Patents by Inventor Yongjun Jang

Yongjun Jang 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: 11549622
    Abstract: The present disclosure provides a sealing apparatus for use in a hypertube, which includes a first tube, a second tube having one end connected to an end of the first tube, and a gasket including a seal made of a fiber structure formed with a space that is filled with a sealing fluid, wherein the gasket is configured to seal a space between the first tube and the second tube.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: January 10, 2023
    Assignee: KOREA RAILROAD RESEARCH INSTITUTE
    Inventors: JaeHeon Choi, KwanSup Lee, SuYong Choi, JinHo Lee, YongJun Jang, ChangYoung Lee, LeeHyeon Kim, MinHwan Ok, JungYoul Lim, JeongMin Jo
  • Patent number: 11525912
    Abstract: The present disclosure provides a hypertube system for detecting a position of a hypertube vehicle, including a hypertube vehicle, a tube configured to surround a travel path of the hypertube vehicle, At least one LiDAR sensor each mounted on an inner wall of the tube and including a laser transmitter configured to irradiate a laser beam toward the hypertube vehicle and a laser receiver configured to detect a laser, and a reflector configured to reflect the laser irradiated from the LiDAR sensor, wherein the reflector may be disposed in the hypertube vehicle, and wherein the laser beam reflected from the reflector reaches the laser receiver of the LiDAR sensor to be used in detecting the position of the hypertube vehicle.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: December 13, 2022
    Assignee: KOREA RAILROAD RESEARCH INSTITUTE
    Inventors: SuYong Choi, JaeHeon Choi, JungYoul Lim, ChangYoung Lee, KwanSup Lee, YongJun Jang, JeongMin Jo, JinHo Lee, MinHwan Ok, JaeHoon Kim, LeeHyeon Kim
  • Patent number: 11518892
    Abstract: Discussed is a paste composition for an electrode of a solar cell, the paste including a conductive powder, an organic vehicle, and an inorganic composition formed by including a plurality of metal compounds including a gallium compound including gallium as a component of a main network former of the inorganic composition.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: December 6, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Yongjun Jung, Hyeonwoo Jang, Junhee Lee
  • Publication number: 20220352309
    Abstract: A semiconductor device includes a substrate having an active region extending in a first direction; a gate structure disposed on the substrate, intersecting the active region, and extending in a second direction; channel layers disposed on the active region to be spaced apart from each other in a third direction, perpendicular to an upper surface of the substrate, and to be surrounded by the gate structure; source/drain regions disposed on both sides of the gate structure and connected to the channel layers; air gap regions located between the source/drain regions and the active region and spaced apart from each other in the third direction; and semiconductor layers alternately disposed with the air gap regions in the third direction and defining the air gap regions, wherein lower ends of the source/drain regions are located on a level lower than an uppermost air gap region.
    Type: Application
    Filed: April 6, 2022
    Publication date: November 3, 2022
    Inventors: JINBUM KIM, DAHYE KIM, DONGMYOUNG KIM, DONGWOO KIM, YONGJUN NAM, SANGMOON LEE, INGYU JANG, SUJIN JUNG
  • Patent number: 11054953
    Abstract: A display device includes: a display panel including a display area in which a plurality of pixels are arranged to display images and a non-display area around the display area. A flexible printed circuit board is connected to the display panel and a driving integrated circuit is arranged on the flexible printed circuit board. A home integrated circuit is arranged on the driving integrated circuit and overlapping the driving integrated circuit.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: July 6, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Geunjeong Park, Yongjun Jang, Byungsun Kim, Ahyoung Son
  • Publication number: 20200284348
    Abstract: The present disclosure provides a sealing apparatus for use in a hypertube, which includes a first tube, a second tube having one end connected to an end of the first tube, and a gasket including a seal made of a fiber structure formed with a space that is filled with a sealing fluid, wherein the gasket is configured to seal a space between the first tube and the second tube.
