Patents by Inventor Young-Je Cho

Young-Je 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).

  • Patent number: 9136283
    Abstract: A thin film transistor array panel includes: a data line which extends in a column direction and transfers a data voltage; a first pixel electrode and a second pixel electrode connected to the data line and adjacent in a row direction; a first thin film transistor connected to the first pixel electrode and the data line, and including a first source electrode and a first drain electrode; and a second thin film transistor connected to the second pixel electrode and the data line, and including a second source electrode and a second drain electrode. The first pixel electrode is at the right of the data line, the second pixel electrode is at the left of the data line, and relative positions of the first source electrode and the first drain electrode are the same as relative positions of the second source electrode and the second drain electrode.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min-Chul Song, Man Hong Na, Young Je Cho, Sung Man Kim, Sung-Hoon Lim, Soo Jung Chae, Eu Gene Lee
  • Publication number: 20150213746
    Abstract: Provided is a gate driver including a plurality of stages respectively transferring gate-on voltages to a plurality of gate lines. The stage includes a pull-up driver including a first transistor, the first transistor having a control terminal connected to a first node, an output terminal connected to a output terminal of a present stage and an input terminal connected to a first clock terminal, a first node pull-down portion including a second transistor, the second transistor having an input terminal connected to a buffer node, an output terminal connected to the first node and a control terminal connected to a second node, and a buffer node stabilizer including a third transistor, the third transistor having an input terminal and a control terminal connected to the first node, and an output terminal connected to the buffer node.
    Type: Application
    Filed: July 24, 2014
    Publication date: July 30, 2015
    Inventors: Sung Man KIM, Jun Ho SONG, Beom Jun KIM, Seong Yeol SYN, Young Je CHO
  • Patent number: 9086751
    Abstract: A display device includes; a first touch sensor, a second touch sensor disposed in proximity to the first touch sensor, a shade located on the second touch sensor wherein the shade controls intensity of incident light to the second touch sensor so that the second touch sensor receives a different intensity than the first touch sensor, and a reader which receives a first signal and a second signal from the first touch sensor and the second touch sensor, respectively and which analyzes the first signal and the second signal.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: July 21, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Yong No, Young-Je Cho
  • Publication number: 20150160519
    Abstract: A liquid crystal display includes a first substrate, a plurality of signal lines on the first substrate, a first insulating layer positioned on the plurality of signal lines, a first electrode positioned on the first insulating layer, a second insulating layer positioned on the first electrode, a second electrode positioned on the second insulating layer, a second substrate facing the first substrate, a first spacer and a second spacer positioned between the first substrate and the second substrate, and a first cutout and a second cutout which are defined in the second electrode and the second insulating layer, respectively, and partially overlap the plurality of signal lines, where the second spacer overlaps the first cutout and the second cutout.
    Type: Application
    Filed: November 13, 2014
    Publication date: June 11, 2015
    Inventors: Young Je CHO, Sung Man KIM, Yu Jin LEE
  • Publication number: 20150160489
    Abstract: A liquid crystal display according to an exemplary embodiment of the present disclosure includes: a gate line, a data line, and a compensation voltage line disposed on an insulation substrate; a first passivation layer disposed on the gate line, the data line, and the compensation voltage line; a pixel electrode connected to the gate line and the data line, and a compensation electrode connected to the compensation voltage line, disposed on the first passivation layer; and a common electrode formed on the first passivation layer, wherein the compensation electrode overlaps at least a portion of the data line, and the compensation voltage line is formed with the same layer as the data line.
    Type: Application
    Filed: December 9, 2014
    Publication date: June 11, 2015
    Inventors: SUNG MAN KIM, JUN HO SONG, TONG YOUNG KIM, SU JIN LEE, YEON-MUN JEON, YOUNG JE CHO
  • Publication number: 20150137127
    Abstract: A display substrate includes a gate line disposed on a base substrate and extending in a direction. A data line crosses the gate line. A thin film transistor comprises a gate electrode, a semiconductor pattern, a source electrode, and a drain electrode. The thin film transistor is connected to the gate line and the data line. A pixel electrode is connected to the thin film transistor. A light blocking pattern overlaps the semiconductor pattern. The light blocking pattern includes a haze-processed material of substantially the same material as the pixel electrode.
    Type: Application
    Filed: April 10, 2014
    Publication date: May 21, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: HYUN-KI HWANG, Sung-Man Kim, Young-Jin Park, Hwa-Yeul Oh, Young-Je Cho, Soo-Jung Chae
  • Publication number: 20150131037
    Abstract: A liquid crystal display according to an exemplary embodiment of the invention includes: a first type pixel including first liquid crystal molecules aligned approximately in a first direction; a second type pixel including second liquid crystal molecules aligned approximately in a second direction different from the first direction; a first lower polarizer disposed opposite to the first type pixel and having a transmissive axis approximately parallel to the first direction; and a second lower polarizer disposed opposite to the second type pixel and having a transmissive axis approximately parallel to the second direction.
