Patents by Inventor Dong Cho

Dong 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: 20240083806
    Abstract: A method of manufacturing a window includes preparing a base material layer, forming a first hard coating layer on the base material layer, and forming a second hard coating layer on the first hard coating layer. The forming of the second hard coating layer is performed in an environment having an oxygen concentration of about 0.01% to about 0.1%.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Inventors: Dong-Sung LEE, Hyunseung SEO, Hui yeon SHON, Hyunkyung YUN, Changmoo LEE, JONGHWAN CHO, Yongkyu KANG, Jihyun KO
  • Publication number: 20240067056
    Abstract: The present disclosure relates to a vehicle rear seat including: a center seat; and side seats located on the left and right of the center seat, wherein, the center seat is capable of protruding by moving the center seat forward with respect to the side seats, and in the state in which the center seat protrudes forward, it is possible to increase an inter-passenger distance so that physical contact between the passenger of the center seat and the passenger of each of the side seats can be prevented as much as possible.
    Type: Application
    Filed: March 6, 2023
    Publication date: February 29, 2024
    Inventors: Jung Sang You, Yong Chul Kim, Dae Hee Lee, Eun Sue Kim, Jae Hoon Cho, Han Kyung Park, Jae Sung Shin, Hae Dong Kwak, Jun Sik Hwang, Gwon Hwa Bok
  • Patent number: 11916309
    Abstract: An apparatus and method for transmitting and receiving magnetic field signals in a magnetic field communication system are provided. The apparatus includes a controller configured to generate a communication signal, matching units that are configured to receive the communication signal and that respectively correspond to different matching frequencies, and loop antennas that are connected to the matching units, respectively, and that are configured to convert communication signals according to the different matching frequencies into magnetic transmission signals in the form of magnetic field energy and to transmit the magnetic transmission signals.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: February 27, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jaewoo Lee, In Kui Cho, Sang-Won Kim, Seong-Min Kim, Ho Jin Lee, Jang Yeol Kim, Jung Ick Moon, Woo Cheon Park, Je Hoon Yun, Hyunjoon Lee, Dong Won Jang
  • Patent number: 11887840
    Abstract: A semiconductor device includes a substrate. A conductive layer is disposed on the substrate and extends in a first direction. An insulating layer is disposed on the conductive layer and exposes at least a portion of the conductive layer through a via hole. The via hole includes a first face extending in a first slope relative to a top face of the conductive layer. A second face extends in a second slope relative to the top face of the conductive layer that is less than the first slope. A redistribution conductive layer includes a first pad area disposed in the via hole. A line area at least partially extends along the first face and the second face. The first face directly contacts the conductive layer. The second face is positioned at a higher level than the first face in a second direction perpendicular to a top face of the substrate.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: January 30, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min Sung Kang, Hyoung Yol Mun, Jun U Jin, Bo Hyun Kim, Sung Dong Cho, Won Hee Cho
  • Patent number: 11875751
    Abstract: A display device includes a display panel including pixels, and data lines and gate lines connected to the pixels, a timing controller configured to output source driving bit information and gate driving bit information through an intra-interface signal, a source driver configured to generate data driving signal based on the source driving bit information and to supply the data driving signal to the data lines, and a gate driver configured to generate a gate driving signal based on the gate driving bit information and to supply the gate driving signal to the gate lines, wherein the intra-interface signal is configured with predetermined data transmission units and includes both the source driving bit information and the gate driving bit information every 1 data transmission unit.
    Type: Grant
    Filed: September 13, 2022
    Date of Patent: January 16, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Soon-Dong Cho, Jung-Jae Kim, Min-Gyu Park, Jae-Won Han, Dong-Won Park
  • Publication number: 20230408633
    Abstract: The radar device for a vehicle according to an exemplary embodiment of the present invention includes an antenna part for transmitting a radar signal and receiving a reflected signal; and a signal processor for detecting a target by processing the radar signal and the reflected signal, wherein the signal processor may identify at least one radar device capable of generating frequency interference with the radar signal among a plurality of other radar devices based on a frequency operation range and a radar recognition range of the plurality of other radar devices mounted on the same vehicle, identify transmission information including transmission frequency information and transmission time information for the radar signal, and transmit the transmission information to the at least one radar device.
    Type: Application
    Filed: October 4, 2022
    Publication date: December 21, 2023
    Inventors: Jong Gyu PARK, Hyeon Dong Cho, Hanyeol Yu
  • Publication number: 20230324544
    Abstract: The method for controlling a radar device of a vehicle according to an exemplary embodiment of the present invention includes the steps of transmitting a radar signal through a plurality of transmitting antennas included in an antenna part and formed of array antennas; receiving a reflected signal where the radar signal is reflected from a target through a plurality of receiving antennas comprised in the antenna part and formed of array antennas; converting a phase of a local oscillation signal based on phase information provided to disperse an incoming noise signal; generating a mixed signal of the reflected signal and the phase-transformed local oscillation signal; and correcting a phase of the noise signal based on the phase information.