    Type: Application
    Filed: December 5, 2018
    Publication date: September 10, 2020
    Applicant: Korean Railroad Research Institute
    Inventors: JaeHeon CHOI, KwanSup LEE, Su Yong CHOI, JinHo LEE, YongJun JANG, Chang Young LEE, LeeHyeon KIM, MinHwan OK, JungYoul LIM, JeongMin JO
  • Patent number: 10692416
    Abstract: A display apparatus includes a display panel which displays an image, and includes a gate line and a data line, a gate driving part which outputs a gate signal to the gate line and a data driving part which outputs a data signal to the data line, and selectively outputs first color gamma data, second color gamma data and third color gamma data in response to a selection signal, and generates the data signal using the first color gamma data, the second color gamma data and the third color gamma data.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: June 23, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yongjun Jang, Cheolwoo Park, Young-Soo Hwang, Jaewoong Kang, Seunghwan Park, Donggyu Lee
  • Patent number: 10607553
    Abstract: A display apparatus includes an image data compensator. The image data compensator receives input image data, compensates for the input image data according to a temperature of a display panel to output first compensation image data in order to compensate for a luminance decrease of the display panel according to the temperature of the display panel, and compensates for the first compensation image data according to an efficiency and a life expectancy of a quantum dot to output second compensation image data in order to compensate for a luminance decrease of the display panel by the quantum dot.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: March 31, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Hyun Kim, Yongjun Jang, Jaewoong Kang, Taejin Kim, Junyong Song
  • Publication number: 20180307369
    Abstract: A display device includes: a display panel including a display area in which a plurality of pixels are arranged to display images and a non-display area around the display area. A flexible printed circuit board is connected to the display panel and a driving integrated circuit is arranged on the flexible printed circuit board. A home integrated circuit is arranged on the driving integrated circuit and overlapping the driving integrated circuit.
    Type: Application
    Filed: April 20, 2018
    Publication date: October 25, 2018
    Inventors: GEUNJEONG PARK, Yongjun Jang, Byungsun Kim, Ahyoung Son
  • Publication number: 20180158423
    Abstract: A display apparatus includes an image data compensator. The image data compensator receives input image data, compensates for the input image data according to a temperature of a display panel to output first compensation image data in order to compensate for a luminance decrease of the display panel according to the temperature of the display panel, and compensates for the first compensation image data according to an efficiency and a life expectancy of a quantum dot to output second compensation image data in order to compensate for a luminance decrease of the display panel by the quantum dot.
    Type: Application
    Filed: November 20, 2017
    Publication date: June 7, 2018
    Inventors: JAE-HYUN KIM, YONGJUN JANG, JAEWOONG KANG, TAEJIN KIM, JUNYONG SONG
  • Publication number: 20180068607
    Abstract: A display apparatus includes a display panel which displays an image, and includes a gate line and a data line, a gate driving part which outputs a gate signal to the gate line and a data driving part which outputs a data signal to the data line, and selectively outputs first color gamma data, second color gamma data and third color gamma data in response to a selection signal, and generates the data signal using the first color gamma data, the second color gamma data and the third color gamma data.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 8, 2018
    Inventors: YONGJUN JANG, CHEOLWOO PARK, YOUNG-SOO HWANG, JAEWOONG KANG, SEUNGHWAN PARK, DONGGYU LEE
  • Patent number: 9514712
    Abstract: A display device includes a display panel, a first timing controller, and a second timing controller. The display panel includes a first block and a second block adjacent to the first block, with a data line positioned between the first block and the second block. The first block includes a first column of pixels, and the second block includes a second column of pixels. The first and second columns of pixels are alternately connected to the data line. The first timing controller is configured to receive first image data corresponding to the first block. A second timing controller is configured to receive second image data corresponding to the second block. The first timing controller is configured to transfer at least part of the first mage data to the second timing controller.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: December 6, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dong-Won Park, Nam-Gon Choi, Geunjeong Park, Taehyeong An, Donggyu Lee, Yongjun Jang, Ji-woong Jeong
  • Patent number: 9466237
    Abstract: An image processing controller, a display device including the image processing controller and a driving method of the display device are disclosed. In one aspect, the method includes receiving an image signal and gamma correcting the image signal into at least one main area image signal. The method also includes interpolating the main area image signal into a boundary area image signal. The method further includes dithering the main area image signal and the boundary area image signal into a data signal and providing the data signal to a display panel.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: October 11, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gigeun Kim, Ahreum Kim, Yunki Baek, Yongjun Jang
  • Patent number: 9286843
    Abstract: A display apparatus includes pixels connected to gate lines and data lines, a gate driver configure to drive the gate lines, a data driver including a plurality of data driving parts configured to drive the data lines. The control board includes a processor that outputs an image signal and a control signal and a timing controller that outputs a first control signal to control the gate driver and a second control signal and a data signal to control the data driver in response to the image signal and the control signal.
