Patents by Inventor Tae Joon Song

Tae Joon Song 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: 9064752
    Abstract: An array substrate includes: a trench having a depth from a surface of a substrate; a gate line, a gate electrode and a data pattern filling the respective trenches, wherein the data pattern is between the adjacent gate lines; a gate insulating layer on the gate line, the gate electrode and the data pattern, substantially flat over the substrate, and including contact holes that expose both ends of the data pattern, respectively; a data connection portion on the gate insulating layer and contacting the adjacent data patterns through the contact holes; a source electrode extending from the data connection portion, and a drain electrode spaced apart from the source electrode; a passivation layer on the source and drain electrodes and including a drain contact hole exposing the drain electrode; and a pixel electrode on the passivation layer and contacting the drain electrode through the drain contact hole.
    Type: Grant
    Filed: December 4, 2013
    Date of Patent: June 23, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Tae-Hyoung Moon, Tae-Joon Song, Kyu-Hwang Lee, Kyung-Ha Lee
  • Publication number: 20150118344
    Abstract: A fabricating apparatus and a method of a flat plate display are disclosed. A fabricating apparatus of a flat plate display includes a stage on which a substrate having liquid resin formed thereon is seated, a imprinting mold bonded with the liquid resin of the substrate to form a thin film pattern on the substrate, the imprinting mold comprises projections and grooves, and a planarization layer formed between the stage and the substrate to planarize a surface of the stage.
    Type: Application
    Filed: January 5, 2015
    Publication date: April 30, 2015
    Inventors: Ju-Hyuk KIM, Tae-Joon Song, Seong-Pil Cho
  • Patent number: 8961851
    Abstract: A fabricating apparatus and a method of a flat plate display are disclosed. A fabricating apparatus of a flat plate display includes a stage on which a substrate having liquid resin formed thereon is seated, a imprinting mold bonded with the liquid resin of the substrate to form a thin film pattern on the substrate, the imprinting mold comprises projections and grooves, and a planarization layer formed between the stage and the substrate to planarize a surface of the stage.
    Type: Grant
    Filed: October 27, 2010
    Date of Patent: February 24, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Ju-Hyuk Kim, Tae-Joon Song, Seong-Pil Cho
  • Patent number: 8936898
    Abstract: A photosensitive resin composition and a method for forming an organic film on a substrate are provided. Because the photosensitive resin composition for imprinting includes an erythrotol-based monomer or oligomer, an organic film formed by the photosensitive resin composition for imprinting has improved restoring force. Therefore, the photosensitive resin composition is appropriate for imprinting processes.
    Type: Grant
    Filed: November 12, 2009
    Date of Patent: January 20, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Yeon Heui Nam, Jin Wuk Kim, Tae Joon Song, Seong Pil Cho, Byung Uk Kim, Seung Hyup Shin, Jun Yong Song, Myoung Soo Lee
  • Publication number: 20150001543
    Abstract: An array substrate includes: a trench having a depth from a surface of a substrate; a gate line, a gate electrode and a data pattern filling the respective trenches, wherein the data pattern is between the adjacent gate lines; a gate insulating layer on the gate line, the gate electrode and the data pattern, substantially flat over the substrate, and including contact holes that expose both ends of the data pattern, respectively; a data connection portion on the gate insulating layer and contacting the adjacent data patterns through the contact holes; a source electrode extending from the data connection portion, and a drain electrode spaced apart from the source electrode; a passivation layer on the source and drain electrodes and including a drain contact hole exposing the drain electrode; and a pixel electrode on the passivation layer and contacting the drain electrode through the drain contact hole.
    Type: Application
    Filed: December 4, 2013
    Publication date: January 1, 2015
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Tae-Hyoung MOON, Tae-Joon SONG, Kyu-Hwang LEE, Kyung-Ha LEE
  • Patent number: 8890167
    Abstract: An array substrate for a display device and manufacturing method thereof is disclosed. The device comprises: a substrate; a gate line formed on the substrate along a first direction; a data line formed over the substrate along a second direction, wherein the data line and the gate line cross each other to define a pixel region; a thin film transistor formed in the pixel region, and having a gate electrode connected to the gate line, a source electrode connected to the data line, and a drain electrode; a pixel electrode formed in the pixel region and connected to the drain electrode; a first auxiliary gate pattern formed over the gate line and contacting the gate line; and a first auxiliary data pattern formed over the data line and contacting the data line.