    Type: Application
    Filed: July 20, 2022
    Publication date: October 12, 2023
    Applicant: HL Klemove Corp.
    Inventors: Jong Gyu PARK, Hanyeol YU, Hyeon Dong CHO
  • Publication number: 20230304137
    Abstract: A galvanized steel sheet according to one aspect of the present invention comprises: a base steel sheet; and a Zn-Al-Mg-based plating layer provided on at least one surface of the base steel sheet, wherein the Zn-Al-Mg-based plating layer may include a surface modified region enriched with cerium (Ce) on a surface layer side of the Zn-Al-Mg-based plating layer.
    Type: Application
    Filed: August 24, 2021
    Publication date: September 28, 2023
    Applicant: POSCO Co., Ltd
    Inventors: Yon-Kyun Song, Yun-Ha YOO, Joong-Chul Park, Hyun-Ju Jeong, Jae-Dong Cho
  • Patent number: 11768270
    Abstract: According to a radar system according to these embodiments, by mounting a radar antenna, an RF device, and a controller on an upper face and a lower face of a circuit board, the size and the cost can be reduced by decreasing the number of constituent components, and the reliability and the durability can be improved by discharging heat generated in the circuit board to the outside.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: September 26, 2023
    Assignee: HL KLEMOVE CORP.
    Inventors: Hyeon Dong Cho, HanYeol Yu, Jong Gyu Park, Su Han Kim, Woo Young Kim
  • Publication number: 20230288959
    Abstract: An elastic member according to an embodiment is an elastic member including a first region and a second region, wherein the elastic member has surface roughness having a longitudinal direction, the first region is defined as a folding region, the second region is defined as an unfolding region, a first pattern part having a long direction and a short direction is formed in the first region of the elastic member, and the long direction of the first pattern part is different from the longitudinal direction of the surface roughness.
    Type: Application
    Filed: July 23, 2021
    Publication date: September 14, 2023
    Inventors: Duck Hoon PARK, Hyun Dong CHO, Kweon Jin LEE
  • Publication number: 20230280456
    Abstract: The radar device for a vehicle according to an exemplary embodiment of the present invention includes an antenna part including a plurality of transmitting antennas and a plurality of receiving antennas, the antenna part being formed of array antennas; a signal processor for detecting a target by processing a radar signal and a reflected signal transmitted and received through the antenna part; and a feeding part for correcting phases of the radar signal and the reflected signal through a feeding line connecting the antenna part and the signal processor, wherein the signal processor corrects a phase of a noise signal based on the phase information of a feeding line designed such that a false target corresponding to the noise signal incoming is detected at a specific angle.
    Type: Application
    Filed: July 15, 2022
    Publication date: September 7, 2023
    Inventors: Jong Gyu PARK, Hanyeol YU, Hyeon Dong CHO
  • Patent number: 11705386
    Abstract: A semiconductor device includes a substrate, an interlayer insulating layer on the substrate, a first etch stop layer on the substrate, a first through-silicon-via (TSV) configured to pass vertically through the substrate and the interlayer insulating layer, and a second TSV configured to pass vertically through the substrate, the interlayer insulating layer, and the first etch stop layer, wherein the second TSV has a width greater than that of the first TSV.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: July 18, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Wuk Park, Sung Dong Cho, Eun Ji Kim, Hak Seung Lee, Dae Suk Lee, Dong Chan Lim, Sang Jun Park
  • Publication number: 20230196955
    Abstract: A display apparatus includes a display panel driven based on a first gate clock and a second gate clock, a clock supply circuit including a first output terminal for an output of the first gate clock and a second output terminal for an output of the second gate clock, supplying the first output terminal with one of a gate high voltage and a gate low voltage as a first test voltage, and supplying the second output terminal with the other of the gate high voltage and the gate low voltage as a second test voltage, for a first time immediately after a system power is applied thereto, a power generator generating the gate high voltage and the gate low voltage and supplying the gate high voltage and the gate low voltage to the clock supply circuit, and an overcurrent detector receiving a flag signal to recognize overcurrent from the power generator to shut down the power generator, when the first output terminal and the second output terminal are short-circuited with each other at the first time interval.
