Patents by Inventor Seong-Young Lee

Seong-Young Lee 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: 9905191
    Abstract: A display device and a driving method therefor includes a plurality of unit pixels arranged in a matrix form, a plurality of gate lines extending in a row direction and connected to the unit pixels, respectively, pluralities of first and second data lines extending in a column direction and connected to the unit pixels, respectively, a plurality of charge control lines extending in the row direction and connected to the unit pixels, respectively, a plurality of gate connection lines connected to at least two adjacent gate lines, respectively, and a plurality of charge connection lines connected to at least two adjacent charge control lines, respectively.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: February 27, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Gyu Kim, Seong Young Lee, Sahng Ik Jun, Sung Jae Moon
  • Patent number: 9875701
    Abstract: A liquid crystal display includes a display panel, a data driver, and a scan driver. The display panel includes first and second pixel groups, each of having two pixels. The data driver is connected to the display panel via a plurality of data lines. The scan driver is connected to the display panel via a plurality of scan lines. The first pixel group is connected to one of the data lines. The second pixel group is connected to both the data line to which the first pixel group is connected and a data line adjacent to the data line to which the first pixel group is connected.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: January 23, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seon Kyoon Mok, Seong Young Lee, Hyung Jun Park, Dong Hyun Yoo, Kyung Hoe Lee, Hwan Young Jang, Chang Won Jeong
  • Publication number: 20180005593
    Abstract: A display device includes a pixel matrix having pixel rows and pixel columns and including pixels having switching elements positioned alternately at a corner near an upper and a lower side of each pixel row and positioned alternately at a corner near an upper and a lower side of and alternately at a corner near a left and a right side of each pixel column; multiple pairs of gate lines transmitting a gate-on voltage; and multiple data lines transmitting data voltages, wherein each pair of gate lines are disposed at the upper and lower sides of each pixel row with the pixels in each row connected to the gate line positioned nearest the respective switching element, and each data line is disposed between adjacent pairs of pixel columns and connected to pairs of pixels where one pixel of the pair has a switching element positioned nearest the respective data line.
    Type: Application
    Filed: September 18, 2017
    Publication date: January 4, 2018
    Inventors: Nam-Soo KANG, Seong-Young LEE, Sung-Man KIM, Seung-Hwan MOON
  • Publication number: 20170372653
    Abstract: Disclosed is a display device, including a first substrate and a second substrate facing the first substrate. A first electrode is positioned on a first surface of the first substrate facing the second substrate. A second electrode is positioned along a border of the second substrate facing the first substrate. The second electrode faces the first electrode. One or more short electrodes electrically connect the first electrode and the second electrode.
    Type: Application
    Filed: June 14, 2017
    Publication date: December 28, 2017
    Inventors: HYUNG JUN PARK, SEONG YOUNG LEE, KYUNG HO KIM, HWAN YOUNG JANG, KI WON PARK
  • Patent number: 9851600
    Abstract: Provided are a liquid crystal display panel and a manufacturing method thereof, and more particularly, a liquid crystal display panel including white pixels and a manufacturing method thereof. The liquid crystal display panel includes: a first substrate and a second substrate facing each other; a liquid crystal layer positioned between the first substrate and the second substrate; a plurality of color filters positioned on the first substrate and representing different colors from each other, in which at least two of the plurality of color filters overlap with each other on the first substrate to form an overlapping portion, and the overlapping portion forms a first spacer; a transparent filter positioned on the first substrate and positioned in a transmitting area of a white pixel; and a second spacer including the same material as the transparent filter.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: December 26, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byoung Sun Na, Hee June Kwak, Seok Kyu Yoon, Sang-Uk Lim, Seung Soo Baek, Seong Young Lee, Wan-Soon Im
  • Patent number: 9846337
    Abstract: A liquid crystal display includes a first panel including a first electrode which includes a central electrode disposed in a central region of a pixel, a micro-branch part extending in a direction from at least one side of the central electrode, a peripheral electrode connected to an end of part of the micro-branch part, and a corner pattern provided in a corner region of the pixel, a second panel including horizontal and vertical incision parts which divide the micro-branch part, the central electrode and the peripheral electrode of the first electrode into a plurality of domains and a second electrode which is divided corresponding to plurality of domain regions, and where in the first panel, the peripheral electrode adjacent to the corner pattern is disposed on at least one of an edge region of the pixel in a direction parallel to the horizontal or vertical incision part.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: December 19, 2017
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Ik Han Oh, Seong Young Lee, Se Hyun Lee, Hyung Jun Park, Youn Hak Jeong
  • Patent number: 9818354
    Abstract: A liquid crystal display includes first and second substrates. The first substrate includes a gate line, data lines, a first reference voltage line, a second reference voltage line, a pixel electrode having a first subpixel electrode and a second subpixel electrode in a pixel area, and switch circuits connected to these lines and electrodes. The first and second reference voltage lines respectively apply a first and second reference voltages having different polarities. The second substrate includes a common electrode with a cutout. The first and second reference voltage lines include a first connector and a second connector parallel to the data line, and the first connector and the second connector overlap the cutout of the common electrode.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: November 14, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Won Kim, Hyung Jun Park, Seong Young Lee
  • Patent number: 9767746