    Type: Grant
    Filed: August 16, 2012
    Date of Patent: November 18, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Seung-Hee Nam, Soon-Sung Yoo, Tae-Hyoung Moon, Tae-Joon Song, Kyu-Hwang Lee
  • Patent number: 8858859
    Abstract: Disclosed are an apparatus and method for fabricating a flat panel display device to realize easy separation of a substrate from an imprinting mold. The apparatus includes an imprinting mold connected to a substrate to form a thin film pattern on the substrate, a first adsorption pad to vacuum-adsorb the center of the imprinting mold, a second adsorption pad to vacuum-adsorb the periphery of the imprinting mold, and a connector connected to vacuum pins to vertically move in different regions of the first and second adsorption pads.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: October 14, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Tae-Joon Song, Dhang Kwon, Hang-Sup Cho, Seong-Pil Cho, Ho Su Kim, Doo-Hee Jang
  • Patent number: 8821150
    Abstract: A manufacturing method of a color filter substrate includes forming a black matrix on a substrate, the black matrix including first, second, third and fourth openings, forming first, second and third color filter patterns in the first, second and third openings, forming an overcoat layer on the substrate, disposing a soft mold on the organic material layer, the soft mold including first depressed portions and a second depressed portion, the first depressed portions corresponding to the black matrix, and the second depressed portion corresponding to the fourth opening, wherein a first depth of the first depressed portions is larger than a second depth of the second depressed portion, applying pressure to the soft mold such that the first and second depressed portions are filled with the overcoat layer, first curing the overcoat layer, detaching the soft mold from the overcoat layer, and second curing the overcoat layer.
    Type: Grant
    Filed: August 25, 2010
    Date of Patent: September 2, 2014
    Assignee: LG Display Co., Ltd.
    Inventor: Tae Joon Song
  • Publication number: 20140199426
    Abstract: Disclosed is an imprinting apparatus and imprinting method using the same that prevent a process of forming a pattern on a substrate from being affected by flatness of a stage. The imprinting apparatus comprises a chamber unit in which a process of forming a pattern on a substrate is carried out; a stage for supporting the substrate on which a resin layer is formed; an installing member positioned above the stage and having a mold member attached to transform the resin layer so as to form the pattern on the substrate; and a first spraying unit for spraying fluid to separate the substrate supported by the stage from the stage, wherein the installing member moves the mold member in the direction getting near to the substrate separated from the stage so that the mold member and the resin layer are brought into contact with each other.
    Type: Application
    Filed: March 18, 2014
    Publication date: July 17, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Doo Hee JANG, Tae Joon SONG, Dhang KWON, Hang Sup CHO, Seong Pil CHO, Ho Su KIM, Jin Hee JANG
  • Patent number: 8773631
    Abstract: A liquid crystal display device and a method of fabricating the same is disclosed, to provide a liquid crystal display device to simplify the process and decrease the fabrication cost, the liquid crystal display device includes a first substrate having a color filter and a second substrate having a thin film transistor, wherein the first and second substrates face each other, a first passivation film formed on the thin film transistor, and a first column spacer formed integrally with the first passivation film.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: July 8, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jin Wuk Kim, Tae Joon Song
  • Patent number: 8728377
    Abstract: Disclosed is an imprinting apparatus and imprinting method using the same that prevent a process of forming a pattern on a substrate from being affected by flatness of a stage. The imprinting apparatus comprises a chamber unit in which a process of forming a pattern on a substrate is carried out; a stage for supporting the substrate on which a resin layer is formed; an installing member positioned above the stage and having a mold member attached to transform the resin layer so as to form the pattern on the substrate; and a first spraying unit for spraying fluid to separate the substrate supported by the stage from the stage, wherein the installing member moves the mold member in the direction getting near to the substrate separated from the stage so that the mold member and the resin layer are brought into contact with each other.
    Type: Grant
    Filed: May 13, 2011
    Date of Patent: May 20, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Doo Hee Jang, Tae Joon Song, Dhang Kwon, Hang Sup Cho, Seong Pil Cho, Ho Su Kim, Jin Hee Jang
  • Publication number: 20130214278
    Abstract: An array substrate for a display device and manufacturing method thereof is disclosed. The device comprises: a substrate; a gate line formed on the substrate along a first direction; a data line formed over the substrate along a second direction, wherein the data line and the gate line cross each other to define a pixel region; a thin film transistor formed in the pixel region, and having a gate electrode connected to the gate line, a source electrode connected to the data line, and a drain electrode; a pixel electrode formed in the pixel region and connected to the drain electrode; a first auxiliary gate pattern formed over the gate line and contacting the gate line; and a first auxiliary data pattern formed over the data line and contacting the data line.
    Type: Application
    Filed: August 16, 2012
    Publication date: August 22, 2013
    Inventors: Seung-Hee Nam, Soon-Sung Yoo, Tae-Hyoung Moon, Tae-Joon Song, Kyu-Hwang Lee
  • Patent number: 8488084
    Abstract: A flat panel display device includes a thin film pattern formed by an imprinting mold pressing imprinting resin on a substrate, an outer thin film pattern formed on an outer region of the substrate, adjacent to the thin film pattern, wherein the outer thin film pattern is used as a demolding seed for demolding the substrate from the imprinting mold, and the outer thin film pattern configured to limit movement of the imprinting resin.