    Type: Application
    Filed: October 6, 2022
    Publication date: June 22, 2023
    Inventors: Won Yong Jang, Soon Dong Cho, Hoon Jang, Jung Jae Kim, Dong Ju Kim
  • Patent number: 11657763
    Abstract: A display device includes a display panel displaying an image, a scan driver configured to apply scan signals to the display panel, and a power supply configured to apply a gate high voltage and a gate low voltage to the scan driver. The scan driver discharges the display panel based on a second gate high voltage lower than the gate high voltage during a discharging operation of the display panel.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: May 23, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Dong Ju Kim, Soon Dong Cho, Jun O Hur, Dong Won Park, Won Yong Jang
  • Publication number: 20230016186
    Abstract: A semiconductor device includes a substrate. A conductive layer is disposed on the substrate and extends in a first direction. An insulating layer is disposed on the conductive layer and exposes at least a portion of the conductive layer through a via hole. The via hole includes a first face extending in a first slope relative to a top face of the conductive layer. A second face extends in a second slope relative to the top face of the conductive layer that is less than the first slope. A redistribution conductive layer includes a first pad area disposed in the via hole. A line area at least partially extends along the first face and the second face. The first face directly contacts the conductive layer. The second face is positioned at a higher level than the first face in a second direction perpendicular to a top face of the substrate.
    Type: Application
    Filed: February 23, 2022
    Publication date: January 19, 2023
    Inventors: Min Sung KANG, Hyoung Yol MUN, Jun U JIN, Bo Hyun KIM, Sung Dong CHO, Won Hee CHO
  • Patent number: 11551598
    Abstract: The present disclosure may provide a display apparatus including a display panel configured to display an image, a shift register configured to supply a scan signal to the display panel, a level shifter configured to output clock signals for driving the shift register, a power supply configured to supply a gate voltage to the level shifter, and a controller configured to sense a node voltage of a circuit generating the gate voltage, detect a short circuit between the clock signals based on a sensed value and an internal reference value, and control the power supply when the short circuit occurs between the clock signals.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: January 10, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Won Yong Jang, Hoon Jang, Soon Dong Cho
  • Publication number: 20230005435
    Abstract: A display device includes a display panel including pixels, and data lines and gate lines connected to the pixels, a timing controller configured to output source driving bit information and gate driving bit information through an intra-interface signal, a source driver configured to generate data driving signal based on the source driving bit information and to supply the data driving signal to the data lines, and a gate driver configured to generate a gate driving signal based on the gate driving bit information and to supply the gate driving signal to the gate lines, wherein the intra-interface signal is configured with predetermined data transmission units and includes both the source driving bit information and the gate driving bit information every 1 data transmission unit.
    Type: Application
    Filed: September 13, 2022
    Publication date: January 5, 2023
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Soon-Dong CHO, Jung-Jae KIM, Min-Gyu PARK, Jae-Won HAN, Dong-Won PARK
  • Publication number: 20220415621
    Abstract: The present invention relates to a focus ring for improvement of a semiconductor plasma etching process, which is circular, penetrates vertically into the middle portion thereof, and has a plurality of slots equally spaced apart from one another by a given distance on the edge periphery of the underside thereof in a longitudinal direction thereof, wherein so as to allow a plasma to be dispersed and exhausted uniformly at a fast speed through the slots, each slot becomes increased or decreased in diameter in a direction from top to bottom thereof to thus have a top diameter and a bottom diameter different from each other, and otherwise, each slot is rounded inward from both of top and bottom peripheries thereof.
    Type: Application
    Filed: August 30, 2022
    Publication date: December 29, 2022
    Inventors: Sung Dong CHO, Seung Ho YANG, Seong Wan BAE, Byeong Su AN
  • Patent number: 11475843
    Abstract: A display device includes a display panel including pixels, and data lines and gate lines connected to the pixels, a timing controller configured to output source driving bit information and gate driving bit information through an intra-interface signal, a source driver configured to generate data driving signal based on the source driving bit information and to supply the data driving signal to the data lines, and a gate driver configured to generate a gate driving signal based on the gate driving bit information and to supply the gate driving signal to the gate lines, wherein the intra-interface signal is configured with predetermined data transmission units and includes both the source driving bit information and the gate driving bit information every 1 data transmission unit.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: October 18, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Soon-Dong Cho, Jung-Jae Kim, Min-Gyu Park, Jae-Won Han, Dong-Won Park
  • Publication number: 20220276542
    Abstract: A light route control member according to an embodiment comprises: a first substrate into which light is incident from an external area; a first electrode disposed on the top surface of the first substrate; a second substrate disposed above the first substrate; a second electrode disposed on the bottom surface of the second substrate; and a light conversion unit disposed between the second electrode and the second electrode, wherein the light conversion unit comprises partition wall units and receiving units which are alternately arranged, each of the receiving units has a light transmittance that changes according to the application of voltage, the refractive index of the partition wall units is larger than the refractive index of the external areas, and the difference between the refractive index of the partition wall units and the refractive index of the external areas is 0.3 or higher.
    Type: Application
    Filed: July 28, 2020
    Publication date: September 1, 2022
    Inventors: Sang Jun KO, Kweon Jin LEE, Hyun Dong CHO