    Type: Grant
    Filed: June 24, 2013
    Date of Patent: March 15, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yongjun Jang, Nam-Gon Choi, Geunjeong Park, Hyundae Lee, Cheolwoo Park, Jeong-hun So, Bonghyun You, Yun Ki Baek, Kyoung Ho Lim
  • Publication number: 20150179094
    Abstract: An image processing controller, a display device including the image processing controller and a driving method of the display device are disclosed. In one aspect, the method includes receiving an image signal and gamma correcting the image signal into at least one main area image signal. The method also includes interpolating the main area image signal into a boundary area image signal. The method further includes dithering the main area image signal and the boundary area image signal into a data signal and providing the data signal to a display panel.
    Type: Application
    Filed: July 30, 2014
    Publication date: June 25, 2015
    Inventors: Gigeun Kim, Ahreum Kim, Yunki Baek, Yongjun Jang
  • Patent number: 9001106
    Abstract: A display apparatus includes a display panel, a gate driver, and a data driver. The display panel includes a plurality of gate lines, a plurality of data lines, and a plurality of pixels connected to the gate lines and the data lines to display an image. The gate driver is configured to apply a gate signal to the gate lines and the data driver is configured to apply a data signal to the data lines. At least one intermediate voltage having a voltage level between a first voltage and a second voltage and a data voltage corresponding to a specific gray scale are sequentially applied to at least one pixel of the pixels as the data signal during a frame period.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: April 7, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Uk Chul Choi, Cheol Woo Park, Hyun Sik Hwang, Yongjun Jang
  • Publication number: 20140204065
    Abstract: A display device includes a display panel, a first timing controller, and a second timing controller. The display panel includes a first block and a second block adjacent to the first block, with a data line positioned between the first block and the second block. The first block includes a first column of pixels, and the second block includes a second column of pixels. The first and second columns of pixels are alternately connected to the data line. The first timing controller is configured to receive first image data corresponding to the first block. A second timing controller is configured to receive second image data corresponding to the second block. The first timing controller is configured to transfer at least part of the first mage data to the second timing controller.
    Type: Application
    Filed: May 29, 2013
    Publication date: July 24, 2014
    Inventors: Dong-Won PARK, Nam-Gon Choi, Geunjeong Park, Taehyeong An, Donggyu Lee, Yongjun Jang, Ji-woong Jeong
  • Publication number: 20140204104
    Abstract: A display apparatus includes pixels connected to gate lines and data lines, a gate driver configure to drive the gate lines, a data driver including a plurality of data driving parts configured to drive the data lines. The control board includes a processor that outputs an image signal and a control signal and a timing controller that outputs a first control signal to control the gate driver and a second control signal and a data signal to control the data driver in response to the image signal and the control signal.
    Type: Application
    Filed: June 24, 2013
    Publication date: July 24, 2014
    Applicant: SAMSUNG DISPLAY CO.,LTD.
    Inventors: YONGJUN JANG, Nam-Gon CHOI, Geunjeong PARK, Hyundae LEE, CHEOLWOO PARK, Jeong-hun SO, BONGHYUN YOU, YUN KI BAEK, Kyoung Ho LIM
  • Publication number: 20130076722
    Abstract: A display apparatus includes a display panel, a gate driver, and a data driver. The display panel includes a plurality of gate lines, a plurality of data lines, and a plurality of pixels connected to the gate lines and the data lines to display an image. The gate driver is configured to apply a gate signal to the gate lines and the data driver is configured to apply a data signal to the data lines. At least one intermediate voltage having a voltage level between a first voltage and a second voltage and a data voltage corresponding to a specific gray scale are sequentially applied to at least one pixel of the pixels as the data signal during a frame period.
    Type: Application
    Filed: March 7, 2012
    Publication date: March 28, 2013
    Inventors: Uk Chul Choi, Cheol Woo Park, Hyun Sik Hwang, Yongjun Jang
  • Publication number: 20120135243
    Abstract: To provide an aqueous dispersion of a resin wherein dispersed particles are stable with fine particle sizes and whereby bleeding out is suppressed, which is thus useful as e.g. a surface treating agent for a polyolefin substrate, an adhesive or a coating material. A resin dispersion having dispersed in water a polymer (C) having a hydrophilic polymer (B) bonded to a polyolefin (A) in a ratio of (A):(B)=100:5 to 100:500 (weight ratio); a method for producing the resin dispersion; and a coating material and a laminate, employing it.
    Type: Application
    Filed: February 3, 2012
    Publication date: May 31, 2012
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Masato ONOE, Toshiya Seko, Yongwoo Shin, Yongjun Jang, Fumihiko Shimizu