Patents by Inventor Hoon Chung

Hoon Chung 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: 11404003
    Abstract: A pixel including: a light emitting element; a first transistor connected between a first power source and a second node; a first capacitor connected to a first node or a second node and a third node; a second transistor between the third node and a data line, the second transistor turned on by a first scan signal; a third transistor between the first and second nodes, the third transistor turned on by a second scan signal; a fifth transistor between the first power source and the first transistor, the fifth transistor turned on by a first emission control signal; a sixth transistor between the second node and the light emitting element, the sixth transistor turned on by a second emission control signal; and an eighth transistor between the second node and a second emission control line, the eighth transistor turned on by a fourth scan signal.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: August 2, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min Jae Jeong, Jun Hyun Park, Hyun Joon Kim, Kyung Hoon Chung, Jang Mi Kang, Hae Min Kim
  • Patent number: 11395281
    Abstract: A method for a user equipment (UE) in a wireless communication system, includes receiving channel state information reference signal (CSI-RS) for at one antenna port from a network in a subframe, wherein the CSI-RS is mapped to at least one pair of resource elements (REs) per physical resource block (PRB) pair in consecutive orthogonal frequency division multiplexing (OFDM) symbols in the subframe, and wherein the subframe includes two slots, and each slot includes six OFDM symbols based on an extended cyclic prefix (CP).
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: July 19, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Min Seok Noh, Moon Il Lee, Jae Hoon Chung, Sung Ho Moon, Seung Hee Han
  • Patent number: 11345238
    Abstract: A vehicle function control apparatus and method use a detachable knob. The vehicle function control method includes determining, by an integrated manipulation unit, a target attachment position on an attachment unit having a plurality of attachment positions, sensing the position of a detachable knob having at least one magnet and a manipulation means on the attachment unit, and controlling a plurality of electromagnets disposed so as to correspond to the plurality of attachment positions such that the detachable knob is moved from the sensed position to the target attachment position, among the plurality of attachment positions.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: May 31, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Si Hoon Sung, Jae Hoon Chung, Sung Un Kim
  • Patent number: 11341878
    Abstract: A method of testing a display panel including a pixel coupled to first, second, and third power lines, a data line, scan lines, an emission control line, and a test line, the method includes: applying a first power supply voltage to the first power line; applying a test voltage having a turn-on voltage level to the second power line; applying a scan signal having a turn-on voltage level sequentially to the scan lines and an emission control signal having a turn-on voltage level to the emission control line; applying a gate signal to the test line to turn on a test transistor coupled between two electrode of a light emitting element included in the pixel; measuring a sensing voltage output through the data line; and determining whether the pixel is defective, based on a voltage level of the measured sensing voltage.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: May 24, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Joon Kim, Jun Ki Jeong, Kyung Hoon Chung, Kyung Bae Kim, Seung Chan Lee, Chong Chul Chai
  • Publication number: 20220134884
    Abstract: A vehicle function control apparatus and method control various vehicle functions. A control method of an integrated manipulation unit may include: establishing a first data path with a first detachable knob attached to a first attachment position among at least one attachment position provided in an attachment unit; transmitting information on a first function to be controlled corresponding to the first attachment position to the first detachable knob through the first data path; establishing a second data path with a second detachable knob stacked on the first detachable knob; and transmitting information on a second function to be controlled corresponding to the first attachment position to the second detachable knob through the second data path.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 5, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Jae Hoon Chung, Si Hoon Sung
  • Publication number: 20220141823
    Abstract: Embodiments of the present invention are directed to a method and apparatus for transmitting and receiving a control signal (for example, PDCCH signal) in an asymmetric multicarrier environment. The method for transmitting a control signal for an asymmetric multicarrier in a wireless connection system according to one embodiment of the present invention comprises: determining the size of a carrier indicator field (CIF) indicating a downlink component carrier (DL CC) by which downlink data is transmitted, on the basis of a maximum value of the number of DL CCs and of the number of uplink component carriers (UL CCs) being managed in a base station; transmitting the CIF on a 1st DL CC to a terminal through a physical downlink control channel (PDCCH); and transmitting downlink data on a 2nd DL CC indicated by the CIF to the terminal through a physical downlink shared channel (PDSCH).
    Type: Application
    Filed: January 14, 2022
    Publication date: May 5, 2022
    Inventors: Jae Hoon Chung, So Yeon Kim, Sungho Moon, Seunghee Han, Yeong Hyeon Kwon
  • Publication number: 20220136302
    Abstract: An apparatus for automatically opening and closing a trunk lid includes a drum member connected to a first cable and rotatably coupled to a drum bracket fastened to a hinge arm, a power latch cinching actuator including an output gear configured to be rotated by a motor embedded in a housing, and an elastic spring having a first end coupled to the drum member and a second end configured to be coupled to the trunk lid, wherein the first cable is coupled to the output gear and is configured to rotate the drum member in a first direction when the output gear is rotated.