    Abstract: A display device includes a pixel matrix having pixel rows and pixel columns and including pixels having switching elements positioned alternately at a corner near an upper and a lower side of each pixel row and positioned alternately at a corner near an upper and a lower side of and alternately at a corner near a left and a right side of each pixel column; multiple pairs of gate lines transmitting a gate-on voltage; and multiple data lines transmitting data voltages, wherein each pair of gate lines are disposed at the upper and lower sides of each pixel row with the pixels in each row connected to the gate line positioned nearest the respective switching element, and each data line is disposed between adjacent pairs of pixel columns and connected to pairs of pixels where one pixel of the pair has a switching element positioned nearest the respective data line.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: September 19, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Nam-Soo Kang, Seong-Young Lee, Sung-Man Kim, Seung-Hwan Moon
  • Publication number: 20170256226
    Abstract: A gate driver includes multiple stages. Each stage has a circuit portion and a wiring portion. The wiring portion delivers first and second clock signals to the circuit portion. Further, the wiring portion includes first and second clock wirings receiving the first and second clock signal, respectively, first connecting wirings electrically connecting the first clock wiring with a first every other stage, and second connecting wirings electrically connecting the second clock wiring with the odd-numbered stages. Further, the wiring portion includes third connecting wirings electrically connecting the first connecting wiring with a second every other stage and fourth connecting wirings electrically connecting the second connecting wiring with the even-numbered stages. This configuration may prevent the gate driver from operating erroneously and reduce power consumed by the gate driver.
    Type: Application
    Filed: May 22, 2017
    Publication date: September 7, 2017
    Inventors: Haeng-Won PARK, Seung-Hwan MOON, Nam-Soo KANG, Sung-Jae MOON, Sung-Man KIM, Seong-Young LEE, Yong-Soon LEE
  • Patent number: 9734777
    Abstract: A display device that may be driven at both frequencies of 120 Hz and 240 Hz, includes a plurality of pixels arranged in a column direction and a row direction, a plurality of data lines connected with one of the pixels of a j-th row (‘j’ is a natural number) and one of the pixels of a (j+1)-th row in k-th column (‘k’ is a natural number), and connected with one of the pixels of a (j+2)-th row and one of the pixels of a (j+3)-th row in (k?1)-th column, a first gate circuit part configured to apply a gate signal to a (4m?3)-th gate line row (‘m’ is a natural number), a second gate circuit part configured to apply a gate signal to a (4m?2)-th gate line row, a third gate circuit part configured to apply a gate signal to a (4m?1)-th gate line row and a fourth gate circuit part configured to apply a gate signal to a 4m-th gate line row.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: August 15, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung-Jun Park, Byoung-Sun Na, Seong-Young Lee, Dong-Hyun Yoo
  • Patent number: 9733531
    Abstract: A liquid crystal display includes: a first substrate; a first electrode formed on the first substrate; a second substrate configured so as to face the first substrate; and a second electrode formed on the second substrate. The first electrode includes a first portion having a plate shape and a plurality of branch electrodes extending from the first portion. The second electrode includes a cross-shaped cutout including a horizontal stem and a vertical stem which cross each other at a center thereof. A width of the first electrode and a distance between two adjacent ones of the branch electrodes are varied according to position.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: August 15, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Hyun Yoo, Hyung Jun Park, Seong Young Lee, Bo Yeong Kim
  • Publication number: 20170205665
    Abstract: Provided are a liquid crystal display panel and a manufacturing method thereof, and more particularly, a liquid crystal display panel including white pixels and a manufacturing method thereof. The liquid crystal display panel includes: a first substrate and a second substrate facing each other; a liquid crystal layer positioned between the first substrate and the second substrate; a plurality of color filters positioned on the first substrate and representing different colors from each other, in which at least two of the plurality of color filters overlap with each other on the first substrate to form an overlapping portion, and the overlapping portion forms a first spacer; a transparent filter positioned on the first substrate and positioned in a transmitting area of a white pixel; and a second spacer including the same material as the transparent filter.
    Type: Application
    Filed: April 4, 2017
    Publication date: July 20, 2017
    Inventors: Byoung Sun NA, Hee June KWAK, Seok Kyu YOON, Sang-Uk LIM, Seung Soo BAEK, Seong Young LEE, Wan-Soon IM
  • Patent number: 9711098
    Abstract: A display apparatus includes a display panel comprising a plurality of gate lines connected to a plurality of pixel rows, a plurality of data lines connected to a plurality of a pixel columns, at least one dummy pixel row disposed in a peripheral area surrounding a display area in which the plurality of pixel rows and the plurality of a pixel columns are disposed, and at least one dummy gate line connected to the dummy pixel row and a data driver circuit configured to provide the dummy pixel row with a dummy data signal, the dummy data signal having a level that differs from a data signal of a pixel column adjacent to the dummy pixel row.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: July 18, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyung-Jun Park, Dong-Hyun Yoo, Seong-Young Lee, Byoung-Sun Na
  • Patent number: 9659542
    Abstract: A gate driver includes multiple stages. Each stage has a circuit portion and a wiring portion. The wiring portion delivers first and second clock signals to the circuit portion. Further, the wiring portion includes first and second clock wirings receiving the first and second clock signal, respectively, first connecting wirings electrically connecting the first clock wiring with a first every other stage, and second connecting wirings electrically connecting the second clock wiring with the odd-numbered stages. Further, the wiring portion includes third connecting wirings electrically connecting the first connecting wiring with a second every other stage and fourth connecting wirings electrically connecting the second connecting wiring with the even-numbered stages. This configuration may prevent the gate driver from operating erroneously and reduce power consumed by the gate driver.