    Type: Application
    Filed: April 29, 2014
    Publication date: May 14, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Won Ho KIM, Tae Hyung HWANG, Young Jin PARK, Seong Su LIM, Young Je CHO
  • Publication number: 20150131018
    Abstract: A liquid crystal display device includes a first substrate, a thin film transistor on the first substrate, a first electrode on the first substrate and connected to the thin film transistor, a second substrate facing the first substrate, color filters on the first substrate or the second substrate, a black matrix between the color filters on the first substrate or the second substrate, a second electrode spaced apart from the first electrode and on the first substrate or the second substrate, a second electrode conductive line on the black matrix, a spacer which is between the first substrate and the second substrate and supports the first substrate and the second substrate, and a liquid crystal layer between the first substrate and the second substrate. The spacer is electrically connected to the second electrode and the second electrode conductive line.
    Type: Application
    Filed: June 2, 2014
    Publication date: May 14, 2015
    Inventors: Yeon-Mun JEON, Yi-Seop SHIM, Zhang-Soon JANG, Sung-Man KIM, Yu-Jin LEE, Young-Je CHO
  • Patent number: 9025124
    Abstract: A display substrate includes a data line, a gate line and a fan-out line. The data line is disposed in a display area of a base substrate and transfers a data signal to a switching element electrically connected to a pixel electrode. The gate line is disposed in the display area and transfers a gate signal to the switching element. The fan-out line is disposed in a peripheral area of the base substrate surrounding the display area, electrically connected to at least one of the data line and the gate line, and includes a plurality of conductive layers making contact with each other through a contact hole.
    Type: Grant
    Filed: April 5, 2012
    Date of Patent: May 5, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Man Kim, Jun-Ho Song, Man-Hong Na, Young-Je Cho, Hoon Kang, Sung-Hoon Lim, Min-Chul Song, Soo-Jung Chae, Eu-Gene Lee
  • Patent number: 8994888
    Abstract: A display apparatus including a first substrate including a pixel area; a gate line disposed on the first substrate; a data line disposed on the first substrate and insulated from the gate line; an insulating layer pattern interposed between the gate line and the data line in an area where the gate line and the data line overlap; a gate insulating layer interposed between the gate line and the data line; a pixel electrode disposed in the pixel area; and a second substrate facing the first substrate.
    Type: Grant
    Filed: March 13, 2009
    Date of Patent: March 31, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yun-Seok Lee, Young-Je Cho, Cheon-Jae Maeng
  • Publication number: 20150070642
    Abstract: A liquid crystal display includes: a first substrate; a first electrode on the first substrate, and a plurality of first cutouts defined in the first electrode; an insulating layer on the first electrode; a second electrode on the insulating layer, a plurality of second cutouts defined in the second electrode, and a plurality of branch electrodes defined by the plurality of second cutouts; a second substrate facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate. The second cutouts have a linear shape which extends in a length direction, widths of the plurality of first cutouts is larger than that of the plurality of branch electrodes in a width direction crossing the length direction, and the second cutouts overlap the plurality of first cutouts, in the length direction.
    Type: Application
    Filed: September 3, 2014
    Publication date: March 12, 2015
    Inventors: Hwa Yeul OH, Yeon-Mun JEON, Young Je CHO
  • Publication number: 20150062472
    Abstract: A display device may include an insulating layer. The display device may further include a first field-generating electrode that overlaps the insulating layer. The display device may further include a second field-generating electrode that overlaps the first field-generating electrode and has a cutout. An exposed portion of the insulating layer may be exposed through the cutout and may be exposed between an edge (or boundary) of the first field-generating electrode and an end portion of the second field-generating electrode in a layout view of the display device.
    Type: Application
    Filed: August 14, 2014
    Publication date: March 5, 2015
    Inventors: Soo Jung CHAE, Sung Man KIM, Min-Chul SONG, Hwa Yeul OH, Young Je CHO, Hyun Ki HWANG
  • Publication number: 20150061986
    Abstract: A liquid crystal display includes pixels which is disposed in row and column directions, respectively includes pixel electrodes, and arranged along a first pixel column to a sixth pixel column, gate lines including pairs of two adjacent gate lines for each pixel row in the row direction, data lines including a first data line at a left side of the first pixel column, a second data line between the second and third pixel columns, a third data line between the fourth and fifth pixel columns, and a fourth data line at a right side of the sixth pixel column; and common voltage lines including a first common voltage line between the first and second pixel columns, a second common voltage line between the third and fourth pixel columns, and a third common voltage line between the fifth and sixth pixel columns.
    Type: Application
    Filed: February 24, 2014
    Publication date: March 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Min-Chul SONG, Sung Man KIM, Jun Ho SONG, Hwa Yeul OH, Yu Jin LEE, Young Je CHO
  • Publication number: 20150060866
    Abstract: A thin film transistor array panel includes a first insulation substrate, a gate line and a data line which are positioned on the first insulation substrate, are insulated from each other, and cross each other, a thin film transistor connected to the gate line and the data line, an organic film positioned on the thin film transistor, a second passivation layer which is positioned on the organic film and defines a plurality of second openings therein, a common electrode positioned on the second passivation layer, and a pixel electrode positioned in the plurality of second openings, where a thickness of the common electrode is larger than a thickness of the pixel electrode.