    Type: Application
    Filed: February 25, 2021
    Publication date: May 5, 2022
    Inventors: Yong-Hyuck Im, Jae-Hoon Chung, Doo-Jung Kim
  • Patent number: 11316640
    Abstract: A method and apparatus for requesting uplink resources in a wireless communication system is provided. A user equipment determines whether a scheduling request for requesting uplink resources is triggered. If the scheduling request is triggered, the user equipment transmits a first set of frequency domain sequences and a second set of frequency domain sequences in a subframe.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: April 26, 2022
    Assignee: MICROSOFT TECHNOLOGY LICENSING, LLC
    Inventors: Yeong Hyeon Kwon, Seung Hee Han, Hyun Woo Lee, Jae Hoon Chung, Jin Sam Kwak, Dong Cheol Kim, Min Seok Noh
  • Publication number: 20220118853
    Abstract: Disclosed is a user interface capable of controlling various functions of a vehicle, and more particularly a vehicle function control system and a control method using a detachable control device. A method of controlling an integrated control unit includes: recognizing a first detachable control device attached to a first attachment position. among at least one attachment position provided. at an attachment unit; establishing a fist data path with. the first detachable control device; transmitting information about a first function. to be controlled corresponding to the first attachment position to the first detachable control device through the first data path; and when receiving first manipulation information from the first detachable control device, controlling the first function to be controlled based on the first manipulation information.
    Type: Application
    Filed: October 20, 2021
    Publication date: April 21, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Jae Hoon Chung, Si Hoon Sung
  • Publication number: 20220110615
    Abstract: The present invention relates to an implant, an ovarian cancer screening test kit comprising same, and an ovarian cancer screening test method using same, thereof wherein the implant is mounted in the uterine cavity so that the working channel maintain a path from the cervix to the fallopian tube for a predetermined period. According to the implant for screening test of ovarian cancer, the screening test kit comprising same, and the ovarian cancer screening test method using same of the present invention, the implant mounted in the uterus can be used to execute the screening test, can simply carry out periodically repeated screening tests to improve the convenience and minimize discomfort for the patient, and can allow both cystoscopy and biopsy.
    Type: Application
    Filed: July 30, 2019
    Publication date: April 14, 2022
    Inventor: Hyun Hoon CHUNG
  • Patent number: 11295673
    Abstract: A display device includes a display panel including a plurality of pixels, a timing controller which generates an emission start signal, an emission driver which supplies an emission control signal to the plurality of pixels based on the emission start signal received from the timing controller, a first scan driver which supplies a first scan signal to the plurality of pixels, a second scan driver which supplies a second scan signal to the plurality of pixels, and a data driver which supplies a data signal to the plurality of pixels. The timing controller adjusts a period in which the emission start signal is supplied based on a change of a driving frequency.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: April 5, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, Bon Yong Koo, Byung Chang Yu, Yu Jin Lee, Kyung Hoon Chung
  • Publication number: 20220077898
    Abstract: A method for transmitting a reference signal in a multi-antenna system is provided. The method includes: selecting at least one orthogonal frequency division multiplexing (OFDM) symbol in a subframe containing a plurality of OFDM symbols; allocating a channel quality indication reference signal (CQI RS) capable of measuring a channel state for each of a plurality of antennas to the selected at least one OFDM symbol; and transmitting the CQI RS, wherein the CQI RS is allocated to an OFDM symbol which does not overlap with an OFDM symbol to which a common reference signal to be transmitted to all user equipments in a cell or a dedicated reference signal to be transmitted to a specific user equipment in the cell is allocated.
    Type: Application
    Filed: November 16, 2021
    Publication date: March 10, 2022
    Inventors: Hyun Soo KO, Seung Hee HAN, Ja Ho KOO, Jae Hoon CHUNG, Bin Chul IHM, Moon Il LEE
  • Publication number: 20220058362
    Abstract: A fingerprint sensor includes four transistors and a photodetector. The first transistor connects a second node with a third node based on a voltage of a first node, where the first node corresponding to a first electrode of the photodetector. The second transistor connects the second node with a read-out line based on a scan signal. The third transistor supplies a reset voltage to the first node based on a first reset signal. The fourth transistor connects the first node with the second node based on a second reset signal.
    Type: Application
    Filed: June 2, 2021
    Publication date: February 24, 2022
    Inventors: Sun Hwa LEE, Mu Kyung JEON, Kyung Hoon CHUNG
  • Patent number: 11259302
    Abstract: Embodiments of the present invention are directed to a method and apparatus for transmitting and receiving a control signal (for example, PDCCH signal) in an asymmetric multicarrier environment. The method for transmitting a control signal for an asymmetric multicarrier in a wireless connection system according to one embodiment of the present invention comprises: determining the size of a carrier indicator field (CIF) indicating a downlink component carrier (DL CC) by which downlink data is transmitted, on the basis of a maximum value of the number of DL CCs and of the number of uplink component carriers (UL CCs) being managed in a base station; transmitting the CIF on a 1st DL CC to a terminal through a physical downlink control channel (PDCCH); and transmitting downlink data on a 2nd DL CC indicated by the CIF to the terminal through a physical downlink shared channel (PDSCH).
