Patents by Inventor Tae-Hoon Kwon

Tae-Hoon Kwon 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: 20190355755
    Abstract: Disclosed is a display device including: a substrate including a display area for displaying an image and a peripheral area neighboring the display area; a plurality of signal lines formed in the display area; a pad formed in the peripheral area; and a plurality of connection wires for connecting the signal lines and the pad, wherein a first connection wire and a second connection wire neighboring the first connection wire from among the plurality of connection wires are disposed on different layers, and the first connection wire and the second connection wire, which are formed to extend from the pad and are bent at least twice to have at least one being bent toward backward direction, are disposed in the peripheral area.
    Type: Application
    Filed: July 31, 2019
    Publication date: November 21, 2019
    Inventors: Seung-Kyu Lee, Tae-Hoon Kwon, Ji-Hyun Ka
  • Patent number: 10482829
    Abstract: A display device includes first and second pixel areas spaced apart from each other so that corresponding scan lines are separate from each other, a first non-pixel area at a periphery of the first pixel area, a second non-pixel area at a periphery of the second pixel area and opposite to the first non-pixel area with at least one pixel area interposed therebetween, first scan lines in the first pixel area, second scan lines in the second pixel area, a first scan driver in the first non-pixel area and connected to the first scan lines, a second scan driver in the second non-pixel area and connected to the second scan lines, first wires in the first non-pixel area and connected to the first scan driver, second wires in the second non-pixel area and connected to the second scan driver; and connecting wires connecting the first wires and second wires.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: November 19, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Tae Jeong, Ji Hyun Ka, Tae Hoon Kwon, Min Ku Lee, Seung Ji Cha
  • Patent number: 10482818
    Abstract: A display device includes pixels coupled to scan lines, emission control lines, and data lines, a scan driver configured to supply scan signals to the pixels through the scan lines, an emission driver configured to supply emission control signals to the pixels through the emission control lines, and a data driver configured to supply data signals to the pixels through the data lines, wherein the emission driver is configured to supply the emission control signals for each one of sub-periods in one frame period, and wherein a width of the emission control signals in any one sub-period from among the sub-periods is different from that of the emission control signals in another sub-period from among the sub-periods.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: November 19, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Hoon Kwon, Ji Hyun Ka, Min Ku Lee, Seung Ji Cha, Hyun Uk Oh, Jin Tae Jeong
  • Publication number: 20190340974
    Abstract: A display device includes: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to: receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region; and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Application
    Filed: November 1, 2018
    Publication date: November 7, 2019
    Inventors: Ji Hyun Ka, Tae Hoon Kwon, Ki Myeong Eom, Chung Yi, Se Byung Chae, Deok Jun Choi, Moon Sang Hwang
  • Publication number: 20190323263
    Abstract: A clutch engagement assembly for a door lock device includes a first shaft having at an end thereof an insertion end portion in which a channel is formed; a second drive shaft having a hollow engagement end portion into which the insertion end portion of the first shaft is inserted; a driving member which provides a driving force; and a pin member that is installed in a state of being elastically supported in the engagement end portion of the second shaft and is movable by the driving member so as to extending through (be inserted in) at least a part of the first shaft and at least a part of the second shaft, thereby causing a clutch engagement or a disengagement between a first shaft and a second shaft. The clutch engagement assembly may provide a relatively small size structure of the door lock device and a firm engagement force.
    Type: Application
    Filed: April 15, 2019
    Publication date: October 24, 2019
    Inventor: Tae Hoon KWON
  • Publication number: 20190304356
    Abstract: A display device includes a substrate including a first pixel area, a second pixel area, and a third pixel area, each of the second and third pixel areas having a smaller surface area than the first pixel area and being connected to the first pixel area, first to third pixels provided in the first to third pixel areas, respectively, first to third lines connected to the first to third pixels, respectively, a line connecting part connecting the second and third lines, and a dummy unit overlapping the line connecting part to compensate for a difference of a load value of the first line and a load value of the second line.
    Type: Application
    Filed: June 19, 2019
    Publication date: October 3, 2019
    Inventors: Ji Hyun KA, Sun Ja KWON, Tae Hoon KWON, Byung Sun KIM, Yang Wan KIM, Hyun Ae PARK, Su Jin LEE, Seung Kyu LEE, Jae Yong LEE, Jin Tae JEONG, Seung Ji CHA
  • Publication number: 20190301202
    Abstract: Disclosed is a lever-type door lock driving assembly which can be installed inside a mounting hole to enable miniaturization of the device, ensure general versatility, and prevent a fragile area from being generated inside the door. The present invention relates to a driving assembly for a lever-type door lock arranged in an installation hole to drive a latch operating body, wherein the mounting assembly comprise a mounting module having a truncated disc shape and having at least one driving plate therein; and a motor unit mounted on the truncated area of the mounting module and having a disk shape in a state of being coupled to the mounting module.