    Type: Grant
    Filed: September 19, 2005
    Date of Patent: May 23, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Haeng-Won Park, Seung-Hwan Moon, Nam-Soo Kang, Sung-Jae Moon, Sung-Man Kim, Seong-Young Lee, Yong-Soon Lee
  • Publication number: 20170131602
    Abstract: A liquid crystal display includes an insulation substrate, a plurality of pixels disposed on the insulation substrate, where each pixel has a shape elongated in a horizontal direction, and includes a thin film transistor formation region and a display area; and a reference voltage line extending in a vertical direction along a center of the display area, where the display area includes a single high-gray subpixel area and two low-gray subpixel areas, and the single high-gray subpixel area is positioned between the two low-gray subpixel areas.
    Type: Application
    Filed: January 24, 2017
    Publication date: May 11, 2017
    Inventors: Cheol SHIN, Hak Sun CHANG, Jang Wi RYU, Jae-Soo JANG, Ki Chul SHIN, Seong Young LEE
  • Publication number: 20170124945
    Abstract: A display device according to the present invention includes a first substrate, a driving portion formed on the first substrate, a plurality of signal lines formed on the first substrate to transmit signals to the driving portion, a second substrate facing the first substrate, and a conductive member formed on the second substrate, wherein the driving portion overlaps with the conductive member, and the signal lines are disposed at a position outside a region of overlap of the conductive member. Accordingly, the capacitances between the signal lines may be substantially the same.
    Type: Application
    Filed: January 18, 2017
    Publication date: May 4, 2017
    Inventors: Soon-Il AHN, Seung-Soo BAEK, Seong-Young LEE, Kee-Bum PARK
  • Patent number: 9632351
    Abstract: Provided are a liquid crystal display panel and a manufacturing method thereof, and more particularly, a liquid crystal display panel including white pixels and a manufacturing method thereof. The liquid crystal display panel includes: a first substrate and a second substrate facing each other; a liquid crystal layer positioned between the first substrate and the second substrate; a plurality of color filters positioned on the first substrate and representing different colors from each other, in which at least two of the plurality of color filters overlap with each other on the first substrate to form an overlapping portion, and the overlapping portion forms a first spacer; a transparent filter positioned on the first substrate and positioned in a transmitting area of a white pixel; and a second spacer including the same material as the transparent filter.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: April 25, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byoung Sun Na, Hee June Kwak, Seok Kyu Yoon, Sang-Uk Lim, Seung Soo Baek, Seong Young Lee, Wan-Soon Im
  • Publication number: 20170110082
    Abstract: A display device and a driving method therefor includes a plurality of unit pixels arranged in a matrix form, a plurality of gate lines extending in a row direction and connected to the unit pixels, respectively, pluralities of first and second data lines extending in a column direction and connected to the unit pixels, respectively, a plurality of charge control lines extending in the row direction and connected to the unit pixels, respectively, a plurality of gate connection lines connected to at least two adjacent gate lines, respectively, and a plurality of charge connection lines connected to at least two adjacent charge control lines, respectively.
    Type: Application
    Filed: December 23, 2016
    Publication date: April 20, 2017
    Inventors: Dong Gyu KIM, Seong Young LEE, Sahng Ik JUN, Sung Jae MOON
  • Publication number: 20170097533
    Abstract: A liquid crystal display includes: a first substrate on which a display area and a non-display area disposed around the display area are defined; a second substrate disposed opposite to the first substrate; a common electrode disposed on the second substrate; a common power supply line disposed in the non-display area of the first substrate to provide a common voltage; and a spacer disposed on the common power supply line to connect the common power supply line and the common electrode, where the spacer includes a conductive ball, and the conductive ball includes a heating solution.
    Type: Application
    Filed: May 18, 2016
    Publication date: April 6, 2017
    Inventors: Hyung Jun PARK, Byoung Sun NA, Seon Kyoon MOK, Seong Young LEE, Hwan Young JANG
  • Patent number: 9588381
    Abstract: A liquid crystal display includes an insulation substrate, a plurality of pixels disposed on the insulation substrate, where each pixel has a shape elongated in a horizontal direction, and includes a thin film transistor formation region and a display area; and a reference voltage line extending in a vertical direction along a center of the display area, where the display area includes a single high-gray subpixel area and two low-gray subpixel areas, and the single high-gray subpixel area is positioned between the two low-gray subpixel areas.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: March 7, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Cheol Shin, Hak Sun Chang, Jang Wi Ryu, Jae-Soo Jang, Ki Chul Shin, Seong Young Lee