    Type: Grant
    Filed: May 2, 2011
    Date of Patent: July 16, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Ho-Su Kim, Tae-Joon Song, Dhang Kwon, Hang-Sup Cho, Seong-Pil Cho, Doo-Hee Jang
  • Patent number: 8368867
    Abstract: A liquid crystal spraying apparatus is provided. In the apparatus, a liquid crystal vessel stores liquid crystal. A liquid crystal nozzle sprays the stored liquid crystal in the form of fine particles. A liquid crystal supplier supplies the stored liquid crystal to the liquid crystal nozzle. A gas supplier supplies gas causing the supplied liquid crystal to be sprayed in the form of fine particles. A gas tank supplies the gas to the gas supplier.
    Type: Grant
    Filed: November 22, 2005
    Date of Patent: February 5, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Kang Suk Kim, Tae Joon Song
  • Patent number: 8236224
    Abstract: A fabricating apparatus and a method of a flat plate display are disclosed. A fabricating apparatus of a flat plate display includes a stage on which a substrate is seated, an imprinting mold bonded with the substrate to form a thin film pattern on the substrate, the imprinting mold comprises projections and grooves, a supporter configured to support the imprinting mold, and a horizontal compensating part configured to compensate downward-bending of the imprinting mold by pressing the imprinting mold.
    Type: Grant
    Filed: October 25, 2010
    Date of Patent: August 7, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Tae-Joon Song, Jin-Wuk Kim, Seong-Pil Cho
  • Patent number: 8236225
    Abstract: Disclosed are a device and method for fabricating a flat display device which can minimize an error of alignment of an imprinting mold and a substrate. The device for fabricating a flat display device includes a stage for seating a substrate; an imprinting mold bonded with the substrate to form a thin film pattern on the substrate, the imprinting mold comprises projections and grooves; and a mold holder for holding sides of the imprinting mold when the substrate and the imprinting mold are bonded with each other.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: August 7, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Tae-Joon Song, Seong-Pil Cho
  • Publication number: 20120107980
    Abstract: A liquid crystal display device and a method of fabricating the same is disclosed, to provide a liquid crystal display device to simplify the process and decrease the fabrication cost, the liquid crystal display device includes a first substrate having a color filter and a second substrate having a thin film transistor, wherein the first and second substrates face each other, a first passivation film formed on the thin film transistor, and a first column spacer formed integrally with the first passivation film.
    Type: Application
    Filed: January 5, 2012
    Publication date: May 3, 2012
    Inventors: Jin Wuk KIM, Tae Joon Song
  • Patent number: 8105501
    Abstract: A liquid-crystal display includes a first substrate and a second substrate disposed opposite the first substrate, and a plurality of pixel areas formed on the first substrate, where each pixel area has red, green, blue, and white sub-pixel areas. Red, green and blue color filter layers are disposed on the red, green and blue sub-pixel areas, respectively, and an overcoat layer is disposed over the red, green and blue color filter layers, where a portion of the overcoat layer forms a white color filter layer in the white sub-pixel area. The overcoat layer is formed from a UV-curable liquid pre-polymer material, which includes monomers each having a mono-functional group, and at least a di-functional group or a tri-functional group.
    Type: Grant
    Filed: November 17, 2010
    Date of Patent: January 31, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Jin Wuk Kim, Tae Joon Song, Yeon Heui Nam, Seong Pil Cho
  • Patent number: 8107048
    Abstract: A liquid crystal display device and a method of fabricating the same is disclosed, to provide a liquid crystal display device to simplify the process and decrease the fabrication cost, the liquid crystal display device includes a first substrate having a color filter and a second substrate having a thin film transistor, wherein the first and second substrates face each other, a first passivation film formed on the thin film transistor, and a first column spacer formed integrally with the first passivation film.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: January 31, 2012
    Assignee: LG Display Co., Ltd.
    Inventors: Jin Wuk Kim, Tae Joon Song
  • Publication number: 20110298159
    Abstract: Disclosed is an imprinting apparatus and imprinting method using the same that prevent a process of forming a pattern on a substrate from being affected by flatness of a stage. The imprinting apparatus comprises a chamber unit in which a process of forming a pattern on a substrate is carried out; a stage for supporting the substrate on which a resin layer is formed; an installing member positioned above the stage and having a mold member attached to transform the resin layer so as to form the pattern on the substrate; and a first spraying unit for spraying fluid to separate the substrate supported by the stage from the stage, wherein the installing member moves the mold member in the direction getting near to the substrate separated from the stage so that the mold member and the resin layer are brought into contact with each other.
    Type: Application
    Filed: May 13, 2011
    Publication date: December 8, 2011
    Inventors: Doo Hee JANG, Tae Joon Song, Dhang Kwon, Hang Sup Cho, Seong Pil Cho, Ho Su Kim, Jin Hee Jang