inside the mounting portion, respectively, such that, by selectively fixing or unfixing the supporting legs of the vehicle interior portion inserted in the mounting grooves, the vehicle interior portion is attached to or detached from the mounting portion.
    Type: Application
    Filed: July 3, 2023
    Publication date: November 2, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jin Ho HWANG, Dong Eun CHA, Sang Heon LEE
  • Publication number: 20230339553
    Abstract: Provided is an active air skirt apparatus for a mobility configured to control an airflow beneath the mobility according to the driving situation of the mobility to ensure optimal aerodynamic performance in the mobility having a flat lower portion for loading a high-voltage battery. That is, improvement of airflow to the front wheel and rear wheel along with improvement of airflow beneath the mobility in each driving situation optimizes the aerodynamic performance of the mobility, thereby ensuring mileage and improving attitude stability of the mobility.
    Type: Application
    Filed: October 24, 2022
    Publication date: October 26, 2023
    Inventors: Jin Young Yoon, Myung Eun Kim, Dong Eun Cha, Hong Heui Lee
  • Patent number: 11793689
    Abstract: A mobility carrier apparatus for vehicles includes: a carrier to store a mobility, and the carrier is not exposed at ordinary times and withdrawn when it is desired to use the mobility, thereby improving the external design of a vehicle and convenience of the vehicle. In particular, the carrier slides along a pair of sliding rails so as to be withdrawn from or stored in a case of the mobility carrier apparatus, and the carrier is provided with a storage unit in which the mobility is loaded. The mobility is lifted upwards at the time of withdrawal of the carrier.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: October 24, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Eun Cha, Ki Hong Lee
  • Publication number: 20230325728
    Abstract: Introduced are a system and a method for providing a service by using a multipurpose vehicle, wherein a user, a service provider, and a multipurpose vehicle are matched, and a service of the matched service provider is provided to the matched user through the matched multipurpose vehicle, thereby enabling the user to simultaneously use the vehicle and the service.
    Type: Application
    Filed: September 19, 2022
    Publication date: October 12, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Heon LEE, Dong Eun CHA, Jin Ho HWANG
  • Publication number: 20230329066
    Abstract: A display device includes a light-emitting pixel and a sensor pixel. The light-emitting pixel includes a light-emitting element, a first transistor electrically connected between a first line and a second line and configured to control a driving current flowing through the light-emitting element in response to a voltage of a first node, and a second transistor connected between the first node and a third line. The sensor pixel includes a light-receiving element connected between a sensor node and the second line, and a first sensor transistor configured to control a current flowing between the third line and a readout line in response to a voltage of the sensor node.
    Type: Application
    Filed: February 10, 2023
    Publication date: October 12, 2023
    Inventors: Hyun Dae Lee, ll Nam Kim, Seung Hyun Moon, Dong Wook Yang, Kang Bin Jo, Go Eun Cha