    Type: Application
    Filed: December 15, 2013
    Publication date: March 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hyun Ki HWANG, Sung Man KIM, Won Ho KIM, Yu Jin LEE, Young Je CHO, Tae Hyung HWANG
  • Publication number: 20150014693
    Abstract: A display substrate is provided. The display substrate includes a switching element disposed on a base substrate, wherein the switching element comprises a gate electrode, an active pattern, a source electrode, and a drain electrode. The display substrate also includes a first electrode disposed on a same layer as the gate electrode, wherein the first electrode includes a wire grid pattern; and a second electrode overlapping the first electrode.
    Type: Application
    Filed: March 31, 2014
    Publication date: January 15, 2015
    Applicant: Samsung Display Co., LTD.
    Inventors: Yu-Jin LEE, Jun-Ho SONG, Hwa-Yeul OH, Su-Mi LEE, Yeon-Mun JEON, Young-Je CHO, Tae-Hyung HWANG
  • Publication number: 20140340373
    Abstract: A liquid crystal display includes a substrate, a plurality of signal lines, a gate driver, and a sealant. The substrate includes a display area and a peripheral area outside the display area. The signal lines are integrated with the substrate and include a clock signal line. The gate driver includes a stage located between the clock signal line and the display area. The stage is integrated with the substrate and is configured to apply a gate voltage to the display area. The sealant is distributed over part of the peripheral area. A seal region where the sealant is distributed includes a seal line, and the clock signal line is located within the seal line. The clock signal line is located further away from the stage than the other signal lines.
    Type: Application
    Filed: August 5, 2014
    Publication date: November 20, 2014
    Inventors: SUNG-HOON LIM, MAN HONG NA, YOUNG-JE CHO, SUNG-MAN KIM, MIN-CHUL SONG, SOO JUNG CHAE, EU GENE LEE
  • Publication number: 20140247411
    Abstract: A liquid crystal display includes a plurality of pixel electrodes and common electrodes disposed on a first substrate that overlap each other with a passivation layer interposed therebetween, and a connection portion disposed between a common voltage applying unit and the common electrode. The common electrode has a plurality of first cutouts, the passivation layer has a plurality of second cutouts, and the first cutout and the second cutout have substantially the same planar shape. The connection portion includes a lower connection portion formed from a same layer as the common electrode, and an upper connection portion disposed on the lower connection portion that includes a low resistance metal.
    Type: Application
    Filed: February 14, 2014
    Publication date: September 4, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: SUNG MAN KIM, DUK-SUNG KIM, MAN HONG NA, JUN HO SONG, YOUNG JE CHO
  • Publication number: 20140231814
    Abstract: In a thin film transistor array panel and a method of manufacturing the same, a thin passivation layer is positioned between a first field generating electrode and a second field generating electrode. The thin passivation layer overlaps the first and second field generating electrodes. The thin passivation layer includes a transparent photosensitive organic material. When forming the first field generating electrode, the passivation layer is used as a photosensitive film. Accordingly, the passivation layer and the first field generating electrode may be formed using a same single photo-mask. Accordingly, the manufacturing cost of the thin film transistor array panel may be reduced.
    Type: Application
    Filed: February 14, 2014
    Publication date: August 21, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: EU GENE LEE, MIN-CHUL SONG, SUNG MAN KIM, YOUNG JE CHO, HWA YEUL OH, HYUN KI HWANG
  • Publication number: 20140232963
    Abstract: A liquid crystal display, includes: a substrate; a gate line including a gate pad and a data line including a data pad, the gate and data lines being disposed on the substrate; a thin film transistor connected to the gate line and the data line; an organic layer disposed on the thin film transistor; a pixel electrode disposed on the organic layer; a first contact assistant disposed on the gate pad; a second contact assistant disposed on the data pad; a first insulating layer disposed on the pixel electrode; and a common electrode disposed on the first insulating layer, the common electrode overlapping with the pixel electrode. The common electrode includes first cutouts, the first insulating layer includes second cutouts, the plane shapes of the first and second cutouts are substantially the same, and the pixel electrode includes a polycrystalline transparent conductive material.
    Type: Application
    Filed: February 11, 2014
    Publication date: August 21, 2014
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hwa Yeul OH, Sung Man KIM, Young Je CHO, Min-Chul SONG, Eu Gene LEE, Soo Jung CHAE, Hyun Ki HWANG
  • Patent number: 8803865
    Abstract: A liquid crystal display includes a substrate, a plurality of signal lines, a gate driver, and a sealant. The substrate includes a display area and a peripheral area outside the display area. The signal lines are integrated with the substrate and include a clock signal line. The gate driver includes a stage located between the clock signal line and the display area. The stage is integrated with the substrate and is configured to apply a gate voltage to the display area. The sealant is distributed over part of the peripheral area. A seal region where the sealant is distributed includes a seal line, and the clock signal line is located within the seal line. The clock signal line is located further away from the stage than the other signal lines.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: August 12, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Hoon Lim, Man Hong Na, Young-Je Cho, Sung-Man Kim, Min-Chul Song, Soo Jung Chae, Eu Gene Lee