    Type: Application
    Filed: March 29, 2019
    Publication date: October 3, 2019
    Inventor: Tae Hoon KWON
  • Publication number: 20190295471
    Abstract: A pixel includes an organic light emitting diode (OLED), a pixel circuit, and first and second transistors. The OLD includes a cathode electrode connected to a second power source. The pixel circuit includes a driving transistor having a gate electrode initialized by a third power source. The driving transistor controls the amount of current flowing from a first power source to the second power source via the OLED. The first transistor is connected between a fourth power source and the second power source and an anode electrode of the OLED. The first transistor is turned on based on a scan signal is supplied to a scan line. The second transistor is connected between a data line and the pixel circuit. The second transistor is turned on when the scan signal is supplied to the ith scan line.
    Type: Application
    Filed: June 10, 2019
    Publication date: September 26, 2019
    Inventors: JIN TAE JEONG, Min Ku Lee, Ji Hyun Ka, Tae Hoon Kwon, Seung Kyu Lee, Seung Ji Cha
  • Publication number: 20190287457
    Abstract: A stage includes an output, an input, signal processors, and a stabilizer. The output supplies a voltage of a first or second power source to an output terminal based on voltages of first and second nodes. The input controls voltages of third and fourth nodes based on signals to a first and second input terminals. A first signal processor controls the voltage of the first node based on the voltage of the second node. A second signal processor is connected to a fifth node and controls the voltage of the first node based on a signal to a third input terminal. A third signal processor controls the voltage of the fourth node based on the voltage of the third node and the signal to the third input terminal. The stabilizer is connected between the second signal processor and input to control voltage drop widths of the third and fourth nodes.
    Type: Application
    Filed: June 3, 2019
    Publication date: September 19, 2019
    Inventors: Seung Kyu LEE, Seung Ji CHA, Ji Hyun KA, Tae Hoon KWON, Min Ku LEE, Jin Tae JEONG
  • Patent number: 10411042
    Abstract: Disclosed is a display device including: a substrate including a display area for displaying an image and a peripheral area neighboring the display area; a plurality of signal lines formed in the display area; a pad formed in the peripheral area; and a plurality of connection wires for connecting the signal lines and the pad, wherein a first connection wire and a second connection wire neighboring the first connection wire from among the plurality of connection wires are disposed on different layers, and the first connection wire and the second connection wire, which are formed to extend from the pad and are bent at least twice to have at least one being bent toward backward direction, are disposed in the peripheral area.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 10, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Kyu Lee, Tae Hoon Kwon, Ji-Hyun Ka
  • Patent number: 10403208
    Abstract: An emission driver includes light emission control drivers electrically connected to light emission control lines, the light emission control drivers including an (n?1)th light emission control driver configured to provide an (n?1)th carry signal, n being an integer greater than or equal to 2, and an (n)th light emission control driver adjacent to the (n?1)th light emission control driver, the (n)th light emission control drive being configured to generate an (n)th light emission control signal for controlling a light emission time of a pixel based on the (n?1)th carry signal, and to generate an (n)th carry signal based on the (n)th light emission control signal.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: September 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae-Hoon Kwon, Seung-Kyu Lee, Seung-Ji Cha
  • Patent number: 10388228
    Abstract: A display device includes a substrate, first pixels, second pixels, and third pixels. The substrate has a first pixel area, a second pixel area, and a third pixel area. The first pixels are in the first pixel area and are connected to first scan lines and first emission control lines. The second pixels are in the second pixel area and are connected to second scan lines and second emission control lines. The third pixels are in the third pixel area and are connected to third scan lines and third emission control lines. The second scan lines are spaced apart from the third scan lines, and the second emission control lines are spaced apart from the third emission control lines.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: August 20, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Wan Kim, Seung Kyu Lee, Sun Ja Kwon, Tae Hoon Kwon, Byung Sun Kim, Hyun Ae Park, Su Jin Lee, Jae Yong Lee, Seung Ji Cha
  • Patent number: 10373565
    Abstract: A display device includes a display panel including a plurality of scan lines, a plurality of data lines, and a plurality of unit pixels. Each unit pixel includes a plurality of sub-pixels, each coupled to a respective data line. The plurality of sub-pixels includes a red sub-pixel, a first green sub-pixel, a blue sub-pixel, and a second green sub-pixel. The display device further includes a data driver configured to output data signals via output channels. The display device additionally includes a plurality of demultiplexers configured to selectively connect data signals output from the output channels to the plurality of sub-pixels in response to a plurality of select signals that are sequentially provided to the plurality of demultiplexers. The display device further includes a scan driver configured to provide scan signals to the unit pixels through the scan lines, and a timing controller.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: August 6, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae-Hoon Kwon, Seung-Kyu Lee, Seung-Ji Cha
  • Patent number: 10354578
    Abstract: A display device includes a substrate including a first pixel area, a second pixel area, and a third pixel area, each of the second and third pixel areas having a smaller surface area than the first pixel area and being connected to the first pixel area, first to third pixels provided in the first to third pixel areas, respectively, first to third lines connected to the first to third pixels, respectively, a line connecting part connecting the second and third lines, and a dummy unit overlapping the line connecting part to compensate for a difference of a load value of the first line and a load value of the second line.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: July 16, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Hyun Ka, Sun Ja Kwon, Tae Hoon Kwon, Byung Sun Kim, Yang Wan Kim, Hyun Ae Park, Su Jin Lee, Seung Kyu Lee, Jae Yong Lee, Jin Tae Jeong, Seung Ji Cha
  • Publication number: 20190206978
    Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.