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: February 22, 2022
    Assignee: LG Electronics Inc.
    Inventors: Jae Hoon Chung, So Yeon Kim, Sungho Moon, Seunghee Han, Yeong Hyeon Kwon
  • Publication number: 20220051629
    Abstract: A display device includes a scan write line for receiving a scan write signal, a first driving voltage line for receiving a first driving voltage, a first data line for receiving first data voltages, a second data line for receiving second data voltages, and a sub-pixel connected to the scan write line, the first data line, the second data line, and the first driving voltage line, wherein the sub-pixel includes a light emitting element connected to the first driving voltage line, a constant current generator configured to apply a driving current to the light emitting element according to a first data voltage among the first data voltages of the first data line, and a light emission period controller configured to control a light emission period of the light emitting element according to a second data voltage among the second data voltages of the second data line.
    Type: Application
    Filed: May 6, 2021
    Publication date: February 17, 2022
    Inventors: Min Jae JEONG, Joon Ho LEE, Kee Chan PARK, Kyung Hoon CHUNG, Chong Chul CHAI
  • Publication number: 20220028333
    Abstract: A pixel including: a light emitting element; a first transistor connected between a first power source and a second node; a first capacitor connected to a first node or a second node and a third node; a second transistor between the third node and a data line, the second transistor turned on by a first scan signal; a third transistor between the first and second nodes, the third transistor turned on by a second scan signal; a fifth transistor between the first power source and the first transistor, the fifth transistor turned on by a first emission control signal; a sixth transistor between the second node and the light emitting element, the sixth transistor turned on by a second emission control signal; and an eighth transistor between the second node and a second emission control line, the eighth transistor turned on by a fourth scan signal.
    Type: Application
    Filed: March 3, 2021
    Publication date: January 27, 2022
    Inventors: Min Jae JEONG, Jun Hyun PARK, Hyun Joon KIM, Kyung Hoon CHUNG, Jang Mi KANG, Hae Min KIM
  • Publication number: 20220005886
    Abstract: A display apparatus includes a base substrate including a display region and a peripheral region that is a non-display region surrounding the display region, a plurality of data lines disposed in the display region on the base substrate and extending to the peripheral region, a bypass data line disposed in the display region and the peripheral region on the base substrate and electrically connected to at least one of the data lines, and a dummy pattern spaced apart from the bypass data line and disposed on a same layer as the bypass data line.
    Type: Application
    Filed: September 24, 2019
    Publication date: January 6, 2022
    Inventors: Min-Jae JEONG, Jae-Yong JANG, Gyung-Soon PARK, Kyung-Hoon CHUNG, Chong-Chul CHAI
  • Patent number: 11218194
    Abstract: A method for transmitting a reference signal in a multi-antenna system is provided. The method includes: selecting at least one orthogonal frequency division multiplexing (OFDM) symbol in a subframe containing a plurality of OFDM symbols; allocating a channel quality indication reference signal (CQI RS) capable of measuring a channel state for each of a plurality of antennas to the selected at least one OFDM symbol; and transmitting the CQI RS, wherein the CQI RS is allocated to an OFDM symbol which does not overlap with an OFDM symbol to which a common reference signal to be transmitted to all user equipments in a cell or a dedicated reference signal to be transmitted to a specific user equipment in the cell is allocated.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: January 4, 2022
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyun Soo Ko, Seung Hee Han, Ja Ho Koo, Jae Hoon Chung, Bin Chul Ihm, Moon Il Lee
  • Publication number: 20210398480
    Abstract: A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.
    Type: Application
    Filed: September 3, 2021
    Publication date: December 23, 2021
    Inventors: Min Jae JEONG, Kyung Bae KIM, Chong Chul CHAI, Kyung Hoon CHUNG
  • Patent number: RE49149
    Abstract: A method for detecting two dimensional sketch data from source model data for three dimensional reverse modeling. The method includes the steps of detecting optional model data, establishing X-axis, Y-axis and Z-axis of the model data depending upon a reference coordinate system information inputted from a user, and setting a work plane for detecting two dimensional section data of the model data; projecting, on the work plane, two dimensional section data to be detected from the model data or polylines detected by designating a detection position; detecting two dimensional projected section data of the model data projected on the work plane, and dividing the two dimensional projected section data into feature segments depending upon a curvature distribution; and establishing a constraint and numerical information in accordance with connection of the divided feature segments of the two dimensional projected section data, and creating two dimensional sketch data.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: July 26, 2022
    Assignee: 3D Systems, Inc.
    Inventors: Seock Hoon Bae, Dong Hoon Lee, Kang Hoon Chung