    Type: Application
    Filed: March 11, 2019
    Publication date: July 4, 2019
    Inventors: Keon Woo KIM, Ji Hyun KA, Tae Hoon KWON, Ho Kyoon KWON, Min Ku LEE, Zail LHEE, Jin Tae JEONG, Seung Ji CHA, Byung Du AHN, Jeong Ho LEE
  • Publication number: 20190180663
    Abstract: A display device includes a peripheral area around a display area, a plurality of pixels in the display area, and a plurality of signal lines connected to the pixels. The signal lines include a plurality of data lines connected to the pixels, a crack detection line connected to first data lines among the data lines through a first transistor, and a control line connected to a gate of the first transistor. The crack detection line is in the peripheral area.
    Type: Application
    Filed: February 19, 2019
    Publication date: June 13, 2019
    Inventors: Seung-Kyu LEE, Tae Hoon KWON, Ji-Hyun KA, Won Kyu KWAK, Dong Soo KIM, Han-Sung BAE, Hey Jin SHIN, Seung Ji CHA
  • Patent number: 10319306
    Abstract: A pixel includes an organic light emitting diode (OLED), a pixel circuit, and first and second transistors. The OLD includes a cathode electrode connected to a second power source. The pixel circuit includes a driving transistor having a gate electrode initialized by a third power source. The driving transistor controls the amount of current flowing from a first power source to the second power source via the OLED. The first transistor is connected between a fourth power source and the second power source and an anode electrode of the OLED. The first transistor is turned on based on a scan signal is supplied to a scan line. The second transistor is connected between a data line and the pixel circuit. The second transistor is turned on when the scan signal is supplied to the ith scan line.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: June 11, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Tae Jeong, Min Ku Lee, Ji Hyun Ka, Tae Hoon Kwon, Seung Kyu Lee, Seung Ji Cha
  • Patent number: 10311781
    Abstract: A stage includes an output, an input, signal processors, and a stabilizer. The output supplies a voltage of a first or second power source to an output terminal based on voltages of first and second nodes. The input controls voltages of third and fourth nodes based on signals to a first and second input terminals. A first signal processor controls the voltage of the first node based on the voltage of the second node. A second signal processor is connected to a fifth node and controls the voltage of the first node based on a signal to a third input terminal. A third signal processor controls the voltage of the fourth node based on the voltage of the third node and the signal to the third input terminal. The stabilizer is connected between the second signal processor and input to control voltage drop widths of the third and fourth nodes.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: June 4, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Kyu Lee, Seung Ji Cha, Ji Hyun Ka, Tae Hoon Kwon, Min Ku Lee, Jin Tae Jeong
  • Publication number: 20190123117
    Abstract: A display device includes a substrate having a first region in which an image is displayed, a second region in which an image is not displayed, and a bending region connecting the first region and the second region. The bending region is configured to bend along a bending axis which extends in a first direction. A plurality of pad terminals is disposed within the second region. A first width of the bending region, measured along the first direction, is narrower than a second width of the second region, measured along the first direction.
    Type: Application
    Filed: December 17, 2018
    Publication date: April 25, 2019
    Inventors: Tae Hoon Kwon, Won Kyu Kwak, Kwang-Min Kim, HEY JIN SHIN, Seung-Kyu Lee
  • Publication number: 20190096331
    Abstract: A display device includes: a display panel including a plurality of pixels; a scan driver configured to supply a scan signal to the plurality of pixels through a plurality of scan lines based on a scan start signal; an emission driver configured to supply an emission control signal to the plurality of pixels through a plurality of emission control lines based on an emission control start signal; and a timing controller configure to control an interval between a plurality of gate-on periods of the scan start signal within a gate-off period of the emission control start signal based on a dimming level.
    Type: Application
    Filed: August 22, 2018
    Publication date: March 28, 2019
    Inventors: Tae Hoon KWON, Ji Hyun KA, Jae Sic LEE, Seung Ji CHA